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WO2016161555A1 - Procédé de communication et appareil de communication - Google Patents

Procédé de communication et appareil de communication Download PDF

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Publication number
WO2016161555A1
WO2016161555A1 PCT/CN2015/075991 CN2015075991W WO2016161555A1 WO 2016161555 A1 WO2016161555 A1 WO 2016161555A1 CN 2015075991 W CN2015075991 W CN 2015075991W WO 2016161555 A1 WO2016161555 A1 WO 2016161555A1
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WO
WIPO (PCT)
Prior art keywords
network device
standard
access network
user equipment
indication information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2015/075991
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English (en)
Chinese (zh)
Inventor
刘菁
毕皓
罗海燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201580052105.4A priority Critical patent/CN106717043A/zh
Priority to PCT/CN2015/075991 priority patent/WO2016161555A1/fr
Publication of WO2016161555A1 publication Critical patent/WO2016161555A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support

Definitions

  • another communication method for a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access The network device is configured to control data offloading from the first standard network to the second standard network, where the method includes: the user equipment accesses the second standard access network device in the second standard network; The second standard network device corresponding to the second-standard access network device sends the first indication information, where the indication information is used to indicate the first-standard access network device accessed by the user equipment, so that the second-standard network device is configured according to the First indication information is initiated with the first standard access network The establishment of a data transmission tunnel between backups.
  • the method further includes: the user equipment sends an access completion indication information to the first standard access network device, where the access completion indication information is used to indicate The user equipment successfully accesses the second standard access network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network
  • the method further includes: the first standard access network device The user equipment sends a measurement configuration message, where the measurement configuration message includes measurement configuration information of at least one candidate access network device in the second standard network; the first standard access network device receives the indication information sent by the user equipment, including The first standard access network device receives the indication information that is sent by the user equipment according to the measurement configuration message.
  • the RRC signaling further carries an uplink offloading indication, where the uplink offloading indication is used to indicate whether the uplink data corresponding to the service bearer information can be transmitted through the data Tunnel transmission.
  • the radio resource control The signaling is further configured to carry an unloading type indication, where the unloading type indication is used to indicate that the service bearer corresponding to the data transmission tunnel belongs to the first unloading type or the second unloading type, where the service bearer belongs to the first unloading type, the service All the data corresponding to the bearer is offloaded to the second standard network by the first standard access network device. If the service bearer belongs to the second unloading type, a part of the data corresponding to the service bearer is accessed by the first standard. The network device is offloaded to the second standard network for transmission, and another part of the data corresponding to the service bearer remains in the first standard network for transmission.
  • the communications apparatus further includes: a first receiving module, configured to receive first indication information sent by the authentication, authorization, and accounting AAA server, the first indication The information is used to indicate the first-standard access network device; the determining module is specifically configured to determine the first-standard access network device according to the first indication information received by the first receiving module.
  • the communications apparatus further includes: a second receiving module, configured to receive second indication information that is sent by the user equipment, where the second indication information is used to indicate the The first mode access network device; the determining module is configured to determine the first standard access network device according to the second indication information received by the second receiving module.
  • the communication device transmits the second access network device to the second standard network device corresponding to the second standard access network device, and sends the first device to indicate the access of the communication device.
  • a first indication information of a standard access network device so that the second standard network device initiates a relationship between the second standard network device and the first standard access network device according to the information of the first standard access network device.
  • the establishment of the data transmission tunnel facilitates the first-standard access network device to offload the service data of the communication device to the second-standard network through the data transmission tunnel, thereby improving system performance and user experience.
  • another communication device for use in a first system network and a second system a communication system of a network, wherein the first system network includes a first system access network device, and the first system access network device is configured to control data offloading from the first system network to the second system network,
  • the communication device includes: a determining module, configured to determine a second standard access network device from the at least one candidate access network device in the second standard network; and an access module, configured to access the second determined by the determining module And a sending module, configured to send the indication information to the first standard access network device, where the indication information is used to indicate a second corresponding to the second standard access network device accessed by the access module System network equipment.
  • the communications apparatus further includes: a receiving module, configured to receive a WLAN control protocol WLCP signaling sent by the second standard access network device, the WLCP signal The command is used to indicate that a data transmission tunnel is established between the first standard access network device and the second standard network device.
  • a receiving module configured to receive a WLAN control protocol WLCP signaling sent by the second standard access network device, the WLCP signal The command is used to indicate that a data transmission tunnel is established between the first standard access network device and the second standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network
  • the receiving module is further configured to receive a tunnel establishment response sent by the second standard network device according to the tunnel establishment request sent by the sending module, where the sending module further And the method for transmitting, according to the tunnel establishment response received by the receiving module, the radio resource control signaling, where the radio resource control signaling carries the tunnel indication information, where the tunnel indication information is used to indicate the first standard access network device A data transmission tunnel is established between the second standard network device, and the radio resource control signaling carries the service bearer information corresponding to the data transmission tunnel.
  • the receiving module is further configured to receive downlink data of a service bearer corresponding to the data transmission tunnel of the user equipment
  • the communications apparatus further includes: And a module, configured to: offload the downlink data received by the receiving module to the second standard network for transmission; the sending module is further configured to send the downlink data to the second standard network device by using the data transmission tunnel.
