WO2012146206A1 - Procédé permettant de déterminer l'état de connexion d'un enb de rattachement et enb de rattachement - Google Patents

Procédé permettant de déterminer l'état de connexion d'un enb de rattachement et enb de rattachement Download PDF

Info

Publication number
WO2012146206A1
WO2012146206A1 PCT/CN2012/074895 CN2012074895W WO2012146206A1 WO 2012146206 A1 WO2012146206 A1 WO 2012146206A1 CN 2012074895 W CN2012074895 W CN 2012074895W WO 2012146206 A1 WO2012146206 A1 WO 2012146206A1
Authority
WO
WIPO (PCT)
Prior art keywords
base station
home base
gateway
home
management entity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2012/074895
Other languages
English (en)
Chinese (zh)
Inventor
祝建建
奚进
谢峰
陈琳
黄莹
翟恒星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
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 ZTE Corp filed Critical ZTE Corp
Publication of WO2012146206A1 publication Critical patent/WO2012146206A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B

Definitions

  • the present invention relates to a wireless cellular communication system, and more particularly to a method for determining a connection state of a home base station and a home base station in an LTE home base station deployment scenario.
  • HeNB Home eNB
  • the main advantage of home base stations is that they can provide users with higher service rates and lower the cost of using high-rate services, while at the same time making up for the lack of coverage of existing distributed cellular wireless communication systems.
  • the advantages of home base stations are affordability, convenience, low power output, plug and play, and more.
  • the home base station network architecture in the Advanced Long Term Evolution (LTE) system introduced by the Third Generation Partnership Projects (3GPP) is shown in Figure 1.
  • the HeNB is connected to the core network element based on the core network interface protocol defined in the standard, and the user equipment (User Equipment, UE) accesses the HeNB based on the air interface interface protocol defined in the standard.
  • UE User Equipment
  • the HeNB and the Mobile Network Entity (MME) may also enter a new network element: Home Base Station Gateway (HeNB GateWay, HeNB GW) ).
  • the main functions of the HeNB GW are: relaying and/or terminating the control plane between the HeNB and the MME and/or terminating the user plane data packet between the HeNB and the Serving Gateway (S-GW); The UE accessing the network selects the serving MME; assumes a part of the paging operation related functions.
  • the Security Gateway (SeGW) in Figure 1 is used to take care of security-related functions in the network.
  • the main function of the HeNB Management System (HMS) is to perform configuration management operations on the HeNB.
  • HeNB GW does not affect the existing network structure.
  • the HeNB GW related signaling, messages, and interaction operations need to follow the transparent design principle.
  • HeNB GW is equivalent to one MME
  • MME Said HeNB GW is equivalent to one HeNB. Due to the ignorance of the HeNB GW, the HeNB cannot know whether the peer network element with which the S1 connection is established is the MME or the HeNB GW. Therefore, some signaling messages in some operation flows of the existing network carry redundant cells and/or Redundant signaling occurs in the operational flow.
  • the HeNB GW Based on the status of the existing standard protocol, it is known that in the scenario where the HeNB GW exists, some signaling messages sent by the HeNB to the MME need to carry more cells. For example, based on the LTE protocol standard document description, in the operation flow of the UE completing the handover based on the X2 interface, if the target base station is the HeNB connected to the MME through the HeNB GW, the target HeNB sends a route conversion request (PATH SWITCH REQUEST) to the MME. The message needs to additionally carry the Globally Unique MME Identifier (GUMMEI) of the source MME.
  • GUMMEI Globally Unique MME Identifier
  • the target base station due to the ignorance of the HeNB GW, when the target base station does not connect to the MME through the HeNB GW, the target base station needs to carry the GUMMEI cell in the route conversion request signaling, that is, the carried transmission of the redundant cell.
  • the HeNB needs to additionally add some signaling to the MME for the scenario in which the HeNB GW exists. Due to the ignorance of the HeNB GW, in the scenario where the HeNB GW does not exist, These signaling also need to be transmitted, which will cause redundant signaling transmission.
  • the source HeNB needs to release the context information of the UE that has already switched off based on the indication message of receiving the target base station, if the source HeNB is connected to the MME through the HeNB GW. Then, it is further required that the HeNB GW whose source HeNB triggers its connection releases the context of the UE.
  • the HeNB cannot accurately determine whether it is connected to the MME through the HeNB GW.
  • the source HeNB still sends a message to trigger the pair of S1 connections.
  • the end network element releases the UE context.
  • the MME receives the redundant signaling, so the system needs to add an additional processing mechanism to handle the redundancy.
  • a technical problem to be solved by embodiments of the present invention is to provide a method for determining a connection state of a home base station and a home base station to avoid redundant cells, redundant signaling, or redundant operations.
