CN108616987A - Information interacting method and device - Google Patents

Information interacting method and device Download PDF

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Publication number
CN108616987A
CN108616987A CN201710008159.1A CN201710008159A CN108616987A CN 108616987 A CN108616987 A CN 108616987A CN 201710008159 A CN201710008159 A CN 201710008159A CN 108616987 A CN108616987 A CN 108616987A
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CN
China
Prior art keywords
nas
default state
state
connection
cell
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CN201710008159.1A
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Chinese (zh)
Inventor
牛丽
吴昱民
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ZTE Corp
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ZTE Corp
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Priority to CN201710008159.1A priority Critical patent/CN108616987A/en
Priority to PCT/CN2017/117022 priority patent/WO2018126883A1/en
Publication of CN108616987A publication Critical patent/CN108616987A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W68/00User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/02Arrangements for increasing efficiency of notification or paging channel

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

Abstract

The embodiment of the invention discloses a kind of information interacting method and devices, include applied to the method in the user equipment (UE) in default state:The access layer AS of the UE receives the paging message that base station is sent;Based on the paging message connection recovery request is returned to the base station;Based on the base station after receiving the connection recovery request, the connection for carrying predetermined information of return restores message;The predetermined information is the information that mobile management entity MME is sent to the UE;The predetermined information is transferred to the Non-Access Stratum NAS of the UE by the AS.

Description

Information interacting method and device
Technical field
The present invention relates to field of communication technology more particularly to a kind of information interacting methods and device.
Background technology
Prior art Long Time Evolution system (Long Term Evolution, LTE) is mainly made of three equipment:With Family equipment (User Equipment, UE), core net (Core Network, CN) and base station (Evolved Node B, eNB), Wherein, the mobile management entity in core net (Mobility Management Entity, MME) is mainly responsible for the biography of signaling Defeated, gateway (Serving GetWay, SGW) is mainly responsible for the transmission of data.The interface of UE and eNB is Uu, eNB and core The interface of net is S1.
Typically for some UE, there are S1 connections, eNB there will necessarily be Uu with UE and connect.
And the agreement framework of UE, eNB and MME can be such as Fig. 2.For UE, radio resource control layer (RadioResource Control, RRC), Packet Data Convergence Protocol (Packet Data Convergence Protocol, PDCP), be wirelessly connected Control (Radio Link Control, RLC), media access control (Medium Access Control, MAC) and physical layer (Physical Layer, PHY) belongs to access layer (Access Stratum, AS), and the high level of AS is Non-Access Stratum (Non Access Stratum, NAS), AS and NAS can be interacted.
For some UE, there is no Uu connections then AS and NAS all in idle state.In future communication systems, terminal Quantity increases quickly, the especially application of Internet of Things, and eNB can be caused to need to establish signaling connection with a large amount of UE.On the one hand, these Signaling connection can expend many interface-free resources, different from traditional business in particular for some small data packets business, these business Not only have the characteristics that data packet is small, but also the transmission interval of data packet is very long.Such as:Wechat business.These business can be very Interface-free resources are occupied always in for a long time;On the other hand, a large amount of signaling connection proposes very the processing capacity and capacity of eNB High requirement, the processing of these signalings can occupy a large amount of processing time of eNB, and increase the hardware processor of eNB and interior The cost deposited.
In order to mitigate the signaling traffic load of UE and eNB, the prior art proposes a kind of light connection (light connection) State.In the case that UE does not have data transmission, UE and eNB are positively retained at light connection status.Under light connection status, UE only has Carry out the cell processes such as process just interaction with eNB progress relevant informations again.In this way, UE has also achieved the purpose that power saving.And ENB can not only preserve the information of UE, also continue to keep the S1 of the UE to connect with core net.In this way, when UE is in light connection status, And UE has data transmission, need to only re-establish the connection of UE and eNB, so that it may restore communication, also ensure the delay requirement of business.
As it can be seen that UE, under light connection status, NAS needs to preserve the good connection negotiated with MME, and AS does not resettle Uu companies It connects, this is all different from former AS and NAS states, has led to the difference between AS and the state of NAS.However there are some cases Under, MME has information to need to be issued to UE, but the AS between present terminal and base station and does not set up connection or in idle shape State, therefore at this point, the NAS how NAS message that MME is issued is sent to UE is prior art urgent problem to be solved.