  • the communication device receives the indication information sent by the user equipment, where the indication information is used to indicate the second-standard network device corresponding to the second-standard access network device currently accessed by the user equipment, and Initiating the establishment of a data transmission tunnel with the second-standard network device, which facilitates the first-standard access network device to offload data of the user equipment to the second-standard network through the data transmission tunnel, thereby improving the system. Performance and user experience.
  • FIG. 3 is a schematic diagram of an example of different data transmissions in accordance with an embodiment of the present invention.
  • FIG. 7 is a schematic flowchart of another communication method according to an embodiment of the present invention.
  • FIG. 8 is a schematic flowchart of another communication method according to an embodiment of the present invention.
  • FIG. 9 is a schematic flowchart of another communication method according to an embodiment of the present invention.
  • FIG. 11 is a schematic flowchart of another communication method according to an embodiment of the present invention.
  • FIG. 12 is a schematic flowchart of another communication method according to an embodiment of the present invention.
  • FIG. 19 is a schematic block diagram of another communication apparatus according to an embodiment of the present invention.
  • the WLCP signaling may further carry the service bearer information corresponding to the data transmission tunnel, so that the user equipment may determine to offload the uplink data corresponding to the service bearer information to the second standard network for transmission, but the embodiment of the present invention is not limited to this.
  • the second-standard network device may also notify the user equipment of the establishment of the data transmission tunnel by using other signaling.
  • the establishment of the data transmission tunnel of the user equipment may be notified by the first-standard access network device, and the embodiment of the present invention is not limited thereto.
  • FIG. 5 is a schematic flowchart of a communication method 300 according to an embodiment of the present invention.
  • the method 300 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the communication system can be a communication system 100, but the embodiment of the invention is not limited thereto.
  • the method can be performed by a user equipment.
  • the first indication information may include information of the first standard access network device, such as identification information of the first standard access network device, IP address information, and the like.
  • the user equipment may send the first indication information to the second standard network device in multiple manners.
  • the user equipment may send the first indication information to the second standard network device by using WLCP signaling.
  • the second-standard network device is a control device of the second-standard access network device (for example, the second-standard network device is an AC)
  • the user device may access the second device by using the second-standard access network device
  • the system network device sends the first indication information, but the embodiment of the present invention is not limited thereto.
  • the user equipment may determine the second standard access network device in multiple manners.
  • the method 300 further includes:
  • S310 accessing the second standard access network device in the second standard network, includes:
  • the signals sent by each candidate access network device in the at least one candidate access network device are measured, including:
  • the user equipment After the user equipment establishes a connection with the first standard access network device, the user equipment actively initiates the access to the first standard access network device after performing the random access procedure.
  • the user equipment sends the measurement configuration message, and may also send the measurement configuration message to the user equipment according to the request message when receiving the request message sent by the user equipment, which is not limited in this embodiment of the present invention.
  • the method 300 further includes:
  • the radio resource control signaling receives, by the first standard access network device, the radio resource control signaling, where the radio resource control signaling carries the tunnel indication information, where the tunnel indication information is used to indicate the first standard access network device and the second standard network device A data transmission tunnel is established, and the radio resource control signaling carries service bearer information corresponding to the data transmission tunnel;
  • the RRC signaling may carry the tunnel indication information, and is used to indicate that a data transmission tunnel corresponding to a service bearer of the user equipment is established between the first-standard access network device and the second-standard network device.
  • the user equipment can determine, according to the tunnel indication information, that the data carried by the service can be offloaded to the second standard network for transmission.
  • the system may be able to offload the uplink and downlink data of the service to the second when the data transmission tunnel corresponding to the service bearer is established between the first standard access network device and the second standard network device. Transmission in a standard network.
  • the user equipment may determine, according to the tunnel indication information, that the uplink data of the service bearer may be sent to the second standard network device, and the second standard network device may pass the received uplink data of the service bearer through the data.
  • the transmission tunnel is sent to the first-standard access network device, but the embodiment of the present invention is not limited thereto.
  • the user equipment can determine the type of the offload of the service bearer, and determine the transmission path of the uplink data of the service bearer according to the offload type of the service bearer, that is, And determining, by using the first standard network or the second standard network, the uplink data of the service bearer to be sent to the first standard access network device.
  • the unloading type of the service bearer may be the first unloading type or the second unloading type, and if the service bearer belongs to the first unloading type, all data carried by the service is offloaded by the first standard access network device to the The transmission in the second standard network, such as the transmission mode of the EPS bearer 2 shown in FIG.
  • the user equipment may determine to send all uplink data of the service bearer to the first standard access network device by using the second standard network device. If the service bearer belongs to the second unloading type, part of the data in the service bearer is offloaded by the first standard access network device to the second standard network, and another part of the data carried by the service is still in the first format. Transmission in the network, such as the transmission mode of the EPS bearer 3 shown in FIG. At this time, the user equipment may send the uplink data of the service to the first standard access network device by using the first standard network, or send the uplink data to the first standard access network device by using the second standard network.
