CN104519538A - User equipment, and method, device and system for receiving request messages - Google Patents

Abstract

The invention discloses user equipment, and a method, a device and a system for receiving request messages. The method for receiving the request messages includes receiving the request messages with business types and/or circuit-domain rollback response. Each request message is transmitted by the user equipment and can be one of a tracking area updating request message, a routing area updating request message and an expanding business request message. The user equipment, the method, the device and the system have the advantages that the problem of high 2G/3G (second generation/third generation) network reselection access signaling overhead under the condition that existing UE (user equipment) is constrained can be solved by the aid of the user equipment, the method, the device and the system, the signaling overhead can be lowered, and the 2G/3G network access efficiency can be improved.

Description

Subscriber equipment, request message method of reseptance, device and system thereof

Technical field

The present invention relates to the communications field, in particular to a kind of subscriber equipment, request message method of reseptance, device and system thereof.

Background technology

Third generation partner program (3rd Generation Partnership Project, referred to as 3GPP) standardization effort group, just be devoted at present research packet switched core network (Packet Switch Core referred to as, PS Core) and the evolution of global system for mobile communications wireless access network (Universal Mobile Telecommunication System Radio Access Network, referred to as UTRAN).This research topic is called System Architecture Evolution (System Architecture Evolution, referred to as SAE), object is Packet Based Network (the Evolved Packet Core making evolution, referred to as EPC) higher transmission rate can be provided, shorter transmission delay, optimize the UTRAN(Evolved UTRAN of grouping and support evolution, referred to as E-UTRAN), mobile management between the access network of UTRAN, WLAN (wireless local area network) (Wireless Local Area Network, referred to as WLAN) and other non-3 gpp.

Fig. 1 is the structural representation of the framework of SAE according to correlation technique, as shown in Figure 1, wireless access network (the Evolved Radio Access Network of evolution, referred to as E-RAN) in the network element that comprises be enode b (Evolved NodeB referred to as, eNodeB), Radio Resource is provided for the access for user, Packet Data Network (Packet Data Network, referred to as PDN) is for user provides the network of business, EPC provides lower transmission delay, and allow more wireless access system to access, its network element comprises: mobile management entity (Mobility Management Entity, referred to as MME), gateway (Serving Gateway, referred to as SGW), packet data network gateway (PDN Gateway, referred to as PGW), strategy and charging regulation function entity (Policy and Charging Rules Function, referred to as PCRF), home subscriber server (Home Subscriber Server, referred to as HSS) wherein, MME is the mobile management unit of SAE system, at universal mobile telecommunications system (Universal Mobile Telecommunications System, referred to as UMTS) in, mobile management unit is service universal grouping wireless service (General Packet Radio Service, referred to as GPRS) support node (Serving GPRSSupport Node, referred to as SGSN).

In order to support circuit domain business, 3GPP introduces circuit domain rollback (Circuit Switched Fallback in a network, referred to as CSFB) mechanism, in CSFB mechanism, MME is by SGs interface (interface between MME and mobile switching centre) and mobile switching centre (Mobile Switched Center, referred to as MSC) connect, in real network, MSC and VLR Visitor Location Register (Visitor Location Register, referred to as VLR) realize unifying.Fig. 2 is tracing section updating according to correlation technique and activates the schematic flow sheet that SGs connects, as shown in Figure 2, be registered in subscriber equipment (the User Equipment under the UTRAN area of coverage, referred to as UE) move to the E-UTRAN area of coverage, and in tracing section updating (Tracking AreaUpdate, referred to as TAU) process, have activated the flow process of SGs.Routing Area Update (Route Area Update, referred to as the RAU) flow process caused under the UTRAN area of coverage is moved to for the UE be registered under the E-UTRAN area of coverage, similar with the flow process shown in Fig. 2, will introduce no longer separately at this.As shown in Figure 2, comprise the following steps:

Step S201, UE moves to the E-UTRAN area of coverage under MME, tracing section updating request message is sent to MME, request is registered in new region, carrying SGSN in update request message is the grouping temporary mobile subscriber identity (Packet-Temporary Mobile Subscriber Identity, referred to as P-TMSI) that UE distributes;

