WO2014019131A1 - 链路失败的恢复方法及装置 - Google Patents

链路失败的恢复方法及装置 Download PDF

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Publication number
WO2014019131A1
WO2014019131A1 PCT/CN2012/079403 CN2012079403W WO2014019131A1 WO 2014019131 A1 WO2014019131 A1 WO 2014019131A1 CN 2012079403 W CN2012079403 W CN 2012079403W WO 2014019131 A1 WO2014019131 A1 WO 2014019131A1
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WO
WIPO (PCT)
Prior art keywords
needs
base station
user equipment
failed
secondary cell
Prior art date
Application number
PCT/CN2012/079403
Other languages
English (en)
French (fr)
Inventor
张涛
蔺波
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to KR1020157005369A priority Critical patent/KR101631977B1/ko
Priority to EP12882491.9A priority patent/EP2874460B1/en
Priority to PCT/CN2012/079403 priority patent/WO2014019131A1/zh
Priority to JP2015524581A priority patent/JP5937760B2/ja
Priority to CN201280004510.5A priority patent/CN103703859B/zh
Priority to CN201711119212.1A priority patent/CN107820266B/zh
Publication of WO2014019131A1 publication Critical patent/WO2014019131A1/zh
Priority to US14/609,881 priority patent/US9313820B2/en
Priority to US15/062,768 priority patent/US9781637B2/en
Priority to US15/694,718 priority patent/US10645618B2/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/15—Setup of multiple wireless link connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
    • H04L41/0659—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities
    • H04L41/0661—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities by reconfiguring faulty entities
    • 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
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/04—Arrangements for maintaining operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/305—Handover due to radio link failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/11—Allocation or use of connection identifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/18—Management of setup rejection or failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/19—Connection re-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0093—Point-to-multipoint
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H04W36/00692—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using simultaneous multiple data streams, e.g. cooperative multipoint [CoMP], carrier aggregation [CA] or multiple input multiple output [MIMO]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices

Definitions

  • the present invention relates to the field of communication systems, and in particular, to a method and device for recovering a link failure.
  • a network deployment has been introduced into next-generation wireless networks in which one base station has two different cells, and user equipment can simultaneously connect to two different cells of a base station. At the same time, one of the two cells that are connected with one user equipment is the primary cell, and the other one is the secondary cell.
  • the user equipment may recover from the radio link failure through the re-establishment process, and the process re-establishes the signaling between the user equipment and the base station.
  • the radio bearer (S i gna ng Rad io Bea r er , SRB ) and reactivates the security between the user equipment and the base station.
  • the primary cell and the secondary cell may belong to different base stations.
  • the base station to which the primary cell belongs may be referred to as the primary base station
  • the base station to which the secondary cell belongs may be referred to as the secondary base station.
  • the prior art still reconstructs the signaling radio bearer between the user equipment and the primary base station and reactivates the security between the user equipment and the primary base station.
  • the user equipment and the primary base station may not have failed the wireless link at this time.
  • the signaling radio bearer between the terminal and the primary base station does not need to be reconstructed, and the security between the user equipment and the primary base station is not Re-activation is required, which increases unnecessary information interaction between the user equipment and the primary base station, and wastes network resources.
  • the invention provides a method and a device for recovering a link failure, which avoid unnecessary information interaction between the user equipment and the primary base station, and improve the utilization efficiency of the network resources.
  • the technical solution adopted by the embodiment of the present invention is:
  • a method for recovering a link failure including:
  • the primary base station receives the failure report information sent by the user equipment, where the failure report information is the identifier of the failed secondary cell or the identifier of the failed data radio bearer DRB, and the failed secondary cell is controlled by the secondary base station, and the failed DRB bearer And on a wireless link between the failed secondary cell and the user equipment;
  • the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured;
  • the primary base station sends a first reconfiguration message to the user equipment, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB.
  • Another method for recovering link failures includes:
  • the primary base station receives the failure report information sent by the secondary base station, where the failure report information includes the identifier of the failed user equipment, or the identifier of the failed user equipment and the identifier of the failed secondary cell, or the identifier of the failed user equipment. And the identifier of the failed radio access 7 E-RAB; the primary base station acquires the identifier of the data radio bearer DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured;
  • the primary base station sends a first reconfiguration message to the user equipment, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the user equipment is configured according to the The first reconfiguration message reconfigures the DRB that needs to be reconfigured.
  • Another method for recovering a link failure includes:
  • the user equipment sends the failure report information to the primary base station, where the failure report information is the identifier of the failed secondary cell or the identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station, and the failed DRB is carried by the And obtaining, by the primary base station, the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfiguring the DRB that needs to be reconfigured, according to the wireless link between the failed secondary cell and the user equipment.
  • the failure report information is the identifier of the failed secondary cell or the identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station, and the failed DRB is carried by the And obtaining, by the primary base station, the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfiguring the DRB that needs to be reconfigured, according to the wireless link between the failed secondary cell and the user equipment.
  • the user equipment reconfigures the DRB that needs to be reconfigured according to the reconfiguration message.
  • Another method for recovering link failures includes:
  • the secondary base station sends the failure report information to the primary base station, where the failure report information is the identifier of the failed user equipment, or the identifier of the failed user equipment and the identifier of the failed secondary cell, or the failed user equipment. And identifying the identifier of the failed E-RAB, so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured.
  • a recovery device for link failure comprising:
  • a receiving unit configured to receive the failure report information sent by the user equipment, where the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station, and the failure
  • the DRB is carried on a wireless link between the failed secondary cell and the user equipment
  • An obtaining unit configured to acquire, according to the failure report information, a identifier of a DRB that needs to be reconfigured
  • a configuration unit configured to reconfigure parameters for the DRB that needs to be reconfigured
  • a sending unit configured to send a first reconfiguration message to the user equipment, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB.
  • Another type of link failure recovery device including:
  • a receiving unit configured to receive failure report information sent by the secondary base station, where the failure report information includes an identifier of the failed user equipment;
  • An acquiring unit configured to acquire, according to the failure report information, an identifier of the data radio bearer DRB that needs to be reconfigured, or an identifier of the failed user equipment and an identifier of the failed secondary cell, or the failed user equipment Identifying and identifying the identity of the failed radio access bearer E-RAB;
  • a configuration unit configured to reconfigure parameters for the DRB that needs to be reconfigured
  • a sending unit configured to send, to the user equipment, a first reconfiguration message, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB.
  • Another type of link failure recovery device includes:
  • a sending unit configured to send a failure report information to the primary base station, where the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station, and the failed
  • the DRB is carried on the radio link between the failed secondary cell and the user equipment, so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and re-establishes the DRB that needs to be reconfigured.
  • a receiving unit configured to receive a reconfiguration message sent by the primary base station, where the reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB;
  • Another type of link failure recovery device includes:
  • a sending unit configured to send the failure report information to the primary base station, where the failure report information is an identifier of the failed user equipment, or an identifier of the failed user equipment and an identifier of the failed secondary cell, or the failed
  • the identifier of the user equipment and the identifier of the failed ER AB so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameters for the DRB that needs to be reconfigured.
  • the method and device for recovering the link failure provided by the embodiment of the present invention, first, the primary base station receives the failure report information sent by the user equipment, and obtains the identifier of the DRB that needs to be reconfigured according to the failure report information, and is the DRB that needs to be reconfigured. Reconfiguring the parameters; then the primary base station sends a first reconfiguration message to the user equipment, so that the user equipment reconfigures the failed DRB according to the first reconfiguration message.
  • the radio link failure detected by the user equipment occurs on the link between the user equipment and the secondary base station, the signaling radio bearer between the user equipment and the primary base station is still reconstructed and the user equipment and the primary base station are reactivated.
  • the security between the user equipment and the primary base station may not occur at this time, thereby increasing unnecessary information interaction between the user equipment and the primary base station, and wasting network resources.
  • Method and apparatus provided by embodiments of the present invention It is not necessary to reconstruct the signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station, thereby avoiding unnecessary information interaction between the user equipment and the primary base station, and improving the utilization of network resources. effectiveness. Further, the method and apparatus provided by the embodiments of the present invention can enable the primary base station to more accurately locate the cause of the failure, thereby enabling link failure recovery at a lower cost.
  • FIG. 1 is a flowchart of a method for recovering a link failure according to an embodiment of the present invention
  • FIG. 2 is a flowchart of another method for recovering a link failure according to an embodiment of the present invention
  • FIG. 4 is a flowchart of a method for recovering a link failure according to an embodiment of the present invention
  • FIG. 5 is a flowchart of a link failure recovery device according to an embodiment of the present invention
  • FIG. 6 is a schematic structural diagram of a base station according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of another link failure recovery apparatus according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of another base station according to an embodiment of the present disclosure;
  • FIG. 9 is a schematic structural diagram of another apparatus for recovering a link failure according to an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a user equipment according to an embodiment of the present invention.
  • FIG. 1 is a schematic structural diagram of another apparatus for recovering a link failure according to an embodiment of the present invention
  • FIG. 1 is a schematic structural diagram of another base station according to an embodiment of the present invention.
  • This embodiment provides a method for recovering a link failure. As shown in FIG. 1, the method includes: 1 0 1.
  • the primary base station receives failure report information sent by the user equipment.
  • the failure report information is the identifier of the failed secondary cell or the failed data wireless.
  • the identifier of the DRB, the failed secondary cell is controlled by the secondary base station, and the failed DRB 7 is carried on the wireless link between the failed secondary cell and the user equipment.
  • the primary base station receives the failure reason information sent by the user equipment, where the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, or the random access pilot code reaches the maximum number of retransmissions, or is T 3 1 0 timer expired.
  • the primary base station may further include a failure detection configuration message to the user equipment, where the message may include the RLC uplink maximum retransmission times and the random access guide. And one or more of a maximum number of retransmissions of the frequency code and a timing duration of the T 31 0 timer, so that the user equipment determines the identifier of the failed secondary cell or the failure according to the failed probe configuration message.
  • the ID of the DRB or the specific value of the failure reason message may be included in the user equipment.
  • the user equipment determines that the identifier of the secondary cell is the secondary of the failure.
  • the identifier of the cell, or the user equipment determines that the identifier of the DRB is the identifier of the failed DRB; when the user equipment reaches the maximum number of retransmissions of the random access pilot code on the secondary cell, or reaches
  • the user equipment determines that the identifier of the secondary cell is the identifier of the failed secondary cell, or the user equipment determines that the user equipment is in the user equipment and the secondary cell.
  • the identity of all DRBs on the wireless link between them is the identity of the failed DRB.
  • the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameters for the DRB that needs to be reconfigured.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the DRB that needs to be reconfigured obtained by the primary base station is carried between the failed secondary cell and the user equipment.
  • the identifier of all DRBs on the wireless link; when the failure report information is the identifier of the failed DRB, the identifier of the DRB that needs to be reconfigured obtained by the primary base station is the identifier of the failed DRB.
  • the primary base station acquires, according to the failure report information, an identifier of the secondary cell that needs to be deleted or an identifier of the wireless access 7 that carries the E-RAB that needs to be deleted, where the E-RAB and the DRB correspond to each other.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted that is acquired by the primary base station is the identifier of the failed secondary cell
  • the identifier of the radio access bearer ER AB is the identifier of the E-RAB corresponding to all the DRBs on the radio link between the failed secondary cell and the user equipment; when the failure report information is failed
  • the data radio bears the identifier of the DRB the identifier of the secondary cell that needs to be deleted that is acquired by the primary base station is the identifier of the secondary cell that carries the failed DRB, and the acquired wireless access that needs to be deleted is 7
  • the identifier of the RAB is the identifier of the E-RAB corresponding to the failed DRB.
  • the primary base station when the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, the primary base station reconfigures the RLC uplink maximum retransmission times for the DRB; and when the failure reason information is a random access pilot code.
  • the primary base station When the maximum number of retransmissions is reached, the primary base station reconfigures the maximum number of transmissions of the pilot code for the DRB; when the failure reason information is that the T 310 timer expires, the primary base station reconfigures the T3 for the DRB.
  • the timer duration of the timer when the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, the primary base station reconfigures the RLC uplink maximum retransmission times for the DRB; and when the failure reason information is a random access pilot code.
  • the primary base station sends a first reconfiguration message to the user equipment.
  • the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the user equipment re-relies according to the first reconfiguration message. Configure the DRB that needs to be reconfigured.
  • the first re-configuration message may further include the identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the primary base station sends a second reconfiguration message to the secondary base station, where the second reconfiguration message includes an identifier of the user equipment, so that the secondary base station is configured according to the identifier of the user equipment. Release the resources that serve the user device.
  • the second reconfiguration message may further include the identifier of the secondary cell that needs to be deleted or the identifier of the E-RAB that needs to be deleted, so that the secondary base station is released according to the second reconfiguration message.
  • the secondary cell that needs to be deleted or the ER AB that needs to be deleted is released.
  • a link failure recovery method provided by this embodiment does not need to re-establish the signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station, thereby avoiding the relationship between the user equipment and the primary base station. Unnecessary information interaction improves the utilization efficiency of network resources.
  • This embodiment provides another method for recovering a link failure. As shown in FIG. 2, the method includes:
  • the primary base station receives the failure report information sent by the secondary base station.
  • the failure report information includes an identifier of the failed user equipment.
  • the failure report information may further include an identifier of the failed secondary cell or an identifier of the failed radio access bearer E-RAB.
  • the primary base station may further send a failure detection configuration message to the secondary base station, where the message may include a maximum number of retransmissions of the RLC downlink, and a physical downlink control channel (PDCCH, Physical Downlink Control) for allocating dedicated random access resources.
  • PDCCH Physical Downlink control channel
  • CHannel The maximum number of retransmissions of the command, one of the maximum number of attempts to receive a random access request, the block error rate of the uplink data (BLER, Block Error Rate), or the threshold of the bit error rate (BER) kind or more. So that the secondary base station according to the failure detection configuration message Determining an identifier of the failed user equipment, and an identifier of the failed secondary cell or an identifier of the failed E-RAB.
  • the secondary base station determines the user equipment to which the DRB belongs. An identifier of the failed user equipment, and the secondary base station determines that the identifier of the secondary cell carrying the DRB is the identifier of the failed secondary cell, or the secondary base station determines the ER corresponding to the DRB.
  • the identifier of the AB is the identifier of the failed ER AB; the PDCCH order for allocating the dedicated random access resource sent by the secondary base station to the user equipment reaches the maximum number of retransmissions of the PDCCH order, or the random number sent by the user equipment is received.
  • the secondary base station determines that the identifier of the user equipment is the identifier of the failed user equipment, and the secondary base station determines to send the PDCCH command or The identifier of the secondary cell that receives the random access request is the identifier of the failed secondary cell, or the secondary base station determines that the bearer is located in the All DRB corresponding E-R AB identification on the radio link between the user equipment and the failure of the failure of the secondary cells failed to the E-RAB ID.
  • the primary base station acquires, according to the failure report information, the identifier of the data-receiving DRB that needs to be reconfigured, and reconfigures the parameter for the DRB that needs to be reconfigured.
  • the identifier of the data radio bearer DRB that is acquired by the primary base station and needs to be reconfigured is all the user equipments that are carried in the failure and the auxiliary The identifier of the DRB on the radio link between the base stations; when the failure report information is the identifier of the failed user equipment and the identifier of the failed secondary cell, the data acquired by the primary base station that needs to be reconfigured
  • the identifier of the radio bearer DRB is an identifier of all DRBs carried on the radio link between the failed user equipment and the failed secondary cell; when the failure report information is the identifier of the failed user equipment and When the failed radio access bears the identifier of the ER AB, the identifier of the data radio bearer DRB that needs to be reconfigured by the main base station is the identifier of the DRB corresponding to the failed radio access 7 ER AB.
  • the primary base station acquires, according to the failure report information, an identifier of the secondary cell that needs to be deleted or an identifier of the wireless access 7 that carries the E-RAB that needs to be deleted, where the E-RAB corresponds to the DRB.
