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WO2017032197A1 - Procédé et appareil de commande de communication - Google Patents

Procédé et appareil de commande de communication Download PDF

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Publication number
WO2017032197A1
WO2017032197A1 PCT/CN2016/091878 CN2016091878W WO2017032197A1 WO 2017032197 A1 WO2017032197 A1 WO 2017032197A1 CN 2016091878 W CN2016091878 W CN 2016091878W WO 2017032197 A1 WO2017032197 A1 WO 2017032197A1
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WIPO (PCT)
Prior art keywords
access device
period
information
control
control request
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PCT/CN2016/091878
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English (en)
Chinese (zh)
Inventor
谢峰
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ZTE Corp
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ZTE Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • This document relates to, but is not limited to, the field of wireless communication technologies, and in particular, to a communication control method and apparatus.
  • a low power node can be called a small base station. It usually has two deployment scenarios: hotspot deployment and enhanced coverage. In a hotspot deployment scenario, in order to achieve high data rate and spectrum efficiency, it needs to be dense in the area. A large number of small base stations are deployed. However, due to the small coverage of the small cell, the probability of a handover failure occurs when the medium and high speed mobile user equipment (UE) passes through the small base station, affecting the UE service. Continuity.
  • UE medium and high speed mobile user equipment
  • a base station such as a macro base station
  • RRC radio resource control
  • the UE maintains a connection with at least two base stations and uses radio resources under the two base stations to implement radio resource aggregation across nodes.
  • This architecture is usually called a dual connectivity architecture, as shown in FIG.
  • the two base stations that are connected have a certain management control capability, which is usually called the primary base station (MeNB, Master eNB), and the other base station is called the secondary base station (SeNB, Secondary eNB); in order to support higher throughput or better
  • the mobility, dual connectivity architecture can be extended to a multi-connection architecture in which a UE can communicate with multiple wireless access points or base stations of more than one wireless access system or network.
  • the embodiments of the present invention are expected to provide a communication control method and apparatus, which can extend the life time of the UE without affecting the user service experience.
  • An embodiment of the present invention provides a communication control method, where the method includes:
  • the first access device determines that the communication connection between the second access device and the user equipment UE needs to be restored
  • the first access device sends the first control information to the UE, where the first control information is used to instruct the UE to adjust the sleep period between the self and the second access device from the first period to the second period, where the The second period is smaller than the first period.
  • the determining, by the first access device, that the communication connection between the second access device and the UE needs to be restored includes:
  • the first access device receives the control request information sent by the second access device, and determines, according to the control request information, that the communication connection between the second access device and the UE needs to be restored.
  • the receiving, by the first access device, the control request information sent by the second access device includes:
  • the method further includes:
  • control request acknowledgement information includes timing parameter information; the timing parameter information is used to represent that the control request information sent by the second access device is received again Minimum time interval.
  • control request confirmation information includes a time to respond to the control request.
  • the control request information includes: a period adjustment between the UE and the second access device. a parameter, wherein the period adjustment parameter between the UE and the second access device is used to indicate an adjustment of a sleep period between the UE and the second access device; and when the second access device determines that the third access needs to be restored a communication connection between the device and the user equipment UE, the control request information further includes a period adjustment parameter between the UE and the third access device, and a period adjustment parameter between the UE and the third access device is used to represent the UE The adjustment of the sleep period between the third access device and the third access device;
  • the first control information includes third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period; The period is less than the third period.
  • the determining, by the first access device, that the communication connection between the second access device and the UE needs to be restored includes:
  • the first access device receives downlink service data or signaling, and determines, according to the downlink service data or signaling, that a communication connection between the second access device and the UE needs to be restored.
  • the method further includes:
  • the second control information is used to indicate that the second access device adjusts a sleep period between itself and the UE from a first period to a second period.
  • the first control information is carried by the medium access control layer MAC control element CE, and is indicated by a preset logical channel identifier.
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device.
  • the first control information includes dedicated access resource configuration information, so that the UE establishes a communication connection with the second access device by using the dedicated access resource.
  • the embodiment of the present invention further provides a communication control device, where the device is located in a first access device, where the device includes: a determining module and a first sending module;
  • the determining module is configured to determine that a communication connection between the second access device and the UE needs to be restored;
  • the first sending module is configured to send the first control information to the UE, where the first control information is used to instruct the UE to adjust the sleep period between the self and the second access device from the first period to the second period.
  • the second period is less than the first period.
  • the determining module is configured to: determine, by using the following manner, that the communication connection between the second access device and the UE needs to be restored: receiving control request information sent by the second access device, according to the control request The information determines that a communication connection between the second access device and the UE needs to be restored.
  • the determining module is configured to receive control request information sent by the second access device by:
  • the apparatus further includes a second sending module, configured to send control request acknowledgement information or control request reject information to the second access device; wherein the control request acknowledgement information and the control request rejection information include timing
  • the parameter information is used to represent a minimum time interval for receiving the control request information sent by the second access device again.