Step S202, new MME to old SGSN, send to old SGSN the context that context request signaling obtains UE according to P-TMSI identifier lookup;

Step S203, the mobile management of user and carrying (bearer) information are sent to new MME by old SGSN, namely carry out context response;

Step S204, new MME confirms context after receiving context response;

Step S205, new MME is to SGW starting update load bearing request message, upgrade in bearing request message and carry source GPRS Tunnel Protocol control plane (GPRS Tunneling Protocol-Control Plane, referred to as GTP-C) Tunnel Identifier and object GTP-C Tunnel Identifier, the binding relationship of SGW more new bearer;

Step S206, SGW send more new bearer request to PGW, and the parameters such as the address information of SGW, tunnel identification information, access technology type are sent to PGW.

Step S207, PGW upgrade the context of self and return renewal bearing response message to SGW, and response message content comprises the address of PGW and Tunnel Identifier etc.;

Step S208, SGW return more new bearer response to new MME, and the object GTP-C Tunnel Identifier of being specified by SGW, the address of self and the address of PGW and tunnel information etc. bring MME;

Step S209, new MME are by the change of location update message notice HSS registered location;

Step S210, HSS keep singly registering principle to UE, send canceling position signaling, only safeguard the registration of new MME to old SGSN;

Step S211, old SGSN cancels response to HSS home position;

Step S212, the HSS location updating to new MME confirms;

Step S213, MME sends location update request message request to MSC and sets up SGs connection, international mobile subscriber identity (International Mobile Subscriber Identification is carried in location update request message, referred to as IMSI), Location Area Identification (Location Area Identity, referred to as LAI), the parameter such as MME title, location updating type;

Step S214, MSC carry out user's inspection, and send location update request message by rear to HSS in inspection;

Step S215, HSS upgrade acknowledge message to MSC home position;

Step S216, MSC upgrade to MME home position and accept message, and location updating accepts to carry Temporary Mobile Subscriber Identity (Temporary Mobile Subscriber Identity, referred to as TMSI) in message;

Step S217, if new MME confirms that UE is effective in current tracking area, then sends tracing section updating to UE and accepts message, accept to need in message to carry LAI and TMSI at TAU;

Step S218, if new MME is that UE is assigned with a new global unique temporary identity (GloballyUnique Temporary Identity, referred to as GUTI) by TAU flow process, so UE can upgrade message and has confirmed to MME in returning tracking district.

Fig. 3 is the UE of free time (ECM_IDLE) state according to correlation technique is carried out limited (back off) flow process by MME

Schematic diagram, wherein the UE of Idle state meets the trigger condition initiation TAU request of the TAU request that agreement specifies.As shown in Figure 3, this flow process comprises the steps:

Step S301, the UE of Idle state meets the trigger condition initiation TAU request of the TAU of agreement 3GPP TS24.301, asks to register in new region, carries original GUTI value of distributing in TAU message;

Step S302, MME are because resource-constrained, so MME have rejected the TAU request message that UE sends, and return TAU refuse information to UE, carry limited timer (back off timer) in message;

Step S303, UE is after receiving the TAU sent by MME and asking refuse information, Status Change is the constrained state of EMM.REGISTERED.ATTEMPTING-TO-UPDATE by UE, and open limited timer, during UE runs limited timer, UE initiatively can not send the non-emergent service message in packet switching (Packet Switch, referred to as PS) territory to network side;

After step S304, VLR receive circuit switch domain terminating call business, VLR sends SGs beep-page message to MME;

Step S305, MME sends beep-page message by eNodeB to UE, carrying network in beep-page message is the SAE temporary mobile subscriber identity (SAE-Temporary Mobile Subscriber Identity, referred to as S-TMSI) that distributes of user and the circuit domain mark for indicating paging service.

Step S306, under UE is in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state, after receiving the beep-page message that network side sends, UE needs to send TAU request as page-response message;

Step S307, MME return TAU to UE and accept message;

Step S308, UE need to send to MME request message of activating business, and for showing that UE has accepted circuit domain rollback requests, and trial are connected in the second generation or the third generation (2G/3G) network.

