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WO2016041448A1 - Procédé et dispositif de configuration de mode de fonctionnement de dispositif de transfert de données - Google Patents

Procédé et dispositif de configuration de mode de fonctionnement de dispositif de transfert de données Download PDF

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Publication number
WO2016041448A1
WO2016041448A1 PCT/CN2015/089057 CN2015089057W WO2016041448A1 WO 2016041448 A1 WO2016041448 A1 WO 2016041448A1 CN 2015089057 W CN2015089057 W CN 2015089057W WO 2016041448 A1 WO2016041448 A1 WO 2016041448A1
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WIPO (PCT)
Prior art keywords
data forwarding
forwarding device
working mode
control node
mode
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PCT/CN2015/089057
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English (en)
Chinese (zh)
Inventor
刘佳敏
秦飞
贺媛
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China Academy of Telecommunications Technology CATT
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China Academy of Telecommunications Technology CATT
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Publication of WO2016041448A1 publication Critical patent/WO2016041448A1/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

Definitions

  • the present disclosure relates to the field of communications technologies, and in particular, to a method and an apparatus for configuring a working mode of a data forwarding device.
  • the network side that is, the nodes of the upper nodes of the base station (for example, the local data center and the Serving Gateway) are mostly wired, that is, the evolved base station (evolved Node) B, eNB) is connected by a wired link, and the eNB and the core network node, for example, a Mobile Management Entity (MME), a Serving Gateway (S-GW), etc., are also wired. Link connection.
  • MME Mobile Management Entity
  • S-GW Serving Gateway
  • UE user equipment
  • base station within the coverage of the macro base station
  • the working mode of the base station is a relatively static selection.
  • the working mode of the base station is basically determined by the network planning, and the attributes of the base station have been determined. For example, this is a macro base station and a relay node (Relay). ) Or Remote Radio Head (RRH), etc.
  • Operation and Maintenance (OAM) can be configured and adjusted for operating parameters, but it is also a relatively static process.
  • the embodiments of the present disclosure provide a method and a device for configuring a working mode of a data forwarding device, which are used to flexibly select a working mode of the data forwarding device according to a negotiation result between the data forwarding device and the control node, so that the data forwarding device works at the most suitable level.
  • Work mode improve the flexibility of the network, so as to better cope with changes in network resource status and business volume changes, improve network communication efficiency.
  • a method for configuring a working mode of a data forwarding device includes: the data forwarding device negotiates an operation mode of the data forwarding device with a control node; and the data forwarding device determines, according to the negotiation result, the data forwarding device Operating mode.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode.
  • the working mode of the access node has been determined before the access node is deployed, and the flexible selection of the working mode enables the data forwarding device to work in the most suitable working mode, compared to the inability to flexibly select the working mode during the working process.
  • Improve the flexibility of the network so as to better cope with changes in network resource status and business volume changes, and improve network communication efficiency.
  • the data forwarding device negotiates an operation mode of the data forwarding device with the control node, where the data forwarding device sends the data forwarding device to the control node. a working mode configuration request; the data forwarding device receives the working mode configuration command sent by the control node; the data forwarding device determines the working mode of the data forwarding device according to the negotiation result, specifically: the data forwarding device configures the working mode The mode of operation indicated in the instruction is determined to be the mode of operation of the data forwarding device.
  • the The working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device for the supported working mode, and a working mode supported by the data forwarding device. Priority information.
  • the method before the data forwarding device sends the working mode configuration request to the control node, the method further includes: sending, by the data forwarding device, the control node One or any combination of the following information: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device for the supported working mode, and priority information of the working mode supported by the data forwarding device.
  • the data forwarding device negotiates an operation mode of the data forwarding device with the control node, where the data forwarding device determines an alternative work. a mode; the data forwarding device sends a working mode admission request to the control node, where the candidate operating mode is included; the data forwarding device receives a working mode admission response message sent by the control node; and the data forwarding device Determining the working mode of the data forwarding device according to the result of the negotiation, where the data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node.
  • the data forwarding Determining, by the device, the working mode of the data forwarding device according to the working mode admission response message sent by the control node, the data forwarding device determining the candidate working mode as an operating mode of the data forwarding device;
  • the data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node, including:
  • the working mode admission response message includes the working mode selected by the control node for the data forwarding device, the data forwarding device determines the working mode selected by the control node as the working mode of the data forwarding device; or
  • the data forwarding device re-determines the alternate mode of operation and again Sending a working mode admission request to the control node, including a re-determined candidate working mode, receiving
  • the candidate working mode includes multiple working modes
  • the working mode admission response message includes the control node from the The working mode selected by the data forwarding device in the multiple working modes; the data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node, including: the data forwarding device The working mode selected by the control node for the data forwarding device is determined as the working mode of the data forwarding device.
  • the method further includes: the data forwarding device receiving the And a working mode reconfiguration command sent by the control node; the data forwarding device switches the currently employed working mode to the working mode indicated in the working mode reconfiguration command.
  • the method further includes: the data forwarding device determining When the working mode needs to be switched, the working mode of the data forwarding device is negotiated with the control node, and the currently used working mode is switched according to the negotiation result.
  • a method for configuring a working mode of a data forwarding device includes: a control node negotiates an operation mode of the data forwarding device with the data forwarding device; and the control node sends a negotiation result to the data forwarding device, Instructing the data forwarding device to determine an operating mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode.
  • the working mode of the access node has been determined before the access node is deployed, and the flexible selection of the working mode enables the data forwarding device to work in the most suitable working mode, compared to the inability to flexibly select the working mode during the working process.
  • Improve the flexibility of the network so as to better cope with changes in network resource status and business volume changes, and improve network communication efficiency.
  • the control node negotiates the working mode of the data forwarding device with the data forwarding device, where the control node receives the data forwarding device. a working mode configuration request sent; the control node is based on The working mode configuration request is generated, and the working mode configuration command is generated; the control node sends a negotiation result to the data forwarding device, to instruct the data forwarding device to determine the working mode of the data forwarding device according to the negotiation result, specifically: The control node sends the working mode configuration instruction to the data forwarding device to instruct the data forwarding device to determine the working mode indicated in the working mode configuration command as the working mode of the data forwarding device.
  • the working mode configuration request includes one or any combination of the following information: capability information of an operating mode supported by the data forwarding device, The preference information of the data forwarding device for the supported working mode and the priority information of the working mode supported by the data forwarding device.
  • the method before the control node receives the working mode configuration request sent by the data forwarding device, the method further includes: the control node receiving the One or any combination of the following information sent by the data forwarding device: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device for the supported working mode, and working mode supported by the data forwarding device Priority information; the control node generates a working mode configuration command according to the working mode configuration request, including: the control node generates a work according to the working mode configuration request and the information sent by the data forwarding device Mode configuration instructions.
  • the control node negotiates the working mode of the data forwarding device with the data forwarding device, where the control node receives the data forwarding device.
  • a working mode admission request where the working mode admission request includes an alternate working mode determined by the data forwarding device; and the control node generates a working mode admission response message according to whether the candidate working mode is accepted;
  • the control node sends a negotiation result to the data forwarding device, to instruct the data forwarding device to determine an operation mode of the data forwarding device according to the negotiation result, where the control node sends the The working mode accepts a response message to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the working mode admission response message.
  • the control node when the control node determines that the candidate working mode can be accepted, the control node sends the information to the data forwarding device.
  • a working mode admission response message to indicate that the data forwarding device is Determining the working mode of the data forwarding device is: the control node sends a receiving response message to the data forwarding device to instruct the control node to determine that the candidate working mode can be accepted.