  • control request confirmation information further includes a time to respond to the control request.
  • the control request information includes: a period adjustment parameter between the UE and the second access device, and/or a period adjustment parameter between the UE and the third access device; wherein the UE and the second access device
  • the period adjustment parameter is used to characterize the adjustment of the sleep period between the UE and the second access device
  • the period adjustment parameter between the UE and the third access device is used to characterize the UE and the third access device. Adjustment of the sleep period;
  • the first control information includes third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period; The period is less than the third period.
  • the determining module is configured to determine that the communication connection between the second access device and the UE needs to be restored by receiving downlink service data or signaling, and determining the requirement according to the downlink service data or signaling. Restoring a communication connection between the second access device and the UE.
  • the device further includes a third sending module, configured to send the second control information to the second access device, where the second control information is used to indicate that the second access device The sleep period with the UE is adjusted from the first period to the second period.
  • the embodiment of the invention further provides a communication control method, the method comprising:
  • the UE receives the first control information, where the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period;
  • the user equipment adjusts the sleep period between itself and the second access device from the first period to the second period.
  • the method further includes:
  • the transmitting performs success or failure information for adjusting the sleep period between the UE and the second access device from the first period to the second period.
  • the embodiment of the present invention further provides a communication control device, where the device is located in a UE, and the device includes: a communication module and an adjustment module;
  • the communication module is configured to receive first control information, where the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; The second period is less than the first period;
  • the adjusting module is configured to adjust a sleep period between the UE and the second access device from a first period to a second period.
  • the apparatus further includes a feedback module, configured to send, to perform success or failure information for performing a sleep cycle between the UE and the second access device from the first period to the second period.
  • the first control information includes third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period; The fourth period is less than the third period.
  • the first control information is carried by the MAC CE and indicated by a preset logical channel identifier.
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device.
  • the first control information includes dedicated access resource configuration information, so that the UE establishes a communication connection with the second access device by using the dedicated access resource.
  • the embodiment of the invention further provides a communication control method, the method comprising:
  • the second access device determines that a communication connection with the UE needs to be restored
  • the second access device sends the control request information to the first access device, where the control request information is used to indicate that the first access device sends the first control information to the UE, so that the UE connects itself to the second access device.
  • the sleep period is adjusted from the first period to the second period, and/or the UE is accessed to the second access device; the second period is smaller than the first period.
  • the determining, by the second access device, that the communication connection with the UE needs to be restored includes:
  • the second access device receives the downlink service data or signaling, and determines, according to the downlink service data or signaling, that the communication connection with the UE needs to be restored.
  • control request information includes: a period adjustment parameter between the UE and the second access device, where the period adjustment parameter between the UE and the second access device is used to represent the UE and the second connection Adjustment of the sleep period between devices;
  • the method further includes:
  • the second access device determines that the communication connection between the third access device and the UE needs to be restored, and the control request information further includes a period adjustment parameter between the UE and the third access device; the UE and the third The period adjustment parameter between the access devices is used to characterize the adjustment of the sleep period between the UE and the third access device.
  • control request information includes: dedicated access resource configuration information, so that the UE establishes a communication connection with the second access device by using the dedicated access resource.
  • the embodiment of the present invention further provides a communication control device, where the device is located in a second access device, where the device includes: a processing module and a request module;
  • the processing module is configured to determine that a communication connection with the UE needs to be restored
  • the requesting module is configured to send control request information to the first access device, where the control request information is used to indicate that the first access device sends the first control information to the UE, so that the UE connects the second
  • the sleep period between the ingress devices is adjusted from the first period to the second period, and/or the UE is accessed to the second access device; the second period is smaller than the first period.
  • the processing module is configured to receive downlink service data or signaling, and determine, according to the downlink service data or signaling, that a communication connection with the UE needs to be restored.
  • control request information includes: a period adjustment parameter between the UE and the second access device, where the period adjustment parameter between the UE and the second access device is used to represent the UE and the second connection Adjustment of the sleep period between devices;
  • the processing module is further configured to determine that a communication connection between the third access device and the UE needs to be restored, where the control request information further includes a period adjustment parameter between the UE and the third access device;
  • the period adjustment parameter between the ingress devices is used to characterize the adjustment of the sleep period between the UE and the third access device.
  • the first access device determines that the communication connection between the second access device and the UE needs to be restored, and sends the first control information to the UE; the first control information is used to indicate
  • the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period; thus, even if the UE and the second access device sleep
  • the period setting is relatively long.
  • the UE shortens the sleep period with the second access device, and resumes communication with the second access device in time.
  • the UE's battery life is extended under the premise of affecting the user's service experience.
  • FIG. 1 is a schematic diagram of a dual connectivity architecture according to an embodiment of the present invention.
  • FIG. 2 is a schematic flowchart of a communication control method according to an embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a communication control method according to Embodiment 2 of the present invention.
  • FIG. 4 is a schematic flowchart of a communication control method according to Embodiment 3 of the present invention.