  • an embodiment of the present invention provides a method for determining a connection status of a home base station.
  • Methods including:
  • the home base station determines whether the home base station is connected to the home base station gateway based on an initial network access procedure.
  • determining, by the home base station, whether the home base station is connected to the home base station gateway, based on an initial network access operation procedure includes:
  • the home base station is connected to the home base station gateway; when the initial context setup request message does not carry the mobile management entity identifier and the user equipment identifier allocated by the mobility management entity, it is determined that the home base station is not connected to the home base station gateway.
  • the foregoing method further includes:
  • the home base station determines that it is connected to the home base station gateway, it carries a specific cell in the sent signaling message, and if it is determined that it is not connected to the home base station gateway, it does not in the sent signaling message. Carrying a specific cell, the specific cell includes a cell that needs to be notified to the home base station gateway in a handover operation.
  • the home base station when the home base station is the target base station of the X2 handover operation procedure: when the home base station determines that it is not connected to the home base station gateway, the home base station is configured in the route conversion request signaling message sent by the S1 interface.
  • the service mobility management entity identifier cell when the user equipment does not carry the network based on the source base station accessing the network;
  • the route conversion request signaling message sent by the home base station on the S1 interface carries the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the foregoing method further includes:
  • the home base station determines that it is connected to the home base station gateway, performs a specific operation and/or transmits a specific signaling message, and if it is determined that it is not connected to the home base station gateway, does not perform a specific operation and/or does not send a specific
  • the signaling operation includes an operation related to the home gateway in a handover operation, where the specific signaling message includes a handover operation to be sent to the home network Off signaling messages.
  • the home base station determines that it is not connected to the home base station gateway, the home base station does not trigger the peer network element to release the context of the user equipment that is performing the handover operation;
  • the home base station When the home base station determines that it is connected to the home base station gateway, the home base station triggers the home base station gateway that establishes the S1 connection to release the context of the user equipment that is performing the handover operation.
  • the foregoing method further includes:
  • the home base station also acquires information about whether the peer home base station with which the X2 connection is established is connected to the home base station gateway, when the home base station serves as the source base station of the X2 handover operation procedure, and the opposite home base station serves as the target base station:
  • the home base station is sent to the home station
  • the handover request message of the peer home base station does not carry the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station;
  • the home base station gateway If at least one of the home base station and the peer home base station is not connected to the home base station gateway, or at least one of the home base station and the opposite home base station is not uniquely connected to a mobility management entity, the home The handover request message sent by the base station to the peer home base station carries the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the foregoing method further includes:
  • the home base station creates a state variable, the value of the state variable reflects whether it is connected to the home base station gateway; and creates a timer associated with the state variable;
  • the method further includes: determining whether the timer is in an initiating or timeout state, and performing the determining operation if the state is not started or timed out, After the determining operation is performed, the value of the state variable is set according to the determination result, and the timer is started or restarted.
  • the embodiment of the present invention further provides a home base station, where the home base station is configured to: determine whether the home base station is connected to the home base station gateway based on an initial network access operation procedure.
  • the home base station is configured to be established according to an initial context received on the S1 interface. Determining the request message: when the initial context setup request message carries the mobile management entity identifier and the user equipment identifier assigned by the mobility management entity to determine two cells, determining that the home base station is connected to the home base station gateway; when the initial context is established The request message does not carry the mobile management entity identifier and the user equipment identifier allocated by the mobility management entity to identify two cells, and determines that the home base station is not connected to the home base station gateway.