  • Uplink data carried by the service correspondingly, during each uplink data transmission, the user equipment may determine that the uplink data transmission to the first standard access network device passes through the first standard network or the second standard network. This is done, but the embodiment of the invention is not limited thereto.
  • the user equipment may determine, by using multiple manners, an unloading type to which the service bearer corresponding to the data transmission tunnel belongs.
  • the unloading type of the service bearer may be pre-configured, or the user equipment may be notified by the first standard access network device or the second standard network device.
  • the first-standard access network device may indicate, in the radio resource control signaling, an offload type to which the service bearer belongs, where the first-standard access network device may display in the radio resource control signaling
  • the radio resource control signaling further carries an offload type indication, where the offload type indication is used to indicate that the service bearer belongs to the first uninstall type or And a second type of unloading, wherein if the service bearer belongs to the first unloading type, all data carried by the service is offloaded by the first standard access network device to the second standard network, if the service bearer belongs to the second unloading
  • the method 300 further includes:
  • the uplink and downlink of the service bearer may have the same type of offload.
  • the offload type of the service bearer may be applicable to the uplink and downlink.
  • the uplink and downlink of the service bearer may have different types of offloading.
  • the unloading type indicates that the indicated type of offloading may be applicable only to the uplink or the downlink. this.
  • the first-standard access network device may implicitly indicate, in the radio resource control signaling, an unloading type to which the service bearer belongs. Specifically, the first standard access network device may send the tunnel establishment request to the second standard network device when determining to partially or completely offload data on the newly added service bearer to the second standard network device, where The data radio bearer corresponding to the service bearer is not established between the first-standard access network device and the user equipment.
  • the first-standard access network device may send bearer setup indication information to the user equipment (for example, the bearer setup indication information may be carried in the radio resource control signaling),
  • the bearer setup indication information is used to indicate that the user equipment and the first standard access network device establish a data radio bearer corresponding to the service corresponding to the service bearer, so that the user equipment can perform the radio bearer according to the data and the data transmission.
  • the tunnel corresponds to the same service, Determining that the service bearer corresponding to the data transmission tunnel belongs to the second uninstall type.
  • the first-standard access network device may also send the tunnel establishment request to the second-standard network device when it is determined that the existing service bearer is partially or completely offloaded to the second-standard network.
  • the data radio bearer corresponding to the service has been established between the first-standard access network device and the user equipment.
  • the RRC signaling may carry a bearer release indication to indicate that the service belongs to the first unloading type, where the bearer release indication is used to indicate that the user equipment is released and the first standard A data radio bearer corresponding to the service bearer is established between the access network devices.
  • the radio resource control signaling may not carry the bearer release indication, and correspondingly, the user equipment may be according to the user equipment and the second standard network carried in the radio resource control signaling.
  • the information about the completion of the tunnel establishment between the devices is used to further determine that the service bearer belongs to the second uninstall type, but the embodiment of the present invention is not limited thereto.
  • the user equipment can receive all downlink data of the service bearer by using the second standard network device, and use the second standard network device to the first standard.
  • the access network device sends all uplink data carried by the service.
  • the method 300 further includes:
  • the bearer corresponding to the data transmission tunnel belongs to the first unloading type, the data radio bearer corresponding to the service bearer established between the user equipment and the first standard access network device is released.
  • the user equipment may release the data radio bearer corresponding to the service bearer according to the indication of the first-standard access network device, for example, the radio resource control signaling carries a bearer release indication, where the bearer release indication is used to instruct the user equipment to delete the The data radio bearer configuration corresponding to the service bearer established between the user equipment and the first-standard access network device, but the embodiment of the present invention is not limited thereto.
  • the same EPS bearer of the user equipment may have two path transmissions.
  • the user The device may establish a data radio bearer corresponding to the service bearer, but the embodiment of the present invention is not limited thereto.
  • the user equipment has accessed the first-standard access network home device before accessing the second-standard access network device.
  • the user equipment may measure a signal (for example, a beacon frame) sent by each candidate access network device in the at least one candidate access network device to obtain a measurement result of the at least one candidate access network device, optionally Ground, the measurement can include signal reception strength and / or signal reception quality, but the embodiment of the invention is not limited thereto.
  • the user equipment may select one candidate access network device from the at least one candidate access network device as the second standard network device according to the measurement result of the at least one candidate access network device. For example, the user equipment may determine, as the second access network device, the candidate access network device with the highest signal receiving strength and/or the best signal quality in the at least one candidate access network device, but the embodiment of the present invention does not. Limited to this.
  • S430 Send the indication information to the first-standard access network device that is accessed by the user equipment, where the indication information is used to indicate the second-standard network device corresponding to the second-standard access network device.
  • the first-standard access network device may determine, by using multiple manners, whether data is offloaded to the second-standard network for transmission by using the second-standard network device. For example, the first-standard access network device may determine whether to allow data to be offloaded to the second-standard network by using the second-standard network device by querying information of the second-standard network device stored by the local or other network device. Or the first-standard access network device may determine, by using the second-standard network device, whether to allow data to be offloaded to the second-standard network by using the second-standard network device, but the embodiment of the present invention does not Limited to this.