  • the control node Instructing the data forwarding device to determine the alternate mode of operation as an operational mode of the data forwarding device; when the control node refuses to accept the alternate mode of operation, the control node to the data
  • the forwarding device sends the working mode admission response message to instruct the data forwarding device to determine the working mode of the data forwarding device according to the working mode admission response message, including: when the control node selects the data forwarding device In the working mode, the control node sends an admission response message to the data forwarding device to indicate that the control node refuses to accept the candidate working mode, where the admission response message includes the control node is a working mode selected by the data forwarding device to instruct the data forwarding device to control the data
  • the working mode selected by the node is determined as an operating mode of the data forwarding device; or the receiving response message sent by the control node to the data forwarding device to indicate that the control node refuses to accept the candidate working mode, Then, the control node receives the working mode admission request sent by the data forwarding device
  • the candidate working mode includes multiple working modes; the control node is the data from the multiple working modes.
  • the forwarding device selects an operating mode; the control node sends the working mode admission response message to the data forwarding device, to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the working mode admission response message.
  • the control node sends a working mode admission response message to the data forwarding device, where the working mode admission response message includes an operation mode selected by the control node for the data forwarding device, to indicate the data forwarding device.
  • the working mode selected by the control node is determined as an operating mode of the data forwarding device.
  • the method further includes: the control node forwarding the data The working mode of the device is reconfigured to send to the data forwarding device And a mode reconfiguration instruction to instruct the data forwarding device to switch the currently employed operating mode to the working mode indicated in the working mode reconfiguration command.
  • the method further includes: the control node re-sending the data
  • the forwarding device negotiates an operation mode of the data forwarding device to instruct the data forwarding device to switch the currently used working mode according to the negotiation result.
  • the method further includes: when the data forwarding device is a user equipment UE, and the control node sends a negotiation result to the UE, The control node sends the negotiation result to the base station that covers the UE to notify the base station of the working mode of the UE.
  • An apparatus for configuring a working mode of a data forwarding device includes: an interaction unit, configured to negotiate an operation mode of the data forwarding device with a control node; and a processing unit connected to the interaction unit, configured to negotiate The result determines the mode of operation of the data forwarding device.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode.
  • the working mode of the access node has been determined before the access node is deployed, and the flexible selection of the working mode enables the data forwarding device to work in the most suitable working mode, compared to the inability to flexibly select the working mode during the working process.
  • Improve the flexibility of the network so as to better cope with changes in network resource status and business volume changes, and improve network communication efficiency.
  • the interaction unit negotiates an operation mode of the data forwarding device with the control node, where the interaction unit sends a work to the control node. a mode configuration request; the interaction unit receives an operation mode configuration instruction sent by the control node; the processing unit determines an operation mode of the data forwarding device according to the negotiation result, where the processing unit configures the operation mode The indicated mode of operation is determined to be the mode of operation of the data forwarding device.
  • the working mode configuration request includes one or any combination of the following information: capability information of an operating mode supported by the data forwarding device, Preference information of the data forwarding device for the supported working mode, The priority information of the working mode supported by the data forwarding device.
  • the interaction unit before the interaction unit sends a working mode configuration request to the control node, the interaction unit is further configured to: the interaction unit Sending, to the control node, one or any combination of the following information: capability information of a working mode supported by the data forwarding device, preference information of the data forwarding device for a supported working mode, and a working mode supported by the data forwarding device Priority information.
  • the foregoing configuration apparatus further includes: a mode determining unit, connected to the interaction unit, configured to determine an alternate working mode for the data forwarding device;
  • a mode determining unit connected to the interaction unit, configured to determine an alternate working mode for the data forwarding device;
  • the interaction unit includes: the interaction unit sends a working mode admission request to the control node, where the candidate working mode is included; and the interaction unit receives the a working mode admission response message sent by the control node; the processing unit determines an operation mode of the data forwarding device according to the negotiation result, where the processing unit determines the data forwarding according to the working mode admission response message sent by the control node.
  • the working mode of the device is not limited to negotiate the negotiation result, where the processing unit determines the data forwarding according to the working mode admission response message sent by the control node.
  • the processing unit Determining, according to the working mode admission response message sent by the control node, the working mode of the data forwarding device: the processing unit determining the candidate working mode as an operating mode of the data forwarding device; when the working mode is accepted When the response message indicates that the control node refuses to accept the candidate working mode, the processing unit determines an operating mode of the data forwarding device according to the working mode admission response message sent by the control node, including: when the working mode When the admission response message includes the working mode selected by the control node for the data forwarding device, the processing unit determines the working mode selected by the control node as the working mode of the data forwarding device; or the mode determining unit Re-determining the alternative mode of operation, the interaction unit is again sent And receiving, by the control node, a working mode admission response message that is sent by the control node, and the processing unit
  • the An alternate working mode includes a plurality of working modes;
  • the working mode admission response message includes an operating mode selected by the control node from the plurality of working modes for the data forwarding device;
  • the processing unit is configured according to the control
  • the working mode admission response message sent by the node determines the working mode of the data forwarding device, and the processing unit determines, by the processing unit, the working mode selected by the control node for the data forwarding device as the working mode of the data forwarding device.
  • the interaction unit is further configured to: receive the Controlling a working mode reconfiguration command sent by the node; the processing unit is further configured to switch the currently employed working mode to the working mode indicated in the working mode reconfiguration command.
  • the method further includes: a determining unit, connected to the interaction a unit, configured to determine whether a working mode needs to be switched, and when it is determined that the working mode needs to be switched, the interaction unit re-negotiates the working mode of the data forwarding device with the control node, and the processing unit uses the currently adopted working mode according to the negotiation result. Switch.
  • An apparatus for configuring a working mode of a data forwarding device includes: a negotiating unit, configured to negotiate an operating mode of the data forwarding device with the data forwarding device; and a sending unit, connected to the negotiating unit, And sending a negotiation result to the data forwarding device, to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode.
  • the working mode of the access node has been determined before the access node is deployed, and the flexible selection of the working mode enables the data forwarding device to work in the most suitable working mode, compared to the inability to flexibly select the working mode during the working process.
  • Improve the flexibility of the network so as to better cope with changes in network resource status and business volume changes, and improve network communication efficiency.
  • the negotiating unit negotiates an operation mode of the data forwarding device with the data forwarding device, and includes: receiving, by the data forwarding device, Work mode configuration request; the configuration device further includes: mode configuration a unit, connected to the negotiating unit and the sending unit, configured to generate a working mode configuration instruction according to the working mode configuration request; the sending unit sends a negotiation result to the data forwarding device to indicate the data forwarding
  • the device determines the working mode of the data forwarding device according to the negotiation result, where the sending unit sends the working mode configuration command to the data forwarding device to instruct the data forwarding device to use the working mode configuration command.
  • the indicated mode of operation is determined to be the mode of operation of the data forwarding device.
  • the working mode configuration request includes one or any combination of the following information: capability information of an operating mode supported by the data forwarding device, The preference information of the data forwarding device for the supported working mode and the priority information of the working mode supported by the data forwarding device.
  • the method before the negotiating unit receives the working mode configuration request sent by the data forwarding device, the method further includes: the negotiating unit receiving the One or any combination of the following information sent by the data forwarding device: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device for the supported working mode, and working mode supported by the data forwarding device Priority mode information; the mode configuration unit generates a working mode configuration command according to the working mode configuration request, including: the mode configuration unit according to the working mode configuration request, and the information sent by the data forwarding device , generate a working mode configuration command.
  • the negotiating unit negotiates an operation mode of the data forwarding device with the data forwarding device, and includes: receiving, by the data forwarding device, a working mode admission request, where the working mode admission request includes an alternate working mode determined by the data forwarding device; the mode configuration unit is further configured to generate a working mode admission response message according to whether the candidate working mode is accepted.
  • the sending unit sends a negotiation result to the data forwarding device, to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the negotiation result, where the sending unit sends the data forwarding device to the data forwarding device.
  • the working mode accepts a response message to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the working mode admission response message.