  • the home base station is further configured to: if it is determined to be connected to the home base station gateway, carry a specific cell in the sent signaling message, and if it is determined that it is not connected to the home base station gateway, the sent message is sent The message does not carry a specific cell, and the specific cell includes a cell that needs to be notified to the home base station gateway in the handover operation.
  • the home base station is configured to: when the home base station is the target base station of the X2 handover operation procedure: when the home base station determines that it is not connected to the home base station gateway, the home base station sends on the S1 interface
  • the route switching request signaling message does not carry the service mobility management entity identification cell when the user equipment accesses the network based on the source base station;
  • the route conversion request signaling message sent by the home base station on the S1 interface carries the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the home base station is further configured to: perform a specific operation and/or send a specific signaling message if it is determined to be connected to the home base station gateway, and if not determined to be connected to the home base station gateway, do not perform the specific And/or not transmitting a specific signaling message, the specific operation including an operation related to the home gateway in a handover operation, where the specific signaling message includes a handover operation to be sent to the home gateway Signaling message.
  • the home base station is configured to: when the home base station is the source base station of the X2 handover operation procedure: when the home base station determines that it is not connected to the home base station gateway, the home base station does not trigger the establishment of the S1
  • the connected peer network element releases the context of the user equipment that is performing the handover operation; when the home base station determines that it is connected to the home base station gateway, the home base station triggers the home base station gateway with which the S1 connection is established to release the user who is performing the handover operation The context of the device.
  • the home base station is further configured to: acquire information about whether the peer home base station that establishes the X2 connection with the home base station is connected to the home base station, where the home base station is the source base station of the X2 handover operation procedure, and the opposite end When the home base station is used as the target base station:
  • the home base station is sent to the home station
  • the handover request message of the peer home base station does not carry the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station;
  • the home base station gateway If at least one of the home base station and the peer home base station is not connected to the home base station gateway, or at least one of the home base station and the opposite home base station is not uniquely connected to a mobility management entity, the home The handover request message sent by the base station to the peer home base station carries the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the home base station is further configured to: create a state variable, where the value of the state variable reflects whether it is connected to the home base station gateway; and create a timer associated with the state variable;
  • the embodiment of the present invention provides a method for determining whether the HeNB is connected to the HeNB GW based on the initial network access operation procedure, so as to avoid the occurrence of redundant cells and redundant signaling, and further avoid redundancy. The rest of the operation.
  • 1 is a network structure diagram of a home base station
  • FIG. 2 is a determination and operation diagram 1 of an initial context establishment request (INITIAL CONTEXT SETUP REQUEST) signaling message according to an embodiment of the present invention
  • FIG. 3 is a determination and operation diagram 2 based on INITIAL CONTEXT SETUP REQUEST signaling in the embodiment of the present invention
  • FIG. 5 is a flowchart showing a process of controlling a HeNB to frequently perform a determination operation in an embodiment of the present invention.
  • the embodiment of the present invention provides a method for determining a connection status of a home base station, which includes:
  • the home base station determines whether the home base station is connected to the home base station gateway based on an initial network access procedure.
  • the HeNB determines, by using the initial context setup request message received on the S1 interface, whether: the identifier of the MME is carried in the initial context setup request message, and two UEs (Information Element, IE) determined by the MME are determined. Whether it is connected to the HeNB GW; if the two cells are carried, it is determined that the HeNB is connected to the HeNB GW, otherwise, it is determined that the HeNB is not connected to the HeNB GW.
  • the identifier of the MME is carried in the initial context setup request message
  • IE Information Element