Invention content
In view of this, an embodiment of the present invention is intended to provide a kind of information interacting method and devices, at least partly solve above-mentioned Problem.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way:
First aspect of the embodiment of the present invention provides a kind of information interacting method, presets in state user equipment (UE), including:
The access layer AS of the UE receives the paging message that base station is sent;
Based on the paging message connection recovery request is returned to the base station;
Based on the base station after receiving the connection recovery request, the predetermined information connection that carries of return restores Message;The predetermined information is the information that mobile management entity MME is sent to the UE;
The predetermined information is transferred to the Non-Access Stratum NAS of the UE by the AS.
Based on said program, the UE is the UE in default state;
The default state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
Based on said program, the UE is in default state;
The method further includes:
When the UE, which needs to access, does not support the cell of the default state, the AS sends confirmation of the reservation to the NAS;
After the NAS receives the confirmation of the reservation, into idle state;
After the NAS enters idle state, initiating updating of tracking area TAU processes.
Based on said program, it is described when the UE need to access do not support the cell of the default state when, the AS is to institute It states NAS and sends confirmation of the reservation, including:
When the UE, which needs to access, does not support the cell of the default state, the AS sends connection to the NAS and restores Failure notification, cell reselection failure notification, the notice for being returned to the idle state or indicating cell do not support the default state Notice.
Second aspect of the embodiment of the present invention provides a kind of information interacting method, is applied in base station, including:
When receiving mobile management entity MME and being handed down to the predetermined information of default state user equipment (UE), sent to the UE Paging message;
Receive the connection recovery request that the UE is returned after receiving the paging message;
The connection recovery message for carrying the predetermined information is sent to the UE according to the connection recovery request.
It is described when receiving mobile management entity and being handed down to the predetermined information of user equipment (UE) based on said program, to institute It states UE and sends paging message, including:
When reception MME is handed down to the predetermined information of the UE in default state, paging message is sent to the UE, wherein institute Stating default state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
The third aspect of the embodiment of the present invention provides a kind of information interacting method, is applied to the user equipment (UE) in default state In, including:
When the UE, which needs to access, does not support the cell of the default state, the AS of the UE is sent to the NAS of the UE Confirmation of the reservation;
After the NAS receives the confirmation of the reservation, into idle state;
After the NAS enters idle state, initiating updating of tracking area TAU processes.
Based on said program, it is described when the UE need to access do not support the cell of the default state when, the AS is to institute It states NAS and sends confirmation of the reservation, including:
When the UE, which needs to access, does not support the cell of the default state, the AS sends connection to the NAS and restores Failure notification, cell reselection failure notification, the notice for being returned to the idle state or indicating cell do not support the default state Notice.
Fourth aspect of the embodiment of the present invention provides a kind of information interactive device, is applied in default state user equipment (UE), packet It includes:
First receiving unit, the access layer AS for the UE receive the paging message that base station is sent;
First transmission unit, for returning to connection recovery request to the base station based on the paging message;
First receiving unit is additionally operable to based on the base station after receiving the connection recovery request, return The connection for carrying predetermined information restores message;The predetermined information is the information that mobile management entity MME is sent to the UE;
The predetermined information is transferred to the Non-Access Stratum NAS of the UE for the AS by the first transmission unit.
Based on said program, the UE is the UE in default state;
The default state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
Based on said program, described device further includes:
Second transmission unit, also particularly useful for when the UE need access do not support the cell of the default state when, it is described AS sends confirmation of the reservation to the NAS;
Execution unit, after receiving the confirmation of the reservation for the NAS, into idle state;Enter in the NAS After idle state, initiating updating of tracking area TAU processes.
Based on said program, second transmission unit needs access not support described preset specifically for working as the UE When the cell of state, the AS sends connection recovery failure notification to the NAS, cell reselection failure notification, is returned to the sky The notice of not busy state or indicating cell do not support the notice of the default state.