Can visible, in the related, when UE is by limited time, after UE receives page response, UE needs first to send TAU request message to network and re-registers network, then could send to network request message of activating business and represent and accept circuit domain rollback requests; After this procedure, UE just can reselect 2G/3G network and accesses.As can be seen from this process, the time that UE reselects 2G/3G network insertion is long, easily causes the consequence that the Call Waiting time is long, causes poor Consumer's Experience; On the other hand, the signaling that UE sends to network side is more, also easily causes the congested of network.

For reselecting the large problem of 2G/3G network insertion signaling consumption in correlation technique when UE is limited, at present effective solution is not yet proposed.

Summary of the invention

The invention provides a kind of subscriber equipment, request message method of reseptance, Apparatus and system, reselect the large problem of 2G/3G network insertion signaling consumption at least to solve when UE is limited.

According to an aspect of the present invention, provide a kind of request message method of reseptance, comprise: receive the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

Preferably, after reception described request message, described method also comprises: according to described request message, SGs business request information or SGs paging refuse information is sent to VLR Visitor Location Register, wherein, described SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that described subscriber equipment performs; Or according to described request message, send the predetermined cause value for the message that rejects said request to described subscriber equipment, wherein, described subscriber equipment determines the access second generation or third generation networks according to described predetermined cause value.

Preferably, described subscriber equipment is in the constrained state that initiatively cannot send the non-emergent service message of packet-switched domain to network side.

Preferably, described type of service comprises: exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

Preferably, receive that described subscriber equipment sends carry the request message of described circuit domain rollback response after, described method also comprises: according to described circuit domain rollback response, determine that described subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.

Preferably, when described request message for activate business request, described in activate business request described subscriber equipment send according to the triggering of described circuit domain rollback business under constrained state.

Preferably, the described type of service of carrying in described request message is that when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to accept to exhale circuit domain rollback eventually eventually, described SGs business request information is used to indicate described subscriber equipment and accepts to exhale circuit domain rollback business eventually.

Preferably, the described type of service of carrying in described request message is when beginning to exhale circuit domain rollback urgency traffic, and described SGs business request information is used to indicate described subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.

Preferably, the described type of service of carrying in described request message is that when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to refuse to exhale circuit domain rollback eventually eventually, described SGs paging refuse information is used to indicate described subscriber equipment refusal and exhales circuit domain rollback business eventually.

According to another aspect of the present invention, additionally provide a kind of request message receiving system, comprise: the first receiver module, for receiving the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

Preferably, described device also comprises: the first sending module, for according to described request message, SGs business request information or SGs paging refuse information is sent to VLR Visitor Location Register, wherein, described SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that described subscriber equipment performs; Or described first sending module, for according to described request message, sends the predetermined cause value for the message that rejects said request to described subscriber equipment, and wherein, described subscriber equipment determines the access second generation or third generation networks according to described predetermined cause value.

Preferably, described device is arranged in mobile management unit, and wherein, described mobile management unit comprises: mobile management entity and/or general packet wireless service support node.

Preferably, described device also comprises: the first determination module, for according to described circuit domain rollback response, determines that described subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.

Preferably, when described request message for activate business request, described in activate business request described subscriber equipment send according to the triggering of described circuit domain rollback business under constrained state.

Preferably, described first sending module also comprises: the first determining unit, described type of service for carrying in described request message is when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to accept to exhale circuit domain rollback eventually eventually, according to described request message, determine that described subscriber equipment accepts to exhale circuit domain rollback business eventually; First transmitting element, for sending described SGs business request information to described VLR Visitor Location Register, wherein, described SGs business request information is used to indicate described subscriber equipment and accepts to exhale circuit domain rollback business eventually.

Preferably, described first sending module also comprises: the second determining unit, described type of service for carrying in described request message is, when exhaling circuit domain rollback urgency traffic the beginning, according to described request message, determine that described subscriber equipment is initiatively initiated the beginning and exhaled circuit domain rollback business; Second transmitting element, for sending described SGs business request information to described VLR Visitor Location Register, wherein, described SGs business request information is used to indicate described subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.