  • the HeNB determines whether to carry a specific cell in the sent signaling message according to whether it is connected to the HeNB GW, where the specific cell includes a message that needs to be notified to the home base station gateway in the handover operation. yuan.
  • the HeNB determines whether to perform a specific operation and/or send a specific signaling message according to whether it is connected to the state of the HeNB GW, where the specific operation includes an operation related to the home gateway in the handover operation, where The specific signaling message includes a signaling message that needs to be sent to the home gateway in the handover operation.
  • the method includes: if the HeNB determines that it is not connected to the HeNB GW, the HeNB does not carry the UE based on the source base station in the route conversion request signaling message sent on the SI interface.
  • the identity cell of the serving MME when accessing the network includes:
  • the HeNB determines that it is connected to the HeNB GW, the HeNB carries the identification message of the serving MME when the UE accesses the network based on the source base station in the conversion request signaling message sent by the HeNB on the SI interface. Yuan.
  • the HeNB further acquires information about whether the peer HeNB that establishes the X2 connection with the HeNB GW is connected to the HeNB GW, and the HeNB is used as the source base station of the X2 handover operation procedure.
  • the peer HeNB is used as the target base station:
  • the HeNB sends a handover request message to the opposite end HeNB.
  • the service MME identity cell when the user equipment does not carry the user equipment based on the source base station accessing the network;
  • the HeNB is sent to the peer HeNB.
  • the handover request message carries the MME identity information cell when the user equipment accesses the network based on the source base station.
  • the method includes: if the HeNB determines that it is not connected to the HeNB GW, the HeNB does not trigger the peer network element with which the S1 connection is established to release the UE that is performing the handover operation.
  • the HeNB determines that it is connected to the HeNB GW, the HeNB triggers the HeNB GW with which the S1 connection is established to release the context of the UE that is performing the handover operation.
  • the HeNB creates a state variable, and the state variable takes a value to reflect whether it is connected to the HeNB GW.
  • the HeNB introduces a timer mechanism to avoid frequent execution of the determining operation, and further includes:
  • the HeNB When the timer is in a timeout state, the HeNB receives the initial context described above. When the request message is established, the operation of determining whether the HeNB is connected to the HeNB GW is not performed.
  • the parameters and/or states of the foregoing timers may be configured and/or modified by the HeNB and/or the home base station management system.
  • Figure 1 depicts the home base station network structure defined in the LTE standard.
  • the S1 connection is established with the MME or the HeNB GW.
  • the connection request of the UE is accepted, and The UE provides the service.
  • the system can perform some decisions more accurately in some scenarios, avoiding carrying redundant signals in some signaling messages, avoiding transmitting redundant signaling messages, and avoiding triggering against Redundant cells and processing of redundant signaling to optimize system performance. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
  • the HeNB When the UE completes the air interface connection with the HeNB, the HeNB establishes a logical connection of the S1 signaling associated with the UE, and sends an initial message (INITIAL UE MESSAGE) to the core network element MME. After receiving the message, the MME performs a series of operations such as context information establishment and connection creation for the UE based on the content of the message, and sends an INITIAL CONTEXT SETUP REQUEST message to the HeNB.
  • an initial message IITIAL UE MESSAGE
  • the MME After receiving the message, the MME performs a series of operations such as context information establishment and connection creation for the UE based on the content of the message, and sends an INITIAL CONTEXT SETUP REQUEST message to the HeNB.
  • the HeNB GW When the HeNB is connected to the HeNB GW, the INITIAL CONTEXT SETUP REQUEST message sent from the MME needs to pass through the HeNB GW to reach the HeNB.
  • the INITIAL CONTEXT SETUP REQUEST message is forwarded to the HeNB by the HeNB GW, the HeNB GW needs to carry the additional two IEs, GUMMEI and the MME assigned UE identity (MME UE S1AP ID 2 ) in the message, where GUMMEI is serving The identity of the MME of the UE, the MME UE S1AP ID 2 is a service identifier assigned by the MME serving the UE to the UE.
  • the above two IEs are not carried in the INITIAL CONTEXT SETUP REQUEST message.
  • the determining operation can be performed, when the message carries the cell GUMMEI And the MME UE S1AP ID 2, the HeNB2 can determine that it is connected to the HeNB GW, and conversely, it can determine that it is not connected to the HeNB GW, but directly connects to the MME.
  • the value of a state variable previously created is set according to the result of the determining operation.
  • the state variable is named HeGW_Conn_State. After the setting of the HeGW_Conn_State is completed, the value of the HeGW_Conn_State can reflect whether the HeNB is connected to the HeNB GW.