  • the sending unit when the mode configuration unit determines that the candidate working mode can be accepted, the sending unit sends the The data forwarding device sends the working mode admission response message to indicate that the data forwarding device determines, according to the working mode acceptance response message, that the working mode of the data forwarding device is: the sending unit sends the data forwarding device to the data forwarding device.
  • the working mode of the data forwarding device includes: when the mode configuration unit selects an operating mode for the data forwarding device, the sending unit sends, to the data forwarding device, the control node to refuse to accept the Admission response message of an alternate working mode, in the admission response message
  • the working mode selected by the mode configuration unit for the data forwarding device to indicate that the data forwarding device determines the working mode selected by the control node as the working mode of the data forwarding device; or the sending unit Transmitting, by the data forwarding device, an admission response message indicating that the control node refuses to accept the candidate working mode, and then the negotiating unit receives a working mode admission request
  • the candidate working mode includes multiple working modes
  • the mode configuring unit is further configured to: use the multiple working modes Selecting a working mode for the data forwarding device; the sending unit sends the working mode admission response message to the data forwarding device, to instruct the data forwarding device to determine the data forwarding according to the working mode admission response message.
  • the working mode of the device is specifically: the sending unit sends a working mode admission response message to the data forwarding device, where the working mode admission response message includes an operating mode selected by the mode configuration unit for the data forwarding device, Instructing the data forwarding device to determine an operating mode selected by the mode configuration unit as an operating mode of the data forwarding device.
  • the mode configuration unit is further configured to reconfigure an operation mode of the data forwarding device; the sending unit sends a working mode to the data forwarding device. And configuring an instruction to instruct the data forwarding device to switch the currently employed working mode to the working mode indicated in the working mode reconfiguration command.
  • the negotiating unit re-negotiates with the data forwarding device.
  • the working mode of the data forwarding device is used to instruct the data forwarding device to switch the currently used working mode according to the negotiation result.
  • the data forwarding device is a user equipment UE
  • the sending unit sends a negotiation result to the UE
  • the base station of the UE sends the negotiation result to notify the base station of the working mode of the UE.
  • An apparatus for configuring a working mode of a data forwarding device includes: a processor; and a memory connected to the processor through a bus interface, and configured to store the processor to use when performing an operation Programs and data, when the processor calls and executes the programs and data stored in the memory, for:
  • the working mode of the data forwarding device is determined according to the negotiation result.
  • An apparatus for configuring a working mode of a data forwarding device includes: a processor; and a memory connected to the processor through a bus interface, and configured to store the processor to use when performing an operation Programs and data, when the processor calls and executes the programs and data stored in the memory, for:
  • FIG. 1 is a schematic flowchart of a method for configuring a working mode of a data forwarding device on a data forwarding device side according to an embodiment of the present disclosure
  • FIG. 2 is a schematic flowchart of a method for configuring a working mode of a data forwarding device on a control node side according to an embodiment of the present disclosure
  • FIG. 3 is a schematic diagram of locations of a UE and a control node according to an embodiment of the present disclosure
  • FIG. 4 is a schematic structural diagram of a device for configuring a working mode of a data forwarding device on a data forwarding device side according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of a physical device of a base station according to an embodiment of the present disclosure
  • FIG. 6 is a schematic structural diagram of a device for configuring a working mode of a data forwarding device on a control node side according to an embodiment of the present disclosure
  • FIG. 7 is a schematic structural diagram of a physical device of a control node according to an embodiment of the present disclosure.
  • the data forwarding device provided by the embodiment of the present disclosure may be a base station, or may be a user equipment UE under the coverage of the base station, and the base station may be a low-power station or a small station.
  • the control node provided by the embodiment of the present disclosure may be a physical node or a logical node, and may be implemented by a macro base station.
  • the data forwarding device is exemplified for the base station.
  • the working mode mentioned in the embodiment of the present disclosure is described.
  • the working mode of the base station may be divided into the following types according to the forwarding data type:
  • the base station can act as a layer 1 (physical layer L1) site.
  • the processed physical layer data is received from the upper node of the base station (for example, the local data center, the Serving Gateway), and then the physical layer data is sent to the UE on the air interface as the downlink data transmission.
  • the data is received from the UE, and the data is the physical layer data, and then the physical layer data is directly transmitted to the upper node of the upper node of the base station, and the upper layer of the upper node of the base station is connected to the physical layer. After the data is processed, it is sent to the higher layer node as a relay for the uplink data transmission.
  • the base station can serve as a layer 2 (L2, for example, access control MAC, radio link control RLC, or packet data convergence protocol (PDCP)).
  • L2 data is received from the upper node of the base station, and then Processing the received L2 data, for example: The received L2 data is processed into physical layer data, and then the physical layer data is sent to the UE on the air interface as a transit of the downlink data transmission; or, for the uplink data transmission, the data is received from the UE, and the data is the physical layer.
  • L2 data is received from the upper node of the base station, and then Processing the received L2 data, for example: The received L2 data is processed into physical layer data, and then the physical layer data is sent to the UE on the air interface as a transit of the downlink data transmission; or, for the uplink data transmission, the data is received from the UE, and the data is the physical layer.
  • PDCP packet data convergence protocol
  • the data is processed, for example, the physical layer data is processed into L2 data, and then the L2 data is transmitted to the upper node of the upper node of the base station, and the upper node of the upper node of the base station processes the L2 data, and then transmits To a higher level node.
  • the base station can serve as a layer 3 (L3, for example, IP layer) site.
  • L3 layer 3
  • the IP data packet is received from the upper node of the base station, and then the IP data packet is processed, for example, the IP data packet is processed.
  • Processing is physical layer data, and then transmitting physical layer data to the UE on the air interface as a transit of downlink data transmission; or for uplink data transmission, receiving data from the UE, that is, physical layer data, processing the physical layer data
  • the physical layer data is processed into IP data, and then the IP data is transmitted to the upper node of the upper node of the base station, and the upper node of the upper node of the base station performs forwarding and addressing of the IP data.
  • the data is forwarded by the base station, and the working modes of the base station include: an L1 forwarding mode, an L2 forwarding mode, and an L3 forwarding mode.
  • the working mode of the base station can also be divided from other angles.
  • the base station can work in a compatible mode, that is, a mode capable of supporting lower-level devices (including network devices and terminal devices), and supports dual connectivity with the macro base station; the base station can also work in a non-compatible mode, that is, cannot support the low version.
  • the mode of the device for example, the base station does not send a normal public signaling broadcast, etc., is invisible to the idle state (IDLE) UE, and only the connected UE can use the base station resource under the control of the network. Data transfer.
  • IDLE idle state
  • a method for configuring a data forwarding device working mode includes:
  • Step 102 The data forwarding device negotiates with the control node an operating mode of the data forwarding device.
  • Step 104 The data forwarding device determines an operating mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode, and
  • the working mode of the access node has been determined before the access node is deployed, and the working mode is flexibly selected according to the flexible selection of the working mode, so that the data forwarding device works in the most suitable working mode.
  • Improve the flexibility of the network so as to better cope with changes in network resource status and business volume changes, and improve network communication efficiency.
  • the base station when the base station is powered on or restarted, for example, when the base station is initially deployed or the base station is turned off after being turned off for other reasons (for example, power saving), the base station adopts an operation of newly joining the network, and the base station negotiates with the control node.
  • the working mode of the base station determines the working mode of the base station according to the current backhaul link configuration of the base station and the network status.
  • the control node may be stored in the base station in advance, or may be found by the base station according to an algorithm.
  • the base station may acquire the control node by interacting with the surrounding base station, and the control node may be a single entity or a macro base station that is covered by the same. It can also be the last hop access anchor point of the base station on the side close to the network.
  • the working mode of the data forwarding device includes: an L1 forwarding mode, an L2 forwarding mode, and an L3 forwarding mode, where the data forwarding device is in the L1 forwarding mode.