Preferably, described first sending module also comprises: the 3rd determining unit, described type of service for carrying in described request message is when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to refuse to exhale circuit domain rollback eventually eventually, according to described request message, determine that described subscriber equipment refusal exhales circuit domain rollback business eventually; 3rd transmitting element, for sending described SGs paging refuse information to described VLR Visitor Location Register, wherein, described SGs paging refuse information is used to indicate described subscriber equipment refusal and exhales circuit domain rollback business eventually.

According to another aspect of the present invention, additionally provide a kind of subscriber equipment, comprise: the second sending module, for sending the request message carrying type of service and/or the response of circuit domain rollback, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

Preferably, described subscriber equipment also comprises: the second determination module, for the predetermined cause value for reject said request message of basis from mobile management unit, determine the access second generation or third generation networks, wherein, described mobile management unit, according to described request message, sends described predetermined cause value to described subscriber equipment.

Preferably, described second sending module also for: according to the triggering of described circuit domain rollback business, send as the request of activating business described in described request message to described mobile management unit under constrained state.

According to another aspect of the present invention, additionally provide a kind of request message transmission system, comprising: the mobile management unit comprising above-mentioned request message receiving system, and above-mentioned subscriber equipment.

Pass through the present invention, adopt the request message carrying type of service and/or the response of circuit domain rollback receiving subscriber equipment and send, wherein, this request message comprises one of following: the mode of tracing section updating request message, Routing Area Update request message, request message of activating business, solve and reselect the large problem of 2G/3G network insertion signaling consumption when UE is limited, reduce signaling consumption, improve the efficiency of access 2G/3G network.

Accompanying drawing explanation

Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is the structural representation of the framework of SAE according to correlation technique;

Fig. 2 is tracing section updating according to correlation technique and activates the schematic flow sheet that SGs connects;

Fig. 3 is carried out limited schematic flow sheet according to the UE of the Idle state of correlation technique by MME;

Fig. 4 is the preferred flow schematic diagram one of the request message method of reseptance according to the embodiment of the present invention;

Fig. 5 is the preferred flow schematic diagram two of the request message method of reseptance according to the embodiment of the present invention;

Fig. 6 is the preferred structure schematic diagram one of the request message receiving system according to the embodiment of the present invention;

Fig. 7 is the preferred structure schematic diagram two of the request message receiving system according to the embodiment of the present invention;

Fig. 8 is the preferred structure schematic diagram three of the request message receiving system according to the embodiment of the present invention;

Fig. 9 is the preferred structure schematic diagram four of the request message receiving system according to the embodiment of the present invention;

Figure 10 is the preferred structure schematic diagram five of the request message receiving system according to the embodiment of the present invention;

Figure 11 is the preferred structure schematic diagram of the subscriber equipment according to the embodiment of the present invention;

Figure 12 is the system configuration schematic diagram of the request message transmission system according to the embodiment of the present invention;

Figure 13 is the schematic flow sheet of the method for mobility management process differentiated service according to the preferred embodiment of the invention;

Figure 14 is the schematic flow sheet of a kind of implementation method of step S1302 according to the embodiment of the present invention;

Figure 15 is the schematic flow sheet of a kind of implementation method of step S1303 according to the preferred embodiment of the invention;

Figure 16 is the schematic flow sheet of the another kind of implementation method of step S1302 according to the preferred embodiment of the invention;

Figure 17 is the schematic flow sheet of the another kind of implementation method of step S1303 according to the embodiment of the present invention;

Figure 18 is the workflow schematic diagram of mobility management process differentiated service system according to the preferred embodiment of the invention;

Figure 19 is the schematic flow sheet of exhaling circuit domain rollback business according to the preferred embodiment of the invention eventually;

Figure 20 is the schematic flow sheet beginning to exhale circuit domain rollback business according to the preferred embodiment of the invention.

Embodiment

It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.

Can perform in the computer system of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing, and, although show logical order in flow charts, in some cases, can be different from the step shown or described by order execution herein.