  • the HeNB 2 sends a route conversion request message (PATH SWITCH REQUEST) to the MME during the handover completion phase, and the message triggers the MME to execute.
  • PATH SWITCH REQUEST route conversion request message
  • the message triggers the MME to execute.
  • PATH SWITCH REQUEST route conversion request message
  • the HeNB2 sends a PATH SWITCH REQUEST message based on the S1 interface, it is necessary to first determine how to encapsulate the message.
  • the specific operation is as follows:
  • HeNB2 first checks the value of the HeGW-Conn-State state variable that is saved by itself. If the value of HeGW_Conn_State reflects that it is connected to the HeNB GW, the source MME identifier needs to be carried in the PATH SWITCH REQUEST message to be sent. (Source MME GUMMED cell, the cell is used to indicate the identity of the serving MME when the UE performing the handover operation is connected to the core network based on the source base station. If the value of HeGW_Conn_State reflects that it is not connected to The HeNB GW does not need to carry the Source MME GUMMEI cell in the PATH SWITCH REQUEST message to be sent.
  • Source MME GUMMED cell the cell is used to indicate the identity of the serving MME when the UE performing the handover operation is connected to the core network based on the source base station.
  • the message can be sent based on the S1 interface.
  • the HeNB 1 performs a decision operation based on the received INITIAL CONTEXT SETUP REQUEST message, and further sets the value of the state variable HeGW_Conn_State to reflect whether it is connected to the HeNB GW.
  • the target base station sends a UE CONTEXT RELEASE message to the HeNB1 to trigger the HeNB1. Release the top and bottom of the UE that is performing the switching operation Text.
  • HeNB1 After HeNB1 receives the UE CONTEXT RELEASE, it needs to further perform the decision operation:
  • the HeNB1 first checks the value of the HeGW-Conn-State state variable saved by itself. If the value of the HeGW_Conn_State reflects that it is connected to the HeNB GW, it can be determined that the S1 interface needs to be sent to the HeNB GW to which it is connected. a message to trigger the HeNB GW to release the context of the UE that is performing the handover operation. If the value of the HeGW_Conn_State reflects that it is not connected to the HeNB GW, it can be determined that it is not necessary to trigger the peer network element with which the S1 connection is established to release the context of the UE that is performing the handover operation.
  • HeNB1 and HeNB2 still perform a decision operation based on the received INITIAL CONTEXT SETUP REQUEST message, and further set the value of the state variable HeGW_Conn_State to reflect whether it is connected to the HeNB. GW. After both HeNB 1 and HeNB 2 know the result of whether they are connected to the HeNB GW, the X2 interface mutually informs the opposite end HeNB to store and/or update the determination result of whether or not each other is connected to the HeNB GW, and saves the connection state variable HeGW of the other party. Conn—The value of State.
  • HeNB1 needs to perform a determination operation before transmitting a handover request (HANDOVER REQUEST) message to HeNB2, as follows :
  • the HeNB1 first checks the value of the state variable HeGW_Conn_State-1, which reflects whether it is directly connected to the HeNB GW, and the value of the state variable HeGW_Conn_State-2, which reflects whether the HeNB2 is directly connected to the HeNBGW. If the values of the two state variables reflect that HeNB1 and HeNB2 are not connected to the HeNB GW, and both HeNB1 and HeNB2 are connected to one MME, the cell GUMMEI does not need to be carried in the HANDOVER REQUEST message to be sent. The cell is used to indicate the identity of the serving MME when the UE performing the handover operation is connected to the core network based on HeNB1.
  • the cell GUMMEL needs to be carried in the HANDOVER REQUEST message to be sent.
  • the HeNB1 After the HeNB1 completes the determination operation for the HANDOVER REQUEST signaling message carrying content, it can encapsulate and send the message based on the X2 interface.
  • the home base station still performs the determining operation based on the received INITIAL CONTEXT SETUP REQUEST message, and further sets the value of the state variable HeGW_Conn_State to Reflect whether it is connected to the HeNB GW.
  • the home base station may perform a determination operation every time the INITIAL CONTEX SETUP REQUEST message is received, or set a determination condition, and the determination is performed when the home base station receives the INITIAL CONTEX SETUP REQUEST message and satisfies the set determination condition thereof. operating.
  • the HeNB may receive several INITIAL CONTEX SETUP REQUEST messages in a short time, and the value of the HeGW_Conn_State state variable does not change frequently or even There is no change, the judgment condition can be preset, and the judgment is made when the judgment condition is satisfied.
  • the execution of the unnecessary determination operation is reduced by presetting the determination condition to save system resource overhead. For example, when the HeNB creates the state variable HeGW_Conn_State, an association timer is introduced, and the execution of the unnecessary determination operation is reduced based on the timer to save system resource overhead. At this time, the execution condition of the operation is determined to be that the timer is not started or has timed out. The specific method of using the timer is further explained below.