  • the identifier of the secondary cell that needs to be deleted that is acquired by the primary base station is an identifier of all secondary cells served by the failed user equipment
  • the identifier of the radio access bearer E-RAB that needs to be deleted is an identifier of the ER AB corresponding to all DRBs carried on the radio link between the secondary base station and the failed user equipment;
  • the identifier of the secondary cell that needs to be deleted that is acquired by the primary base station is the identifier of the failed secondary cell, and the requirement is
  • the identifier of the deleted radio access bearer E-RAB is an identifier of the ER AB corresponding to all DRBs carried on the radio link between the failed user equipment and the failed secondary cell;
  • the primary base station sends a first reconfiguration message to the user equipment.
  • the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the user equipment reconfigures the reconfiguration according to the first reconfiguration message. DRB.
  • the first re-configuration message may further include the identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the primary base station sends a second reconfiguration message to the secondary base station.
  • the second reconfiguration message includes an identifier of the failed user equipment, so that the secondary base station releases the resource served by the failed user equipment according to the second reconfiguration message.
  • the second reconfiguration message further includes an identifier of the secondary cell that needs to be deleted or an identifier of the ER AB that needs to be deleted, so that the secondary base station releases the information according to the second reconfiguration message.
  • the secondary cell that needs to be deleted or the ER AB that needs to be deleted is released.
  • Another link failure recovery method provided in this embodiment does not need to re-establish the signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station, thereby avoiding the user equipment and the primary base station. Unnecessary information interaction improves the utilization efficiency of network resources.
  • This embodiment provides another method for recovering a link failure. As shown in FIG. 3, the method includes:
  • the user equipment sends failure report information to the primary base station.
  • the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio 7
  • the user equipment sends the failure reason information to the primary base station, where the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, or the random access pilot code reaches the maximum number of retransmissions, or is T 310.
  • the timer expires, so that the primary base station reconfigures parameters for the DRB that needs to be reconfigured according to the failure reason information.
  • the user equipment may further include a failure detection configuration message sent by the primary base station, where the message may include the maximum number of retransmissions of the RLC uplink, and the random number. One or more of the maximum number of retransmissions of the access pilot code and the timing duration of the T31 0 timer.
  • the user equipment determines, according to the failure detection configuration message, the identifier of the failed secondary cell or the specific value of the identifier of the failed DRB or the reason for the failure.
  • the user equipment determines that the identifier of the secondary cell is the identifier of the failed secondary cell, or the user equipment determines that the identifier of the DRB is the failed DRB. Identifying, when the user equipment reaches the maximum number of retransmissions of the random access pilot code on the secondary cell, or reaches a timing duration of the T 31 0 timer, the user equipment determines the secondary cell And identifying, by the user equipment, an identifier of all the DRBs on the radio link between the user equipment and the secondary cell as an identifier of the failed DRB.
  • the user equipment receives a reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, and the user equipment reconfigures the leak that needs to be reconfigured according to the reconfiguration message.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the DRB that needs to be reconfigured is all carried on the wireless link between the failed secondary cell and the user equipment.
  • the identifier of the DRB when the failure report information is the identifier of the failed DRB, the identifier of the DRB that needs to be reconfigured is the identifier of the failed DRB.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted is the identifier of the failed secondary cell
  • the failure report information is a failed data radio bearer DRB.
  • the identifier of the secondary cell that needs to be deleted is the identifier of the secondary cell that carries the failed DRB.
  • the user equipment reconfigures the reconfiguration according to the reconfiguration message.
  • the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • Another method for recovering a link failure provided by this embodiment does not need to reconstruct a signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station.
  • the unnecessary information interaction between the user equipment and the primary base station is avoided, and the utilization efficiency of the network resources is improved.
  • This embodiment provides another method for recovering a link failure. As shown in FIG. 4, the method includes:
  • the secondary base station sends the failure report information to the primary base station, so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured.
  • the failure report information is an identifier of the failed user equipment.
  • the failure report information may further include an identifier of the failed secondary cell or an identifier of the failed radio access bearer E-RAB.
  • the secondary base station may further include a failure detection configuration message sent by the primary base station, where the message may include a maximum number of retransmissions of the RLC downlink, and a maximum number of retransmissions of the PDCCH order for allocating the dedicated random access resource.
  • the maximum number of attempts to receive a random access request the block error rate of the uplink data (BLER, B l ock E rr or Ra te ), or the threshold of the bit error rate ( BER , B it E rror Ra te ) Or a variety.
  • the secondary base station determines, according to the failed probe configuration message, an identifier of the failed user equipment, and an identifier of the failed secondary cell or an identifier of the failed E-RAB.
  • the secondary base station determines the user equipment to which the DRB belongs. An identifier of the failed user equipment, and the secondary base station determines that the identifier of the secondary cell carrying the DRB is the identifier of the failed secondary cell, or the secondary base station determines the ER corresponding to the DRB.
  • the identifier of the AB is the identifier of the failed ER AB; the PDCCH order for allocating the dedicated random access resource sent by the secondary base station to the user equipment reaches the maximum number of retransmissions of the PDCCH order, or the random number sent by the user equipment is received.
  • the secondary base station determines that the identifier of the user equipment is the identifier of the failed user equipment, and the secondary base station determines to send the The PDCCH command or the identifier of the secondary cell that receives the random access request is the identifier of the failed secondary cell, or the secondary base station determines the wireless carried between the failed user equipment and the failed secondary cell.
  • the identifier of the ER AB corresponding to all the DRBs on the link is the identifier of the failed E-RAB.
  • the secondary base station receives the reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the failed user equipment.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted or an identifier of the E-RAB that needs to be deleted.
  • the failure report information is the identifier of the failed user equipment
  • the identifier of the secondary cell that needs to be deleted is an identifier of all the secondary cells serving the failed user equipment, and the identifier needs to be deleted.
  • the identifier of the radio access bearer E-RAB is an identifier of the E-RAB corresponding to all the DRBs on the radio link between the secondary base station and the failed user equipment; when the failure report information is When the identifier of the failed user equipment and the identifier of the failed secondary cell are described, the identifier of the secondary cell that needs to be deleted is the identifier of the failed secondary cell, and the wireless access bearer that needs to be deleted is the E-RAB.
  • the identifier of the failed radio access bearer E-RAB is identified, the identifier of the secondary cell that needs to be deleted is the identifier of the secondary cell that carries the failed radio access bearer E-RAB. You need to remove the radio access bearer E-RAB identifier of the E-RAB bearer identity to the wireless access failure.
  • the secondary base station releases, according to the reconfiguration message, a resource that is served by the failed user equipment.
  • the secondary base station may release, according to the identifier of the failed user equipment and the identifier of the secondary cell that needs to be deleted, the secondary cell that needs to be deleted that is served by the failed user equipment, or the auxiliary
  • the base station may release the E-RAB that needs to be deleted according to the identifier of the failed user equipment and the identifier of the radio access bearer E-RAB that needs to be deleted.
  • the rest of the link failure recovery method provided in this embodiment does not need to re-establish the signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station, thereby avoiding the user equipment and the primary base station. Unnecessary information interaction improves the utilization efficiency of network resources.
  • the embodiment provides a link failure recovery device. As shown in FIG. 5, the device includes: a receiving unit 5 1 , an obtaining unit 5 2, a configuration unit 5 3 , and a sending unit 5 4 .
  • the receiving unit 5 1 may be configured to receive the failure report information sent by the user equipment, where the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station,
  • the failed DRB is carried on a wireless link between the failed secondary cell and the user equipment.
  • the receiving unit 5 1 may further be configured to receive the failure reason information sent by the user equipment, where the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, or the random access pilot code reaches the maximum number of retransmissions, or The T 3 1 0 timer expired.
  • the sending unit 54 may further send a failure detection configuration message to the user equipment, where the message may include the maximum number of retransmissions of the RLC uplink, One or more of a maximum number of retransmissions of the random access pilot code and a timing duration of the T 31 0 timer, so that the user equipment determines the identifier of the failed secondary cell according to the failed probe configuration message. Or the specific value of the identifier or failure reason information of the failed DRB.
  • the user equipment determines that the identifier of the secondary cell is the secondary of the failure.
  • the identifier of the cell, or the user equipment determines that the identifier of the DRB is the identifier of the failed DRB; when the user equipment reaches the maximum number of retransmissions of the random access pilot code on the secondary cell, or reaches
  • the user equipment determines that the identifier of the secondary cell is the identifier of the failed secondary cell, or the user equipment determines that the user equipment and the secondary device are carried in the time duration of the T3110 timer. ID of all DRBs on the wireless link between cells The identifier of the failed DRB.
  • the obtaining unit 52 may be configured to obtain, according to the failure report information, an identifier of the DRB that needs to be reconfigured.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the DRB that needs to be reconfigured acquired by the acquiring unit 52 is carried between the failed secondary cell and the user equipment.
  • the identifier of all DRBs on the wireless link; when the failure report information is the identifier of the failed DRB, the identifier of the DRB that needs to be reconfigured acquired by the obtaining unit 52 is the identifier of the failed DRB.
  • the obtaining unit 52 may be further configured to obtain, according to the failure report information, an identifier of the secondary cell that needs to be deleted or an identifier of the wireless access 7 that carries the E-RAB that needs to be deleted, where the E-RAB corresponds to the DRB.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted that is acquired by the acquiring unit 52 is the identifier of the failed secondary cell
  • the acquired The identifier of the radio access bearer E-RAB is the identifier of the E-RAB corresponding to all the DRBs on the radio link between the failed secondary cell and the user equipment
  • the failure report information is The identifier of the secondary cell that needs to be deleted that is acquired by the acquiring unit is the identifier of the secondary cell that carries the failed DRB, and the acquired wireless access bearer that needs to be deleted.
  • the identifier of the E-RAB is the identifier of the E-RAB corresponding to the failed DRB.
  • the configuration unit 5 3 can be used to reconfigure parameters for the DRB that needs to be reconfigured.
  • the configuration unit 53 may be configured to: when the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, reconfigure the RLC uplink maximum retransmission times for the DRB.
  • the configuration unit 53 may be further configured to: when the failure reason information is that the random access pilot code reaches the maximum number of retransmissions, reconfigure the maximum number of transmission times of the pilot code for the DRB.
  • the configuration unit 53 may be further configured to: when the failure reason information is a T31 0 timer expires, reconfigure a timing duration of the T31 0 timer for the DRB.
  • the sending unit 54 may be configured to send, to the user equipment, a first reconfiguration message, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the The user equipment reconfigures the DRB that needs to be reconfigured according to the first reconfiguration message.
  • the first re-configuration message may further include the identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the sending unit 54 may be further configured to send a second reconfiguration message to the secondary base station, where the second reconfiguration message includes an identifier of the user equipment, so that the secondary base station is configured according to the identifier of the user equipment. Release the resources that serve the user device.
  • the second reconfiguration message may further include the identifier of the secondary cell that needs to be deleted or the identifier of the E-RAB that needs to be deleted, so that the secondary base station releases the location according to the second reconfiguration message. Describe the secondary cell that needs to be deleted or release the ER AB that needs to be deleted.
  • the link failure recovery apparatus provided in this embodiment can avoid unnecessary information interaction and improve the utilization efficiency of network resources.
  • the entity of the link failure recovery device may be a base station.
  • the base station includes: a processor 61, an input device 62, an output device 63, and a memory 64.
  • the input device 62 The output device 63 and the memory 64 are connected to the processor 61.
  • the processor 61 includes: a receiving unit 6101, an obtaining unit 6102, a configuring unit 61 03, and a sending unit 6104.
  • the receiving unit 6101 may be configured to receive the failure report information sent by the user equipment, where the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio bearer DRB, where the failed secondary cell is controlled by the secondary base station, where The failed DRB is carried on a wireless link between the failed secondary cell and the user equipment.
  • the receiving unit 6101 may be further configured to receive the failure reason information sent by the user equipment, where the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, or is a random access pilot code. The maximum number of retransmissions is reached, or the T310 timer expires.
  • the obtaining unit 6102 is configured to obtain, according to the failure report information, an identifier of a DRB that needs to be reconfigured.
  • the obtaining unit 6102 may be further configured to obtain, according to the failure report information, an identifier of the secondary cell that needs to be deleted or an identifier of the wireless access 7 that carries the E-RAB that needs to be deleted, where the E-R AB corresponds to the DRB.
  • the configuration unit 6103 can be configured to reconfigure parameters for the DRB that needs to be reconfigured.
  • the configuration unit 6103 may be specifically configured to: when the failure reason information is that the RLC uplink reaches the maximum number of retransmissions, reconfigure the RLC uplink maximum retransmission times for the DRB.
  • the configuration unit 6103 may be further configured to: when the failure reason information is that the random access pilot code reaches the maximum number of retransmissions, reconfigure the maximum number of transmission times of the pilot code for the DRB.
  • the configuration unit 6103 may be further configured to: when the failure reason information is T310 timer timeout, reconfigure the timing duration of the T310 timer for the DRB.
  • the sending unit 6104 may be configured to send a first reconfiguration message to the user equipment, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the The user equipment reconfigures the leak that needs to be reconfigured according to the first reconfiguration message.
  • the first re-configuration message may further include the identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the sending unit 6104 may be further configured to send a second reconfiguration message to the secondary base station, where the second reconfiguration message includes an identifier of the user equipment, so that the secondary base station is configured according to the identifier of the user equipment. Release the resources that serve the user device.
  • the second reconfiguration message may further include the identifier of the secondary cell that needs to be deleted or the identifier of the E-RAB that needs to be deleted, so that the secondary base station releases the location according to the second reconfiguration message. Describe the secondary cell that needs to be deleted or release the ER AB that needs to be deleted.
  • This embodiment provides another recovery device for link failure. As shown in FIG. 7, the device includes: a receiving unit 71, an obtaining unit 72, a configuration unit 73, and a sending unit 74.
  • the receiving unit 71 may be configured to receive failure report information sent by the secondary base station, where the failure report information includes an identifier of the failed user equipment.
  • the failure report information further includes an identifier of the failed secondary cell or an identifier of the failed wireless access bearer E-RAB.
  • the sending unit 64 may send a failure detection configuration message to the secondary base station, where the message may include the maximum number of retransmissions of the RLC downlink, and the physical allocation of the dedicated random access resource.
  • Maximum number of retransmissions of the downlink control channel (PDCCH, Physical Downlink Control Channel) command maximum number of attempts to receive random access requests, block error rate of uplink data (BLER, Block Error Rate), or bit error rate (BER, Bit Error) One or more of the thresholds of Rate ).
  • PDCCH Physical Downlink Control Channel
  • BLER Block Error Rate
  • BER Bit Error
  • the secondary base station determines the user equipment to which the DRB belongs. An identifier of the failed user equipment, and the secondary base station determines that the identifier of the secondary cell carrying the DRB is the identifier of the failed secondary cell, or the secondary base station determines the ER corresponding to the DRB.
  • the identifier of the AB is the identifier of the failed ER AB; the PDCCH order for allocating the dedicated random access resource sent by the secondary base station to the user equipment reaches the maximum number of retransmissions of the PDCCH order, or the random number sent by the user equipment is received.
  • the secondary base station determines that the identifier of the user equipment is the identifier of the failed user equipment, and the secondary base station determines to send the PDCCH command or The identifier of the secondary cell that receives the random access request is the identifier of the failed secondary cell, or the secondary base station determines that the bearer is located in the failed user setting And all DRB on the wireless link between the failure of the corresponding secondary cell identified as the ER AB failed The identity of the E_RAB.
  • the obtaining unit 72 is configured to obtain, according to the failure report information, an identifier of the data radio bearer DRB that needs to be reconfigured, and reconfigure the parameter for the DRB that needs to be reconfigured.
  • the identifier of the data radio bearer DRB that is acquired by the acquiring unit 72 and needs to be reconfigured is all the user equipments that are carried in the failure and the The identifier of the DRB on the wireless link between the secondary base stations; when the failure report information is the identifier of the failed user equipment and the identifier of the failed secondary cell, the acquiring unit 72 needs to be reconfigured.