  • the indication information is further used to indicate that the second standard network device supports data offloading, so that the first standard access network device determines, according to the indication information, whether the user equipment is in the first format. Data in the network is offloaded to the second system network for transmission by the second network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first-standard access network device is a base station, and the second-standard network device corresponding to the second-standard access network device is controlled by the second-standard access network device or the second-standard access network device.
  • the second standard network device may be an AP, and the second network device corresponding to the second standard access network device may be the second standard network device itself;
  • the second-standard network device may be an AC.
  • the second network device corresponding to the second-standard access network device is an AC for controlling the AP, but the embodiment of the present invention is not limited thereto.
  • the data transmission tunnel may be the first data transmission tunnel between the first standard access network device and the second standard network device.
  • the tunnel establishment request may be specifically established for the session. a request (create session request); or the data transmission tunnel is not the first data transmission tunnel between the first standard access network device and the second standard network device,
  • the tunnel establishment request may be specifically a create bearer request, but the embodiment of the present invention is not limited thereto.
  • the tunnel establishment request may carry the IP address information and the TEID information for the user plane transmission allocated by the first mode access network device for the user equipment.
  • the tunnel establishment request may further carry the user equipment in the The information of the IP address in the first standard network, but the embodiment of the present invention is not limited thereto.
  • the first-standard access network device may further receive a tunnel establishment response sent by the second-standard network device according to the tunnel establishment request.
  • the tunnel establishment response may be specifically a create session response or a create bearer response, and the tunnel establishment response may carry an IP address allocated by the second-standard network device for the user equipment for user plane transmission.
  • Information and TEID information are not limited thereto.
  • the indication information may be It is further used to indicate that the user equipment successfully accesses the second standard access network device, but the embodiment of the present invention is not limited thereto.
  • the method 500 further includes:
  • S510 receiving indication information sent by the user equipment, including:
  • the measurement configuration message may include measurement configuration information of each candidate access network device of the at least one candidate access network device, where the measurement configuration information may include identification information of the candidate access network device, and measurement reporting amount (eg, signal reception) Strength or signal reception quality), and so on.
  • each candidate access network device in the at least one candidate access network device may support data offloading, but the embodiment of the present invention is not limited thereto.
  • the AP determines to agree to partially or completely offload the newly added service to the AP according to the received bearer setup request and the current state, and sends a bearer setup response to the eNB.
  • the RRC reconfiguration message may indicate that the service belongs to the first unloading type by carrying a bearer release indication, and indicates that the service belongs to the second unloading type by not carrying the bearer release indication, where the bearer release indication is used to indicate
  • the UE releases the DRB corresponding to the service established between the UE and the eNB.
  • the RRC reconfiguration message may carry an offload type indication indicating the offload type to which the service belongs and the bearer release indication, but the embodiment of the present invention is not limited thereto.
  • the RRC reconfiguration message may also be used to indicate whether the service supports offloading to the AP on the uplink.
  • the UE may access the first mode access network device through the first standard network; when the service supports offloading to the AP on the uplink, then The UE may access the network device to the first standard network device by using the second standard network device, but the embodiment of the present invention is not limited thereto.
  • part or all of the existing services of the user equipment are offloaded to the second-standard network device by using the first-standard access network device, thereby improving system performance and user experience.
  • a determining module 1110 configured to determine the first standard access network device accessed by the user equipment
  • the sending module 1220 is further configured to send a measurement report to the first standard access network device, where the measurement report includes a measurement result of the at least one candidate access network device by the measurement module.
  • the communication device 1200 further includes: a first receiving module, configured to receive second indication information that is sent by the first standard access network device according to the measurement report sent by the sending module 1220, where the second indication information is used to indicate the at least a second standard access network device in a candidate access network device; correspondingly, the access module 1210 is configured to access the second standard access according to the second indication information received by the first receiving module Network equipment.
  • a measuring module configured to measure, after the access module 1210 accesses the second standard access network device, a signal sent by each candidate access network device of the at least one candidate access network device to obtain the a measurement result of at least one candidate access network device, wherein the at least one candidate access network device belongs to the second standard network;
  • the sending module 1220 is further configured to send the access completion indication information to the first standard access network device, where the access complete indication information is used to indicate that the communication device successfully accesses the second standard Access network equipment.
  • the communication device 1200 further includes:
  • the second determining module is configured to perform offloading uplink data corresponding to the service bearer information to the second standard network according to the radio resource control signaling received by the third receiving module.
  • the bearer release module is configured to release the data radio bearer corresponding to the service bearer established between the communication device and the first standard access network device if the service bearer corresponding to the data transmission tunnel belongs to the first unloading type.
  • the first-standard access network device is a base station
  • the second-standard network device corresponding to the second-standard access network device is controlled by the second-standard access network device or the second-standard access network device. Device.
  • any two of the first receiving module, the second receiving module, the third receiving module, and the fourth receiving module may be different from each other, or in the four receiving modules At least two modules can be the same module.
  • the first determining module and the second determining module may be the same or different modules, which are not limited by the embodiment of the present invention.