  • the HeGW-Conn-State state variable is set to the value of the HeNB's non-connected HeNB GW state, and an associated timer is configured for it.
  • the timer is named HeGW. — Conn — Timer, the initial state of this timer is configured to be not enabled.
  • the HeNB receives the INITIAL CONTEX SETUP REQUEST message, it first checks the HeGW_Conn_Timer status.
  • HeGW_Conn_Timer status is not started or timed out, perform the determination described in the above example 1 to determine whether the HeNB is connected to the HeNB GW operation, and update the value of the HeGW_Conn_State state variable based on the result of the determination operation, when the execution is completed. After determining whether the HeNB is connected to the HeNB GW, and starting or restarting the timing associated therewith HeGW_Conn_Timer; if the HeGW_Conn_Timer state is already started and has not timed out, the determination of whether the HeNB is connected to the HeNB GW operation described in the above Example 1 is not performed.
  • the parameters and/or status of the above timers may be configured and/or modified by the HeNB and/or the home base station management system.
  • the embodiment of the present invention further provides a home base station, where the home base station is configured to: determine whether the home base station is connected to the home base station gateway based on an initial network access operation procedure.
  • the home base station is configured to determine, according to the initial context setup request message received on the S1 interface, when the initial context setup request message carries the mobile management entity identifier and the user equipment identifier assigned by the mobility management entity. Determining that the home base station is connected to the home base station gateway; when the initial context setup request message does not carry the mobile management entity identifier and the user equipment identifier of the mobile management entity, two cells are determined, and the home base station is determined not to be connected to Home base station gateway.
  • the home base station is further configured to: determine whether to carry a specific cell in the sent signaling message according to whether it is connected to the home base station gateway.
  • the home base station is configured to: when the home base station is the target base station of the X2 handover operation procedure:
  • the route conversion request signaling message sent by the home base station on the S1 interface does not carry the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the route conversion request signaling message sent by the home base station on the S1 interface carries the service mobility management entity identifier cell when the user equipment accesses the network based on the source base station.
  • the home base station is further configured to: determine whether to perform a specific operation and/or send a specific signaling message according to whether it is connected to the home base station gateway.
  • the home base station is configured to: when the home base station is used as a source base station of an X2 handover operation procedure: When the home base station determines that it is not connected to the home base station gateway, the home base station does not trigger the peer network element with which the S1 connection is established to release the context of the user equipment that is performing the handover operation; the home base station determines that it is connected to the home base station. At the time of the gateway, the home base station triggers the home base station gateway with which the S1 connection is established to release the context of the user equipment that is performing the handover operation.
  • the home base station is further configured to: obtain information about whether the peer home base station with which the X2 connection is established is connected to the home base station gateway, where the home base station is the source base station of the X2 handover operation procedure, and the opposite home base station When acting as a target base station:
  • the home base station is sent to the The handover request message of the peer home base station does not carry the identifier cell of the service mobility management entity when the user equipment accesses the network based on the source base station;
  • the home base station is The handover request message sent to the peer home base station carries the identifier cell of the service mobility management entity when the user equipment accesses the network based on the source base station.
  • the home base station is further configured to: create a state variable, the value of the state variable reflects whether it is connected to the home base station gateway; and create a timer associated with the state variable;
  • modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device, or they may be separately fabricated into individual integrated circuit modules, or they may be Multiple modules or steps are made into a single integrated circuit module. Thus, the invention is not limited to any particular hardware and software. Piece combination.
  • the embodiment of the present invention provides a method for determining whether the HeNB is connected to the HeNB GW based on the initial network access operation procedure, so as to avoid the occurrence of redundant cells and redundant signaling, and further avoid redundancy. The rest of the operation.