  • the L1 data is forwarded between the UE and the upper node of the base station.
  • the data forwarding device forwards the L2 data between the UE and the upper node of the base station.
  • the L3 forwarding mode the data forwarding device is in the upper node of the UE and the base station. Forward L3 data.
  • the data forwarding device negotiates the working mode of the data forwarding device with the control node, where the data forwarding device sends a working mode configuration request to the control node, and the data forwarding device receives the work sent by the control node. And the data forwarding device determines the working mode of the data forwarding device according to the negotiation result, where the data forwarding device determines the working mode indicated in the working mode configuration command as the working mode of the data forwarding device.
  • the working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • capability information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the preference information of the working mode and the priority information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the method before the data forwarding device sends the working mode configuration request to the control node, the method further includes: the data forwarding device sending one of the following information to the control node or Any combination: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device to the supported working mode, and priority information of the working mode supported by the data forwarding device.
  • the base station supports the capability information of the working mode supported by the base station, and the base station The preference information of the working mode and the priority information of the working mode supported by the base station are sent to the control node, and the requesting control node configures the working mode for the base station, wherein the capability information of the working mode supported by the base station includes: the software version supported by the base station The configuration of the backhaul link of the base station and the measurement result of the surrounding conditions of the base station, for example, the received signal and the interference power at each frequency point that the base station can measure.
  • the working mode can only be selected in the working mode supported by the base station.
  • the backhaul configuration bandwidth required for the lower layer forwarding needs to be smaller, that is, the L1 forwarding mode needs to be supported by a backhaul configuration with larger bandwidth and more severe delay, and the backhaul configuration feature required for the L3 forwarding mode is Relatively loose, the L2 forwarding mode is between the two.
  • the wireless backhaul configuration is not suitable for selecting the L1 forwarding mode due to bandwidth limitation and long delay. It is also suitable for non-compatible mode base stations to work due to inflexible control.
  • the backhaul configuration is ideal for both bandwidth and latency. It is ideal for fast coordination and meets the L1 forwarding mode. Therefore, base stations with this backhaul configuration can basically select all the working modes, but the fiber backhaul configuration is only hardware. Configuration, usually in the case of a switch, router or gateway processing, the actual transmission bandwidth of the backhaul configuration is also limited by the processing speed of the switch, router or gateway, and can not reach the physical limit transmission rate. For example, the physical transmission rate of the optical fiber may be 10 Gbps, but the transmission rate of the link may be only 10 Mbps, and the actual transmission rate of the backhaul configuration is only 10 Mbps. Therefore, it is necessary to comprehensively consider the physical characteristics and resource allocation characteristics of the backhaul configuration, and consider the mode selection by using the smaller values of the two as the backhaul configuration characteristics.
  • the newly added base station may also select the L1 forwarding mode if the backhaul configuration and other conditions permit, to join the cooperation scope and increase the air interface efficiency.
  • the transmission delay is less than the threshold M1
  • the capability of the upper node of the base station allows a new base station to operate in the L1 forwarding mode, and the upper node is for the surrounding base station.
  • the transmission situation has a good grasp.
  • the working mode of the base station can be selected as the L1 forwarding mode; when the actual transmission bandwidth capability configured by the base station backhaul cannot reach the threshold X1 requirement, it is higher than Threshold X2 requires that when the transmission delay is greater than M1 and less than M2, and the processing and storage capacity of the base station itself can meet the requirements of the L2 forwarding mode, from the existing working mode of the surrounding base station, a base station operating in the L2 forwarding mode has more
  • the working mode of the base station can be selected as the L2 forwarding mode; when the actual transmission capacity of the base station backhaul is lower than the threshold X2 requirement, the transmission delay is greater than M2, and the processing and storage capacity of the base station can be achieved.
  • L3 forwarding mode requirements or base station due to its own characteristics, such as: closed The Close Subscriber Group (CSG) cell needs to work independently.
  • the working mode of the base station can be selected as the L3 forwarding mode, where X1 is greater than X2 and M1 is smaller than M2.
  • the control node refers to a node or a logical control entity that negotiates the working mode of the base station with the base station
  • the high-level node refers to a node or a logical control entity that needs to directly perform data interaction with the base station
  • the control node and the high-level node may be located in the same entity ( For example, two nodes in a macro station can also be different entities or nodes in different entities.
  • the data forwarding device negotiates the working mode of the data forwarding device with the control node, including: the data forwarding device determines an alternate working mode; and the data forwarding The device sends a working mode admission request to the control node, where the candidate operating mode is included; the data forwarding device receives the working mode admission response message sent by the control node; and the data forwarding device determines the working mode of the data forwarding device according to the negotiation result, specifically The data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node.
  • the base station negotiates the working mode of the base station with the control node, and the base station may request the control node to configure the working mode for the base station, or the base station may determine the candidate working mode, and An alternate mode of operation is sent to the control node, and the control node decides whether to accept the alternate mode of operation.
  • the base station is powered on or restarted, and requests the relevant node to obtain current information. For example, if it is a wired backhaul configuration, it can search for the control entity of the switching device, and how much rate can be allocated to its own backhaul configuration. What is the current load of the wired link, etc.; it is also possible to obtain some necessary information from neighboring base stations, the working mode of the adjacent base station, etc. through the X2 interface or the like.
  • the above information obtained by the base station (the rate of the backhaul configuration allocation and/or the working mode of the neighboring base station), combined with its own capabilities, selects a working mode that is most suitable for the alternative, and after the base station determines the alternative working mode, the control is performed.
  • the node sends a working mode admission request, and the working mode admission request includes an alternate working mode, and determines an operating mode of the base station according to the admission response message replied by the control node.
  • the base station determines the candidate working mode, it also needs to follow the principle that the control node selects the working mode for the base station.
  • the data forwarding device when the working mode admission response message indicates that the control node determines that the candidate working mode can be accepted, the data forwarding device accepts according to the working mode sent by the control node. Determining, by the response message, the working mode of the data forwarding device includes: the data forwarding device determining an alternate working mode as an operating mode of the data forwarding device; and when the working mode admission response message indicates that the control node refuses to accept the candidate working mode, the data Determining, by the forwarding device, the working mode of the data forwarding device according to the working mode admission response message sent by the control node, including: when the working mode admission response message includes the working mode selected by the control node for the data forwarding device, the data forwarding device controls the node The selected working mode is determined as the working mode of the data forwarding device; or the data forwarding device re-determines the alternate working mode and sends the working mode admission request to the control node again, including the re-determined alternative working mode
  • the control node determines that the candidate working mode can be accepted, and then sends a receiving response message for instructing the controlling node to determine that the candidate working mode can be accepted.
  • a base station determining an alternate working mode as an operating mode; and the control node rejecting the alternate working mode, sending an admission response message indicating that the control node refuses to accept the candidate working mode to the base station, where the message may Including control nodes
  • the station selects the working mode, if the control node selects the working mode selected by the base station, the base station determines the working mode selected by the control node for the base station as the working mode, and if the control node does not include the working mode selected by the base station, the base station re-determines the standby mode.
  • the selected mode of operation is sent to the control node to reconfirm whether to accept the re-determined alternative mode of operation.
  • the base station may select the most suitable one of the multiple working modes according to the preference information of the base station for the supported working mode.
  • a working mode is used as an alternative working mode.
  • the alternative working mode selected in this way can better utilize the configuration of the base station, but needs to be sent to the control node for confirmation, in order to improve the negotiation between the base station and the control node.
  • the alternate working mode includes multiple working modes; the working mode admission response message includes the control node from multiple working modes.
  • the working mode selected by the data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node, and includes: the working mode selected by the data forwarding device for the data forwarding device Determine the working mode of the data forwarding device.