  • FIG. 5 is a schematic flowchart of a communication control method according to Embodiment 4 of the present invention.
  • FIG. 6 is a schematic flowchart of a communication control method according to Embodiment 5 of the present invention.
  • FIG. 7 is a schematic flowchart of a communication control method according to Embodiment 6 of the present invention.
  • FIG. 8 is a first schematic structural diagram of a communication control device according to an embodiment of the present invention.
  • FIG. 9 is a second schematic structural diagram of a communication control device according to an embodiment of the present invention.
  • FIG. 10 is a third schematic structural diagram of a communication control apparatus according to an embodiment of the present invention.
  • the first access device determines that the communication connection between the second access device and the UE needs to be restored, and sends the first control information to the UE; the first control information is used to indicate that the UE is to The sleep period between the second access devices is adjusted from the first period to the second period; the second period is smaller than the first period.
  • the communication control method in the embodiment of the present invention includes:
  • Step 201 The first access device determines that the communication connection between the second access device and the UE needs to be restored.
  • the step of receiving the first access device receives the control request information sent by the second access device, and determines, according to the control request information, that the communication connection between the second access device and the UE needs to be restored; or
  • the service data or signaling determines, according to the downlink service data or signaling, that the communication connection between the second access device and the UE needs to be restored;
  • the receiving, by the first access device, the control request information sent by the second access device includes:
  • the direct interface may be an X2 interface
  • the first access device may receive the control request information sent by the second access device by using an X2 interface control plane message or user plane GTP-U information on the X2 interface.
  • the interface between the intermediate device and the intermediate device may be an X2 interface or an S1 interface or a customized interface.
  • the control request information may be indication information indicating that data or signaling arrives, or wake-up request information for waking up the UE, or DRX control request information for changing DRX (Discontinuous Reception), or a paging request.
  • Information includes means for characterizing the Indicate the cause of the reason for sending the information, such as: data arrival, signaling arrival, etc.
  • the control request information includes a period adjustment parameter between the UE and the second access device, and the period adjustment parameter between the UE and the second access device is used to indicate the adjustment of the sleep period between the UE and the second access device. a case, such as: a specific value after the sleep period is adjusted between the UE and the second access device;
  • control request information may further include the buffer status information and/or the data bearer information with the data arrival; wherein the data bearer information with the data arrival includes: the bearer identifier and And a QoS Class Identifier (QCI); the first access device may determine, according to the data bearer information that the data arrives, the urgency of the second access device to restore the communication connection with the UE.
  • QCI QoS Class Identifier
  • the control request information is used to indicate that the second access device needs to perform data communication with the UE, that is, the second access device receives downlink service data or signaling, and when the downlink service data When the signaling needs to be offloaded to the third access device, the third access device also needs to resume the communication connection with the UE.
  • the control request information further includes a period between the UE and the third access device.
  • the parameter is adjusted; the period adjustment parameter between the UE and the third access device is used to describe the adjustment of the sleep period between the UE and the third access device, for example, the sleep period between the UE and the third access device.
  • the adjusted specific value is used to indicate that the second access device needs to perform data communication with the UE, that is, the second access device receives downlink service data or signaling, and when the downlink service data When the signaling needs to be offloaded to the third access device, the third access device also needs to resume the communication connection with the UE.
  • the control request information further includes a period between the UE and the third access
  • the first access device determines, according to the downlink service data or signaling, that the communication connection between the second access device and the UE needs to be restored, including:
  • the first access device receives the control request information sent by the second access device, and determines, according to the control request information, that the communication connection between the second access device and the UE needs to be restored.
  • the method further includes:
  • control request acknowledgement information includes a time to respond to the control request, such as: immediately responding to the control request;
  • the control request confirmation information and the control request rejection information may further include timing parameter information;
  • the timing parameter information is used to represent a minimum time interval for the first access device to receive the control request information sent by the second access device again, that is, the second access device cannot send the second access device during the time interval. Controlling the request information to the first access device;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • the The method also includes:
  • the second control information is used to indicate that the second access device adjusts a sleep period between itself and the UE from a first period to a second period.
  • Step 202 Send first control information to the UE.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the first period may be a current sleep period of the UE and the second access device (the value of the first period does not need an explicit indication, and the value of the second period may be explicitly indicated or may not be explicitly indicated. );
  • the first control information is carried by a Media Access Control (MAC) control element (CE, Control Element), or carried by RRC (Radio Resource Control) information, and passes through a preset logical channel.
  • MAC Media Access Control
  • CE Control Element
  • RRC Radio Resource Control
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device; wherein the second access
  • the index corresponding to the device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource; for example, the dedicated The access resources may be proprietary random access signals/channels.
  • the first control information further includes third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a third period. Four cycles; the fourth period is less than the third period.
  • the method further includes: the first access device receives the success information or the failure information sent by the UE; the success information and the failure information are used to instruct the UE to perform the process between the self and the second access device.