  • the identifier of the data radio bearer DRB is an identifier of all DRBs carried on the radio link between the failed user equipment and the failed secondary cell; when the failure 4 advertisement information is the failed user
  • the identifier of the device and the identifier of the failed radio access bearer E-RAB the identifier of the data radio bearer DRB that is acquired by the acquiring unit 62 and needs to be reconfigured is corresponding to the failed radio access bearer E-RAB.
  • the ID of the DRB is an identifier of all DRBs carried on the radio link between the failed user equipment and the failed secondary cell; when the failure 4 advertisement information is the failed user
  • the identifier of the device and the identifier of the failed radio access bearer E-RAB the identifier of the data radio bearer DRB that is acquired by the acquiring unit 62 and needs to be reconfigured is corresponding to the failed radio access bearer E-RAB.
  • the ID of the DRB is an identifier of all DRBs carried on the radio link between the failed
  • the obtaining unit 72 may be further configured to obtain, according to the failure report information, an identifier of the secondary cell that needs to be deleted or an identifier of the E-R AB that needs to be deleted.
  • the identifier of the secondary cell that needs to be deleted acquired by the acquiring unit 72 is all the secondary cells serving the failed user equipment.
  • the identifier of the radio access bearer E-RAB that needs to be deleted is an identifier of an ER AB corresponding to all DRBs carried on the radio link between the secondary base station and the failed user equipment;
  • the failure information is the identifier of the failed user equipment and the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted acquired by the acquiring unit 72 is the identifier of the failed secondary cell.
  • the identifier of the radio access bearer E-RAB that needs to be deleted is an identifier of an E-RAB corresponding to all DRBs carried on the radio link between the failed user equipment and the failed secondary cell;
  • the failure report information is the identifier of the failed user equipment and the identifier of the failed wireless access 7 ER AB
  • the identifier of the secondary cell that needs to be deleted acquired by the acquiring unit 62 is a bearer. Failure of Wireless Access Into 7
  • the configuration unit 73 can be configured to reconfigure parameters for the DRB that needs to be reconfigured.
  • the sending unit 74 may be configured to send, to the user equipment, a first reconfiguration message, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the The user equipment reconfigures the DRB that needs to be reconfigured according to the first reconfiguration message. .
  • the first re-configuration message may further include an identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the sending unit 74 may be further configured to send a second reconfiguration message to the secondary base station, where the second reconfiguration message includes an identifier of the failed user equipment, so that the secondary base station is according to the second The reconfiguration message releases the resources served by the failed user equipment.
  • the second reconfiguration message may further include the identifier of the secondary cell that needs to be deleted or the identifier of the E-RAB that needs to be deleted, so that the secondary base station is released according to the second reconfiguration message.
  • the secondary cell that needs to be deleted or the ER AB that needs to be deleted is released.
  • Another link failure recovery device provided in this embodiment can avoid unnecessary signaling and interaction, and improve the utilization efficiency of network resources.
  • the recovery device entity of another link failure may be a base station.
  • the base station includes: a processor 81, an input device 82, an output device 83, and a memory 84.
  • the input device 82 The output device 83 and the memory 84 are connected to the processor 81.
  • the processor 81 may include: a receiving unit 8101, an obtaining unit 8102, a configuring unit 81 03, and a transmitting unit 8104.
  • the receiving unit 8101 is configured to receive failure report information sent by the secondary base station, where the failure report information includes an identifier of the failed user equipment.
  • the failure report information further includes an identifier of the failed secondary cell or a failure.
  • the line access carries the identity of the E-RAB.
  • the sending unit 8104 may send a failure detection configuration message to the secondary base station, where the message may include the maximum number of retransmissions of the RLC downlink, and the physics of allocating the dedicated random access resource.
  • Maximum number of retransmissions of the downlink control channel (PDCCH, Physical Downlink Control Channel) command maximum number of attempts to receive random access requests, block error rate of uplink data (BLER, Block Error Rate), or bit error rate (BER, Bit Error One or more of the thresholds of Rate ).
  • PDCCH Physical Downlink Control Channel
  • BLER Block Error Rate
  • BER Bit Error One or more of the thresholds of Rate
  • the obtaining unit 8102 is configured to obtain, according to the failure report information, an identifier of the data radio bearer DRB that needs to be reconfigured, and reconfigure the parameter for the DRB that needs to be reconfigured.
  • the obtaining unit 8102 may be further configured to obtain, according to the failure report information, an identifier of a secondary cell that needs to be deleted or an identifier of an E-RAB that needs to be deleted.
  • the configuration unit 8103 can be configured to reconfigure parameters for the DRB that needs to be reconfigured.
  • the sending unit 8104 may be configured to send, to the user equipment, a first reconfiguration message, where the first reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the The user equipment reconfigures the leak that needs to be reconfigured according to the first reconfiguration message. .
  • the first re-configuration message may further include an identifier of the secondary cell that needs to be deleted, so that the user equipment releases the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the sending unit 8104 may be further configured to send a second reconfiguration message to the secondary base station, where the second reconfiguration message includes an identifier of the failed user equipment, so that the secondary base station is according to the second The reconfiguration message releases the resources served by the failed user equipment.
  • the second reconfiguration message may further include an identifier of the secondary cell that needs to be deleted or an identifier of the E-RAB that needs to be deleted, so that the secondary base station is configured according to the second reconfiguration.
  • the message releases the secondary cell that needs to be deleted or releases the ER AB that needs to be deleted.
  • the device includes: a sending unit 91, a receiving unit 92, a configuration unit 93, and a releasing unit 94.
  • the sending unit 91 can be configured to send the failure report information to the primary base station.
  • the failure report information is an identifier of the failed secondary cell or an identifier of the failed data radio 7
  • the sending unit 91 may be further configured to send failure reason information to the primary base station.
  • the reason for the failure is that the RLC uplink reaches the maximum number of retransmissions, or the random access pilot code reaches the maximum number of retransmissions, or the T 310 timer expires, so that the primary base station according to the failure reason information is The DRB reconfiguration parameter that needs to be reconfigured.
  • the receiving unit 92 may receive the failure detection configuration message sent by the primary base station, where the message may include the maximum number of retransmissions of the RLC uplink, and the random connection. One or more of the maximum number of retransmissions of the incoming pilot code and the timing duration of the T31 0 timer. And determining, by the user equipment, the identifier of the failed secondary cell or the identifier of the failed DRB or a specific reason for the failure according to the failure detection configuration message.
  • the user equipment determines that the identifier of the secondary cell is the secondary of the failure.
  • the identifier of the cell, or the user equipment determines that the identifier of the DRB is the identifier of the failed DRB; when the user equipment reaches the maximum number of retransmissions of the random access pilot code on the secondary cell, or reaches The user equipment determines that the identifier of the secondary cell is the identifier of the failed secondary cell, or the user equipment determines that the user equipment is in the user equipment and the secondary cell. Identification of all DRBs on the wireless link between The identifier of the failed DRB.
  • the receiving unit 92 is configured to receive a reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the user equipment reconfigures the DRB that needs to be reconfigured according to the reconfiguration message.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the DRB that needs to be reconfigured is all carried on the wireless link between the failed secondary cell and the user equipment.
  • the identifier of the DRB when the failure report information is the identifier of the failed DRB, the identifier of the DRB that needs to be reconfigured is the identifier of the failed DRB.
  • the configuration unit 93 may be configured to reconfigure the failed DRB according to the reconfiguration message.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted is the identifier of the failed secondary cell
  • the failure report information is a failed data radio bearer DRB.
  • the identifier of the secondary cell that needs to be deleted is the identifier of the secondary cell that carries the failed DRB.
  • the releasing unit 94 may be configured to release the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • Another link failure recovery device provided in this embodiment can avoid unnecessary information interaction and improve the utilization efficiency of network resources.
  • the restoring device entity of the link failure may be a user equipment.
  • the user equipment includes: a processor 101, an input device 102, an output device 103, and a memory 104.
  • the device 102, the output device 103, and the memory 104 are connected to the central processing unit 101.
  • the processor 101 may specifically include: a sending unit 10101, a receiving unit 10102, a configuration unit 10103, and a releasing unit 10104.
  • the sending unit 10101 is configured to send failure report information to the primary base station.
  • the failure report information is the identifier of the failed secondary cell or the failed data wireless.
  • the identifier of the DRB, the failed secondary cell is controlled by the secondary base station, and the failed DRB 7 is carried on the wireless link between the failed secondary cell and the user equipment, so that the primary base station Obtaining an identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfiguring the parameter for the DRB that needs to be reconfigured.
  • the sending unit 0101 is further configured to send failure reason information to the primary base station.
  • the reason for the failure is that the RLC uplink reaches the maximum number of retransmissions, or the random access pilot code reaches the maximum number of retransmissions, or the T310 timer expires, so that the primary base station is based on the failure reason information. Describe the DRB reconfiguration parameters that need to be reconfigured.
  • the receiving unit 10102 may receive the failure detection configuration message sent by the primary base station, where the message may include the maximum number of retransmissions of the RLC uplink, and the random connection. One or more of the maximum number of retransmissions of the incoming pilot code and the timing duration of the T310 timer. And determining, by the user equipment, the identifier of the failed secondary cell or the identifier of the failed DRB or a specific reason for the failure according to the failure detection configuration message.
  • the receiving unit 10102 is configured to receive a reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the DRB that needs to be reconfigured and a parameter that is reconfigured for the DRB, so that the user equipment reconfigures the DRB that needs to be reconfigured according to the reconfiguration message.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the DRB that needs to be reconfigured is all carried on the wireless link between the failed secondary cell and the user equipment.
  • the identifier of the DRB when the failure report information is the identifier of the failed DRB, the identifier of the DRB that needs to be reconfigured is the identifier of the failed DRB.
  • the configuration unit 10103 may be configured to reconfigure the failed according to the reconfiguration message.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted.
  • the failure report information is the identifier of the failed secondary cell
  • the identifier of the secondary cell that needs to be deleted is the identifier of the failed secondary cell
  • the failure report information is a failed data radio bearer DRB.
  • the identifier of the secondary cell that needs to be deleted is the identifier of the secondary cell that carries the failed DRB.
  • the releasing unit 10104 may be configured to release the secondary cell that needs to be deleted according to the identifier of the secondary cell that needs to be deleted.
  • the embodiment provides a recovery device for the link failure.
  • the entity of the device may be a base station, and the device includes: a sending unit 111, a receiving unit 112, and a releasing unit 113.
  • the sending unit 111 may be configured to send the failure report information to the primary base station, so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured.
  • the failure report information is an identifier of the failed user equipment.
  • the failure report information may further include an identifier of the failed secondary cell or an identifier of the failed radio access bearer E-RAB.
  • the receiving unit 82 may receive the failed probe configuration message sent by the primary base station, where the message may include the RLC downlink maximum retransmission times and the PDCCH allocated the dedicated random access resource.
  • the maximum number of retransmissions of the command one of the maximum number of attempts to receive a random access request, the block error rate of the uplink data (BLER, Block Error Rate), or the threshold of the bit error rate (BER).
  • BLER Block Error Rate
  • BER bit error rate
  • the secondary base station determines, according to the failed probe configuration message, an identifier of the failed user equipment, and an identifier of the failed secondary cell or an identifier of the failed E-RAB.
  • the secondary base station determines the user equipment to which the DRB belongs.
  • the secondary base station determines, by the secondary base station, that the identifier of the secondary cell carrying the DRB is the identifier of the failed secondary cell, or the secondary Determining, by the eNB, that the identifier of the ER AB corresponding to the DRB is the identifier of the failed ER AB; and the PDCCH command for allocating the dedicated random access resource sent by the secondary base station to the user equipment reaches a maximum retransmission of the PDCCH order The number of times, or the receiving the random access request sent by the user equipment reaches the maximum number of attempts to receive the random access request, the secondary base station determining that the identifier of the user equipment is the identifier of the failed user equipment, and the The secondary base station determines that the identifier of the secondary cell that sends the PDCCH order or receives the random access request is the identifier of the failed secondary cell, or the secondary base station determines that the failed user equipment and the failed The identifier of the ER AB
  • the receiving unit 1 12 may be configured to receive a reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the failed user equipment.
  • the releasing unit 11 3 may be configured to release a resource serving the failed user equipment according to the reconfiguration message.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted or an identifier of the E-RAB that needs to be deleted.
  • the failure report information is the identifier of the failed user equipment
  • the identifier of the secondary cell that needs to be deleted is an identifier of all the secondary cells serving the failed user equipment, and the identifier needs to be deleted.
  • the identifier of the radio access bearer E-RAB is an identifier of the E-RAB corresponding to all the DRBs on the radio link between the secondary base station and the failed user equipment; when the failure report information is When the identifier of the failed user equipment and the identifier of the failed secondary cell are described, the identifier of the secondary cell that needs to be deleted is the identifier of the failed secondary cell, and the wireless access bearer that needs to be deleted is the E-RAB.
  • the releasing unit 113 may be further configured to release, according to the identifier of the failed user equipment and the identifier of the secondary cell that needs to be deleted, the secondary cell that needs to be deleted for the failed user equipment, or
  • the releasing unit 113 may be further configured to release the E-RAB that needs to be deleted according to the identifier of the failed user equipment and the identifier of the radio access bearer E-RAB that needs to be deleted.
  • the other type of link failure recovery apparatus provided in this embodiment can avoid unnecessary information interaction and improve the utilization efficiency of network resources.
  • the recovery device entity of the other link failure provided by this embodiment may be a base station.
  • the base station includes: a processor 121, an input device 122, an output device 123, and a memory 124.
  • the input device 122 The output device 123 and the memory 124 are connected to the processor 121.
  • the processor 121 may specifically include: a sending unit 12101, a receiving unit 12102, and a releasing unit 12103.
  • the sending unit 2101 is configured to send the failure report information to the primary base station, so that the primary base station acquires the identifier of the DRB that needs to be reconfigured according to the failure report information, and reconfigures the parameter for the DRB that needs to be reconfigured.
  • the failure report information is an identifier of the failed user equipment.
  • the failure report information may further include an identifier of the failed secondary cell or an identifier of the failed radio access bearer E-RAB.
  • the receiving unit 12102 may receive the failed probe configuration message sent by the primary base station, where the message may include the RLC downlink maximum retransmission times and the PDCCH allocated the dedicated random access resource.
  • the maximum number of retransmissions of the command one of the maximum number of attempts to receive a random access request, the block error rate of the uplink data (BLER, Block Error Rate), or the threshold of the bit error rate (BER).
  • BLER Block Error Rate
  • BER bit error rate
  • the secondary base station determines, according to the failed probe configuration message, an identifier of the failed user equipment, and an identifier of the failed secondary cell or an identifier of the failed E-RAB.
  • the receiving unit 12102 is configured to receive a reconfiguration message sent by the primary base station.
  • the reconfiguration message includes an identifier of the failed user equipment.
  • the releasing unit 12103 may be configured to release resources serving the failed user equipment according to the reconfiguration message.
  • the reconfiguration message may further include an identifier of the secondary cell that needs to be deleted or an identifier of the E-RAB that needs to be deleted.
  • the releasing unit 12103 may be further configured to release, according to the identifier of the failed user equipment and the identifier of the secondary cell that needs to be deleted, the secondary cell that needs to be deleted for the failed user equipment, or
  • the releasing unit 12103 may be further configured to release the E-RAB that needs to be deleted according to the identifier of the failed user equipment and the identifier of the radio access bearer E-RAB that needs to be deleted.
  • the method and device for recovering the link failure provided by the embodiment of the present invention, first, the primary base station receives the failure report information sent by the user equipment, and obtains the identifier of the DRB that needs to be reconfigured according to the failure report information, and is the DRB that needs to be reconfigured. Reconfiguring the parameters; then the primary base station sends a first reconfiguration message to the user equipment, such that the user equipment reconfigures the failed DRB according to the first reconfiguration message.
  • the radio link failure detected by the user equipment occurs on the link between the user equipment and the secondary base station, the signaling radio bearer between the user equipment and the primary base station is still reconstructed and the user equipment and the primary base station are reactivated.