The 5th aspect of the embodiment of the present invention provides a kind of information interactive device, is applied in base station, including:
Second transmission unit is handed down to the predetermined of the user equipment (UE) in default state for receiving mobile management entity When information, paging message is sent to the UE;
Second receiving unit is asked for receiving the connection recovery that the UE is returned after receiving the paging message It asks;
Second transmission unit, it is described pre- specifically for being carried to UE transmissions according to the connection recovery request The connection for determining information restores message.
Based on said program, the UE is the UE in default state;
The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
The 6th aspect of the embodiment of the present invention provides a kind of information interactive device, is applied in default state user equipment (UE), packet It includes:
Second transmission unit, for when the UE need access do not support the cell of the default state when, the AS of the UE Confirmation of the reservation is sent to the NAS of the UE;
Execution unit, after receiving the confirmation of the reservation for the NAS, into idle state;Enter in the NAS After idle state, initiating updating of tracking area TAU processes.
Based on said program, second transmission unit needs access not support described preset specifically for working as the UE When the cell of state, the AS sends connection recovery failure notification to the NAS, cell reselection failure notification, is returned to the sky The notice of not busy state or indicating cell do not support the notice of the default state.
The information interacting method and device of the embodiment of the present invention, on the one hand, base station receives MME and is sent in light connection UE predetermined message when, paging message can be sent to UE, recovery is attached between the corresponding UE of such triggering and base station, In connecting recovery process or after connection recovery, the predetermined information carrying that MME is sent to UE restores to send out in message in connection UE is given, the NAS that predetermined message is transferred to UE later is received by the AS of UE, so as to complete the NAS in the UE gently connected The interaction of message.On the other hand, UE has found that the cell for wanting access does not support default state, the AS of UE when carrying out cell reselection Confirmation of the reservation can be sent to NAS, NAS can enter idle state after receiving confirmation of the reservation, and UE will enter the free time in NAS TAU processes are executed after state, such UE can be linked into the cell for wanting access by TAU processes.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of communication system;
Fig. 2 is the structural schematic diagram of another communication system;
Fig. 3 is the flow diagram of the first information interacting method provided in an embodiment of the present invention;
Fig. 4 is the flow diagram of second of information interacting method provided in an embodiment of the present invention;
Fig. 5 is the flow diagram of the third information interacting method provided in an embodiment of the present invention;
Fig. 6 is the structural schematic diagram of the first information interactive device provided in an embodiment of the present invention;
Fig. 7 is the structural schematic diagram of second of information interactive device provided in an embodiment of the present invention;
Fig. 8 is the structural schematic diagram of the third information interactive device provided in an embodiment of the present invention;
Fig. 9 is the flow diagram of the 4th kind of information interacting method provided in an embodiment of the present invention;
Figure 10 is the flow diagram of the 5th kind of information interacting method provided in an embodiment of the present invention.
Specific implementation mode
Technical scheme of the present invention is further elaborated below in conjunction with Figure of description and specific embodiment.
As shown in figure 3, the present embodiment provides a kind of information interacting method, it is applied to the user equipment (UE) in default state In, including:
Step S110:The access layer AS of the UE receives the paging message that base station is sent;
Step S120:Based on the paging message connection recovery request is returned to the base station;
Step S130:Based on the base station after receiving the connection recovery request, return carries predetermined letter The connection of breath restores message;The predetermined information is the information that mobile management entity MME is sent to the UE;
Step S140:The predetermined information is transferred to the Non-Access Stratum NAS of the UE by the AS.
The UE is in default state in the present embodiment, i.e., the connection of the S1 mouths of the described UE is kept, and Uu mouthfuls of connection is disconnected Open, the NAS for being equivalent to UE also keeps connection between MME, but the AS of UE and base station (for example, evolved base station eNB) it Between AS between AS connections disconnect.In this case, MME just will be considered that do as usual sends message to UE.In this case, UE Just it is also possible to receiving the message of MME transmissions.But the connection between the AS between eNB and UE is to disconnect.When eNB is received It is sent to MME when being currently at the predetermined information gently connected, base station can send paging message to UE.Therefore institute in the present embodiment The paging message that the base station is sent can be received by stating UE.In general, paging message here is typically to pass through broadcast mode or group What broadcast mode was sent.The UE receive page the message of oneself after, can to base station send connection recovery request.The connection is extensive Multiple request can trigger the connection between eNB and the AS of UE and restore.It is worth noting that, the paging message receives for base station It is sent when the predetermined information that MME is sent.