Present embodiments provide a kind of request message method of reseptance, comprise: receive the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, this request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

According to technique scheme, by type of service and/or the response of circuit domain rollback are carried on tracing section updating request message, Routing Area Update request message, activate business one of request message message in send, could to the technical scheme of the related news of network side reporting circuit territory rollback relative to after needing to re-register network in correlation technique, user terminal in the system of application this programme is without the need to just can to the relevant information of network side reporting circuit and rollback business by the non-emergent service message in PS territory, thus achieve and few signaling as far as possible can be used to complete the process reselecting 2G/3G network insertion when user terminal initiatively can not send the non-emergent service message in PS territory to network side, solve and reselect the large problem of 2G/3G network insertion signaling consumption when UE is limited, reduce signaling consumption, decrease the time of access, improve the efficiency of access 2G/3G network, improve Consumer's Experience.

Fig. 4 is the preferred flow schematic diagram one of the request message method of reseptance according to the embodiment of the present invention, and as shown in Figure 4, this flow process comprises the steps:

Step S402, receive the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, this request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business;

Step S404, according to request message, send SGs business request information or SGs paging refuse information to VLR Visitor Location Register, wherein, SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that subscriber equipment performs.

Pass through above-mentioned steps, the request message of the type of service of being carried in request message by reception user terminal and/or the response of circuit domain rollback, thus make the mobile management unit of network side can be known the operation of the circuit domain rollback business that user terminal performs by this request message, after VLR Visitor Location Register sends the SGs business request information of the operation being used to indicate the circuit domain rollback business that subscriber equipment performs, network side just can support that subscriber equipment reselects the access of 2G/3G network, thus completing circuit territory rollback; If subscriber equipment have rejected exhale circuit domain rollback business eventually, so mobile management unit sends SGs paging refuse information to VLR Visitor Location Register, and VLR Visitor Location Register can trigger the busy process of active user or release active calls.Visible, adopt above-mentioned step, the technical problem that the time reselecting 2G/3G network insertion is longer and signaling consumption is larger that the non-emergent business that the limited users equipment in correlation technique that solves initiatively can not send packet-switched domain to network side causes, improve the efficiency of access 2G/3G network, improve Consumer's Experience; Meanwhile, adopt above-mentioned steps to also reduce the signaling sent to network side, thus avoid the congested of network.

Preferably, mobile management unit comprises: mobile management entity and/or general packet wireless service support node.

Preferably, subscriber equipment is in the constrained state that initiatively cannot send the non-emergent service message of packet-switched domain to network side, such as EMM.REGISTERED.ATTEMPTING-TO-UPDATE state, now, subscriber equipment initiatively can not send the non-emergent service message in PS territory to network side.

Preferably, the response of circuit domain rollback is used to indicate subscriber equipment acceptance/rejector circuit territory rollback business.Receive subscriber equipment send carry circuit domain rollback response request message after, method also comprises: according to circuit domain rollback response, determine that subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.Such as, after subscriber equipment have rejected CSFB business, if the response of rejector circuit territory rollback is not informed to MSC by subscriber equipment, then MSC resends paging request message by continuing, thus causes signaling redundancy or congested.Visible, by which, the congested of network can be avoided further.

Preferably, type of service comprises: exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

Preferably, when request message is asked for activating business, request subscriber equipment of activating business sends according to the triggering of circuit domain rollback business under constrained state.

Preferably, the type of service of carrying in request message is that when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to accept to exhale circuit domain rollback eventually eventually, SGs business request information is used to indicate subscriber equipment and accepts to exhale circuit domain rollback business eventually.

Preferably, the type of service of carrying in request message is when beginning to exhale circuit domain rollback urgency traffic, and SGs business request information is used to indicate subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback urgency traffic.

Preferably, the type of service of carrying in request message is that when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to refuse to exhale circuit domain rollback eventually eventually, SGs paging refuse information is used to indicate subscriber equipment refusal and exhales circuit domain rollback business eventually.

Fig. 5 is the preferred flow schematic diagram two of the request message method of reseptance according to the embodiment of the present invention, and as shown in Figure 5, this flow process comprises the steps:

Step S502, receive the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, this request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business;

Step S504, according to request message, sends the predetermined cause value for refusing request message to subscriber equipment, and wherein, subscriber equipment determines the access second generation or third generation networks according to predetermined cause value.