  • the communication device 1200 may correspond to user equipment in a communication method according to an embodiment of the present invention, and the above and other operations and/or functions of respective modules in the communication device 1200 are respectively implemented in order to implement FIGS. 5 to 12
  • the corresponding processes of each method in the following are not repeated here for brevity.
  • a determining module 1310 configured to determine a second standard access network device from at least one candidate access network device in the second standard network
  • the receiving module 1410 is configured to receive indication information sent by the user equipment, where the indication information is used a second-standard network device corresponding to the second-standard access network device that is accessed by the user equipment, where the second-standard network includes the second-standard access network device;
  • the receiving module 1410 is further configured to: before receiving the indication information sent by the user equipment, receive a measurement report sent by the user equipment, where the measurement report includes the user equipment to the at least one candidate access network device.
  • the receiving module 1410 is specifically configured to receive the indication information that is sent by the user equipment according to the measurement configuration message sent by the sending module 1420.
  • the receiving module 1410 is further configured to receive a tunnel establishment response that is sent by the second system network device according to the tunnel establishment request sent by the sending module 1420, and correspondingly, the sending module 1420 is further configured to The tunnel establishment response is received by the receiving module 1410, and the radio resource control signaling is sent to the user equipment, where the radio resource control signaling carries tunnel indication information, where the tunnel indication information is used to indicate the first standard access network device and the A data transmission tunnel is established between the second standard network devices, and the radio resource control signaling carries the service bearer information corresponding to the data transmission tunnel.
  • the communication device receives the indication information sent by the user equipment, where the indication information is used to indicate the second-standard network device corresponding to the second-standard access network device currently accessed by the user equipment, and Initiating the establishment of a data transmission tunnel with the second-standard network device, which facilitates the first-standard access network device to offload data of the user equipment to the second-standard network through the data transmission tunnel, thereby improving the system. Performance and user experience.
  • the transmitter 1520 is configured to send a tunnel establishment request to the first standard access network device determined by the processor 1510, where the tunnel establishment request is used to request to establish data between the communication device and the first standard access network device. Transmission tunnel.
  • the processor 1510 may be a central processing unit (“CPU"), and the processor 1510 may also be other general-purpose processors, digital signal processors (DSPs). , an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, and the like.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 1510 or an instruction in a form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor 1510 reads the information in the memory and combines the hardware to complete the steps of the above method. To avoid repetition, it will not be described in detail here.
  • the processor 1610 is configured to access a second standard access network device in the second standard network.
  • the communication device can also include a memory, which can include a read only memory and a random memory
  • the memory is fetched and instructions and data are provided to the processor 1610.
  • a portion of the memory may also include a non-volatile random access memory.
  • the memory can also store information of the device type.
  • each step of the above method may be completed by an integrated logic circuit of hardware in the processor 1610 or an instruction in the form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor 1610 reads the information in the memory and combines the hardware to perform the steps of the above method. To avoid repetition, it will not be described in detail here.
  • the transmitter 1620 is further configured to send a measurement report to the first standard access network device, where the measurement report includes a measurement result of the at least one candidate access network device by the processor 1610.
  • the communication device 1600 further includes: a receiver, configured to receive second indication information that is sent by the first standard access network device according to the measurement report sent by the transmitter 1620, where the second indication information is used to indicate the at least one candidate The second standard access network device in the access network device; correspondingly, the processor 1610 is configured to access the second standard access network device according to the second indication information received by the receiver.
  • the processor 1610 is further configured to: if the service bearer corresponding to the data transmission tunnel belongs to the first offload type, release the established between the communication device and the first standard access network device The service carries the corresponding data radio bearer.
  • the communication device 1600 further includes:
  • the communication device 1700 further includes:
  • a receiver configured to receive the WLCP signaling sent by the second standard access network device, where the WLCP signaling is used to indicate that a data transmission tunnel is established between the first standard access network device and the second standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area. network.
  • the receiver 1810 is configured to receive the indication information that is sent by the user equipment, where the indication information is used to indicate a second-standard network device corresponding to the second-standard access network device that is accessed by the user equipment, where the second-standard network Including the second standard access network device;
  • the communication device 1800 further includes: a processor, configured to determine, according to the measurement report received by the receiver 1810, the second standard access network device from the at least one candidate access network device
  • the transmitter 1820 is further configured to send the second indication information to the user equipment, where the second indication information is used to indicate that the user equipment accesses the second standard access network device determined by the processor.
  • the transmitter 1820 is further configured to: before the receiver 1810 receives the indication information sent by the user equipment, send a measurement configuration message to the user equipment, where the measurement configuration message is included in the second standard network. Measurement configuration information of at least one candidate access network device;
  • the receiver 1810 is specifically configured to receive the indication information that is sent by the user equipment according to the measurement configuration message sent by the transmitter 1820.
  • the receiver 1810 is further configured to receive a tunnel establishment response that is sent by the second standard network device according to the tunnel establishment request sent by the transmitter 1820, and accordingly, the transmitter 1820 is further configured to The tunnel establishment response is received by the receiver 1810, and the radio resource control signaling is sent to the user equipment, where the radio resource control signaling carries tunnel indication information, where the tunnel indication information is used to indicate the first standard access network device and the A data transmission tunnel is established between the second standard network devices, and the radio resource control signaling carries the service bearer information corresponding to the data transmission tunnel.