The inactive state that the default state described in the present embodiment may include light connected state and is derived from light connected state.Gently The common trait of connected state and inactive state is S1 mouthfuls and keeps connection, and Uu mouthfuls of connections disconnect;Difference is described gently to connect The UE connect under state may not be able to be to base station transmission data, and unactivated state may be sent by the other modes such as unauthorized and be believed Breath;Certainly, when specific implementation, the restriction of the light connected state and inactive state is not limited to this.
It will be received described predetermined in the interaction message between base station in the step S130 in the present embodiment Information.
In this case, by the transmission of paging message, the UE in default state can receive the MME transmissions of base station transmission Predetermined information.
In the present embodiment the connection recovery request can be wireless heterogeneous networks (Radio Resource Control, RRC recovery request) is connected.
In the present embodiment, the step S130 may include:Receive the base station transmission carries the predetermined information Connection restore message.
The predetermined information directly carries in connection restores message in the present embodiment.The predetermined information can be NAS Protocol Data Unit (Protocol Data Unit, PDU).In this case, the UE is receiving the connection recovery message Meanwhile receiving the predetermined information.
Here it is that RRC connections restore message that connection, which restores message,.
After receiving the RRC connections and restoring message, the UE can continue to connect recovery operation, complete to connect After recovery operation, returning to connection completion message to eNB can also stop to connect since the predetermined information has been received The operation of recovery no longer sends connection to the eNB and completes message, to keep UE to keep default state.
Due to the mobility of UE, UE may carry out cell reselection.Since UE is currently at default state, the NAS of UE is place In busy shape state, if the cell of UE gravity treatments does not support busy state, the AS of the UE to need between the AS of eNB Connection is established, at this time, it is necessary to execute complete TAU processes.As shown in Fig. 2, the method further includes:
Step S210:When the UE under default state, which needs to access, does not support the cell gently connected, the AS of UE to The NAS of the UE sends confirmation of the reservation;
Step S220:After the NAS receives the confirmation of the reservation, into idle state;
Step S230:After the NAS enters idle state, initiating updating of tracking area TAU processes.
When the UE AS channel measurement and receive broadcast message by way of, determine current area gravity treatment want The cell of access, when not supporting gently to connect, then AS can send confirmation of the reservation to NAS.Confirmation of the reservation triggering NAS exits busy State returns to idle state, and after returning to idle state, the UE just meets the condition of TAU processes execution, will further send out Play TAU processes.After NAS enters idle state, is just had access to by initiation TAU processes and do not support currently gently to connect Cell.
The confirmation of the reservation can be:The triggering NAS being specially arranged in current application scene enters idle state Information, the existing information that can be triggered NAS and enter idle state can also be utilized.Several achievable sides presented below Formula:
The step S210 may include:
When the UE, which needs to access, does not support the cell of the default state, the AS sends connection to the NAS and restores Failure notification, cell reselection failure notification, the notice for being returned to the idle state or indicating cell do not support the default state Notice.
Above-mentioned each message can trigger the NAS and exit the busy state, since anger is to the idle state; But it is not limited to aforesaid way when implementing.
Information interacting method shown in Fig. 3 and information interacting method shown in Fig. 4, can realize respectively, can also combine It realizes.For example, first carrying out information interacting method shown in Fig. 3, light connected state or inactive state etc. are not supported when UE needs to access When the cell of default state, the method described in Fig. 4 is executed.Certainly, the UE can also first carry out information exchange side shown in Fig. 4 Then method supports the cell that gently connects, and receive the predetermined information that the MME is sent in default state when UE is linked into again When, then execute flow shown in Fig. 3.
As shown in figure 5, the present embodiment provides a kind of information interacting method, it is applied in base station, including:
Step S310:When receiving mobile management entity and being handed down to the predetermined information of the user equipment (UE) in default state, Paging message is sent to the UE;
Step S320:Receive the connection recovery request that the UE is returned after receiving the paging message;
Step S330:The connection recovery for carrying the predetermined information is sent to the UE according to the connection recovery request Message.