  • the sleep period is adjusted from the first period to the success and failure of the second period operation;
  • the method may further include:
  • the first access device sends control success/failure information to the second access device.
  • the method of the embodiment of the present invention may be applied to a 4G/5G/LTE network/WLAN network; the first access device and the second access device may be a base station or an access point (AP) or an access point. Controller (AC, Access Controller) entity, etc.
  • FIG. 3 is a schematic flowchart of a communication control method according to Embodiment 2 of the present invention. The method is applied to a dual connectivity architecture or a multiple connectivity architecture. As shown in FIG. 3, the communication control method in the embodiment of the present invention includes:
  • Step 301 The second access device sends control request information to the first access device.
  • the method includes: the second access device sends the control request information to the first access device by using a direct interface with the first access device; in the embodiment of the disclosure, the direct interface is an X2 interface, where the The second access device sends the control request information to the first access device through the X2 interface control plane message or the user plane GTP-U information on the X2 interface;
  • the control request information may be indication information indicating arrival of data or signaling, or wake-up request information for waking up the UE, or DRX control request information for modifying DRX, or paging request information; the control request information includes A cause indication for characterizing the reason for the transmission of the information, such as: data arrival, signaling arrival, etc.;
  • the control request information includes a period adjustment parameter between the UE and the second access device, and the period adjustment parameter between the UE and the second access device is used to indicate the adjustment of the sleep period between the UE and the second access device. a case, such as: a specific value after the sleep period is adjusted between the UE and the second access device;
  • control request information may further include cache state information and/or data bearer information with data arrival; wherein the data arrives with data
  • the bearer information includes: a bearer identifier and/or a QCI; and the first access device may determine, according to the data bearer information that the data arrives, the urgency of the second access device to restore the communication connection with the UE.
  • the method further includes: the second access device receives downlink service data or signaling, that is, the second access device needs to perform data communication with the UE.
  • Step 302 The first access device receives the control request information, and determines, according to the control request information, that a communication connection between the second access device and the UE needs to be restored.
  • control request information is used to indicate that the second access device has a requirement for data communication with the UE.
  • the method further includes: the first access device sends control request acknowledgement information or control request reject information to the second access device; wherein the control request acknowledgement information includes Controlling the time of the request, such as: responding to the control request after 5 minutes; when the first access device sends the control request rejection information to the second access device, the process ends, that is, the subsequent operation is no longer performed;
  • the control request acknowledgement information and the control request rejection information may further include timing parameter information, where the timing parameter information is used to represent a minimum time interval at which the first access device receives the control request information sent by the second access device again. That is, the second access device cannot send the control request information to the first access device again during the time interval;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • Step 303 The first access device sends the first control information to the UE.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the sleep period is a DRX cycle;
  • the first control information is carried by the MAC CE and is indicated by a preset logical channel identifier; for example, the logical channel identifier may be a preset identifier value 01011;
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device; wherein the second access
  • the index corresponding to the device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource;
  • the resource may be a proprietary random access signal and/or channel; for example, when the first control information includes dedicated access resource configuration information, that is, the second period is indicated as the UE receives the first Up to the control information, the UE directly resumes communication with the second access device through the dedicated access resource.
  • Step 304 The UE adjusts the sleep period between itself and the second access device from the first period to the second period according to the first control information.
  • the method further includes: the UE sends the success or failure information to the first access device; the success information and the failure information are used to indicate that the UE performs the sleep period between the self and the second access device by the first The period is adjusted to the success or failure of the second period of operation; the failure information may carry the reason for the failure; the reason for the failure may be: the UE detects that the radio link between the second access device fails, or the UE is about to or has Leave the coverage of the second access device;
  • the method may further include:
  • the first access device sends a control success or failure information to the second access device; the control failure information may carry a failure cause.
  • the first access device is an MeNB, and correspondingly, the second access device is an SeNB; of course, the second access device may also be an MeNB, correspondingly, the first An access device is a SeNB.
  • the communication control method in the embodiment of the present invention includes:
  • Step 401 The second access device sends control request information to the intermediate device.
  • the method includes: the second access device sends the control request information to the intermediate device by using an interface with the intermediate device; the interface between the device and the intermediate device may be an X2 interface or an S1 interface or a customized interface;
  • the control request information may be indication information indicating that data or signaling arrives, or used to wake up Wakeup request information of the UE, or DRX control request information for changing DRX, or paging request information; the control request information includes a cause indication for indicating the reason for the transmission of the information, such as: data arrival, signaling arrival, etc. ;
  • the control request information includes a period adjustment parameter between the UE and the second access device, and the period adjustment parameter between the UE and the second access device is used to indicate the adjustment of the sleep period between the UE and the second access device. a case, such as: a specific value after the sleep period is adjusted between the UE and the second access device;
  • control request information may further include the buffer status information and/or the data bearer information with the data arrival; wherein the data bearer information with the data arrival includes: the bearer identifier and / or QCI; the first access device may determine the urgency of the second access device to restore the communication connection with the UE according to the data bearer information with the data arrival.