  • the security between the user equipment and the primary base station may not occur at this time, thereby increasing unnecessary information interaction between the user equipment and the primary base station, and wasting network resources.
  • the method and apparatus provided by the embodiments of the present invention do not need to reconstruct the signaling radio bearer between the user equipment and the primary base station and reactivate the security between the user equipment and the primary base station, thereby avoiding unnecessary information between the user equipment and the primary base station. Interaction improves the utilization efficiency of network resources. Further, the method and apparatus provided by the embodiments of the present invention can enable the primary base station to more accurately locate the cause of the failure, thereby enabling link failure recovery at a lower cost.
  • the link failure recovery apparatus provided by the embodiment of the present invention can implement the method provided above
  • the method and apparatus for recovering link failures provided by the embodiments of the present invention may be applicable to the field of communication systems, but are not limited thereto.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

Abstract

本发明实施例公开了一种链路失败的恢复方法及装置，所述方法包括：先主基站接收用户设备发送的失败报告信息，根据所述失败报告信息获取需要重新配置的DRB的标识并为所述需要重新配置的DRB重新配置参数；然后所述主基站向所述用户设备发送第一重配消息，以使得用户设备根据第一重配消息重新配置失败的DRB。本发明适用于通信系统领域。

Description

链路失败的恢复方法及装置 技术领域
本发明涉及通信系统领域， 特别涉及一种链路失败的恢复方法及装 置。
背景技术
一种网络部署已经被引入到下一代无线网络中，在这种部署中一个基 站有两种不同的小区，用户设备可以同时和一个基站的两个不同的小区保 持连接。 同时和一个用户设备保持连接的两个小区中有一个为主小区， 另 外一个为辅小区。
现有技术中，当用户设备探测到用户设备和主小区之间的链路发生无 线链路失败后， 可以通过重建过程从无线链路失败恢复， 该过程重建了用 户设备和基站间的信令无线承载 （ S i gna l i ng Rad i o Bea r er , SRB ) 并且 重新激活了用户设备和基站间的安全。 在一种新的网络部署中， 主小区和 辅小区也可能属于不同的基站， 主小区所属的基站可以称为主基站， 辅小 区所属的基站可以称为辅基站，当用户设备探测到的无线链路失败是发生 在用户设备和辅基站之间的链路上时，现有技术仍然会重建用户设备和主 基站之间的信令无线承载并且重新激活用户设备和主基站之间的安全，但 是用户设备和主基站此时很可能并没有发生无线链路失败，这种情况下终 端和主基站之间的信令无线承载是不需要重建的，用户设备和主基站之间 的安全也是不需要重新激活的，从而增加了用户设备和主基站之间不必要 的信息交互， 浪费了网络资源。
发明内容
本发明提供一种链路失败的恢复方法及装置，避免了用户设备和主基 站之间不必要的信息交互， 提升了网络资源的利用效率。 本发明实施例采用的技术方案为：
一种链路失败的恢复方法， 包括：
主基站接收用户设备发送的失败报告信息，所述失败报告信息为失败 的辅小区的标识或者失败的数据无线承载 DRB的标识， 所述失败的辅小区 由辅基站控制， 所述失败的 DRB承载于所述失败的辅小区与所述用户设备 之间的无线链路上；
所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并 为所述需要重新配置的 DRB重新配置参数；
所述主基站向所述用户设备发送第一重配消息，所述第一重配消息包 括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
另一种链路失败的恢复方法， 包括：
主基站接收辅基站发送的失败报告信息，所述失败报告信息包括失败 的用户设备的标识，或者所述失败的用户设备的标识和失败的辅小区的标 识，或者所述失败的用户设备的标识和失败的无线接入 7 载 E-RAB的标识； 所述主基站根据所述失败报告信息获取需要重新配置的数据无线承 载 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
所述主基站向所述用户设备发送第一重配消息，所述第一重配消息包 括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数，以使得所 述用户设备根据所述第一重配消息重新配置所述需要重新配置的 DRB。
又一种链路失败的恢复方法， 包括：
用户设备向主基站发送失败报告信息，所述失败报告信息为失败的辅 小区的标识或者失败的数据无线承载 DRB的标识， 所述失败的辅小区由辅 基站控制， 所述失败的 DRB承载于所述失败的辅小区与所述用户设备之间 的无线链路上，以使得所述主基站根据所述失败报告信息获取需要重新配 置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
所述用户设备接收所述主基站发送的重配消息，所述重配消息包括所 述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数；
所述用户设备根据所述重配消息重新配置所述需要重新配置的 DRB。 再一种链路失败的恢复方法， 包括：
辅基站向主基站发送失败报告信息，所述失败报告信息为失败的用户 设备的标识， 或者为所述失败的用户设备的标识和失败的辅小区的标识， 或者为所述失败的用户设备的标识和失败的 E-RAB的标识， 以使得所述主 基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要 重新配置的 DRB重新配置参数。
一种链路失败的恢复装置， 包括：
接收单元， 用于接收用户设备发送的失败报告信息， 所述失败报告信 息为失败的辅小区的标识或者失败的数据无线承载 DRB的标识， 所述失败 的辅小区由辅基站控制， 所述失败的 DRB承载于所述失败的辅小区与所述 用户设备之间的无线链路上；
获取单元， 用于根据所述失败报告信息获取需要重新配置的 DRB的标 识
配置单元， 用于为所述需要重新配置的 DRB重新配置参数；
发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重配消 息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
另一种链路失败的恢复装置， 包括：
接收单元， 用于接收辅基站发送的失败报告信息， 所述失败报告信息 包括失败的用户设备的标识；
获取单元，用于根据所述失败报告信息获取所述需要重新配置的数据 无线承载 DRB的标识， 或者所述失败的用户设备的标识和失败的辅小区的 标识， 或者所述失败的用户设备的标识和失败的无线接入承载 E-RAB的标 识；
配置单元， 用于为所述需要重新配置的 DRB重新配置参数； 发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重配消 息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
又一种链路失败的恢复装置， 包括：
发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息为失 败的辅小区的标识或者失败的数据无线承载 DRB的标识， 所述失败的辅小 区由辅基站控制， 所述失败的 DRB承载于所述失败的辅小区与用户设备之 间的无线链路上，以使得所述主基站根据所述失败报告信息获取需要重新 配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
接收单元， 用于接收所述主基站发送的重配消息， 所述重配消息包括 所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数；
配置单元，用于根据所述重配消息重新配置所述需要重新配置的 DRB。 再一种链路失败的恢复装置， 包括：
发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息为失 败的用户设备的标识，或者为所述失败的用户设备的标识和失败的辅小区 的标识， 或者为所述失败的用户设备的标识和失败的 E-R AB的标识， 以使 得所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为 所述需要重新配置的 DRB重新配置参数。
本发明实施例提供的链路失败的恢复方法及装置，首先主基站接收用 户设备发送的失败报告信息，根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数； 然后所述主基站 向所述用户设备发送第一重配消息，以使得用户设备根据第一重配消息重 新配置失败的 DRB。 目前当用户设备探测到的无线链路失败是发生在用户 设备和辅基站之间的链路上时，仍然会重建用户设备和主基站之间的信令 无线承载并且重新激活用户设备和主基站之间的安全，但是用户设备和主 基站此时很可能并没有发生无线链路失败，从而增加了用户设备和主基站 之间不必要的信息交互， 浪费了网络资源。 本发明实施例提供的方法及装 置不需要重建用户设备和主基站之间的信令无线承载并且重新激活用户 设备和主基站之间的安全，避免了用户设备和主基站之间不必要的信息交 互， 提升了网络资源的利用效率。 进一步地， 本发明实施例提供的方法及 装置可以使得主基站更加准确的定位失败原因，从而能够以更小的代价实 现链路失败恢复。
附图说明
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例或现 有技术描述中所需要使用的附图作筒单地介绍， 显而易见地， 下面描述中 的附图仅仅是本发明的一些实施例， 对于本领域普通技术人员来讲， 在不 付出创造性劳动的前提下， 还可以根据这些附图获得其它的附图。
图 1为本发明实施例提供的一种链路失败的恢复方法流程图； 图 2为本发明实施例提供的另一种链路失败的恢复方法流程图； 图 3为本发明实施例提供的又一种链路失败的恢复方法流程图； 图 4为本发明实施例提供的再一种链路失败的恢复方法流程图； 图 5为本发明实施例提供的一种链路失败的恢复装置结构示意图； 图 6为本发明实施例提供的一种基站的结构示意图；
图 7为本发明实施例提供的另一种链路失败的恢复装置结构示意图； 图 8为本发明实施例提供的另一种基站的结构示意图；
图 9为本发明实施例提供的又一种链路失败的恢复装置结构示意图； 图 1 0为本发明实施例提供的一种用户设备的结构示意图；
图 1 1为本发明实施例提供的再一种链路失败的恢复装置结构示意图； 图 1 2为本发明实施例提供的再一种基站的结构示意图。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进 行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例， 而不是全部的实施例。基于本发明中的实施例， 本领域普通技术人员在没 有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的 范围。
为使本发明技术方案的优点更加清楚，下面结合附图和实施例对本发 明作详细说明。
本实施例提供一种链路失败的恢复方法， 如图 1所示， 所述方法包括： 1 0 1、 主基站接收用户设备发送的失败报告信息。
其中，所述失败报告信息为失败的辅小区的标识或者失败的数据无线
7|载 DRB的标识， 所述失败的辅小区由辅基站控制， 所述失败的 DRB7|载于 所述失败的辅小区与所述用户设备之间的无线链路上。
可选地， 所述主基站接收用户设备发送的失败原因信息， 所述失败原 因信息为 RLC上行达到最大重传次数，或者为随机接入导频码达到最大重 传次数， 或者为 T 3 1 0定时器超时。
可选地，步骤 1 01之前或者主基站接收用户设备发送的失败原因信息 之前还可以包括主基站向用户设备发送失败探测配置消息，该消息具体可 以包括 RLC 上行最大重传次数、 随机接入导频码的最大重传次数、 T 31 0 定时器的定时时长中的一种或多种，以使得所述用户设备根据所述失败探 测配置消息确定所述失败的辅小区的标识或者所述失败的 DRB 的标识或 者失败原因消息的具体取值。
具体地， 当承载在所述用户设备和辅小区之间的无线链路上的 DRB 达到所述 RLC上行最大重传次数，则所述用户设备确定所述辅小区的标识 为所述失败的辅小区的标识，或者所述用户设备确定所述 DRB的标识为所 述失败的 DRB的标识； 当所述用户设备在辅小区上达到所述随机接入导频 码的最大重传次数， 或者达到所述 T 31 0定时器的定时时长， 则所述用户 设备确定所述辅小区的标识为所述失败的辅小区的标识，或者所述用户设 备确定承载在所述用户设备和所述辅小区之间的无线链路上的所有 DRB 的标识为所述失败的 DRB的标识。 102、所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标 识并为所述需要重新配置的 DRB重新配置参数。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述主基站 获取的所述需要重新配置的 DRB的标识为承载于所述失败的辅小区与所述 用户设备之间的无线链路上的所有 DRB的标识； 当所述失败报告信息为失 败的 DRB的标识时，所述主基站获取的所述需要重新配置的 DRB的标识为所 述失败的 DRB的标识。
可选地，所述主基站根据所述失败报告信息获取需要删除的辅小区的 标识或者需要删除的无线接入 7 载 E-RAB的标识， 所述 E-RAB与 DRB——对 应。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述主基站 获取的所述需要删除的辅小区的标识为所述失败的辅小区的标识，获取的 所述需要删除的无线接入承载 E-R AB的标识为承载于所述失败的辅小区与 所述用户设备之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当所述 失败报告信息为失败的数据无线承载 DRB的标识时， 所述主基站获取的所 述需要删除的辅小区的标识为承载所述失败的 DRB的辅小区的标识， 获取 的所述需要删除的无线接入 7 载 E-RAB的标识为所述失败的 DRB所对应的 E-RAB的标识。
可选地， 当所述失败原因信息为 RLC上行达到最大重传次数时， 所述 主基站为所述 DRB重新配置 RLC上行最大重传次数； 当所述失败原因信息为 随机接入导频码达到最大重传次数时， 所述主基站为所述 DRB重新配置导 频码最大传输次数； 当所述失败原因信息为 T 310定时器超时， 所述主基站 为所述 D R B重新配置 T 31 0定时器的定时时长。
103、 所述主基站向所述用户设备发送第一重配消息。
其中， 所述第一重配消息包括所述需要重新配置的 DRB的标识和为所 述 DRB重新配置的参数， 以使得所述用户设备根据所述第一重配消息重新 配置所述需要重新配置的 DRB。
可选地， 所述第一重配消息还可以包括所述需要删除的辅小区的标 识，以使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
104、 可选地， 所述主基站向所述辅基站发送第二重配消息， 所述第 二重配消息包括所述用户设备的标识，以使得所述辅基站根据所述用户设 备的标识释放为所述用户设备服务的资源。
可选地，所述第二重配消息还可以包括所述需要删除的辅小区的标识 或者所述需要删除的 E-RAB的标识， 以使得所述辅基站根据所述第二重配 消息释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。
本实施例提供的一种链路失败的恢复方法不需要重建用户设备和主 基站之间的信令无线承载并且重新激活用户设备和主基站之间的安全，避 免了用户设备和主基站之间不必要的信息交互，提升了网络资源的利用效 率。
本实施例提供另一种链路失败的恢复方法， 如图 2所示， 所述方法包 括：
201、 主基站接收辅基站发送的失败报告信息。
其中， 所述失败报告信息包括失败的用户设备的标识。
可选地，所述失败报告信息还可以包括失败的辅小区的标识或者失败 的无线接入承载 E-RAB的标识。