Here base station can be eNB above-mentioned.Base station receives the predetermined information for being sent to the UE for being currently at default state When, since the AS connections between eNB and UE disconnect, therefore paging message will be sent, and promote to establish connection between the UE and base station. During establishing connection or establishes connection and then the predetermined information is sent to UE.
Directly the predetermined information is carried in the connection restores message in the present embodiment, on the one hand can be reduced Predetermined information is sent to the delay of UE, while can reduce the information interaction times between UE, the UE whether the company of being to continue with It connects operation or is retained in the default state, can be determined according to current demand by the UE or base station.For example, the base station may be used also Include specific fields to restore message in the connection, which can serve to indicate that whether the UE continues connection and restore Operation.For example, when specific fields are the first value, the UE will stop connection recovery operation to remain in default state, be the When two-value, the UE will continue to connect recovery operation, restore the connection between eNB.
As shown in fig. 6, the present embodiment provides a kind of information interactive device, it is applied to the user equipment (UE) in default state In, including:
First receiving unit 110, the access layer AS for the UE receive the paging message that base station is sent;
First transmission unit 120, for returning to connection recovery request to the base station based on the paging message;
First receiving unit 110 is additionally operable to based on the base station after receiving the connection recovery request, returns The connection for carrying predetermined information returned restores message;The predetermined information is that mobile management entity MME is sent to the UE's Information;
The predetermined information is transferred to the Non-Access Stratum NAS of the UE for the AS by the first transmission unit 130.
The interactive device provided in this embodiment, in UE.First receiving unit 110 and described first is sent Unit 120 can correspond to the wireless interface in the UE, i.e. dual-mode antenna, can be used for base station, for example, eNB carries out letter Breath interaction.
First transmission unit 130 corresponds to the transmission channel inside the UE, for example, bus interface, may be implemented Information inside transmits.
The predetermined information is any information that the MME is sent to the UE in default state.Here the default state For the state of the connection of the disconnection and S1 mouthfuls of holding of the Uu mouths of UE.
The paging message that described device can be sent based on base station in the present embodiment restores to connect with base station, is restoring to connect During connecing or after restoring connection, receives MME from base station and be sent to its predetermined information.
As shown in fig. 7, the present embodiment also provides another information interactive device, including:
Second transmission unit 210 is not supported described gently to connect also particularly useful for when the UE in default state needs to access When cell, the AS of the UE sends confirmation of the reservation to the NAS of the UE;Here default state may refer to preceding solution, It is not just repeated herein.
Execution unit 220, after receiving the confirmation of the reservation for the NAS, into idle state;In the NAS Into after idle state, initiating updating of tracking area TAU processes.
Here the second transmission unit equally can correspond to the internal communications interface of UE, it can be achieved that letter between AS and NAS Breath interaction.The internal communications interface can be the internal communication bus.
The execution unit 220 can correspond to the processor in the UE or processing circuit.The processor can be center Processor, microprocessor, digital signal processor, application processor or programmable array etc..The processor or processing circuit Pass through the execution of predetermined instruction, it will promote NAS to exit busy state, returns to idle state, and initiate TAU processes, with Just access current UE wishes to integrate into the cell for not supporting gently to connect.
In some embodiments, second transmission unit 210, specifically for work as the UE need to access do not support it is described When the cell of default state, the AS sends connection recovery failure notification to the NAS, cell reselection failure notification, is returned to institute It states the notice of idle state or indicating cell does not support the notice of the default state.The information of second transmission unit 210 transmission can For any one of above- mentioned information, the confirmation of the reservation transmitted in a word can promote NAS to enter idle state, and UE is promoted to send TAU processes.
The unit that Fig. 6 and Fig. 7 include may belong to the structure of different information interactive devices, can also belong to same The structure of a information interactive device.
As shown in figure 8, the present embodiment provides a kind of information interactive device, it is applied in base station, including:
Second transmission unit 310 is handed down to the user equipment (UE) in default state for receiving mobile management entity When predetermined information, paging message is sent to the UE;
Second receiving unit 320 restores for receiving the connection that the UE is returned after receiving the paging message Request;
Second transmission unit 310 is specifically used for having sent carrying to the UE according to the connection recovery request The connection for stating predetermined information restores message.