Pass through above-mentioned steps, in request message, the request message of type of service and/or the response of circuit domain rollback is carried by receiving user terminal, thus make mobile management unit can be known the operation of the circuit domain rollback business that user terminal performs by this request message, after sending the predetermined cause value for refusing request message to subscriber equipment, network side just can support that subscriber equipment reselects the access of 2G/3G network, now subscriber equipment determines access 2G/3G network according to the predetermined cause value that mobile management unit responds, thus completing circuit territory rollback.Visible, adopt above-mentioned step, the technical problem that the time reselecting 2G/3G network insertion that the non-emergent business that the limited users equipment in correlation technique that solves initiatively can not send packet-switched domain to network side causes is longer, improve the efficiency of access 2G/3G network, improve Consumer's Experience; Meanwhile, adopt above-mentioned steps to also reduce the signaling sent to network side, thus avoid the congested of network.

Preferably, mobile management unit comprises: mobile management entity and/or general packet wireless service support node.

Preferably, subscriber equipment is in the constrained state that initiatively cannot send the non-emergent service message of packet-switched domain to network side.

Preferably, the response of circuit domain rollback is used to indicate subscriber equipment and accepts circuit domain rollback.

Preferably, when request message is asked for activating business, receive the request of activating business of subscriber equipment transmission at mobile management unit before, the method also comprises: subscriber equipment according to the triggering of circuit domain rollback business, sends to mobile management unit the request of activating business under constrained state.

Preferably, type of service comprises: exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

The present embodiment additionally provides a kind of request message receiving system, can be applied in mobile management unit, this device is used for realizing above-mentioned request message method of reseptance, the concrete implementation procedure of the device described in device embodiment carried out detailed description in embodiment of the method, did not repeat them here.

This request message receiving system comprises: the first receiver module, for receiving the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

Fig. 6 is the preferred structure schematic diagram one of the request message receiving system according to the embodiment of the present invention, as shown in Figure 6, this device comprises: the first receiver module 62 and the first sending module 64, wherein, first receiver module 62, for receiving the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business; First sending module 64 is coupled to the first receiver module 62, for according to request message, SGs business request information or SGs paging refuse information is sent to VLR Visitor Location Register, wherein, SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that subscriber equipment performs.

Module involved in embodiments of the invention, unit can be realized by the mode of software, also can be realized by the mode of hardware.Described module in the present embodiment, unit also can be arranged within a processor, such as, can be described as: a kind of processor comprises the first receiver module 62 and the first sending module 64.Wherein, the title of these modules does not form the restriction to this module itself under certain conditions, such as, the first receiver module can also be described to " for receiving the module carrying the request message of type of service and/or the response of circuit domain rollback that subscriber equipment sends ".

Preferably, the first sending module 64 also for according to request message, sends the predetermined cause value for refusing request message to subscriber equipment, and wherein, subscriber equipment determines the access second generation or third generation networks according to predetermined cause value.

Preferably, mobile management unit comprises: mobile management entity and/or general packet wireless service support node.

Preferably, the response of circuit domain rollback is used to indicate subscriber equipment acceptance/rejector circuit territory rollback business.Fig. 7 is the preferred structure schematic diagram two of the request message receiving system according to the embodiment of the present invention, as shown in Figure 7, preferably, this device also comprises: the first determination module 72 is coupled to the first receiver module 62, for according to the response of circuit domain rollback, determine that subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.

Preferably, when request message is asked for activating business, this request subscriber equipment of activating business sends according to the triggering of circuit domain rollback business under constrained state.

Preferably, the type of service of carrying in request message is when exhaling circuit domain rollback business eventually, and SGs business request information is used to indicate subscriber equipment and accepts to exhale circuit domain rollback business eventually.Fig. 8 is the preferred structure schematic diagram three of the request message receiving system according to the embodiment of the present invention, as shown in Figure 8, preferably, first sending module 64 also comprises: the first determining unit 641, type of service for carrying in request message is when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to accept to exhale circuit domain rollback eventually eventually, according to request message, determine that subscriber equipment accepts to exhale circuit domain rollback business eventually; First transmitting element 642 is coupled to the first determining unit 641, and for sending SGs business request information to VLR Visitor Location Register, wherein, SGs business request information is used to indicate subscriber equipment and accepts to exhale circuit domain rollback business eventually.