  • the method further includes: the second access device receives downlink service data or signaling, that is, the second access device needs to perform data communication with the UE.
  • Step 402 The intermediate device receives the control request information, and forwards the control request information to the first access device.
  • the intermediate device may forward the control request information to the first access device by using an interface with the first access device, such as an X2 interface or an S1 interface.
  • the intermediate device may further generate information equivalent to the control request information according to the control request information, and send the generated information to the first access device.
  • Step 403 The first access device receives the control request information, and determines, according to the control request information, that a communication connection between the second access device and the UE needs to be restored.
  • control request information is used to indicate that the second access device has a requirement for data communication with the UE.
  • the method further includes: the first access device sends control request acknowledgement information or control request reject information to the intermediate device, so that the intermediate device forwards the control request acknowledgement information or the control request rejects The information is sent to the second access device; wherein the control request confirmation information includes a time in response to the control request, such as: responding to the control request after 5 minutes; and when the intermediate device forwards the control request rejection information to the second connection After entering the device, the process ends, that is, it is no longer executed.
  • the control request acknowledgement information and the control request rejection information may further include timing parameter information, where the timing parameter information is used to represent a minimum time interval at which the first access device receives the control request information sent by the second access device again. That is, the second access device cannot send the control request information to the first access device again during the time interval;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • Step 404 The first access device sends the first control information to the UE.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the sleep period is a DRX cycle;
  • the first control information is carried by the MAC CE and is indicated by a preset logical channel identifier; for example, the logical channel identifier may be a preset identifier value 01011;
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device; wherein the second access
  • the index corresponding to the device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource;
  • the resource may be a proprietary random access signal and/or channel; for example, when the first control information includes dedicated access resource configuration information, that is, the second period is indicated as the UE receives the first Up to the control information, the UE directly resumes communication with the second access device through the dedicated access resource.
  • Step 405 The UE adjusts the sleep period between itself and the second access device from the first period to the second period according to the first control information.
  • the method further includes: the UE sends the success or failure information to the first access device; the success information and the failure information are used to indicate that the UE performs the sleep period between the self and the second access device by the first The period is adjusted to the success or failure of the second period operation; the failure information may be The cause of the failure may be: the UE detects that the radio link with the second access device fails, or the coverage of the UE that is about to or has left the second access device;
  • the method may further include:
  • the first access device sends a control success or failure information to the second access device; the control failure information may carry a failure cause.
  • the first access device is an MeNB
  • the second access device is an SeNB
  • the second access device may also be an MeNB
  • the first An access device is a SeNB
  • the intermediate device may be a gateway node, such as an X2 gateway, or a core network node, such as a Mobility Management Entity (MME), or a cloud server or a virtualization server.
  • MME Mobility Management Entity
  • FIG. 5 is a schematic flowchart of a communication control method according to Embodiment 4 of the present invention. The method is applied to a dual connectivity architecture or a multiple connectivity architecture. As shown in FIG. 5, the communication control method in the embodiment of the present invention includes:
  • Step 501 The first access device receives downlink service data or signaling, and determines, according to the downlink service data or signaling, that a communication connection between the second access device and the UE needs to be restored.
  • the determining, according to the downlink service data or signaling, that the communication connection between the second access device and the UE needs to be restored includes:
  • Step 502 The first access device sends the first control information to the UE, and sends the second control information to the second access device.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the second control information is used to indicate that the second access device adjusts the sleep period between the UE and the UE from the first period to the second period.
  • the sleep period is a DRX period.
  • the first control information is carried by the MAC CE and is indicated by a preset logical channel identifier;
  • the logical channel identifier may be a preset identifier value 01011;
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device; wherein the second access
  • the index corresponding to the device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource;
  • the resource may be a proprietary random access signal and/or channel; for example, when the first control information includes dedicated access resource configuration information, that is, the second period is indicated as the UE receives the first Up to the control information, the UE directly resumes communication with the second access device through the dedicated access resource.
  • Step 503 The UE adjusts the sleep period between itself and the second access device from the first period to the second period according to the first control information.
  • the method further includes: the UE sends the success or failure information to the first access device; the success information and the failure information are used to indicate that the UE performs the sleep period between the self and the second access device by the first The period is adjusted to the success or failure of the second period of operation; the failure information may carry the reason for the failure; the reason for the failure may be: the UE detects that the radio link between the second access device fails, or the UE is about to or has Leave the coverage of the second access device;
  • the first access device is an MeNB, and correspondingly, the second access device is an SeNB; of course, the second access device may also be an MeNB, correspondingly, the first An access device is a SeNB.
  • FIG. 6 is a schematic flowchart of a communication control method according to Embodiment 5 of the present invention. The method is applied to a dual connectivity architecture or a multiple connectivity architecture. As shown in FIG. 6, the communication control method in the embodiment of the present invention includes:
  • Step 601 The second access device determines that it is required to restore the communication connection between the UE and the UE, and the communication connection between the third access device and the UE.