可选地， 步骤 201之前还可以包括主基站向辅基站发送失败探测配置 消息， 该消息具体可以包括 RLC下行最大重传次数、 分配专用随机接入资 源的物理下行控制信道 （ PDCCH, Physical Downlink Control CHannel ) 命令的最大重传次数， 接收随机接入请求的最大尝试次数、 上行数据的误 块率 ( BLER, Block Error Rate ) 或者误码率 ( BER, Bit Error Rate ) 的门限值中的一种或多种。以使得所述辅基站根据所述失败探测配置消息 确定所述失败的用户设备的标识，以及所述失败的辅小区的标识或者所述 失败的 E-RAB的标识。
具体地， 当所述辅基站承载的 DRB达到所述 RLC下行最大重传次数， 或 者达到所述上行数据的 BLER或者 BER的门限值，则所述辅基站确定所述 DRB 所属的用户设备的标识为所述失败的用户设备的标识，以及所述辅基站确 定 7 载所述 DRB的辅小区的标识为所述失败的辅小区的标识， 或者所述辅 基站确定所述 DRB所对应的 E-R AB的标识为所述失败的 E-R AB的标识； 当所 述辅基站向用户设备发送的分配专用随机接入资源的 PDCCH命令达到所述 PDCCH命令的最大重传次数， 或者接收用户设备发送的随机接入请求达到 所述接收随机接入请求的最大尝试次数，则所述辅基站确定所述用户设备 的标识为所述失败的用户设备的标识， 以及所述辅基站确定发送所述 PDCCH命令或者接收所述随机接入请求的辅小区的标识为所述失败的辅小 区的标识，或者所述辅基站确定承载在所述失败的用户设备和所述失败的 辅小区之间的无线链路上的所有 DRB所对应的 E-R AB的标识为所述失败的 E-RAB的标识。
202、 所述主基站根据所述失败报告信息获取需要重新配置的数据无 线承载 DRB的标识并为所述需要重新配置的 DRB重新配置参数。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 主基站获取的需要重新配置的数据无线承载 DRB的标识为所有承载于所述 失败的用户设备和所述辅基站之间的无线链路上的 DRB的标识； 当所述失 败报告信息为所述失败的用户设备的标识和所述失败的辅小区的标识时， 所述主基站获取的需要重新配置的数据无线承载 DRB的标识为所有承载于 所述失败的用户设备和所述失败的辅小区之间的无线链路上的 DRB的标 识； 当所述失败报告信息为所述失败的用户设备的标识和所述失败的无线 接入承载 E-R AB的标识时， 所述主基站获取的需要重新配置的数据无线承 载 DRB的标识为所述失败的无线接入 7 载 E-R AB对应的 DRB的标识。 可选地，所述主基站根据所述失败报告信息获取需要删除的辅小区的 标识或者需要删除的无线接入 7 载 E-RAB的标识， 所述 E-RAB与 DRB——对 应。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 主基站获取的所述需要删除的辅小区的标识为所述失败的用户设备服务 的所有辅小区的标识， 所述需要删除的无线接入承载 E-RAB的标识为承载 于所述辅基站与所述失败的用户设备之间的无线链路上的所有 DRB所对应 的 E-R AB的标识； 当所述失败 告信息为所述失败的用户设备的标识和所 述失败的辅小区的标识时，所述主基站获取的所述需要删除的辅小区的标 识为所述失败的辅小区的标识， 所述需要删除的无线接入承载 E-RAB的标 识为承载于所述失败的用户设备和所述失败的辅小区之间的无线链路上 的所有 DRB所对应的 E-R AB的标识； 当所述失败 4艮告信息为所述失败的用户 设备的标识和所述失败的无线接入承载 E-RAB的标识时， 所述主基站获取 的所述需要删除的辅小区的标识为承载所述失败的无线接入承载 E-R AB的 辅小区的标识， 所述需要删除的无线接入承载 E-R AB的标识为所述失败的 无线接入承载 E-RAB的标识。
203、 所述主基站向所述用户设备发送第一重配消息。
其中， 所述第一重配消息包括所述需要重新配置的 DRB的标识和为所 述 DRB重新配置的参数， 以使得所述用户设备根据所述第一重配消息重新 配置所述需要重新配置的 DRB。
可选地， 所述第一重配消息还可以包括所述需要删除的辅小区的标 识，以使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
204、 可选地， 所述主基站向所述辅基站发送第二重配消息。
其中， 所述第二重配消息包括所述失败的用户设备的标识， 以使得所 述辅基站根据所述第二重配消息释放为所述失败的用户设备服务的资源。 可选地，所述第二重配消息还包括所述需要删除的辅小区的标识或者 所述需要删除的 E-R AB的标识， 以使得所述辅基站根据所述第二重配消息 释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。
本实施例提供的另一种链路失败的恢复方法不需要重建用户设备和 主基站之间的信令无线承载并且重新激活用户设备和主基站之间的安全， 避免了用户设备和主基站之间不必要的信息交互，提升了网络资源的利用 效率。
本实施例提供又一种链路失败的恢复方法， 如图 3所示， 所述方法包 括：
301、 用户设备向主基站发送失败报告信息。
其中，所述失败报告信息为失败的辅小区的标识或者失败的数据无线 7|载 DRB的标识， 所述失败的辅小区由辅基站控制， 所述失败的 DRB7|载于 所述失败的辅小区与所述用户设备之间的无线链路上，以使得所述主基站 根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新 配置的 DRB重新配置参数。
可选地， 所述用户设备向所述主基站发送失败原因信息， 所述失败原 因信息为 RLC上行达到最大重传次数，或者为随机接入导频码达到最大重 传次数， 或者为 T 310定时器超时， 以使得所述主基站根据所述失败原因 信息为所述需要重新配置的 DRB重新配置参数。
可选地，步骤 301或者所述用户设备向所述主基站发送失败原因信息 之前， 还可以包括用户设备接收主基站发送的失败探测配置消息， 该消息 具体可以包括 RLC上行最大重传次数、 随机接入导频码的最大重传次数、 T31 0 定时器的定时时长中的一种或多种。 所述用户设备根据所述失败探 测配置消息确定所述失败的辅小区的标识或者所述失败的 DRB 的标识或 者失败原因的具体取值。
具体地， 当承载在所述用户设备和辅小区之间的无线链路上的 DRB达 到所述 RLC上行最大重传次数， 则所述用户设备确定所述辅小区的标识为 所述失败的辅小区的标识， 或者所述用户设备确定所述 DRB的标识为所述 失败的 DRB的标识； 当所述用户设备在辅小区上达到所述随机接入导频码 的最大重传次数， 或者达到所述 T 31 0定时器的定时时长， 则所述用户设备 确定所述辅小区的标识为所述失败的辅小区的标识，或者所述用户设备确 定承载在所述用户设备和所述辅小区之间的无线链路上的所有 DRB的标识 为所述失败的 DRB的标识。
302、 所述用户设备接收所述主基站发送的重配消息。
其中，所述重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB 重新配置的参数，所述用户设备根据所述重配消息重新配置所述需要重新 配置的漏。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要重 新配置的 DRB的标识为承载于所述失败的辅小区与所述用户设备之间的无 线链路上的所有 DRB的标识； 当所述失败报告信息为失败的 DRB的标识时， 所述需要重新配置的 DRB的标识为所述失败的 DRB的标识。
可选地， 重配消息还可以包括所述需要删除的辅小区的标识。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要删 除的辅小区的标识为所述失败的辅小区的标识， 当所述失败报告信息为失 败的数据无线承载 D R B的标识时， 所述需要删除的辅小区的标识为承载所 述失败的 DRB的辅小区的标识。
303、 所述用户设备根据所述重配消息重新配置所述需要重新配置的
DRB。
可选地，所述用户设备根据所述需要删除的辅小区的标识释放所述需 要删除的辅小区。
本实施例提供的又一种链路失败的恢复方法不需要重建用户设备和 主基站之间的信令无线承载并且重新激活用户设备和主基站之间的安全， 避免了用户设备和主基站之间不必要的信息交互，提升了网络资源的利用 效率。
本实施例提供再一种链路失败的恢复方法， 如图 4所示， 所述方法包 括：
401、 辅基站向主基站发送失败报告信息， 以使得所述主基站根据所 述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数。
其中， 所述失败报告信息为失败的用户设备的标识。
可选地，所述失败报告信息还可以包括失败的辅小区的标识或者失败 的无线接入承载 E-RAB的标识。
可选地， 步骤 4 01之前还可以包括辅基站接收主基站发送的失败探测 配置消息， 该消息具体可以包括 RLC下行最大重传次数、 分配专用随机接 入资源的 PDCCH命令的最大重传次数，接收随机接入请求的最大尝试次数、 上行数据的误块率（ BLER , B l ock E r r or Ra t e )或者误码率（ BER , B i t E r r o r Ra t e )的门限值中的一种或多种。 所述辅基站根据所述失败探测配置消息 确定所述失败的用户设备的标识，以及所述失败的辅小区的标识或者所述 失败的 E-RAB的标识。
具体地， 当所述辅基站承载的 DRB达到所述 RLC下行最大重传次数， 或 者达到所述上行数据的 BLER或者 BER的门限值，则所述辅基站确定所述 DRB 所属的用户设备的标识为所述失败的用户设备的标识，以及所述辅基站确 定 7 载所述 DRB的辅小区的标识为所述失败的辅小区的标识， 或者所述辅 基站确定所述 DRB所对应的 E-R AB的标识为所述失败的 E-R AB的标识； 当所 述辅基站向用户设备发送的分配专用随机接入资源的 PDCCH命令达到所述 PDCCH命令的最大重传次数， 或者接收用户设备发送的随机接入请求达到 所述接收随机接入请求的最大尝试次数，则所述辅基站确定所述用户设备 的标识为所述失败的用户设备的标识， 以及所述辅基站确定发送所述 PDCCH命令或者接收所述随机接入请求的辅小区的标识为所述失败的辅小 区的标识，或者所述辅基站确定承载在所述失败的用户设备和所述失败的 辅小区之间的无线链路上的所有 DRB所对应的 E-R AB的标识为所述失败的 E-RAB的标识。
402、 可选地， 辅基站接收所述主基站发送的重配消息。
其中， 所述重配消息包括失败的用户设备的标识。
可选地，所述重配消息还可以包括需要删除的辅小区的标识或者需要 删除的 E-RAB的标识。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 需要删除的辅小区的标识为为所述失败的用户设备服务的所有辅小区的 标识， 所述需要删除的无线接入承载 E-RAB的标识为承载于所述辅基站与 所述失败的用户设备之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当所述失败报告信息为所述失败的用户设备的标识和所述失败的辅小区 的标识时， 所述需要删除的辅小区的标识为所述失败的辅小区的标识， 所 述需要删除的无线接入承载 E-RAB的标识为承载于所述失败的用户设备和 所述失败的辅小区之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当 所述失败报告信息为所述失败的用户设备的标识和所述失败的无线接入 承载 E-RAB的标识时， 所述需要删除的辅小区的标识为承载所述失败的无 线接入承载 E-RAB的辅小区的标识， 所述需要删除的无线接入承载 E-RAB 的标识为所述失败的无线接入承载 E-RAB的标识。
403、 可选地， 所述辅基站根据所述重配消息释放为所述失败的用户 设备服务的资源。
可选地，所述辅基站可以根据所述失败的用户设备的标识和所述需要 删除的辅小区的标识释放为所述失败的用户设备服务的所述需要删除的 辅小区，或者所述辅基站可以根据所述失败的用户设备的标识和所述需要 删除的无线接入承载 E-RAB的标识释放所述需要删除的 E-RAB。 本实施例提供的再一种链路失败的恢复方法不需要重建用户设备和 主基站之间的信令无线承载并且重新激活用户设备和主基站之间的安全， 避免了用户设备和主基站之间不必要的信息交互，提升了网络资源的利用 效率。
本实施例提供一种链路失败的恢复装置， 如图 5所示， 所述装置包括： 接收单元 5 1、 获取单元 5 2、 配置单元 5 3、 发送单元 5 4。
接收单元 5 1 , 可以用于接收用户设备发送的失败报告信息， 所述失败 报告信息为失败的辅小区的标识或者失败的数据无线承载 DRB的标识， 所 述失败的辅小区由辅基站控制， 所述失败的 DRB承载于所述失败的辅小区 与所述用户设备之间的无线链路上。
所述接收单元 5 1 , 还可以用于接收用户设备发送的失败原因信息， 所述失败原因信息为 RLC上行达到最大重传次数，或者为随机接入导频码 达到最大重传次数， 或者为 T 3 1 0定时器超时。
可选地， 在接收单元 5 1接收用户设备发送的失败报告信息或者失败 原因信息之前， 发送单元 5 4还可以向用户设备发送失败探测配置消息， 该消息具体可以包括 RLC上行最大重传次数、随机接入导频码的最大重传 次数、 T 31 0 定时器的定时时长中的一种或多种， 以使得所述用户设备根 据所述失败探测配置消息确定所述失败的辅小区的标识或者所述失败的 DRB的标识或者失败原因信息的具体取值。
具体地， 当承载在所述用户设备和辅小区之间的无线链路上的 DRB达 到所述 RLC上行最大重传次数， 则所述用户设备确定所述辅小区的标识为 所述失败的辅小区的标识， 或者所述用户设备确定所述 DRB的标识为所述 失败的 DRB的标识； 当所述用户设备在辅小区上达到所述随机接入导频码 的最大重传次数， 或者达到所述 T 3 1 0定时器的定时时长， 则所述用户设备 确定所述辅小区的标识为所述失败的辅小区的标识，或者所述用户设备确 定承载在所述用户设备和所述辅小区之间的无线链路上的所有 DRB的标识 为所述失败的 DRB的标识。
获取单元 52 , 可以用于根据所述失败报告信息获取需要重新配置的 DRB的标识。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述获取单 元 52获取的所述需要重新配置的 DRB的标识为承载于所述失败的辅小区与 所述用户设备之间的无线链路上的所有 DRB的标识； 当所述失败报告信息 为失败的 DRB的标识时， 所述获取单元 52获取的所述需要重新配置的 DRB 的标识为所述失败的 DRB的标识。
所述获取单元 52 ,还可以用于根据所述失败报告信息获取需要删除的 辅小区的标识或者需要删除的无线接入 7 载 E-RAB的标识， 所述 E-RAB与 DRB 对应。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述获取单 元 52获取的所述需要删除的辅小区的标识为所述失败的辅小区的标识，获 取的所述需要删除的无线接入承载 E-RAB的标识为承载于所述失败的辅小 区与所述用户设备之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当 所述失败报告信息为失败的数据无线承载 DRB的标识时， 所述获取单元 52 获取的所述需要删除的辅小区的标识为承载所述失败的 DRB的辅小区的标 识， 获取的所述需要删除的无线接入承载 E-RAB的标识为所述失败的 DRB 所对应的 E-RAB的标识。
配置单元 5 3 , 可以用于为所述需要重新配置的 DRB重新配置参数。 所述配置单元 5 3 , 具体可以用于当所述失败原因信息为 RLC上行达到 最大重传次数时， 为所述 DRB重新配置 RLC上行最大重传次数。
所述配置单元 5 3 ,具体还可以用于当所述失败原因信息为随机接入导 频码达到最大重传次数时， 为所述 DRB重新配置导频码最大传输次数。
所述配置单元 5 3 ,具体还可以用于当所述失败原因信息为 T31 0定时器 超时， 为所述 DRB重新配置 T31 0定时器的定时时长。 发送单元 54 , 可以用于向所述用户设备发送第一重配消息， 所述第一 重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参 数，以使得所述用户设备根据所述第一重配消息重新配置所述需要重新配 置的 DRB。
可选地， 所述第一重配消息还可以包括所述需要删除的辅小区的标 识，以使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
所述发送单元 54 , 还可以用于向所述辅基站发送第二重配消息， 所述 第二重配消息包括所述用户设备的标识，以使得所述辅基站根据所述用户 设备的标识释放为所述用户设备服务的资源。
其中，所述第二重配消息还可以包括所述需要删除的的辅小区的标识 或者所述需要删除的 E-RAB的标识， 以使得所述辅基站根据所述第二重配 消息释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。
本实施例提供的一种链路失败的恢复装置可以避免不必要的信息交 互， 提升了网络资源的利用效率。
本实施例提供的一种链路失败的恢复装置的实体可以为基站， 如图 6 所示， 所述基站包括： 处理器 61、 输入设备 62、 输出设备 63、 存储器 64 , 所述输入设备 62、 输出设备 63、 存储器 64与所述处理器 61连接。
所述处理器 61包括： 接收单元 6101、 获取单元 6102、 配置单元 61 03、 发送单元 6104。
接收单元 6101 , 可以用于接收用户设备发送的失败报告信息， 所述失 败报告信息为失败的辅小区的标识或者失败的数据无线承载 DRB的标识， 所述失败的辅小区由辅基站控制， 所述失败的 DRB承载于所述失败的辅小 区与所述用户设备之间的无线链路上。
所述接收单元 6101 , 还可以用于接收用户设备发送的失败原因信息， 所述失败原因信息为 RLC上行达到最大重传次数，或者为随机接入导频码 达到最大重传次数， 或者为 T310定时器超时。
获取单元 6102,可以用于根据所述失败报告信息获取需要重新配置的 DRB的标识。