  • the receiver 1810 is further configured to receive downlink data of the service bearer of the user equipment corresponding to the data transmission tunnel.
  • the communication device 1800 further includes: a processor, configured to offload the downlink data received by the receiver 1810 to the second standard network for transmission; and correspondingly, the transmitter 1820 is further configured to pass the data. Transmitting a tunnel, and transmitting the downlink data to the second standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area. network.
  • the first-standard access network device is a base station
  • the second-standard network device corresponding to the second-standard access network device is controlled by the second-standard access network device or the second-standard access network device. Device.
  • the communication device 1800 may correspond to a first-standard access network device in a communication method according to an embodiment of the present invention, and the above-described and other operations and/or functions of respective modules in the communication device 1800 are respectively implemented
  • the corresponding processes of the respective methods in FIG. 6 to FIG. 12 are not described herein again for the sake of brevity.
  • the communication device receives the indication information sent by the user equipment, where the indication information is used to indicate the second-standard network device corresponding to the second-standard access network device currently accessed by the user equipment, and Initiating the establishment of a data transmission tunnel with the second-standard network device, which facilitates the first-standard access network device to offload data of the user equipment to the second-standard network through the data transmission tunnel, thereby improving the system. Performance and user experience.
  • the embodiment of the invention further provides a communication method and a communication device, which can be applied to a communication system including a first standard network and a second standard network, wherein the first standard network includes a first standard access network.
  • the first standard access network device is configured to control data offloading from the first standard network to the second standard network, and the first standard access network device user equipment accesses.
  • the communication system may be the communication system 100, but the embodiment of the present invention is not limited thereto.
  • the first IP address corresponding to the downlink data may be determined according to the at least one correspondence. Specifically, the first-standard access network device may query the correspondence between the MAC address and/or the C-RNTI corresponding to the downlink data in the at least one correspondence, and the first IP address included in the correspondence The first IP address corresponding to the downlink data is determined, but the embodiment of the present invention is not limited thereto.
  • the first standard access network device can The downlink data is sent to the second-standard network device corresponding to the user equipment according to the first IP address, that is, the downlink data is sent to the user equipment by using the second-standard network device.
  • the first mode access network device may generate an offload data packet, where the offload data packet carries the downlink data and a first IP address corresponding to the downlink data, for example, the purpose of the offload data packet The address is the first IP address. Then, the first-standard access network device may send the unloading data packet to the second-standard network device corresponding to the user equipment, but the embodiment of the present invention is not limited thereto.
  • the first standard access network device may determine the MAC address and/or C-RNTI corresponding to the downlink data in multiple manners.
  • the first-standard access network device may receive the downlink data by using a data transmission tunnel established between the first-standard core network device (for example, the S-GW) and the first-standard access network device, and And determining, according to the data transmission tunnel corresponding to the downlink data, the user equipment corresponding to the downlink data, and determining a MAC address and/or a C-RNTI of the user equipment, but the embodiment of the present invention is not limited thereto.
  • the first-standard access network device can determine the MAC address of the user equipment in multiple manners.
  • the first-standard access network device may receive indication information that is sent by the user equipment to indicate a MAC address of the user equipment, and determine a MAC address of the user equipment according to the indication information.
  • the user equipment may send the indication information to the first standard access network device by using the first standard network, for example, the indication information may be carried in the RRC signaling, where the user equipment may specifically be the first
  • the system access network device sends the RRC signaling that carries the information of the MAC address of the user equipment, but the embodiment of the present invention is not limited thereto.
  • the second standard network device may receive a downlink data packet of the user equipment, where the downlink data packet may be sent by the first standard access network device or other external network device, and the downlink data is sent.
  • the packet carries the first IP address of the user equipment.
  • the second standard network The device may determine, according to the first IP address and other information carried in the downlink data packet, that the downlink data packet is sent to the user equipment, and replace the first IP address in the downlink data packet with the first user equipment address.
  • the IP address is then sent to the user equipment, but the embodiment of the present invention is not limited thereto.
  • the first IP address may be an AC/Network Address Translation (NAT) server
  • the second IP address may be an AC/Dynamic Host Configuration Protocol (DHCP) server allocation.
  • NAT Network Address Translation
  • DHCP AC/Dynamic Host Configuration Protocol
  • the different user equipments controlled by the second-standard network device may have different intranet addresses.
  • the second IP address may uniquely identify the user equipment, and the second system is opposite to the second-standard network device.
  • the plurality of user equipments controlled by the network device may have the same external network address.
  • the first IP address and other information may jointly identify the user equipment.
  • the other information may include the port number of the user equipment, such as a user.
  • the first-standard access network device knows the MAC address and the C-RNTI of the user equipment, and the MAC address and the C-RNTI of the user equipment can be used to uniquely identify the user equipment.