  • the base station when the base station sends the multiple candidate working modes to the control node, the base station may also be arranged in a certain priority order to indicate that the control node selects the working mode of the base station in the multiple candidate working modes according to the sequence. select.
  • the data forwarding device further includes: the data forwarding device receives the working mode sent by the control node. The reconfiguration command; the data forwarding device switches the currently employed operating mode to the operating mode indicated in the working mode reconfiguration command.
  • the control node may reconfigure the working mode of the base station in order to provide better service and improve the efficiency of the entire system due to changes in the network state. And sending a reconfiguration command to the base station, instructing the base station to switch the working mode to the working mode indicated in the reconfiguration command without affecting the UE as much as possible.
  • the change of the network state includes: the configuration of the base station backhaul link is redistributed, causing the base station's backhaul link rate to change, for example, the rate of the backhaul link is changed from 10 megabits (Mbps) to 1 Mbps. Or from 1 Mbps to 10 Mbps; the processing load of the high-level node connected to the base station changes; the working mode of the neighboring base station around the base station changes; the service of the base station The load changes; the service requirements of the air interface change; the previous service is not satisfied.
  • the configuration of the base station backhaul link is redistributed, causing the base station's backhaul link rate to change, for example, the rate of the backhaul link is changed from 10 megabits (Mbps) to 1 Mbps. Or from 1 Mbps to 10 Mbps; the processing load of the high-level node connected to the base station changes; the working mode of the neighboring base station around the base station changes; the service of the base station The load changes; the service requirements of the air interface change; the
  • the base station can adopt a more power-saving working mode, or even shut down, backhaul configuration.
  • the resources are also relatively rich.
  • the base station that is still in the working state can switch the working mode according to the situation, so as to be more suitable for the current business situation and improve efficiency.
  • the data forwarding device further includes: when the data forwarding device determines that the working mode needs to be switched, And re-negotiating with the control node the working mode of the data forwarding device, and switching the currently used working mode according to the negotiation result.
  • the base station may renegotiate the working mode with the control node, send the candidate working mode to the control node, and the control node performs the receiving or selecting process to re-determine the working mode of the base station, where the base station is Switch the working mode without affecting the UE to provide better service and improve the efficiency of the entire system.
  • the mode switching between the base station and the upper node is required to be synchronized.
  • the base station and the upper node need to switch from the old mode to the new mode at the same time, for example, before the handover.
  • the L1 forwarding mode the L1 data is transmitted between the two, and the L2 forwarding mode is transmitted after the handover.
  • the L2 data is transmitted between the two, and the base station and the upper node need to identify the data packet without any error. Therefore, the working mode of the base station switching operation mode and the base station change record needs to be synchronized.
  • a synchronous handover mode is an absolute time point of a predetermined handover. Before the absolute time point, the base station and the upper node perform the old working mode, and the absolute time point and after Switch to the new working mode.
  • another synchronous handover manner is performed by the transmitting party, before the start of the new interaction mode, signaling the other party to end the old mode and starting a new mode, for example, for downlink data transmission, It is sent by the upper node to the base station, then the high-level node decides when to switch. It can add the end marker-like tag or signaling at the end of the old data packet, or add the start marker tag or signaling at the beginning of the new data. Similarly, uplink data transmission can also be marked by the base station.
  • Two nodes can have a certain order, for example: receiving high-level sections After the point conversion signaling, the base station sends the conversion signaling again, or after receiving the conversion signaling of the base station, the high-level node sends the conversion signaling again, or there may be no sequence.
  • a method for configuring a data forwarding device working mode includes:
  • Step 202 The control node negotiates an operation mode of the data forwarding device with the data forwarding device.
  • Step 204 The control node sends a negotiation result to the data forwarding device, to instruct the data forwarding device to determine the working mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode, and
  • the working mode of the access node has been determined before the access node is deployed, and the working mode is flexibly selected according to the flexible selection of the working mode in the working process, so that the data forwarding device works in the most suitable working mode and improves.
  • the flexibility of the network to better cope with changes in network resource status and changes in traffic volume, and improve communication efficiency of the network.
  • the base station when the base station is powered on or restarted, for example, when the base station is initially deployed or the base station is turned off after being turned off for other reasons (for example, power saving), the base station adopts an operation of newly joining the network, and the base station negotiates with the control node.
  • the working mode of the base station determines the working mode of the base station according to the current backhaul link configuration of the base station and the network status.
  • the control node may be stored in the base station in advance, or may be found by the base station according to an algorithm.
  • the base station may acquire the control node by interacting with the surrounding base station, and the control node may be a single entity or a macro base station that is covered by the same. It can also be the last hop access anchor point of the base station on the side close to the network.
  • the control node negotiates the working mode of the data forwarding device with the data forwarding device, including: the control node receives the working mode configuration request sent by the data forwarding device; The control node generates a working mode configuration command according to the working mode configuration request, and the control node sends the negotiation result to the data forwarding device to instruct the data forwarding device to determine the working mode of the data forwarding device according to the negotiation result, specifically: the control node sends the data forwarding device to the data forwarding device. And sending a working mode configuration instruction to instruct the data forwarding device to determine the working mode indicated in the working mode configuration instruction as the working mode of the data forwarding device.
  • the working mode The configuration request includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device to the supported working mode, and priority information of the working mode supported by the data forwarding device.
  • the method before the control node receives the working mode configuration request sent by the data forwarding device, the method further includes: the control node receiving one of the following information sent by the data forwarding device Or any combination: capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device to the supported working mode, and priority information of the working mode supported by the data forwarding device; the control node configuring the request according to the working mode And generating a working mode configuration instruction, including: the control node generating a working mode configuration instruction according to the working mode configuration request and the information sent by the data forwarding device.
  • the base station sends the capability information of the working mode supported by the base station, the preference information of the working mode supported by the base station, and the priority information of the working mode supported by the base station to the control node, where the requesting control node configures the base station.
  • the working mode wherein the capability information of the working mode supported by the base station includes: a software version supported by the base station, a configuration of a backhaul link of the base station, and a measurement result of the base station to the surrounding situation, for example, the base station can measure at each frequency point. Receive signal and interference power, etc.
  • the control node selects the working mode for the base station, it can follow predetermined rules to select an appropriate working mode and improve the communication efficiency of the network.
  • the control node negotiates the working mode of the data forwarding device with the data forwarding device, including: the control node receives the working mode admission request sent by the data forwarding device, The working mode admission request includes an alternate working mode determined by the data forwarding device; the control node generates a working mode admission response message according to whether to accept the candidate working mode; and the control node sends the negotiation result to the data forwarding device to indicate data forwarding.
  • the device determines the working mode of the data forwarding device according to the negotiation result.
  • the control node sends a working mode admission response message to the data forwarding device to instruct the data forwarding device to determine the working mode of the data forwarding device according to the working mode admission response message.
  • the base station negotiates the working mode of the base station with the control node, and the base station may request the control node to configure the working mode for the base station, or the base station may determine the candidate working mode, and send the candidate working mode to the control node.
  • the control node decides whether to accept the alternative working mode.
  • the control node when the control node determines that the candidate working mode can be accepted, the control node sends a working mode admission response message to the data forwarding device to indicate data forwarding.
  • the device accepts the response message according to the working mode, and determines that the working mode of the data forwarding device is: the control node sends a receiving response message to the data forwarding device to instruct the control node to determine that the candidate working mode can be accepted, to indicate that the data forwarding device will An alternate working mode is determined as an operating mode of the data forwarding device; when the control node refuses to accept the candidate working mode, the control node sends a working mode admission response message to the data forwarding device to instruct the data forwarding device to accept the response according to the working mode And determining, by the message, the working mode of the data forwarding device, where: when the control node selects an operating mode for the data forwarding device, the control node sends a receiving response message to the data forwarding device to indicate that the
  • an alternate working mode includes multiple working modes; the control node selects a working mode for the data forwarding device from multiple working modes; and the control node And sending a working mode admission response message to the data forwarding device, to indicate that the data forwarding device determines the working mode of the data forwarding device according to the working mode admission response message, where the control node sends the working mode admission response message to the data forwarding device, where the operation is performed.