  • the method includes: the second access device receives downlink service data or signaling, determines, according to the downlink service data or signaling, that the communication connection between the UE and the UE needs to be restored, and needs to perform data bearer offloading to the third access device. That is, the downlink service data or signaling needs to be offloaded to the third access device. Ready, need to restore the third
  • a communication connection between the access device and the UE is a communication connection between the access device and the UE.
  • Step 602 The second access device sends control request information to the first access device, and sends control information to the third access device.
  • the step of the second access device sends the control request information to the first access device through a direct interface with the first access device, and sends the control information to the third interface through a direct interface with the third access device.
  • the direct interface is an X2 interface
  • the second access device sends control request information to the first interface through the X2 interface control plane message or the user plane GTP-U information on the X2 interface.
  • the control information is used to indicate that the third access device adjusts the sleep period between itself and the UE from the third period to the fourth period; the fourth period is smaller than the third period;
  • the control request information may be indication information indicating arrival of data or signaling, or wake-up request information for waking up the UE, or DRX control request information for modifying DRX, or paging request information; the control request information includes A cause indication for characterizing the reason for the transmission of the information, such as: data arrival, signaling arrival, etc.;
  • the control request information includes a period adjustment parameter between the UE and the second access device and/or a period adjustment parameter between the UE and the third access device; a period adjustment parameter between the UE and the second access device is used for Determining an adjustment period of a sleep period between the UE and the second access device; a period adjustment parameter between the UE and the third access device is used to indicate an adjustment of a sleep period between the UE and the third access device; For example, the specific value after the sleep period is adjusted between the UE and the third access device;
  • control request information may further include the buffer status information and/or the data bearer information with the data arrival; wherein the data bearer information with the data arrival includes: the bearer identifier and / or QCI; the first access device may determine the urgency of the second access device to restore the communication connection with the UE according to the data bearer information with the data arrival.
  • Step 603 The first access device receives the control request information, and determines, according to the control request information, that a communication connection between the second access device and the UE, and a communication connection between the third access device and the UE are required to be restored;
  • the method further includes: the first access device sends a control request confirmation message or Controlling the request rejection information to the second access device; wherein the control request acknowledgement information includes a time to respond to the control request, such as: responding to the control request after 5 minutes; when the first access device sends a control request After the information is denied to the second access device, the process ends, that is, the subsequent operations are not performed;
  • the control request acknowledgement information and the control request rejection information may further include timing parameter information, where the timing parameter information is used to represent a minimum time interval at which the first access device receives the control request information sent by the second access device again. That is, the second access device cannot send the control request information to the first access device again during the time interval;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • Step 604 The first access device sends the first control information to the UE.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the sleep period is a DRX cycle;
  • the first control information includes third control information, and the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period.
  • the first control information is carried by the MAC CE and is indicated by a preset logical channel identifier; for example, the logical channel identifier may be a preset identifier value 01011.
  • the first control information further includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device;
  • the index corresponding to the second access device and the communication connection identifier corresponding to the second access device may be preset;
  • the third control information further includes: a third access device identifier, or an index corresponding to the third access device, or a communication connection identifier corresponding to the third access device; wherein the third connection The index corresponding to the ingress device and the communication connection identifier corresponding to the third access device may be preset.
  • the first control information may further include dedicated access resource configuration information, so that Recovering, by the UE, the communication connection with the second access device and/or the third access device by using the dedicated access resource; for example, the dedicated access resource may be a proprietary random access signal and/or channel.
  • Step 605 The UE adjusts the sleep period between itself and the second access device from the first period to the second period according to the first control information, and adjusts the sleep period between itself and the third access device by the third period.
  • the method further includes: the UE sends the success or failure information to the first access device; the success information and the failure information are used to indicate that the UE performs the sleep period between the self and the second access device by the first The period is adjusted to the second period, and the success or failure of the sleep period between the self and the third access device is adjusted from the third period to the fourth period; the failure information may carry the failure reason; the failure reason may be : the UE detects that the radio link between the second access device and/or the third access device fails, or that the UE is about to or has left the coverage of the second access device and/or the third access device;
  • the method may further include:
  • the first access device sends a control success or failure information to the second access device; the control failure information may carry a failure cause.
  • the first access device is an MeNB
  • the second access device and the third access device are respectively SeNB1 and SeNB2; of course, the first access device may also be For SeNB1, the second access device and the third access device are respectively MeNB and SeNB2.
  • FIG. 7 is a schematic flowchart of a communication control method according to Embodiment 6 of the present invention; the method is applied to a dual connectivity architecture or a multiple connectivity architecture; as shown in FIG. 7, the communication control method in the embodiment of the present invention includes:
  • Step 701 The UE receives the first control information sent by the first access device.