Landscapes

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

Abstract

L'invention a trait à un procédé permettant de déterminer l'état de connexion d'un eNB de rattachement (HeNB), et à un eNB de rattachement. Selon ledit procédé, un eNB de rattachement détermine, sur la base du processus d'une opération d'accès au réseau initiale, s'il est connecté à une passerelle d'eNB de rattachement (HeNB GW). Ce procédé évite l'apparition d'éléments d'information redondants et d'une signalisation redondante, ainsi que l'apparition d'opérations redondantes.
PCT/CN2012/074895 2011-04-29 2012-04-28 Procédé permettant de déterminer l'état de connexion d'un enb de rattachement et enb de rattachement Ceased WO2012146206A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110111766.3A CN102761985B (zh) 2011-04-29 2011-04-29 判定家用基站与家用基站网关连接关系的方法及家用基站
CN201110111766.3 2011-04-29

Publications (1)

Publication Number Publication Date
WO2012146206A1 true WO2012146206A1 (fr) 2012-11-01

Family

ID=47056272

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/074895 Ceased WO2012146206A1 (fr) 2011-04-29 2012-04-28 Procédé permettant de déterminer l'état de connexion d'un enb de rattachement et enb de rattachement

Country Status (2)

Country Link
CN (1) CN102761985B (fr)
WO (1) WO2012146206A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101742735A (zh) * 2008-11-04 2010-06-16 中兴通讯股份有限公司 一种实现配置信息更新的方法及系统
CN101784095A (zh) * 2009-01-16 2010-07-21 中兴通讯股份有限公司 基于家庭基站的接入模式处理方法
WO2010147524A1 (fr) * 2009-06-18 2010-12-23 Telefonaktiebolaget L M Ericsson (Publ) Procédé et agencements dans un système de télécommunication mobile
CN102118807A (zh) * 2011-01-18 2011-07-06 大唐移动通信设备有限公司 直接通路的拆除方法及其系统、家庭基站和本地网关
CN102256287A (zh) * 2010-05-19 2011-11-23 中兴通讯股份有限公司 确定家庭基站在线状态的方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101998578B (zh) * 2009-08-17 2015-05-20 中兴通讯股份有限公司 家庭基站网络共享的实现方法及系统
CN102026308A (zh) * 2009-09-14 2011-04-20 大唐移动通信设备有限公司 一种基站类型的确定方法及设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101742735A (zh) * 2008-11-04 2010-06-16 中兴通讯股份有限公司 一种实现配置信息更新的方法及系统
CN101784095A (zh) * 2009-01-16 2010-07-21 中兴通讯股份有限公司 基于家庭基站的接入模式处理方法
WO2010147524A1 (fr) * 2009-06-18 2010-12-23 Telefonaktiebolaget L M Ericsson (Publ) Procédé et agencements dans un système de télécommunication mobile
CN102256287A (zh) * 2010-05-19 2011-11-23 中兴通讯股份有限公司 确定家庭基站在线状态的方法及系统
CN102118807A (zh) * 2011-01-18 2011-07-06 大唐移动通信设备有限公司 直接通路的拆除方法及其系统、家庭基站和本地网关