  • the mode admission response message includes an operation mode selected by the control node for the data forwarding device to indicate that the data forwarding device determines the working mode selected by the control node as the working mode of the data forwarding device.
  • the control node when the base station sends multiple candidate working modes, the control node should select a working mode for the base station from multiple working modes, and the terminal should be selected in a certain priority order, for example, by the base station side. Sequential selection when sending an alternate working mode; preferentially selecting an L1 forwarding mode with a small transmission delay or preferentially selecting an L3 forwarding mode capable of working independently, of course, those skilled in the art It should be understood that it is not intended to be specifically limited herein.
  • the method further includes: the control node reconfiguring the working mode of the data forwarding device, The data forwarding device sends a working mode reconfiguration command to instruct the data forwarding device to switch the currently employed operating mode to the operating mode indicated in the working mode reconfiguration command.
  • the control node may reconfigure the working mode of the base station in order to provide better service and improve the efficiency of the entire system due to changes in the network state. And sending a reconfiguration command to the base station, instructing the base station to switch the working mode to the working mode indicated in the reconfiguration command without affecting the UE as much as possible.
  • the change of the network state includes: the configuration of the base station backhaul link is redistributed, causing the base station's backhaul link rate to change, for example, changing from wireless to wired; and processing the high-level node connected to the base station.
  • the load changes; the operating mode of the neighboring base stations around the base station changes; the traffic load of the base station changes; the service requirements of the air interface change; and the previous service is not satisfied.
  • the method further includes: the control node re-negoing the work of the data forwarding device with the data forwarding device.
  • the mode is used to instruct the data forwarding device to switch the currently used working mode according to the negotiation result.
  • the base station may renegotiate the working mode with the control node, send the candidate working mode to the control node, and the control node performs the receiving or selecting process to re-determine the working mode of the base station, where the base station is Switch the working mode without affecting the UE to provide better service and improve the efficiency of the entire system.
  • the method further includes: when the data forwarding device is the user equipment UE, and the control node sends the negotiation result to the UE, the control node sends the base station to the coverage UE.
  • the negotiation result is sent to inform the base station of the working mode of the UE.
  • the control plane of the UE may be located in the macro base station, and a part of the user plane is located in the small station (base station within the coverage of the macro base station), and the small station has high transmission efficiency. Therefore, a large amount of data of the UE is transmitted from the small station, so in the UE and the macro
  • the base station negotiates the working mode, it also needs to interact with the small station, consider the capacity of the small station and the resource occupation, and make a comprehensive decision. At the same time, it is necessary to notify the small station of the result of the selection, so as to facilitate the subsequent station and the UE. Normal interaction.
  • the coverage of the macro base station 302 is the area 304, and the area 304 has a small station 306.
  • the coverage of the small station 306 is the area 308, and the service is provided in the area 308.
  • the UE (Donor UE) 310 can serve as a data forwarding device for forwarding data to the UE 312 that is not in the area 308. Then, the Donor UE 310 functions as a data forwarding device, and the working mode selection steps include:
  • the Donor UE 310 is prepared as a data forwarding device (wireless small station), and provides data forwarding services for other UEs (such as the UE 312 shown in FIG. 3) to which a control node (generally a macro base station such as a macro base station 302) Sending a working mode configuration request, the request includes the basic information of the Donor UE 310, such as: capability information of the supported working mode, supported software version, backhaul configuration, etc., and may also include a basic condition of the Donor UE 310 for the surrounding situation.
  • the measurement result for example, the received signal and the interference power at each frequency point that the Donor UE 310 can measure.
  • Step 2 After receiving the working mode configuration request of the Donor UE 310, the control node sends query signaling to the small station of the Donor UE 310 (such as the small station 306 shown in FIG. 3) to obtain the capability and resources of the small station. Etc. Of course, this step is not necessary. If the corresponding information about the small station between the control node and the small station is previously interactive, the control node may not need to send the query signaling, and directly use the latest information of the interaction between the two. can.
  • Step 3 The control node learns the capabilities and versions of the Donor UE 310 according to the reply of the small station or the interaction with the small station, as well as the surrounding measurement situation, the capacity of the small station and the resource usage, and then according to the situation of the surrounding small stations.
  • the backhaul configures the actual allocation situation, etc., and uses a comprehensive algorithm (for example, the working mode selection principle) to select an appropriate working mode for the Donor UE 310, and sends configuration signaling to the Donor UE 310, and also needs to send a configuration letter.
  • a small station covering the Donor UE 310 is ordered.
  • Step 4 The Donor UE 310 receives the working mode configuration signaling and starts to work normally according to the working mode indicated in the configuration signaling.
  • An apparatus for configuring a working mode of a data forwarding device includes: an interaction unit 402, configured to negotiate with an operation node of an operation mode of the data forwarding device;
  • the processing unit 404 is connected to the interaction unit 402, and is configured to determine an operation mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode
  • the working mode of the access node has been determined before the access node is deployed, and the working mode is flexibly selected according to the flexible selection of the working mode in the working process, so that the data forwarding device works in the most suitable working mode and improves.
  • the flexibility of the network to better cope with changes in network resource status and changes in traffic volume, and improve communication efficiency of the network.
  • the interaction unit 402 negotiates the working mode of the data forwarding device with the control node, including: the interaction unit 402 sends a working mode configuration request to the control node; The unit 402 receives the working mode configuration command sent by the control node.
  • the processing unit 404 determines the working mode of the data forwarding device according to the negotiation result. Specifically, the processing unit 404 determines the working mode indicated in the working mode configuration command as the data forwarding device. Working mode.
  • the working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • capability information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the preference information of the working mode and the priority information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the interaction unit 402 before the interaction unit 402 sends the working mode configuration request to the control node, the interaction unit 402 is further configured to: the interaction unit 402 sends the following information to the control node.
  • the interaction unit 402 sends the following information to the control node.
  • One or any combination capability information of the working mode supported by the data forwarding device, preference information of the data forwarding device to the supported working mode, and priority information of the working mode supported by the data forwarding device.
  • the configuration apparatus further includes: a mode determining unit 406, connected to the interaction unit 402, for determining an alternate working mode for the data forwarding device; the interaction unit 402 Negotiating the working mode of the data forwarding device with the control node, including: the interaction unit 402 sends a working mode admission request to the control node, including an alternate working mode; the interaction unit 402 receives the working mode admission response message sent by the control node; 404 roots
  • the working mode of the data forwarding device is determined according to the result of the negotiation. Specifically, the processing unit 404 determines the working mode of the data forwarding device according to the working mode admission response message sent by the control node.
  • the processing unit 404 when the working mode admission response message indicates that the control node determines that the candidate working mode can be accepted, the processing unit 404 accepts according to the working mode sent by the control node.
  • Determining, by the response message, the working mode of the data forwarding device includes: the processing unit 404 determining an alternate working mode as an operating mode of the data forwarding device; and processing when the working mode admission response message indicates that the control node refuses to accept the candidate working mode The determining, by the unit 404, the working mode of the data forwarding device according to the working mode admission response message sent by the control node, where the processing unit 404 selects the working mode when the working mode admission response message includes the working mode selected by the control node for the data forwarding device.
  • the selected working mode is determined as the working mode of the data forwarding device; or the mode determining unit 406 re-determines the alternate working mode, and the interaction unit 402 transmits the working mode admission request to the control node again, including the re-determined alternative work.
  • Mode receiving Mode of retransmission system node receiving the response message, the response message receiving processing unit 404 determines that the operating mode data transfer apparatus according to the operating mode of the control node sent again.