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period, The size of the first period and the second period can be set according to actual needs;
  • the first control information is carried by the MAC CE, or carried by the RRC message, and is indicated by a preset logical channel identifier; for example, the logical channel identifier may be a preset identifier value. 01011;
  • the first control information includes: a second access device identifier, or an index corresponding to the second access device, or a communication connection identifier corresponding to the second access device; wherein the second access
  • the index corresponding to the device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource; for example, the dedicated The access resources may be proprietary random access signals and/or channels.
  • the first control information may further include third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period. a period; the fourth period is less than the third period.
  • Step 702 Adjust a sleep period between the UE and the second access device from a first period to a second period.
  • the method further includes: sending, to the first access device, the success or failure information for performing the operation of adjusting the sleep period between the UE and the second access device from the first period to the second period, so that the The first access device sends control success or failure information to the second access device.
  • the method of the embodiment of the present invention may be applied to a 4G/5G/LTE network/WLAN network; the first access device and the second access device may be a base station or an access point (AP) or an access point. Controller (AC, Access Controller) entity, etc.
  • FIG. 8 is a schematic diagram showing the structure of a communication control device according to an embodiment of the present invention.
  • the device is located in a first access device.
  • the communication control device of the embodiment of the present invention comprises: a determining module 81 and a sending module 82. ;among them,
  • the determining module 81 is configured to determine that a communication connection between the second access device and the UE needs to be restored;
  • the first sending module 82 is configured to send first control information to the UE
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period;
  • the first control information includes: a second access device identifier, or the second access device corresponds to An index of the communication connection, or a communication connection identifier corresponding to the second access device, where the index corresponding to the second access device and the communication connection identifier corresponding to the second access device may be preset.
  • the determining module 81 is configured to receive control request information sent by the second access device, and determine, according to the control request information, that a communication connection between the second access device and the UE needs to be restored.
  • the determining module 81 is configured to receive, by using a direct interface with the second device, control request information sent by the second access device;
  • the direct interface may be an X2 interface
  • the interface between the intermediate device and the intermediate device may be an X2 interface or an S1 interface or a custom Interface.
  • the device further includes a second sending module 83, configured to send control request acknowledgement information or control request reject information to the second access device, where the control request acknowledgement information includes responding to the control request time.
  • a second sending module 83 configured to send control request acknowledgement information or control request reject information to the second access device, where the control request acknowledgement information includes responding to the control request time.
  • control request acknowledgement information and the control request rejection information include timing parameter information, where the timing parameter information is used to represent a minimum time interval for receiving the control request information sent by the second access device again;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • control request information includes: a period adjustment parameter between the UE and the second access device, and/or a period adjustment parameter between the UE and the third access device, where the UE and the second access device
  • the period adjustment parameter is used to characterize the adjustment of the sleep period between the UE and the second access device
  • the period adjustment parameter between the UE and the third access device is used to characterize the UE and the third access device. Adjustment of the sleep period;
  • the first control information includes third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period; The period is less than the third period.
  • the determining module 81 is configured to receive downlink service data or signaling, according to the The downlink service data or signaling determines that the communication connection between the second access device and the UE needs to be restored.
  • the device further includes a third sending module 84, configured to send the second control information to the second access device, where the second control information is used to indicate that the second access device The sleep period between UEs is adjusted from the first period to the second period.
  • a third sending module 84 configured to send the second control information to the second access device, where the second control information is used to indicate that the second access device The sleep period between UEs is adjusted from the first period to the second period.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource; for example, the dedicated The access resources may be proprietary random access signals and/or channels.
  • the device further includes a first receiving module 85, configured to receive success information or failure information sent by the UE, where the success information and the failure information are used to indicate that the UE performs sleep between the UE and the second access device. The period is adjusted from the first period to the success or failure of the second period operation;
  • the second sending module 83 is further configured to send control success or failure information to the second access device.
  • FIG. 9 is a schematic structural diagram of a communication control apparatus according to an embodiment of the present invention.
  • the apparatus is located in a UE, as shown in FIG. 9, the communication control apparatus of the embodiment of the present invention comprises: a communication module 91 and an adjustment module 92;
  • the communication module 91 is configured to receive first control information, where the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; The second period is less than the first period;
  • the adjusting module 92 is configured to adjust a sleep period between the UE and the second access device from a first period to a second period;
  • the first control information is used to indicate that the UE adjusts a sleep period between itself and the second access device from a first period to a second period; the second period is smaller than the first period, The size of the first period and the second period can be set according to actual needs;
  • the first control information is carried by the MAC CE, or carried by the RRC message, and is indicated by a preset logical channel identifier; for example, the logical channel identifier may be a preset identifier value 01011;
  • the first control information includes: a second access device identifier, or the second access device corresponds to An index of the communication connection, or a communication connection identifier corresponding to the second access device, where the index corresponding to the second access device and the communication connection identifier corresponding to the second access device may be preset.
  • the first control information may further include dedicated access resource configuration information, to enable the UE to restore a communication connection with the second access device by using the dedicated access resource; for example, the dedicated The access resources may be proprietary random access signals and/or channels.