The information interactive device provided in the present embodiment, for applied to the device in base station.Second transmission unit 310 and second receiving unit 320 can be corresponding to base station dual-mode antenna.Base station is sent to current place receiving MME When the predetermined information of the UE gently connected, paging message will be sent, paging needs to receive the UE of the predetermined information.When corresponding UE receives the paging message can send connection recovery request to base station, and the base station can pass through the hair of follow-up at this time It send, can be in connecting recovery process or after connection recovery, the predetermined information that MME is sent to the UE is sent to the UE.
In the present embodiment the UE be the UE in the default state, the default state can be light connected state above-mentioned or Inactive state.
Several specific examples are provided below in conjunction with following any embodiment:
Example 1:
As shown in figure 9, this example provides a kind of information interacting method, including:
Step 11:NAS is transmitted, and carries NAS PDU, specially:MME sends NASPDU to eNB;The NAS PDU are hair It gives in the UE's gently connected.
Step 12:ENB sends paging message to UE;
Step 13:UE sends RRC connection recovery requests to eNB;
Step 14:ENB sends RRC connections to UE and restores message, carries NAS PDU, and NASPDU here is aforementioned from MME It receives;
Step 15:NAS PDU are transferred to the NAS of UE by the AS of UE.
Example 3:
As shown in Figure 10, this example provides a kind of information interacting method, including:
Step 21:UE cell reselections, if currently having selected one not support the cell gently connected, UE access to the cell When, the RRC connections before can not just restoring are connected with S1;Step S22 will be executed:
Step 22:UE initiates TAU processes.
Before initiating TAU processes, the NAS of the AS notices UE of UE, UE are restored to idle state, need to initiate TAU processes. Specifically such as, when rrc layer cell reselection one cell for not supporting light linkage function, the UE AS of UE return to Idle state, and RRC notifies NAS, and content of announcement can be one such or several:Instruction NAS returns to Idle state, or instruction AS selections Cell do not support light linkage function either RRC recovery processs failure or cell reselection result etc..
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it Its mode is realized.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as:Multiple units or component can combine, or It is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each composition portion It can be the INDIRECT COUPLING by some interfaces, equipment or unit to divide mutual coupling or direct-coupling or communication connection Or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be and be physically separated, aobvious as unit The component shown can be or may not be physical unit, you can be located at a place, may be distributed over multiple network lists In member;Some or all of wherein unit can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing module, also may be used It, can also be during two or more units be integrated in one unit to be each unit individually as a unit;It is above-mentioned The form that hardware had both may be used in integrated unit is realized, can also be realized in the form of hardware adds SFU software functional unit.
One of ordinary skill in the art will appreciate that:Realize that all or part of step of above method embodiment can pass through The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer read/write memory medium, the program When being executed, step including the steps of the foregoing method embodiments is executed;And storage medium above-mentioned includes:It is movable storage device, read-only Memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or The various media that can store program code such as person's CD.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (16)

1. a kind of information interacting method, which is characterized in that in default state user equipment (UE), including:
The access layer AS of the UE receives the paging message that base station is sent;
Based on the paging message connection recovery request is returned to the base station;
Based on the base station after receiving the connection recovery request, the connection recovery for carrying predetermined information of return disappears Breath;The predetermined information is the information that mobile management entity MME is sent to the UE;
The predetermined information is transferred to the Non-Access Stratum NAS of the UE by the AS.
2. according to the method described in claim 1, it is characterized in that,
The UE is the UE in default state;
The default state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
3. method according to claim 1 or 2, which is characterized in that
The UE is in default state;
The method further includes:
When the UE, which needs to access, does not support the cell of the default state, the AS sends confirmation of the reservation to the NAS;
After the NAS receives the confirmation of the reservation, into idle state;
After the NAS enters idle state, initiating updating of tracking area TAU processes.
4. according to the method described in claim 3, it is characterized in that,
It is described that when the UE needs access not support the cell of the default state, the AS sends confirmation of the reservation to the NAS, Including:
When the UE, which needs to access, does not support the cell of the default state, the AS sends connection to the NAS and restores failure Notice, cell reselection failure notification, the notice for being returned to the idle state or indicating cell do not support the logical of the default state Know.