  • an alternate working mode includes multiple working modes; and the working mode admission response message includes the control node from the plurality of working modes as the data And the working mode of the data forwarding device is determined by the processing unit 404 according to the working mode admission response message sent by the control node, where the processing unit 404 determines that the working mode selected by the control node for the data forwarding device is The working mode of the data forwarding device.
  • the interaction unit 402 is further configured to: receive the work sent by the control node.
  • the mode reconfiguration instruction; the processing unit 404 is further configured to switch the currently employed working mode to the working mode indicated in the working mode reconfiguration instruction.
  • the method further includes: a determining unit 408, connected to the interaction unit 402, In order to determine whether the working mode needs to be switched, and when it is determined that the working mode needs to be switched, the interaction unit 402 re-negotiates the working mode of the data forwarding device with the control node.
  • the processing unit 404 switches the currently employed working mode according to the negotiation result.
  • the interaction unit 402 can employ a communication device having a signal transceiving function, and the processing unit 404, the mode determination unit 406, and the determination unit 408 can all adopt a processor such as a CPU or a single chip microcomputer.
  • the physical device structure of the base station is as shown in FIG. 5, including: a processor 502 (corresponding to the processing unit 404, the mode determining unit 406 and the determining unit 408 in FIG. 4), a memory 504, and a bus interface 506. And a transceiver 508 (corresponding to the interaction unit 402 in FIG. 4), wherein the processor 502 is configured to read a program in the memory 504 and perform the following process:
  • the transceiver 508 transmits and receives data and negotiates the working mode of the base station with the control node, and determines the working mode of the base station according to the negotiation result, which is specifically divided into the following four implementation manners.
  • the base station sends a working mode configuration request to the control node, and requests the control node to configure the working mode for the control node, which specifically includes:
  • Embodiment 1 Sending a working mode configuration request to the control node by using the transceiver 508, where the working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the base station, and preference of the base station for the supported working mode.
  • the information, the priority information of the working mode supported by the base station, and the working mode configuration command sent by the control node are received by the transceiver 508, and the working mode indicated in the working mode configuration command is determined as the working mode of the base station.
  • the transceiver 508 sends one or any combination of the following information to the control node: capability information of the working mode supported by the base station, preference information of the base station to the supported working mode, and priority information of the working mode supported by the base station, and then
  • the working mode configuration request is sent to the control node, and the working mode configuration command sent by the control node is received by the transceiver 508, and the working mode indicated in the working mode configuration command is determined as the working mode of the base station.
  • the base station determines an alternate working mode, and negotiates with the control node whether the base station is configured to be configured as the candidate working mode, and specifically includes:
  • Embodiment 3 Determine an alternate working mode by reading a program in the memory 504, and send a working mode admission request to the control node through the transceiver 508, wherein the working mode admission request includes an alternate working mode, and passes through the transceiver.
  • the 508 receives the working mode admission response information sent by the control node, and determines the working mode of the base station according to the admission response information, where the working mode admission response message includes whether the control node accepts the candidate working mode, and optionally, the working mode admission response cancellation
  • the information may also include an operating mode determined by the control node for the base station.
  • Embodiment 4 Determine a plurality of candidate working modes by reading a program in the memory 504, and send a working mode admission request to the control node by using the transceiver 508, where the working mode admission request includes multiple candidate working modes, And receiving, by the transceiver 508, the working mode admission response information sent by the control node, determining the working mode of the base station according to the admission response information, where the working mode admission response information includes the working mode selected by the control node from the plurality of candidate working modes for the base station. .
  • the processor 502 When the working mode needs to be switched during the operation of the base station, the processor 502 re-negotiates the working mode of the base station with the control node through the transceiver 508, or receives the working mode reconfiguration command sent by the control node through the transceiver 508, and performs the switching of the working mode of the base station. .
  • the bus architecture can include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 502 and various circuits of memory represented by memory 504.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface 506 provides an interface
  • the transceiver 508 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • Processor 502 is responsible for managing the bus architecture and general processing, and memory 504 can store data used by processor 502 in performing the operations.
  • An apparatus for configuring a working mode of a data forwarding device includes: a negotiating unit 602, configured to negotiate an operating mode of the data forwarding device with a data forwarding device; and a sending unit 604, connected to The negotiating unit 602 is configured to send a negotiation result to the data forwarding device, to instruct the data forwarding device to determine an operating mode of the data forwarding device according to the negotiation result.
  • the working mode of the data forwarding device is negotiated between the data forwarding device and the control node, and the working mode of the data forwarding device is determined according to the negotiation result, so that the data forwarding device can flexibly select the working mode
  • the working mode of the access node has been determined before the access node is deployed, and the working mode is flexibly selected according to the flexible selection of the working mode in the working process, so that the data forwarding device works in the most suitable working mode and improves.
  • the flexibility of the network to better cope with changes in network resource status and changes in traffic volume, and improve communication efficiency of the network.
  • the negotiating unit 602. The working mode of the data forwarding device is negotiated with the data forwarding device, including: receiving a working mode configuration request sent by the data forwarding device.
  • the configuration device further includes: a mode configuration unit 606, connected to the negotiation unit 602 and the sending unit 604, where And sending the working mode configuration command according to the working mode configuration request, and the sending unit 604 sends the negotiation result to the data forwarding device, to instruct the data forwarding device to determine the working mode of the data forwarding device according to the negotiation result, specifically, the sending unit 604 sends the data forwarding device to the data forwarding device.
  • sending a working mode configuration instruction to instruct the data forwarding device to determine the working mode indicated in the working mode configuration instruction as the working mode of the data forwarding device.
  • the working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • capability information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the preference information of the working mode and the priority information of the working mode supported by the data forwarding device includes one or any combination of the following information: capability information of the working mode supported by the data forwarding device, and data forwarding device pair support.
  • the method before the negotiation unit 602 receives the working mode configuration request sent by the data forwarding device, the method further includes: the negotiation unit 602 receives the following information sent by the data forwarding device.
  • the mode configuration unit 606 is configured according to the working mode
  • the requesting, generating the working mode configuration instruction comprises: the mode configuration unit 606 generating the working mode configuration instruction according to the working mode configuration request and the information sent by the data forwarding device.
  • the negotiating unit 602 negotiates the working mode of the data forwarding device with the data forwarding device, including: receiving a working mode admission request sent by the data forwarding device, where The working mode admission request includes an alternate working mode determined by the data forwarding device; the mode configuration unit 606 is further configured to generate a working mode admission response message according to whether to accept the candidate working mode; and the sending unit 604 sends the negotiation result to the data forwarding device.
  • the sending unit 604 sends a working mode admission response message to the data forwarding device, to instruct the data forwarding device to determine the data according to the working mode admission response message.
  • the working mode of the forwarding device is not limited to: the sending unit 604 sends a working mode admission response message to the data forwarding device, to instruct the data forwarding device to determine the data according to the working mode admission response message.
  • the sending unit 604 when the mode configuration unit 606 determines that the candidate working mode can be accepted, the sending unit 604 sends a working mode admission response message to the data forwarding device, to Instructing the data forwarding device to accept the response according to the working mode Specifically, the determining the working mode of the data forwarding device is: the sending unit 604 sends a receiving response message to the data forwarding device for instructing the control node to determine that an alternate working mode can be accepted, to indicate that the data forwarding device will select an alternate working mode.
  • Determining the working mode of the data forwarding device when the mode configuration unit 606 rejects accepting the alternate working mode, the sending unit 604 sends a working mode admission response message to the data forwarding device to instruct the data forwarding device to accept the response message according to the working mode. Determining the working mode of the data forwarding device, including: when the mode configuring unit 606 selects the working mode for the data forwarding device, the sending unit 604 sends a receiving response message to the data forwarding device for indicating that the control node refuses to accept the candidate working mode.