  • the first standard access network device stores the correspondence between the at least one first IP address and the MAC address and/or the C-RNTI, so that the first corresponding to a certain MAC address and/or C-RNTI can be determined.
  • An IP address, and the service data of the user equipment is offloaded to the second standard network by using the first IP address.
  • the second standard network device may identify the user equipment corresponding to the uninstall data according to the first IP address, and send the uninstall data to the corresponding user equipment.
  • the first standard access network device may obtain the at least one correspondence in multiple manners.
  • the first-standard access network device may receive a data packet sent by each user equipment of the at least one user equipment through a second-standard network device corresponding to each user equipment.
  • the data packet sent by the second-standard network device corresponding to the user equipment to the first-standard access network device may carry the information of the first IP address of the user equipment, and carry the following information of the user equipment. At least one item: information of the MAC address and information of the C-RNTI.
  • the first-standard access network device may determine the at least one correspondence according to the received at least one data packet.
  • the data packet may be an IP packet, a UDP packet, or a TCP packet, and the data packet may further carry other information, and the embodiment of the present invention is not limited to herein.
  • the data packet sent by the user equipment to the first standard access network device by using the second-standard network device corresponding to the user equipment may further carry indication information, where the indication information is used to indicate the data packet.
  • the indication information may include at least one of a C-RNTI, a MAC address, and a second IP address.
  • the indication information may specifically occupy one bit, and the bit position is 1 or 0, which is used to indicate that the data packet carries the identification information of the user equipment, but the embodiment of the present invention does not limit this.
  • the first-standard access network device may determine, according to the indication information carried in the data packet, whether the data packet carries the identifier information of the user equipment, and obtain the user when determining that the data packet carries the identifier information of the user equipment. Identification information of the device, but the embodiment of the present invention is not limited thereto.
  • FIG. 22 shows another communication method 2200 provided by an embodiment of the present invention.
  • the second standard network device may receive the first data packet sent by the user equipment to the first standard access network device, where the source address of the first data packet may be the second IP address of the user equipment, The destination address of the first data packet may be an IP address of the first standard access network device.
  • the first data packet may be specifically an IP packet, a UDP packet, or a TCP packet, and the embodiment of the present invention is not limited thereto.
  • the first data packet may be sent by the user equipment after accessing the second standard access network device, or after the user equipment accesses the second standard access network device according to the indication of the first standard access network device. Sent.
  • the AC may receive the first data sent by the user equipment by using the AP.
  • the package but the embodiment of the invention is not limited thereto.
  • the second standard network device may process the first data packet to obtain a second data packet, where the second data packet carries the first IP address of the user equipment, and carries the MAC address of the user equipment. At least one of an address and a C-RNTI.
  • the second standard network device may send the second data packet to the first standard access network device.
  • the first standard access network device can obtain the first IP address after receiving the second data packet. Correspondence with at least one of a MAC address and a C-RNTI.
  • the second standard network device receives the first data packet sent by the user equipment to the first standard access network device, where the first data packet carries the information of the C-RNTI of the user equipment, and does not carry the user equipment.
  • the MAC address information may replace the source address of the first data packet with the second IP address by the first IP address of the user equipment to obtain the second data packet.
  • the second data packet carries the first IP address and information of the C-RNTI of the user equipment.
  • the second standard network device may send the second data packet to the first standard access network device, and the first standard access network device determines, according to the second data packet, the first IP address and the C-RNTI Correspondence.
  • the second standard network device may further determine, according to the second IP address carried in the first data packet, a MAC address corresponding to the second IP address, and carry the MAC in the second data packet.
  • the information of the address that is, the second data packet carries the first IP address, the information of the C-RNTI, and the information of the MAC address.
  • the first standard access network device may determine a relationship between the first IP address and at least one of the C-RNTI and the MAC address, but the implementation of the present invention The example is not limited to this.
  • Example 2 The second standard network device receives the first data packet sent by the user equipment to the first standard access network device, where the first data packet carries the information of the C-RNTI of the user equipment and the MAC address of the user equipment. Information. At this time, the second standard network device may replace the source address of the first data packet with the second IP address by the first IP address of the user equipment to obtain the second data packet. In this way, the second data packet carries the first IP address, the C-RNTI of the user equipment. Information and information about the MAC address of the user device. Correspondingly, after receiving the second data packet, the first standard access network device may determine a relationship between the first IP address and at least one of the C-RNTI and the MAC address, but the implementation of the present invention The example is not limited to this.
  • Example 3 The second standard network device receives the first data packet sent by the user equipment to the first standard access network device, where the first data packet carries the information of the MAC address of the user equipment, and the first data packet does not Information carrying the C-RNTI of the user equipment.
  • the second standard network device may replace the source address of the first data packet with the second IP address as the first IP address of the user equipment, and add information of the MAC address corresponding to the second IP address. To obtain the second data packet.
  • the second data packet carries the first IP address and information of the MAC address.
  • the relationship between the first IP address and the MAC address may be determined, but the embodiment of the present invention is not limited thereto.
  • the second standard network device receives the first data packet sent by the user equipment to the first standard access network device, where the first data packet does not carry the information of the MAC address of the user equipment and the information of the C-RNTI.