5. a kind of information interacting method, which is characterized in that it is applied in base station, including:
When receiving mobile management entity MME and being handed down to the predetermined information of default state user equipment (UE), sends and page to the UE Message;
Receive the connection recovery request that the UE is returned after receiving the paging message;
The connection recovery message for carrying the predetermined information is sent to the UE according to the connection recovery request.
6. according to the method described in claim 5, it is characterized in that,
It is described to send paging message to the UE when receiving mobile management entity and being handed down to the predetermined information of user equipment (UE), Including:
When reception MME is handed down to the predetermined information of the UE in default state, paging message is sent to the UE, wherein described pre- If state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
7. a kind of information interacting method, which is characterized in that it is applied in the user equipment (UE) in default state, including:
When the UE, which needs to access, does not support the cell of the default state, the AS of the UE is sent to the NAS of the UE to be made a reservation for Notice;
After the NAS receives the confirmation of the reservation, into idle state;
After the NAS enters idle state, initiating updating of tracking area TAU processes.
8. the method according to the description of claim 7 is characterized in that
It is described that when the UE needs access not support the cell of the default state, the AS sends confirmation of the reservation to the NAS, Including:
When the UE, which needs to access, does not support the cell of the default state, the AS sends connection to the NAS and restores failure Notice, cell reselection failure notification, the notice for being returned to the idle state or indicating cell do not support the logical of the default state Know.
9. a kind of information interactive device, which is characterized in that it is applied in default state user equipment (UE), including:
First receiving unit, the access layer AS for the UE receive the paging message that base station is sent;
First transmission unit, for returning to connection recovery request to the base station based on the paging message;
First receiving unit is additionally operable to based on the base station after receiving the connection recovery request, return and carry There is the connection of predetermined information to restore message;The predetermined information is the information that mobile management entity MME is sent to the UE;
The predetermined information is transferred to the Non-Access Stratum NAS of the UE for the AS by the first transmission unit.
10. according to the devices described in claim 11, which is characterized in that
The UE is the UE in default state;
The default state is the connection disconnection of the Uu mouths of UE and the connection status that S1 mouthfuls of connection is kept.
11. device according to claim 9 or 10, which is characterized in that
Described device further includes:
Second transmission unit, also particularly useful for when the UE need access do not support the cell of the default state when, the AS to The NAS sends confirmation of the reservation;
Execution unit, after receiving the confirmation of the reservation for the NAS, into idle state;Enter the free time in the NAS After state, initiating updating of tracking area TAU processes.
12. according to the devices described in claim 11, which is characterized in that
Second transmission unit, specifically for when the UE need access do not support the cell of the default state when, the AS Connection, which is sent, to the NAS restores failure notification, cell reselection failure notification, the notice for being returned to the idle state or instruction Cell does not support the notice of the default state.
13. a kind of information interactive device, which is characterized in that it is applied in base station, including:
Second transmission unit is handed down to the predetermined information of the user equipment (UE) in default state for receiving mobile management entity When, send paging message to the UE;
Second receiving unit, the connection recovery request returned after receiving the paging message for receiving the UE;
Second transmission unit, specifically for carrying the predetermined letter to UE transmissions according to the connection recovery request The connection of breath restores message.
14. device according to claim 13, which is characterized in that
The UE is the UE in default state;
The default state is:The state that the Uu mouths connection of the UE disconnects and S1 mouthfuls of connections are kept.
15. a kind of information interactive device, which is characterized in that it is applied in default state user equipment (UE), including:
Second transmission unit, for when the UE need to access do not support the cell of the default state when, the AS of the UE is to institute The NAS for stating UE sends confirmation of the reservation;
Execution unit, after receiving the confirmation of the reservation for the NAS, into idle state;Enter the free time in the NAS After state, initiating updating of tracking area TAU processes.
16. device according to claim 15, which is characterized in that
Second transmission unit, specifically for when the UE need access do not support the cell of the default state when, the AS Connection, which is sent, to the NAS restores failure notification, cell reselection failure notification, the notice for being returned to the idle state or instruction Cell does not support the notice of the default state.
CN201710008159.1A 2017-01-05 2017-01-05 Information interacting method and device Pending CN108616987A (en)

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PCT/CN2017/117022 WO2018126883A1 (en) 2017-01-05 2017-12-18 Information exchange method and apparatus, and computer storage medium

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