所述获取单元 6102,还可以用于根据所述失败报告信息获取需要删除 的辅小区的标识或者需要删除的无线接入 7 载 E-RAB的标识， 所述 E-R AB 与 DRB 对应。
配置单元 6103, 可以用于为所述需要重新配置的 DRB重新配置参数。 所述配置单元 6103, 具体可以用于当所述失败原因信息为 RLC上行达 到最大重传次数时， 为所述 DRB重新配置 RLC上行最大重传次数。
所述配置单元 6103,具体还可以用于当所述失败原因信息为随机接入 导频码达到最大重传次数时， 为所述 DRB重新配置导频码最大传输次数。
所述配置单元 6103,具体还可以用于当所述失败原因信息为 T310定时 器超时， 为所述 DRB重新配置 T310定时器的定时时长。
发送单元 6104, 可以用于向所述用户设备发送第一重配消息， 所述第 一重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的 参数，以使得所述用户设备根据所述第一重配消息重新配置所述需要重新 配置的漏。
可选地， 所述第一重配消息还可以包括所述需要删除的辅小区的标 识，以使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
所述发送单元 6104, 还可以用于向所述辅基站发送第二重配消息， 所 述第二重配消息包括所述用户设备的标识，以使得所述辅基站根据所述用 户设备的标识释放为所述用户设备服务的资源。
其中，所述第二重配消息还可以包括所述需要删除的的辅小区的标识 或者所述需要删除的 E-RAB的标识， 以使得所述辅基站根据所述第二重配 消息释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。 本实施例提供另一种链路失败的恢复装置， 如图 7所示， 所述装置包 括： 接收单元 71、 获取单元 72、 配置单元 73、 发送单元 74。
接收单元 71, 可以用于接收辅基站发送的失败报告信息， 所述失败报 告信息包括失败的用户设备的标识。
可选地，所述失败报告信息还包括失败的辅小区的标识或者失败的无 线接入承载 E-RAB的标识。
可选地， 接收单元 71接收辅基站发送的失败报告信息之前， 发送单元 64可以向辅基站发送失败探测配置消息， 该消息具体可以包括 RLC下行最 大重传次数、 分配专用随机接入资源的物理下行控制信道 （ PDCCH, Physical Downlink Control Channel ) 命令的最大重传次数， 接收随机 接入请求的最大尝试次数、 上行数据的误块率（ BLER, Block Error Rate ) 或者误码率 （BER, Bit Error Rate ) 的门限值中的一种或多种。 以使得 所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标识， 以及所述失败的辅小区的标识或者所述失败的 E-RAB的标识。
具体地， 当所述辅基站承载的 DRB达到所述 RLC下行最大重传次数， 或 者达到所述上行数据的 BLER或者 BER的门限值，则所述辅基站确定所述 DRB 所属的用户设备的标识为所述失败的用户设备的标识，以及所述辅基站确 定 7 载所述 DRB的辅小区的标识为所述失败的辅小区的标识， 或者所述辅 基站确定所述 DRB所对应的 E-R AB的标识为所述失败的 E-R AB的标识； 当所 述辅基站向用户设备发送的分配专用随机接入资源的 PDCCH命令达到所述 PDCCH命令的最大重传次数， 或者接收用户设备发送的随机接入请求达到 所述接收随机接入请求的最大尝试次数，则所述辅基站确定所述用户设备 的标识为所述失败的用户设备的标识， 以及所述辅基站确定发送所述 PDCCH命令或者接收所述随机接入请求的辅小区的标识为所述失败的辅小 区的标识，或者所述辅基站确定承载在所述失败的用户设备和所述失败的 辅小区之间的无线链路上的所有 DRB所对应的 E-R AB的标识为所述失败的 E_RAB的标识。
获取单元 72 ,可以用于根据所述失败报告信息获取需要重新配置的数 据无线承载 DRB的标识并为所述需要重新配置的 DRB重新配置参数。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 获取单元 72获取的需要重新配置的数据无线承载 DRB的标识为所有承载于 所述失败的用户设备和所述辅基站之间的无线链路上的 DRB的标识； 当所 述失败报告信息为所述失败的用户设备的标识和所述失败的辅小区的标 识时， 所述获取单元 72获取的需要重新配置的数据无线承载 DRB的标识为 所有承载于所述失败的用户设备和所述失败的辅小区之间的无线链路上 的 DRB的标识； 当所述失败 4艮告信息为所述失败的用户设备的标识和所述 失败的无线接入承载 E-RAB的标识时， 所述获取单元 62获取的需要重新配 置的数据无线承载 DRB的标识为所述失败的无线接入承载 E-RAB对应的 DRB 的标识。
所述获取单元 72 ,还可以用于根据所述失败报告信息获取需要删除的 辅小区的标识或者需要删除的 E-R AB的标识。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 获取单元 72获取的所述需要删除的辅小区的标识为为所述失败的用户设 备服务的所有辅小区的标识， 所述需要删除的无线接入承载 E-RAB的标识 为承载于所述辅基站与所述失败的用户设备之间的无线链路上的所有 DRB 所对应的 E-R AB的标识； 当所述失败 告信息为所述失败的用户设备的标 识和所述失败的辅小区的标识时，所述获取单元 72获取的所述需要删除的 辅小区的标识为所述失败的辅小区的标识，所述需要删除的无线接入承载 E-RAB的标识为承载于所述失败的用户设备和所述失败的辅小区之间的无 线链路上的所有 DRB所对应的 E-RAB的标识；当所述失败报告信息为所述失 败的用户设备的标识和所述失败的无线接入 7 载 E-R AB的标识时， 所述获 取单元 62获取的所述需要删除的辅小区的标识为承载所述失败的无线接 入 7|载 E-R AB的辅小区的标识，所述需要删除的无线接入 7 载 E-RAB的标识 为所述失败的无线接入 7 载 E-R AB的标识。
配置单元 73 , 可以用于为所述需要重新配置的 DRB重新配置参数。 发送单元 74 , 可以用于向所述用户设备发送第一重配消息， 所述第一 重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参 数，以使得所述用户设备根据所述第一重配消息重新配置所述需要重新配 置的 DRB。 。
可选地， 所述第一重配消息还可以包括需要删除的辅小区的标识， 以 使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要删除 的辅小区。
所述发送单元 74 , 还可以用于向所述辅基站发送第二重配消息， 所述 第二重配消息包括所述失败的用户设备的标识，以使得所述辅基站根据所 述第二重配消息释放为所述失败的用户设备服务的资源。
可选地，所述第二重配消息还可以包括所述需要删除的辅小区的标识 或者所述需要删除的 E-RAB的标识， 以使得所述辅基站根据所述第二重配 消息释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。
本实施例提供的另一种链路失败的恢复装置可以避免不必要的信, 交互， 提升了网络资源的利用效率。
本实施例提供的另一种链路失败的恢复装置实体可以为基站， 如图 8 所示， 所述基站包括： 处理器 81、 输入设备 82、 输出设备 83、 存储器 84 , 所述输入设备 82、 输出设备 8 3、 存储器 84与所述处理器 81连接。
处理器 81可以包括： 接收单元 8101、 获取单元 8102、 配置单元 81 03、 发送单元 8104。
接收单元 8101 , 可以用于接收辅基站发送的失败报告信息， 所述失败 报告信息包括失败的用户设备的标识。
可选地，所述失败报告信息还包括失败的辅小区的标识或者失败的无 线接入承载 E-RAB的标识。
可选地， 接收单元 8101接收辅基站发送的失败报告信息之前， 发送单 元 8104可以向辅基站发送失败探测配置消息， 该消息具体可以包括 RLC下 行最大重传次数、 分配专用随机接入资源的物理下行控制信道 （PDCCH, Physical Downlink Control Channel ) 命令的最大重传次数， 接收随机 接入请求的最大尝试次数、 上行数据的误块率（ BLER, Block Error Rate ) 或者误码率 （BER, Bit Error Rate ) 的门限值中的一种或多种。 以使得 所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标识， 以及所述失败的辅小区的标识或者所述失败的 E-RAB的标识。
获取单元 8102,可以用于根据所述失败报告信息获取需要重新配置的 数据无线承载 DRB的标识并为所述需要重新配置的 DRB重新配置参数。
所述获取单元 8102,还可以用于根据所述失败报告信息获取需要删除 的辅小区的标识或者需要删除的 E-RAB的标识。
配置单元 8103, 可以用于为所述需要重新配置的 DRB重新配置参数。 发送单元 8104, 可以用于向所述用户设备发送第一重配消息， 所述第 一重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的 参数，以使得所述用户设备根据所述第一重配消息重新配置所述需要重新 配置的漏。。
可选地， 所述第一重配消息还可以包括需要删除的辅小区的标识， 以 使得所述用户设备根据所述需要删除的辅小区的标识释放所述需要删除 的辅小区。
所述发送单元 8104, 还可以用于向所述辅基站发送第二重配消息， 所 述第二重配消息包括所述失败的用户设备的标识，以使得所述辅基站根据 所述第二重配消息释放为所述失败的用户设备服务的资源。
可选地，所述第二重配消息还可以包括所述需要删除的辅小区的标识 或者所述需要删除的 E-RAB的标识， 以使得所述辅基站根据所述第二重配 消息释放所述需要删除的辅小区或者释放所述需要删除的 E-R AB。
本实施例提供又一种链路失败的恢复装置， 如图 9所示， 所述装置包 括： 发送单元 91、 接收单元 92、 配置单元 93、 释放单元 94。
发送单元 91 , 可以用于向主基站发送失败报告信息。
其中，所述失败报告信息为失败的辅小区的标识或者失败的数据无线 7|载 DRB的标识， 所述失败的辅小区由辅基站控制， 所述失败的 DRB7|载于 所述失败的辅小区与用户设备之间的无线链路上，以使得所述主基站根据 所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置 的 DRB重新配置参数。
所述发送单元 91 , 还可以用于向所述主基站发送失败原因信息。
其中， 所述失败原因为 RLC上行达到最大重传次数， 或者为随机接入 导频码达到最大重传次数， 或者为 T 310定时器超时， 以使得所述主基站根 据所述失败原因信息为所述需要重新配置的 DRB重新配置参数。
可选地，所述发送单元 91向主基站发送失败报告信息或者失败原因信 息之前， 接收单元 92可以接收主基站发送的失败探测配置消息， 该消息具 体可以包括 RLC上行最大重传次数、随机接入导频码的最大重传次数、 T31 0 定时器的定时时长中的一种或多种。以使得所述用户设备根据所述失败探 测配置消息确定所述失败的辅小区的标识或者所述失败的 DRB的标识或者 失败原因的具体取值。
具体地， 当承载在所述用户设备和辅小区之间的无线链路上的 DRB达 到所述 RLC上行最大重传次数， 则所述用户设备确定所述辅小区的标识为 所述失败的辅小区的标识， 或者所述用户设备确定所述 DRB的标识为所述 失败的 DRB的标识； 当所述用户设备在辅小区上达到所述随机接入导频码 的最大重传次数， 或者达到所述 T 31 0定时器的定时时长， 则所述用户设备 确定所述辅小区的标识为所述失败的辅小区的标识，或者所述用户设备确 定承载在所述用户设备和所述辅小区之间的无线链路上的所有 DRB的标识 为所述失败的 DRB的标识。
接收单元 92, 可以用于接收所述主基站发送的重配消息。
其中，所述重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB 重新配置的参数，以使得所述用户设备根据所述重配消息重新配置所述需 要重新配置的 DRB。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要重 新配置的 DRB的标识为承载于所述失败的辅小区与所述用户设备之间的无 线链路上的所有 DRB的标识； 当所述失败报告信息为失败的 DRB的标识时， 所述需要重新配置的 DRB的标识为所述失败的 DRB的标识。
配置单元 93, 可以用于根据所述重配消息重新配置所述失败的 DRB。 可选地， 所述重配消息还可以包括需要删除的辅小区的标识。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要删 除的辅小区的标识为所述失败的辅小区的标识， 当所述失败报告信息为失 败的数据无线承载 D R B的标识时， 所述需要删除的辅小区的标识为承载所 述失败的 DRB的辅小区的标识。
释放单元 94、可以用于根据所述需要删除的辅小区的标识释放所述需 要删除的辅小区。
本实施例提供的又一种链路失败的恢复装置可以避免不必要的信息 交互， 提升了网络资源的利用效率。
本实施例提供的又一种链路失败的恢复装置实体可以为用户设备，如 图 10所示， 所述用户设备包括： 处理器 101、 输入设备 102、 输出设备 103、 存储器 104, 所述输入设备 102、 输出设备 103、 存储器 104与所述中央处理 器 101连接。
处理器 101具体可以包括： 发送单元 10101、 接收单元 10102、 配置单 元 10103、 释放单元 10104。
发送单元 10101, 可以用于向主基站发送失败报告信息。 其中，所述失败报告信息为失败的辅小区的标识或者失败的数据无线
7|载 DRB的标识， 所述失败的辅小区由辅基站控制， 所述失败的 DRB7|载于 所述失败的辅小区与用户设备之间的无线链路上，以使得所述主基站根据 所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置 的 DRB重新配置参数。
所述发送单元 0101, 还可以用于向所述主基站发送失败原因信息。 其中， 所述失败原因为 RLC上行达到最大重传次数， 或者为随机接入 导频码达到最大重传次数， 或者为 T310定时器超时， 以使得所述主基站根 据所述失败原因信息为所述需要重新配置的 DRB重新配置参数。
可选地， 所述发送单元 10101向主基站发送失败报告信息或者失败原 因信息之前， 接收单元 10102可以接收主基站发送的失败探测配置消息， 该消息具体可以包括 RLC上行最大重传次数、 随机接入导频码的最大重传 次数、 T310定时器的定时时长中的一种或多种。 以使得所述用户设备根据 所述失败探测配置消息确定所述失败的辅小区的标识或者所述失败的 DRB 的标识或者失败原因的具体取值。
接收单元 10102, 可以用于接收所述主基站发送的重配消息。
其中，所述重配消息包括所述需要重新配置的 DRB的标识和为所述 DRB 重新配置的参数，以使得所述用户设备根据所述重配消息重新配置所述需 要重新配置的 DRB。
具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要重 新配置的 DRB的标识为承载于所述失败的辅小区与所述用户设备之间的无 线链路上的所有 DRB的标识； 当所述失败报告信息为失败的 DRB的标识时， 所述需要重新配置的 DRB的标识为所述失败的 DRB的标识。
配置单元 10103, 可以用于根据所述重配消息重新配置所述失败的
DRB。
可选地， 所述重配消息还可以包括需要删除的辅小区的标识。 具体地， 当所述失败报告信息为失败的辅小区的标识时， 所述需要删 除的辅小区的标识为所述失败的辅小区的标识， 当所述失败报告信息为失 败的数据无线承载 D R B的标识时， 所述需要删除的辅小区的标识为承载所 述失败的 DRB的辅小区的标识。
释放单元 10104、 可以用于根据所述需要删除的辅小区的标识释放所 述需要删除的辅小区。
本实施例提供再一种链路失败的恢复装置， 如图 11所示， 所述装置的 实体可以为基站， 所述装置包括： 发送单元 111、 接收单元 112、 释放单元 113。
发送单元 111, 可以用于向主基站发送失败报告信息， 以使得所述主 基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要 重新配置的 DRB重新配置参数。
其中， 所述失败报告信息为失败的用户设备的标识。
可选地，所述失败报告信息还可以包括失败的辅小区的标识或者失败 的无线接入承载 E-RAB的标识。
可选地， 发送单元 81向主基站发送失败报告信息之前， 接收单元 82 可以接收主基站发送的失败探测配置消息， 该消息具体可以包括 R L C下行 最大重传次数、 分配专用随机接入资源的 PDCCH命令的最大重传次数， 接 收随机接入请求的最大尝试次数、 上行数据的误块率（ BLER, Block Error Rate ) 或者误码率 ( BER, Bit Error Rate ) 的门限值中的一种或多种。 所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标识， 以及所述失败的辅小区的标识或者所述失败的 E-RAB的标识。
具体地， 当所述辅基站承载的 DRB达到所述 RLC下行最大重传次数， 或 者达到所述上行数据的 BLER或者 BER的门限值，则所述辅基站确定所述 DRB 所属的用户设备的标识为所述失败的用户设备的标识，以及所述辅基站确 定 7 载所述 DRB的辅小区的标识为所述失败的辅小区的标识， 或者所述辅 基站确定所述 DRB所对应的 E-R AB的标识为所述失败的 E-R AB的标识； 当所 述辅基站向用户设备发送的分配专用随机接入资源的 PDCCH命令达到所述 PDCCH命令的最大重传次数， 或者接收用户设备发送的随机接入请求达到 所述接收随机接入请求的最大尝试次数，则所述辅基站确定所述用户设备 的标识为所述失败的用户设备的标识， 以及所述辅基站确定发送所述 PDCCH命令或者接收所述随机接入请求的辅小区的标识为所述失败的辅小 区的标识，或者所述辅基站确定承载在所述失败的用户设备和所述失败的 辅小区之间的无线链路上的所有 DRB所对应的 E-R AB的标识为所述失败的 E-RAB的标识。