  • the first data packet is an empty data packet.
  • the second standard network device may replace the source address of the first data packet with the second IP address of the user equipment as the first IP address of the user equipment, and add the information of the MAC address of the user equipment. And obtaining the second data packet into the first data packet.
  • the second data packet carries the information of the first IP address and the MAC address.
  • the first standard access network device may determine the relationship between the first IP address and the MAC address after receiving the second data packet, but the embodiment of the present invention is not limited thereto.
  • the first data packet may further carry indication information, where the indication information is used to indicate whether the first data packet carries the identification information of the user equipment, but the embodiment of the present invention is not limited thereto.
  • the correspondence between the at least one first IP address and the MAC address and/or the C-RNTI is obtained by the first standard access network device, and the downlink data is determined to be unloaded. Determining, by the second standard network, the first IP address corresponding to the downlink data according to the at least one corresponding relationship, and sending the downlink data to the second standard network device according to the first IP address, so that the second standard
  • the network device can determine the user equipment corresponding to the downlink data according to the first IP address, and send the downlink data to the user equipment, so as to implement data controlled by the first standard access network device to the second standard network device. Uninstall to improve system performance and user experience.
  • the communication device 2300 further includes: a receiving module, configured to receive the user The indication information sent by the device to indicate the MAC address of the user equipment.
  • the determining module 2320 may be specifically configured to: determine, according to the indication information received by the receiving module, a MAC address corresponding to the downlink data; and the MAC address corresponding to the downlink data and the at least one corresponding to the acquiring module 2310 Relationship, determining a first IP address corresponding to the downlink data.
  • FIG. 24 shows another communication device 2400 provided by an embodiment of the present invention.
  • the communication device 2400 includes a receiving module 2410, a processing module 2420, and a transmitting module 2430.
  • the receiving module 2410 is configured to receive a first data packet sent by the user equipment to the first standard access network device, where the source address of the first data packet may be a second IP address of the user equipment, the first data packet The destination address may be an IP address of the first-standard access network device.
  • the second mode network device may be specifically an AC, but the embodiment of the present invention is not limited thereto.
  • the first data packet carries information about the C-RNTI of the user equipment, and does not carry information about the MAC address of the user equipment.
  • the processing module may be specifically configured to replace the source address of the first data packet by the second IP address with the first IP address of the user equipment to obtain the second data packet.
  • the second data packet carries the first IP address and information of the C-RNTI of the user equipment.
  • the processing module can be further configured to use the first data packet
  • the second IP address carried in the second IP address determines a MAC address corresponding to the second IP address, and carries the information of the MAC address in the second data packet.
  • the second data packet carries the first IP address, the information of the C-RNTI, and the information of the MAC address, but the embodiment of the present invention is not limited thereto.
  • the first data packet may further carry indication information, where the indication information is used to indicate whether the first data packet carries the identification information of the user equipment, but the embodiment of the present invention is not limited thereto.
  • the communication device obtains a correspondence between at least one first IP address and a MAC address and/or a C-RNTI, and when it is determined to offload a certain downlink data to the second standard network, Determining, according to the at least one correspondence, a first IP address corresponding to the downlink data, and sending the downlink data to the second standard network device according to the first IP address, so that the second standard network device can be according to the first Determining, by the IP address, the user equipment corresponding to the downlink data, and sending the downlink data to the user equipment, so as to implement the first standard access network
  • the device controls the data offload to the second standard network device to improve system performance and user experience.
  • association relationship describing an associated object indicates that there may be three relationships.
  • a and/or B may indicate that A exists separately, and A and B exist simultaneously, and B cases exist alone.
  • the character / in this paper generally indicates that the contextual object is an OR relationship.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or software. The form of the functional unit is implemented.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • the technical solution of the present invention contributes in essence or to the prior art, or all or part of the technical solution may be embodied in the form of a software product stored in a storage medium.
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de communication et un appareil de communication, qui sont mis en œuvre dans un système de communication comprenant un réseau d'un premier mode et un réseau d'un second mode, un premier dispositif de réseau d'accès d'un premier mode du réseau de premier mode étant utilisé pour commander le déchargement des données du réseau du premier mode vers le réseau du second mode. Le procédé comprend les étapes suivantes : détermination, par un dispositif de réseau du second mode du réseau du second mode, du dispositif de réseau d'accès du premier mode auquel accède un équipement utilisateur ; et envoi au dispositif de réseau d'accès du premier mode d'une demande d'établissement d'un tunnel, la demande d'établissement d'un tunnel servant à demander l'établissement d'un tunnel de transmission de données entre le dispositif de réseau d'accès du second mode et le dispositif de réseau d'accès du premier mode. Le procédé de communication et l'appareil de communication selon la présente invention permettent d'effectuer le déchargement de données du réseau du premier mode vers le réseau du second mode, qui est commandé par le dispositif de réseau d'accès du premier mode. La performance du système et l'expérience de l'utilisateur s'en trouvent améliorées.
PCT/CN2015/075991 2015-04-07 2015-04-07 Procédé de communication et appareil de communication Ceased WO2016161555A1 (fr)

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