  • the admission response message includes an operation mode selected by the mode configuration unit 606 for the data forwarding device to instruct the data forwarding device to determine the working mode selected by the control node as the working mode of the data forwarding device; or, the sending unit 604 to the data Forwarding device
  • the admission response message is used to indicate that the control node refuses to accept the candidate working mode, and then the negotiating unit 602 receives the working mode admission request sent by the data forwarding device again, and obtains the re-determined device from the working mode admission request.
  • the selected mode of operation the mode configuration unit 606, according to whether the re-determined candidate mode of operation is accepted, the sending unit 604 again sends a working mode admission response message to the data forwarding device to instruct the data forwarding device to accept according to the retransmitted working mode.
  • the response message determines the mode of operation of the data forwarding device.
  • an alternate working mode includes multiple working modes; the mode configuring unit 606 is further configured to: use a data forwarding device from multiple working modes.
  • the sending unit 604 sends a working mode admission response message to the data forwarding device to instruct the data forwarding device to determine the working mode of the data forwarding device according to the working mode admission response message.
  • the sending unit 604 sends the data forwarding device to the data forwarding device.
  • the working mode admission response message includes an operation mode selected by the mode configuration unit 606 for the data forwarding device to indicate that the data forwarding device determines the working mode selected by the mode configuration unit 606 as the working mode of the data forwarding device. .
  • the mode configuration unit 606 is further configured to emphasize the working mode of the data forwarding device.
  • the sending unit 604 sends a working mode reconfiguration command to the data forwarding device to instruct the data forwarding device to switch the currently used working mode to the working mode.
  • the operating mode indicated in the reconfiguration instruction is further configured to emphasize the working mode of the data forwarding device.
  • the negotiating unit 602 re-negotiates the working mode of the data forwarding device with the data forwarding device. Instructing the data forwarding device to switch the currently employed working mode according to the negotiation result.
  • the data forwarding device is the user equipment UE
  • the sending unit 604 sends the negotiation result to the UE
  • it is further used to send the negotiation to the base station that covers the UE.
  • the base station is notified of the operating mode of the UE.
  • the negotiating unit 602 may employ a receiver having a signal receiving capability
  • the transmitting unit 604 may employ a transmitter having a signal transmitting capability
  • the mode configuring unit 606 may employ a processor such as a CPU or a single chip microcomputer.
  • the physical device structure of the control node is as shown in FIG. 7, and includes: a processor 702 (corresponding to the mode configuration unit 606 in FIG. 6), a memory 704, a bus interface 706, and a transceiver 708 (corresponding to The negotiating unit 602 and the transmitting unit 604) in FIG. 6, wherein the processor 702 is configured to read a program in the memory 704, and performs the following process:
  • the working mode of the base station is negotiated with the base station by transmitting and receiving data through the transceiver 708, and the negotiation result is sent to the base station, and the base station is instructed to determine the working mode according to the negotiation result, which is specifically divided into the following four implementation manners.
  • the control node receives the working mode configuration request sent by the base station, and configures the working mode for the base station, which specifically includes:
  • Embodiment 1 The working mode configuration request sent by the base station is received by the transceiver 708, where the working mode configuration request includes one or any combination of the following information: capability information of the working mode supported by the base station, and a preference of the base station for the supported working mode.
  • the information and the priority information of the working mode supported by the base station, the processor 702 reads the program included in the memory 704 according to the information included in the working mode configuration request sent by the base station, generates a working mode configuration command for the base station configuration working mode, and transmits and receives the working mode configuration command.
  • the machine 708 sends the working mode configuration command to the base station to instruct the base station to determine the working mode indicated in the working mode configuration command as the working mode of the base station.
  • Embodiment 2 receiving, by the transceiver 708, one or any combination of the following information sent by the base station: capability information of the working mode supported by the base station, preference information of the base station to the supported working mode, and the base station
  • the priority information of the supported working mode is then received, and the working mode configuration request sent by the base station is received.
  • the processor 702 reads the program included in the memory 704 according to the information included in the working mode configuration request sent by the base station, and configures the working mode generation work for the base station.
  • the mode configures the command and transmits the working mode configuration command to the base station through the transceiver 708 to instruct the base station to determine the working mode indicated in the working mode configuration command as the working mode of the base station.
  • the control node receives the candidate working mode sent by the base station, and selects a working mode for the base station, which specifically includes:
  • Embodiment 3 Receive, by the transceiver 708, a working mode admission request sent by the base station, where the working mode admission request includes an alternate working mode determined by the base station, and the processor 702 reads the program in the memory 704 to determine whether to accept the device. Selecting the working mode, and generating the working mode admission response information, sending the working mode admission response message to the base station by the transceiver 708, to instruct the base station to determine the working mode according to the working mode admission response message, optionally, the working mode admission response message A mode of operation determined by the processor 702 for the base station can also be included.
  • Embodiment 4 Receive, by the transceiver 708, a working mode admission request sent by the base station, where the working mode admission request includes multiple candidate working modes determined by the base station, and the processor 702 reads the program in the memory 704 from multiple The working mode selected by the base station in the alternative working mode, and the working mode admission response information is generated, and the working mode admission response message is sent to the base station by the transceiver 708 to instruct the base station to determine the working mode according to the working mode admission response message.
  • the processor 702 When the working mode needs to be switched during the operation of the base station, the processor 702 re-negotiates the working mode of the base station with the base station through the transceiver 708, or reads the program in the memory 704 to reconfigure the working mode for the base station, and generates a working mode reconfiguration command to transmit and receive.
  • the machine 708 sends to the base station to instruct the base station to switch the working mode.
  • the above is a description of the data forwarding device as the base station.
  • the processor 702 sends the working mode negotiation result to the UE through the transceiver 708, the working mode negotiation is also required. The result is sent to the base station covering the UE to inform the base station of the UE's operating mode.
  • the bus architecture can include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 702 and various circuits of memory represented by memory 704.
  • the bus architecture can also be used such as peripherals, voltage regulators, and power management circuits. Various other circuits are linked together, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface 706 provides an interface, and the transceiver 708 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the processor 702 is responsible for managing the bus architecture and general processing, and the memory 704 can store data used by the processor 702 in performing operations.
  • An embodiment of the present disclosure provides a method and a device for configuring a data forwarding device to work, and a data forwarding device and a control node negotiate a working mode of the data forwarding device, and then determine a working mode of the data forwarding device according to the negotiation result, so that the data is
  • the forwarding device can flexibly select the working mode, thereby working in the most suitable working mode, improving the flexibility of the network, thereby better coping with changes in network resource status and traffic volume, and improving network communication efficiency.
  • embodiments of the present disclosure can be provided as a method, system, or computer program product. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware aspects. Moreover, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de configuration d'un mode de fonctionnement d'un dispositif de transfert de données, configuré pour sélectionner de manière intelligente un mode de fonctionnement du dispositif de transfert de données conformément à un résultat de négociation entre le dispositif de transfert de données et un nœud de commande, de sorte que le dispositif de transfert de données fonctionne dans le mode de fonctionnement le plus approprié, et qu'une flexibilité de réseau soit améliorée, ce qui permet de mieux gérer les changements d'état de ressource de réseau et les changements de la charge de travail, et améliore l'efficacité de communication de réseau. Le procédé de configuration d'un mode de fonctionnement du dispositif de transfert de données consiste à : négocier, au moyen du dispositif de transfert de données et du nœud de commande, le mode de fonctionnement du dispositif de transfert de données ; et déterminer, au moyen du dispositif de transfert de données, le mode de fonctionnement du dispositif de transfert de données conformément au résultat de négociation.
PCT/CN2015/089057 2014-09-16 2015-09-07 Procédé et dispositif de configuration de mode de fonctionnement de dispositif de transfert de données Ceased WO2016041448A1 (fr)

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