接收单元 1 12 , 可以用于接收所述主基站发送的重配消息。
其中， 所述重配消息包括失败的用户设备的标识。
释放单元 11 3 , 可以用于根据所述重配消息释放为所述失败的用户设 备服务的资源。
可选地，所述重配消息还可以包括需要删除的辅小区的标识或者需要 删除的 E-RAB的标识。
具体地， 当所述失败报告信息为所述失败的用户设备的标识时， 所述 需要删除的辅小区的标识为为所述失败的用户设备服务的所有辅小区的 标识， 所述需要删除的无线接入承载 E-RAB的标识为承载于所述辅基站与 所述失败的用户设备之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当所述失败报告信息为所述失败的用户设备的标识和所述失败的辅小区 的标识时， 所述需要删除的辅小区的标识为所述失败的辅小区的标识， 所 述需要删除的无线接入承载 E-RAB的标识为承载于所述失败的用户设备和 所述失败的辅小区之间的无线链路上的所有 DRB所对应的 E-RAB的标识； 当 所述失败报告信息为所述失败的用户设备的标识和所述失败的无线接入 承载 E-RAB的标识时， 所述需要删除的辅小区的标识为承载所述失败的无 线接入承载 E-RAB的辅小区的标识， 所述需要删除的无线接入承载 E-RAB 的标识为所述失败的无线接入承载 E-RAB的标识。
所述释放单元 113, 还可以用于根据所述失败的用户设备的标识和所 述需要删除的辅小区的标识释放为所述失败的用户设备服务的所述需要 删除的辅小区， 或者
所述释放单元 113, 还可以用于根据所述失败的用户设备的标识和所 述需要删除的无线接入承载 E-RAB的标识释放所述需要删除的 E-RAB。
本实施例提供的再一种链路失败的恢复装置可以避免不必要的信息 交互， 提升了网络资源的利用效率。
本实施例提供的再一种链路失败的恢复装置实体可以为基站，如图 12 所示， 所述基站包括： 处理器 121、 输入设备 122、 输出设备 123、 存储器 124, 所述输入设备 122、 输出设备 123、 存储器 124与所述处理器 121连接。
处理器 121具体可以包括： 发送单元 12101、 接收单元 12102、 释放单 元 12103。
发送单元 2101, 可以用于向主基站发送失败报告信息， 以使得所述主 基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要 重新配置的 DRB重新配置参数。
其中， 所述失败报告信息为失败的用户设备的标识。
可选地，所述失败报告信息还可以包括失败的辅小区的标识或者失败 的无线接入承载 E-RAB的标识。
可选地， 发送单元 12101向主基站发送失败报告信息之前， 接收单元 12102可以接收主基站发送的失败探测配置消息 ,该消息具体可以包括 RLC 下行最大重传次数、分配专用随机接入资源的 PDCCH命令的最大重传次数， 接收随机接入请求的最大尝试次数、 上行数据的误块率 （ BLER, Block Error Rate ) 或者误码率 ( BER, Bit Error Rate ) 的门限值中的一种或 多种。所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的 标识， 以及所述失败的辅小区的标识或者所述失败的 E-RAB的标识。 接收单元 12102, 可以用于接收所述主基站发送的重配消息。
其中， 所述重配消息包括失败的用户设备的标识。
释放单元 12103, 可以用于根据所述重配消息释放为所述失败的用户 设备服务的资源。
可选地，所述重配消息还可以包括需要删除的辅小区的标识或者需要 删除的 E-RAB的标识。
所述释放单元 12103, 还可以用于根据所述失败的用户设备的标识和 所述需要删除的辅小区的标识释放为所述失败的用户设备服务的所述需 要删除的辅小区， 或者
所述释放单元 12103, 还可以用于根据所述失败的用户设备的标识和 所述需要删除的无线接入承载 E-RAB的标识释放所述需要删除的 E-RAB。
本发明实施例提供的链路失败的恢复方法及装置，首先主基站接收用 户设备发送的失败报告信息，根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；然后所述主基站向 所述用户设备发送第一重配消息，以使得用户设备根据第一重配消息重新 配置失败的 DRB。 目前当用户设备探测到的无线链路失败是发生在用户设 备和辅基站之间的链路上时，仍然会重建用户设备和主基站之间的信令无 线承载并且重新激活用户设备和主基站之间的安全，但是用户设备和主基 站此时很可能并没有发生无线链路失败，从而增加了用户设备和主基站之 间不必要的信息交互， 浪费了网络资源。 本发明实施例提供的方法及装置 不需要重建用户设备和主基站之间的信令无线承载并且重新激活用户设 备和主基站之间的安全， 避免了用户设备和主基站之间不必要的信息交 互， 提升了网络资源的利用效率。 进一步的， 本发明实施例提供的方法及 装置可以使得主基站更加准确的定位失败原因，从而能够以更小的代价实 现链路失败恢复。
本发明实施例提供的链路失败的恢复装置可以实现上述提供的方法 实施例， 具体功能实现请参见方法实施例中的说明， 在此不再赘述。 本发 明实施例提供的链路失败的恢复方法及装置可以适用于通信系统领域，但 不仅限于此。
本领域普通技术人员可以理解实现上述实施例方法中的全部或部分 流程， 是可以通过计算机程序来指令相关的硬件来完成， 所述的程序可存 储于一计算机可读取存储介质中， 该程序在执行时， 可包括如上述各方法 的实施例的流程。 其中， 所述的存储介质可为磁碟、 光盘、 只读存储记忆 体 ( Read-Only Memory , ROM ) 或随机存^ ^己忆体 ( Random Access Memory , RAM ) 等。
以上所述， 仅为本发明的具体实施方式， 但本发明的保护范围并不局 限于此， 任何熟悉本技术领域的技术人员在本发明揭露的技术范围内， 可 轻易想到的变化或替换， 都应涵盖在本发明的保护范围之内。 因此， 本发 明的保护范围应该以权利要求的保护范围为准。

Claims

权 利 要 求 书
1、 一种链路失败的恢复方法， 其特征在于， 包括：
主基站接收用户设备发送的失败报告信息， 所述失败报告信息为失败 的辅小区的标识或者失败的数据无线承载 DRB的标识，所述失败的辅小区由 辅基站控制，所述失败的 DRB承载于所述失败的辅小区与所述用户设备之间 的无线链路上；
所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并 为所述需要重新配置的 DRB重新配置参数；
所述主基站向所述用户设备发送第一重配消息， 所述第一重配消息包 括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
2、 根据权利要求 1所述的链路失败的恢复方法， 其特征在于， 还包括： 所述主基站接收用户设备发送的失败原因信息， 所述失败原因信息为 无线链路控制层协议 RLC上行达到最大重传次数，或者为随机接入导频码达 到最大重传次数， 或者为 T 31 Q定时器超时；
所述主基站为所述 DRB重新配置参数包括：
当所述失败原因信息为 RLC上行达到最大重传次数时，所述主基站为所 述 DRB重新配置 RLC上行最大重传次数；
当所述失败原因信息为随机接入导频码达到最大重传次数时， 所述主 基站为所述 DRB重新配置导频码最大传输次数；
当所述失败原因信息为 T 31 0定时器超时，所述主基站为所述 DRB重新配 置 T 31 0定时器的定时时长。
3、 根据权利要求 1或者 2所述的链路失败的恢复方法， 其特征在于， 所 述主基站接收用户设备发送的失败报告信息或者失败原因信息之前还包 括：
所述主基站向所述用户设备发送失败探测配置消息， 以使得所述用户 设备根据所述失败探测配置消息确定所述失败报告信息和 /或所述失败原 因信息的具体取值；
其中，所述失败探测配置消息具体包括无线链路控制层协议 RL C上行最 大重传次数、 随机接入导频码的最大重传次数、 T310定时器的定时时长中 的至少一种。
4、 根据权利要求 1所述的链路失败的恢复方法， 其特征在于， 还包括： 所述主基站根据所述失败报告信息获取需要删除的辅小区的标识； 所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
5、 根据权利要求 1所述的链路失败的恢复方法， 其特征在于， 还包括： 所述主基站向所述辅基站发送第二重配消息， 所述第二重配消息包括 所述用户设备的标识， 以使得所述辅基站根据所述用户设备的标识释放为 所述用户设备服务的资源。
6、 根据权利要求 5所述的链路失败的恢复方法， 其特征在于， 还包括： 所述主基站根据所述失败报告信息获取需要删除的辅小区的标识或者 需要删除的无线接入 7 载 E-RAB的标识， 所述 E-RAB与 DRB——对应；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R AB的标识， 以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R AB。
7、 一种链路失败的恢复方法， 其特征在于， 包括：
主基站接收辅基站发送的失败报告信息， 所述失败报告信息包括失败 的用户设备的标识， 或者所述失败的用户设备的标识和失败的辅小区的标 识， 或者所述失败的用户设备的标识和失败的无线接入 7 载 E-R AB的标识； 所述主基站根据所述失败报告信息获取需要重新配置的数据无线承载 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
所述主基站向所述用户设备发送第一重配消息， 所述第一重配消息包 括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数， 以使得所 述用户设备根据所述第一重配消息重新配置所述需要重新配置的 DRB。
8、 根据权利要求 7所述的链路失败的恢复方法， 其特征在于， 所述主 基站接收辅基站发送的失败报告信息之前还包括：
所述主基站向所述辅基站发送失败探测配置消息， 以使得所述辅基站 根据所述失败探测配置消息确定所述失败的用户设备的标识， 或者确定所 述失败的用户设备的标识和所述失败的辅小区的标识， 或者确定所述失败 的用户设备的标识和所述失败的 E-R AB的标识；
其中， 所述消息包括无线链路控制层协议 RLC下行最大重传次数、 分配 专用随机接入资源的物理下行控制信道 PDCCH命令的最大重传次数，接收随 机接入请求的最大尝试次数、上行数据的误块率 BLER或者误码率 BER的门限 值中至少一种。
9、 根据权利要求 7所述的链路失败的恢复方法， 其特征在于， 还包括： 所述主基站根据所述失败报告信息获取需要删除的辅小区的标识； 所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
1 0、根据权利要求 7所述的链路失败的恢复方法，其特征在于，还包括： 所述主基站向所述辅基站发送第二重配消息， 所述第二重配消息包括 所述失败的用户设备的标识， 以使得所述辅基站根据所述第二重配消息释 放为所述失败的用户设备服务的资源。
1 1、 根据权利要求 1 0所述的链路失败的恢复方法， 其特征在于， 还包 括：
所述主基站根据所述失败报告信息获取需要删除的辅小区的标识或者 需要删除的 E-RAB的标识；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R AB的标识，以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R AB。
1 2、 一种链路失败的恢复方法， 其特征在于， 包括：
用户设备向主基站发送失败报告信息， 所述失败报告信息为失败的辅 小区的标识或者失败的数据无线承载 DRB的标识，所述失败的辅小区由辅基 站控制，所述失败的 D R B承载于所述失败的辅小区与所述用户设备之间的无 线链路上， 以使得所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
所述用户设备接收所述主基站发送的重配消息， 所述重配消息包括所 述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数；
所述用户设备根据所述重配消息重新配置所述需要重新配置的 DRB。
1 3、 根据权利要求 1 2所述的链路失败的恢复方法， 其特征在于， 还包 括：
所述用户设备向所述主基站发送失败原因信息， 所述失败原因信息为 无线链路控制上行达到最大重传次数， 或者为随机接入导频码达到最大重 传次数， 或者为 T 31 0定时器超时， 以使得所述主基站根据所述失败原因信 息为所述需要重新配置的 DRB重新配置参数。
1 4、 根据权利要求 1 2或者 1 3所述的链路失败的恢复方法， 其特征在于， 所述用户设备向主基站发送失败报告信息或者失败原因信息之前还包括： 所述用户设备接收所述主基站发送的失败探测配置消息， 所述失败探 测配置消息具体包括无线链路控制层协议 RLC上行最大重传次数、随机接入 导频码的最大重传次数、 T 31 0定时器的定时时长中的至少一种；
所述用户设备根据所述失败探测配置消息确定所述失败报告信息和 / 或失败原因信息的具体取值。
1 5、 根据权利要求 1 2所述的链路失败的恢复方法， 其特征在于， 所述 重配消息还包括需要删除的辅小区的标识， 所述需要删除的辅小区的标识 是所述主基站根据所述失败报告信息获取的；
所述用户设备根据所述需要删除的辅小区的标识释放所述需要删除的 辅小区。
1 6、 一种链路失败的恢复方法， 其特征在于， 包括：
辅基站向主基站发送失败报告信息， 所述失败报告信息为失败的用户 设备的标识， 或者为所述失败的用户设备的标识和失败的辅小区的标识， 或者为所述失败的用户设备的标识和失败的 E-RAB的标识，以使得所述主基 站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所述需要重 新配置的 DRB重新配置参数。
1 7、 根据权利要求 1 6所述的链路失败的恢复方法， 其特征在于， 所述 辅基站向主基站发送失败报告信息之前还包括：
所述辅基站接收所述主基站发送的失败探测配置消息， 所述失败探测 配置消息包括无线链路控制层协议 RLC下行最大重传次数、分配专用随机接 入资源的物理下行控制信道 PDCCH命令的最大重传次数，接收随机接入请求 的最大尝试次数、上行数据的误块率 BLER或者误码率 BER的门限值中的至少 一种；
所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标 识， 或者确定所述失败的用户设备的标识和所述失败的辅小区的标识， 或 者确定所述失败的用户设备的标识和所述失败的 E-RAB的标识。
1 8、 根据权利要求 1 6所述的链路失败的恢复方法， 其特征在于， 所述 辅基站向主基站发送失败报告信息之后还包括：
所述辅基站接收所述主基站发送的重配消息， 所述重配消息包括所述 失败的用户设备的标识；
所述辅基站根据所述重配消息释放为所述失败的用户设备服务的资 源。
1 9、 根据权利要求 1 8所述的链路失败的恢复方法， 其特征在于， 所述重配消息还包括需要删除的辅小区的标识或者需要删除的 E - R A B 的标识，所述需要删除的辅小区的标识或者所述需要删除的 E-RAB的标识是 所述主基站根据所述失败报告信息确定的；
所述辅基站根据所述失败的用户设备的标识和所述需要删除的辅小区 的标识释放为所述失败的用户设备服务的所述需要删除的辅小区； 或者 所述辅基站根据所述失败的用户设备的标识和所述需要删除的 E-RAB 的标识释放所述需要删除的 E-RAB。
20、 一种链路失败的恢复装置， 其特征在于， 包括：
接收单元， 用于接收用户设备发送的失败报告信息， 所述失败报告信 息为失败的辅小区的标识或者失败的数据无线承载 DRB的标识，所述失败的 辅小区由辅基站控制，所述失败的 DRB承载于所述失败的辅小区与所述用户 设备之间的无线链路上；
获取单元， 用于根据所述失败报告信息获取需要重新配置的 DRB的标 识；
配置单元， 用于为所述需要重新配置的 DRB重新配置参数；
发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重配消 息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
21、 根据权利要求 20所述的链路失败的恢复装置， 其特征在于， 所述接收单元， 还用于接收用户设备发送的失败原因信息， 所述失败 原因信息为无线链路控制层协议 RLC上行达到最大重传次数，或者为随机接 入导频码达到最大重传次数， 或者为 T31 Q定时器超时。
22、 根据权利要求 20或者 21所述的链路失败的恢复装置， 其特征在于， 所述发送单元， 还用于向所述用户设备发送失败探测配置消息， 以使 得所述用户设备根据所述失败探测配置消息确定所述失败报告信息和 /或 失败原因信息的具体取值；
其中，所述失败探测配置消息具体包括无线链路控制层协议 RL C上行最 大重传次数、 随机接入导频码的最大重传次数、 T310定时器的定时时长中 的至少一种。
23、 根据权利要求 21所述的链路失败的恢复装置， 其特征在于， 所述配置单元，具体用于当所述失败原因信息为 RLC上行达到最大重传 次数时， 为所述 DRB重新配置 RLC上行最大重传次数；
所述配置单元， 具体还用于当所述失败原因信息为随机接入导频码达 到最大重传次数时， 为所述 DRB重新配置导频码最大传输次数；
所述配置单元， 具体还用于当所述失败原因信息为 T 310定时器超时， 为所述 DRB重新配置 T31 0定时器的定时时长。