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
NOKIA SIEMENS NETWORKS: "Comments on the introduction of the MME UE ID 2 IE", R3-110301, 3GPP TSG-RAN WG3 MEETING #70BIS, 21 January 2011 (2011-01-21) *
ZTE: "Clarification of routing functionality for X2 based handover", R3-110726 3GPP TSG-RANWG3 MEETING #71, 25 February 2011 (2011-02-25) *

Also Published As

Publication number Publication date
CN102761985B (zh) 2016-11-23
CN102761985A (zh) 2012-10-31

Similar Documents

Publication Publication Date Title
WO2020103842A1 (fr) Procédé et appareil de communication
CN112040567B (zh) 一种恢复rrc连接的方法及装置、计算机存储介质
JP2020524940A (ja) 無線通信システムにおける端末の登録方法およびそのための装置
WO2018019001A1 (fr) Procédé et appareil de changement d'état d'un terminal
CN107046714B (zh) 一种数据传输方法、装置和系统
CN110493890A (zh) 一种连接恢复方法、接入和移动性管理功能实体及用户设备
CN103220815A (zh) 一种基站间接口连接建立方法及装置
CN110268732B (zh) 数据传输方法、基站、本地疏导控制器、网关和系统
WO2022161676A1 (fr) Circuits de courtage, circuits de courtage en réseau, dispositifs de courtage, station de base, dispositifs d'éditeur, dispositifs d'abonnés
CN115623451A (zh) 条件切换方法和设备
WO2012155713A1 (fr) Système et procédé d'opération de commutation
CN104980945B (zh) 一种封闭成员组身份状态更新的方法、系统及基站
EP3878239A1 (fr) Procédé et système pour prise en charge de multiples tranches de réseau entièrement séparées
WO2019062794A1 (fr) Dispositif et procédé d'établissement de porteuse
WO2012155752A1 (fr) Nœud b évolué domestique et procédé de déclaration d'informations, procédé de contrôle d'accès et système associé
WO2022082543A1 (fr) Procédé et appareil de migration de nœud iab
CN115707150A (zh) 远端用户设备的处理方法及用户设备
CN102595535A (zh) 信息处理方法、接入网网元、核心网网元、家庭基站和网关
WO2015043289A1 (fr) Procédé d'interaction d'un nœud b avec une passerelle x2, nœud b, et passerelle x2
WO2011160454A1 (fr) Procédé et système de traitement de message
CN106612528A (zh) 基站及其选取mme的方法
CN107548166B (zh) 配置多连接信令的方法、主基站、用户设备及通信系统
CN102761924B (zh) 判定家用基站与家用基站网关连接关系的方法与家用基站
WO2012146206A1 (fr) Procédé permettant de déterminer l'état de connexion d'un enb de rattachement et enb de rattachement
WO2011060687A1 (fr) Procédé et système de désenregistrement de station de base

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12777377

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12777377

Country of ref document: EP

Kind code of ref document: A1