Preferably, the type of service of carrying in request message is when beginning to exhale circuit domain rollback urgency traffic, and SGs business request information is used to indicate subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.Fig. 9 is the preferred structure schematic diagram four of the request message receiving system according to the embodiment of the present invention, as shown in Figure 9, preferably, first sending module 64 also comprises: the second determining unit 643, type of service for carrying in request message is when exhaling circuit domain rollback urgency traffic the beginning, according to request message, determine that subscriber equipment is initiatively initiated the beginning and exhaled circuit domain rollback urgency traffic; Second transmitting element 644 is coupled to the second determining unit 643, and for sending SGs business request information to VLR Visitor Location Register, wherein, SGs business request information is used to indicate subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback urgency traffic.

Preferably, the type of service of carrying in request message is that when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to refuse to exhale circuit domain rollback eventually eventually, SGs paging refuse information is used to indicate subscriber equipment refusal and exhales circuit domain rollback business.Figure 10 is the preferred structure schematic diagram five of the request message receiving system according to the embodiment of the present invention, as shown in Figure 10, preferably, first sending module 64 also comprises: the 3rd determining unit 645, type of service for carrying in request message is when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to refuse to exhale circuit domain rollback eventually eventually, according to request message, determine that subscriber equipment refusal exhales circuit domain rollback business eventually; 3rd transmitting element 646 is coupled to the 3rd determining unit 645, and for sending SGs paging refuse information to VLR Visitor Location Register, wherein, SGs paging refuse information is used to indicate subscriber equipment refusal and exhales circuit domain rollback business eventually.

The present embodiment additionally provides a kind of subscriber equipment, this subscriber equipment is also for realizing above-mentioned request message method of reseptance, the concrete implementation procedure of the subscriber equipment described in this device embodiment carried out detailed description in said method embodiment, did not repeat them here.

This subscriber equipment comprises: the second sending module, for sending the request message carrying type of service and/or the response of circuit domain rollback, wherein, request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

Figure 11 is the preferred structure schematic diagram of the subscriber equipment according to the embodiment of the present invention, as shown in figure 11, this subscriber equipment comprises: the second sending module 112 and the second determination module 114, wherein, second sending module 112 is by Non-Access Stratum (Non-Access-Stratum, be called for short NAS) be coupled to mobile management unit, for sending the request message carrying type of service and/or the response of circuit domain rollback, wherein, this request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business; Second determination module 114 is coupled to mobile management unit by NAS layer, for accepting message according to the tracing section updating from mobile management unit, indicate and accepted to exhale eventually the subscriber equipment of circuit domain rollback business start to find the second generation or third generation networks and access, wherein, mobile management unit is according to request message, send SGs business request information or SGs refusal beep-page message to VLR Visitor Location Register, SGs business request information or SGs refuse the operation that beep-page message is used to indicate the circuit domain rollback business that subscriber equipment performs.

Module involved in embodiments of the invention, unit can be realized by the mode of software, also can be realized by the mode of hardware.Described module in the present embodiment, unit also can be arranged within a processor, such as, can be described as: a kind of processor comprises the second sending module 112 and the second determination module 114.Wherein, the title of these modules does not form the restriction to this module itself under certain conditions, and such as, the 3rd sending module can also be described to " for sending the module of the request message carrying type of service and/or the response of circuit domain rollback ".

Preferably, second determination module 114 also for according to the predetermined cause value for refusing request message from mobile management unit, determines the access second generation or third generation networks, wherein, mobile management unit, according to request message, sends predetermined cause value to subscriber equipment.

Preferably, subscriber equipment is in the constrained state that initiatively cannot send the non-emergent service message of packet-switched domain to network side.

Preferably, the response of circuit domain rollback is used to indicate subscriber equipment acceptance/rejector circuit territory rollback business.

Preferably, when request message for activate business request, the second sending module 112 also for: according to the triggering of circuit domain rollback business, to mobile management unit send the request of activating business.