  • the first control information may further include third control information, where the third control information is used to indicate that the UE adjusts a sleep period between itself and the third access device from a third period to a fourth period. a period; the fourth period is less than the third period.
  • the device further includes a feedback module 93, configured to send, to the first access device, a success or failure information that is performed to adjust a sleep period between the UE and the second access device from a first period to a second period. So that the first access device sends control success or failure information to the second access device.
  • a feedback module 93 configured to send, to the first access device, a success or failure information that is performed to adjust a sleep period between the UE and the second access device from a first period to a second period. So that the first access device sends control success or failure information to the second access device.
  • FIG. 10 is a schematic diagram showing the structure of a communication control device according to an embodiment of the present invention.
  • the device is located in a second access device.
  • the communication control device of the embodiment of the present invention comprises: a processing module 11 and a requesting module 12 ;among them,
  • the processing module 11 is configured to determine that a communication connection with the UE needs to be restored
  • the requesting module 12 is configured to send control request information to the first access device, where the control request information is used to indicate that the first access device sends the first control information to the UE, so that the UE connects itself to the second
  • the sleep period between the access devices is adjusted from the first period to the second period, and the second period is smaller than the first period.
  • the processing module 11 is configured to receive downlink service data or signaling, and determine, according to the downlink service data or signaling, that a communication connection with the UE needs to be restored.
  • control request information includes: a period adjustment parameter between the UE and the second access device, where the period adjustment parameter between the UE and the second access device is used to represent the UE and the second connection
  • the adjustment of the sleep period between the ingress devices for example, the specific value after the sleep period is adjusted between the UE and the second access device;
  • the control request information may further include The storage status information and/or the data bearer information with the data arrival; wherein the data bearer information with the data arrival includes: a bearer identifier and/or a QoS Class Identifier (QCI); the first access The device may determine, according to the data bearer information that the data arrives, the urgency of the second access device to restore the communication connection with the UE;
  • QCI QoS Class Identifier
  • the processing module 11 is further configured to determine that a communication connection between the third access device and the UE needs to be restored, where the control request information further includes: a period adjustment parameter between the UE and the third access device; The period adjustment parameter between the three access devices is used to characterize the adjustment of the sleep period between the UE and the third access device.
  • the processing module 11 is configured to send the control request information to the first access device by using a direct interface with the first access device; or send the interface through an interface with the intermediate device. Controlling the request information to the first access device;
  • the direct interface may be an X2 interface
  • the interface between the intermediate device and the intermediate device may be an X2 interface or an S1 interface or a customized interface
  • the control request information may be indication information indicating arrival of data or signaling, or wake-up request information for waking up the UE, or DRX control request information for modifying DRX, or paging request information; the control request information includes A cause indication for characterizing the reason for the transmission of the information, such as data arrival, signaling arrival, and the like.
  • the device further includes a second receiving module 13 configured to receive control request acknowledgement information or control request reject information sent by the first access device, where the control request acknowledgement information includes responding to the control request Time, such as: immediately responding to the control request;
  • the control request acknowledgement information and the control request rejection information may further include timing parameter information, where the timing parameter information is used to represent a minimum time interval at which the first access device receives the control request information sent by the second access device again. That is, the second access device cannot send the control request information to the first access device again during the time interval;
  • the control request rejection information may further include a rejection reason, for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • a rejection reason for example, the connection of the first access device with the UE is or is about to be released or deleted or deactivated, or the first access device detects that the radio link of the UE fails.
  • the determining module 81 and the first sending module in the first access device The second sending module 83, the third sending module 84, and the first receiving module 85, the communication module 91, the adjusting module 92, and the feedback module 93 in the UE, the processing module 11 in the second access device,
  • the request module 12 and the second receiving module 13 may each be a central processing unit (CPU) or a digital signal processor (DSP), or a field programmable gate array (FPGA). ) or an integrated circuit (ASIC) implementation.
  • CPU central processing unit
  • DSP digital signal processor
  • FPGA field programmable gate array
  • ASIC integrated circuit
  • the present invention also provides a computer storage medium having stored therein computer executable instructions for performing the above method.
  • each module/unit in the above embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, executing a program stored in the memory by a processor. / instruction to achieve its corresponding function.
  • the invention is not limited to any specific form of combination of hardware and software.
  • the above technical solution extends the life time of the UE without affecting the user service experience.

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Abstract

L'invention concerne un procédé et un appareil de commande de communication. Le procédé comprend : un premier dispositif d'accès détermine qu'une connexion de communication entre un second dispositif d'accès et un équipement utilisateur (UE) a besoin d'être rétablie ; et envoyer des premières informations de commande à l'UE, les premières informations de commande étant utilisées pour ordonner à l'UE de régler un cycle de sommeil entre l'UE et le second dispositif d'accès d'un premier cycle à un second cycle, et le second cycle étant inférieur au premier cycle.
PCT/CN2016/091878 2015-08-26 2016-07-27 Procédé et appareil de commande de communication Ceased WO2017032197A1 (fr)

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