24、 根据权利要求 20所述的链路失败的恢复装置， 其特征在于， 所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识；
所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
25、 根据权利要求 20所述的链路失败的恢复装置， 其特征在于， 所述发送单元， 还用于向所述辅基站发送第二重配消息， 所述第二重 配消息包括所述用户设备的标识， 以使得所述辅基站根据所述用户设备的 标识释放为所述用户设备服务的资源。
26、 根据权利要求 25所述的链路失败的恢复装置， 其特征在于， 所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识或者需要删除的无线接入 7 载 E-RAB的标识，所述 E-RAB与 DRB——对 应；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R AB的标识，以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R AB。
27、 一种基站， 其特征在于， 包括： 处理器。 输入设备、 输出设备、 存储器， 所述输入设备、 输出设备、 存储器与所述处理器连接；
所述处理器包括： 接收单元、 获取单元、 配置单元、 发送单元； 所述接收单元， 用于接收用户设备发送的失败报告信息， 所述失败报 告信息为失败的辅小区的标识或者失败的数据无线承载 DRB的标识，所述失 败的辅小区由辅基站控制，所述失败的 DRB承载于所述失败的辅小区与所述 用户设备之间的无线链路上；
所述获取单元， 用于根据所述失败报告信息获取需要重新配置的 DRB 的标识；
所述配置单元， 用于为所述需要重新配置的 DRB重新配置参数； 所述发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重 配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数。
28、 根据权利要求 27所述的基站， 其特征在于，
所述接收单元， 还用于接收用户设备发送的失败原因信息， 所述失败 原因信息为无线链路控制层协议 RLC上行达到最大重传次数，或者为随机接 入导频码达到最大重传次数， 或者为 T31 Q定时器超时。
29、 根据权利要求 27或者 28所述的基站， 其特征在于，
所述发送单元， 还用于向所述用户设备发送失败探测配置消息， 以使 得所述用户设备根据所述失败探测配置消息确定所述失败报告信息和 /或 失败原因信息的具体取值；
其中，所述失败探测配置消息具体包括无线链路控制层协议 RL C上行最 大重传次数、 随机接入导频码的最大重传次数、 T310定时器的定时时长中 的至少一种。
30、 根据权利要求 28所述的基站， 其特征在于，
所述配置单元，具体用于当所述失败原因信息为 RLC上行达到最大重传 次数时， 为所述 DRB重新配置 RLC上行最大重传次数；
所述配置单元， 具体还用于当所述失败原因信息为随机接入导频码达 到最大重传次数时， 为所述 DRB重新配置导频码最大传输次数；
所述配置单元， 具体还用于当所述失败原因信息为 T 310定时器超时， 为所述 DRB重新配置 T31 0定时器的定时时长。
31、 根据权利要求 27所述的基站， 其特征在于，
所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识；
所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
32、 根据权利要求 27所述的基站， 其特征在于，
所述发送单元， 还用于向所述辅基站发送第二重配消息， 所述第二重 配消息包括所述用户设备的标识， 以使得所述辅基站根据所述用户设备的 标识释放为所述用户设备服务的资源。
33、 根据权利要求 32所述的基站， 其特征在于，
所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识或者需要删除的无线接入 7 载 E-RAB的标识，所述 E-RAB与 DRB——对 应；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R ΑΒ的标识，以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R ΑΒ。
34、 一种链路失败的恢复装置， 其特征在于， 包括：
接收单元， 用于接收辅基站发送的失败报告信息， 所述失败报告信息 包括失败的用户设备的标识， 或者所述失败的用户设备的标识和失败的辅 小区的标识，或者所述失败的用户设备的标识和失败的无线接入承载 E-R ΑΒ 的标识；
获取单元， 用于根据所述失败报告信息获取需要重新配置的数据无线 7 载 DRB的标识；
配置单元， 用于为所述需要重新配置的 DRB重新配置参数；
发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重配消 息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数， 以使 得所述用户设备根据所述第一重配消息重新配置所述需要重新配置的 DRB。
35、 根据权利要求 34所述的链路失败的恢复装置， 其特征在于， 所述发送单元， 还用于向所述辅基站发送失败探测配置消息， 以使得 所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标识， 或者确定所述失败的用户设备的标识和所述失败的辅小区的标识， 或者确 定所述失败的用户设备的标识和所述失败的 E-RAB的标识；
其中，所述失败探测配置消息包括无线链路控制层协议 RLC下行最大重 传次数、分配专用随机接入资源的物理下行控制信道 PDCCH命令的最大重传 次数， 接收随机接入请求的最大尝试次数、 上行数据的误块率 BLER或者误 码率 BER的门限值中至少一种。
36、 根据权利要求 34所述的链路失败的恢复装置， 其特征在于， 所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识；
所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
37、 根据权利要求 34所述的链路失败的恢复装置， 其特征在于， 所述发送单元， 还用于向所述辅基站发送第二重配消息， 所述第二重 配消息包括所述失败的用户设备的标识， 以使得所述辅基站根据所述第二 重配消息释放为所述失败的用户设备服务的资源。
38、 根据权利要求 37所述的链路失败的恢复装置， 其特征在于， 所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识或者需要删除的 E-R AB的标识；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R AB的标识，以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R AB。
39、 一种基站， 其特征在于， 包括： 处理器。 输入设备、 输出设备、 存储器， 所述输入设备、 输出设备、 存储器与所述处理器连接；
所述处理器包括： 接收单元、 获取单元、 配置单元、 发送单元； 所述接收单元， 用于接收辅基站发送的失败报告信息， 所述失败报告 信息包括失败的用户设备的标识， 或者所述失败的用户设备的标识和失败 的辅小区的标识， 或者所述失败的用户设备的标识和失败的无线接入承载 E-RAB的标识；
所述获取单元， 用于根据所述失败报告信息获取需要重新配置的数据 无线 7 载 DRB的标识；
所述配置单元， 用于为所述需要重新配置的 DRB重新配置参数； 所述发送单元， 用于向所述用户设备发送第一重配消息， 所述第一重 配消息包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数， 以使得所述用户设备根据所述第一重配消息重新配置所述需要重新配置的 DRB。
40、 根据权利要求 39所述的基站， 其特征在于，
所述发送单元， 还用于向所述辅基站发送失败探测配置消息， 以使得 所述辅基站根据所述失败探测配置消息确定所述失败的用户设备的标识， 或者确定所述失败的用户设备的标识和所述失败的辅小区的标识， 或者确 定所述失败的用户设备的标识和所述失败的 E-RAB的标识；
其中，所述失败探测配置消息包括无线链路控制层协议 RLC下行最大重 传次数、分配专用随机接入资源的物理下行控制信道 PDCCH命令的最大重传 次数， 接收随机接入请求的最大尝试次数、 上行数据的误块率 BLER或者误 码率 BER的门限值中至少一种。
41、 根据权利要求 39所述的基站， 其特征在于，
所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识； 所述第一重配消息还包括所述需要删除的辅小区的标识， 以使得所述 用户设备根据所述需要删除的辅小区的标识释放所述需要删除的辅小区。
42、 根据权利要求 39所述的基站， 其特征在于，
所述发送单元， 还用于向所述辅基站发送第二重配消息， 所述第二重 配消息包括所述失败的用户设备的标识， 以使得所述辅基站根据所述第二 重配消息释放为所述失败的用户设备服务的资源。
43、 根据权利要求 42所述的基站， 其特征在于，
所述获取单元， 还用于根据所述失败报告信息获取需要删除的辅小区 的标识或者需要删除的 E-R AB的标识；
所述第二重配消息还包括所述需要删除的辅小区的标识或者所述需要 删除的 E-R AB的标识，以使得所述辅基站根据所述第二重配消息释放所述需 要删除的辅小区或者释放所述需要删除的 E-R AB。
44、 一种链路失败的恢复装置， 其特征在于， 包括：
发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息为失 败的辅小区的标识或者失败的数据无线承载 DRB的标识，所述失败的辅小区 由辅基站控制，所述失败的 DRB承载于所述失败的辅小区与用户设备之间的 无线链路上， 以使得所述主基站根据所述失败报告信息获取需要重新配置 的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
接收单元， 用于接收所述主基站发送的重配消息， 所述重配消息包括 所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数；
配置单元， 用于根据所述重配消息重新配置所述需要重新配置的 DRB。
45、 根据权利要求 44所述的链路失败的恢复装置， 其特征在于， 所述发送单元， 还用于向所述主基站发送失败原因信息， 所述失败原 因信息为无线链路控制层协议 RLC上行达到最大重传次数，或者为随机接入 导频码达到最大重传次数， 或者为 T310定时器超时， 以使得所述主基站根 据所述失败原因信息为所述需要重新配置的 DRB重新配置参数。
46、 根据权利要求 44或者 45所述的链路失败的恢复装置， 其特征在于， 所述接收单元， 还用于接收所述主基站发送的失败探测配置消息， 所 述失败探测配置消息具体包括无线链路控制层协议 RLC上行最大重传次数、 随机接入导频码的最大重传次数、 T 310定时器的定时时长中的至少一种； 所述发送单元， 还用于根据所述失败探测配置消息确定所述失败报告 信息或者失败原因信息的具体取值。
47、 根据权利要求 44所述的链路失败的恢复装置， 其特征在于， 所述 重配消息还包括需要删除的辅小区的标识， 所述需要删除的辅小区的标识 是所述主基站根据所述失败报告信息获取的；
所述装置还包括： 释放单元；
所述释放单元， 用于根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
48、 一种用户设备， 其特征在于， 包括： 处理器。 输入设备、 输出设 备、 存储器， 所述输入设备、 输出设备、 存储器与所述处理器连接；
所述处理器包括： 发送单元、 接收单元、 配置单元；
所述发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息 为失败的辅小区的标识或者失败的数据无线承载 DRB的标识，所述失败的辅 小区由辅基站控制，所述失败的 DRB承载于所述失败的辅小区与用户设备之 间的无线链路上， 以使得所述主基站根据所述失败报告信息获取需要重新 配置的 DRB的标识并为所述需要重新配置的 DRB重新配置参数；
所述接收单元， 用于接收所述主基站发送的重配消息， 所述重配消息 包括所述需要重新配置的 DRB的标识和为所述 DRB重新配置的参数；
所述配置单元， 用于根据所述重配消息重新配置所述需要重新配置的
DRB。
49、 根据权利要求 48所述的用户设备， 其特征在于，
所述发送单元， 还用于向所述主基站发送失败原因信息， 所述失败原 因信息为无线链路控制层协议 RLC上行达到最大重传次数，或者为随机接入 导频码达到最大重传次数， 或者为 T310定时器超时， 以使得所述主基站根 据所述失败原因信息为所述需要重新配置的 DRB重新配置参数。
50、 根据权利要求 48或者 49所述的用户设备， 其特征在于，
所述接收单元， 还用于接收所述主基站发送的失败探测配置消息， 所 述失败探测配置消息具体包括无线链路控制层协议 RLC上行最大重传次数、 随机接入导频码的最大重传次数、 T 310定时器的定时时长中的至少一种； 所述发送单元， 还用于根据所述失败探测配置消息确定所述失败报告 信息或者失败原因信息的具体取值。
51、 根据权利要求 48所述的用户设备， 其特征在于， 所述重配消息还 包括需要删除的辅小区的标识， 所述需要删除的辅小区的标识是所述主基 站根据所述失败报告信息获取的；
所述装置还包括： 释放单元；
所述释放单元， 用于根据所述需要删除的辅小区的标识释放所述需要 删除的辅小区。
52、 一种链路失败的恢复装置， 其特征在于， 包括：
发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息为失 败的用户设备的标识， 或者为所述失败的用户设备的标识和失败的辅小区 的标识， 或者为所述失败的用户设备的标识和失败的 E-RAB的标识， 以使得 所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并为所 述需要重新配置的 DRB重新配置参数。
5 3、 根据权利要求 52所述的链路失败的恢复装置， 其特征在于， 还包 括：
接收单元， 用于接收所述主基站发送的失败探测配置消息， 所述失败 探测配置消息包括无线链路控制层协议 RLC下行最大重传次数、分配专用随 机接入资源的物理下行控制信道 PDCCH命令的最大重传次数，接收随机接入 请求的最大尝试次数、上行数据的误块率 BLER或者误码率 BER的门限值中的 至少一种；
确定单元， 用于根据所述失败探测配置消息确定所述失败的用户设备 的标识，或者确定所述失败的用户设备的标识和所述失败的辅小区的标识， 或者确定所述失败的用户设备的标识和所述失败的 E-R AB的标识。
54、 根据权利要求 52所述的链路失败的恢复装置， 其特征在于， 所述接收单元， 还用于接收所述主基站发送的重配消息， 所述重配消 息包括所述失败的用户设备的标识；
所述装置还包括： 释放单元；
所述释放单元， 用于根据所述重配消息释放为所述失败的用户设备服 务的资源。
55、 根据权利要求 52所述的链路失败的恢复装置， 其特征在于， 所述 重配消息还包括需要删除的辅小区的标识或者需要删除的 E-RAB的标识，所 述需要删除的辅小区的标识或者所述需要删除的 E-RAB的标识是所述主基 站根据所述失败报告信息确定的；
所述释放单元， 还用于根据所述失败的用户设备的标识和所述需要删 除的辅小区的标识释放为所述失败的用户设备服务的所述需要删除的辅小 区； 或者
所述释放单元， 还用于根据所述失败的用户设备的标识和所述需要删 除的 E-RAB的标识释放所述需要删除的 E-RAB。
56、 一种基站， 其特征在于， 包括： 处理器。 输入设备、 输出设备、 存储器， 所述输入设备、 输出设备、 存储器与所述处理器连接；
所述处理器包括： 发送单元；
所述发送单元， 用于向主基站发送失败报告信息， 所述失败报告信息 为失败的用户设备的标识， 或者为所述失败的用户设备的标识和失败的辅 小区的标识， 或者为所述失败的用户设备的标识和失败的 E-RAB的标识， 以 使得所述主基站根据所述失败报告信息获取需要重新配置的 DRB的标识并 为所述需要重新配置的 DRB重新配置参数。
57、 根据权利要求 56所述的基站， 其特征在于， 还包括：
接收单元， 用于接收所述主基站发送的失败探测配置消息， 所述失败 探测配置消息包括无线链路控制层协议 RLC下行最大重传次数、分配专用随 机接入资源的物理下行控制信道 PDCCH命令的最大重传次数，接收随机接入 请求的最大尝试次数、上行数据的误块率 BLER或者误码率 BER的门限值中的 至少一种；
确定单元， 用于根据所述失败探测配置消息确定所述失败的用户设备 的标识，或者确定所述失败的用户设备的标识和所述失败的辅小区的标识， 或者确定所述失败的用户设备的标识和所述失败的 E-R AB的标识。
58、 根据权利要求 56所述的基站， 其特征在于，
所述接收单元， 还用于接收所述主基站发送的重配消息， 所述重配消 息包括所述失败的用户设备的标识；
所述装置还包括： 释放单元；
所述释放单元， 用于根据所述重配消息释放为所述失败的用户设备服 务的资源。
59、 根据权利要求 56所述的基站， 其特征在于， 所述重配消息还包括 需要删除的辅小区的标识或者需要删除的 E-R AB的标识，所述需要删除的辅 小区的标识或者所述需要删除的 E-RAB的标识是所述主基站根据所述失败 报告信息确定的；
所述释放单元， 还用于根据所述失败的用户设备的标识和所述需要删 除的辅小区的标识释放为所述失败的用户设备服务的所述需要删除的辅小 区； 或者
所述释放单元， 还用于根据所述失败的用户设备的标识和所述需要删 除的 E-RAB的标识释放所述需要删除的 E-RAB。
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