Preferably, the type of service of carrying in request message is that when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to accept to exhale circuit domain rollback eventually eventually, SGs business request information is used to indicate subscriber equipment and accepts to exhale circuit domain rollback business eventually.

Preferably, the type of service of carrying in request message comprises exhales circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

Preferably, the type of service of carrying in request message is when beginning to exhale circuit domain rollback urgency traffic, and SGs business request information is used to indicate subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.

Preferably, the type of service of carrying in request message is that when exhaling circuit domain rollback business and/or circuit domain rollback response equipment for indicating user to refuse to exhale circuit domain rollback eventually eventually, SGs paging refuse information is used to indicate subscriber equipment refusal and exhales circuit domain rollback business eventually.

The present embodiment additionally provides a kind of request message transmission system, Figure 12 is the system configuration schematic diagram of the mobility management systems according to the embodiment of the present invention, as shown in figure 12, this system comprises: the mobile management unit 122 comprising above-mentioned request message receiving system 1222, and above-mentioned subscriber equipment 124.Preferably, mobile management unit 122 is coupled with subscriber equipment 124 by NAS layer.

Be described below in conjunction with preferred embodiment and illustrate.

This preferred embodiment provides a kind of method of mobility management process differentiated service, system and device.By this preferred embodiment, at subscriber equipment (comprising various user terminal) by accessing 2G/3G network fast in limited time, can saving the signaling that UE sends to network side simultaneously, thus UE stand-by time can be improved, also having certain benefit to avoiding network congestion.

The method of a kind of mobility management process differentiated service that this preferred embodiment provides, comprises the steps:

Step 1, carries type of service and/or circuit domain rollback response in the tracing section updating request message sent at UE or Routing Area Update request message to mobile management unit;

Step 2, mobile management unit sends SGs business request information or SGs paging refuse information to VLR, or adopts suitable cause value refusal tracing section updating request message, Routing Area Update request.

Preferably, mobile management unit is MME and/or SGSN;

Preferably, the type of service of carrying in the tracing section updating request message that sends to mobile management unit of UE or Routing Area Update request message exhales circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually;

Preferably, the circuit domain rollback response of carrying in the tracing section updating request message that sends to mobile management unit of UE or Routing Area Update request message is that UE receives circuit domain rollback or UE have rejected circuit domain rollback;

Preferably, mobile management unit sends SGs business request information process to VLR and comprises: mobile management unit accepts tracing section updating request message or Routing Area Update request message, and send SGs business request information to VLR, for showing that UE has accepted to exhale circuit domain rollback business or initiatively initiate the beginning eventually to exhale circuit domain rollback business;

Preferably, mobile management unit sends SGs paging refuse information process to VLR and comprises, mobile management unit accepts tracing section updating request message or Routing Area Update request message, and sends SGs paging refuse information to VLR, for showing that UE has refused to exhale circuit domain rollback business eventually;

Preferably, mobile management unit adopts suitable cause value refusal tracing section updating request message or Routing Area Update request, and after UE receives suitable Reason For Denial value, UE directly chooses 2G/3G and accesses;

The method of a kind of mobility management process differentiated service that this preferred embodiment provides, comprising: limited UE, when initiating to exhale eventually circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic, sends to mobile management unit request message of activating business;

Wherein, the UE of limited UE to be refers to state be EMM.REGISTERED.ATTEMPING-TO-UPDATE;

Preferably, send to mobile management unit request message of activating business and comprise: limited UE, when initiating to exhale eventually circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic, does not send tracing section updating request message or Routing Area Update request message;

Preferably, sending to mobile management unit request message of activating business is exhale circuit domain rollback urgency traffic to trigger by the paging of exhaling circuit domain rollback business to trigger eventually or beginning.

Below by citing also by reference to the accompanying drawings, to the embodiment of the present invention further in conjunction with description.

It should be noted that, in following example, show the method being realized mobility management process differentiated service by tracing section updating request, but, following scheme is not limited to adopt tracing section updating request, Routing Area Update request message can also be adopted realize, because the process shown in its implementation and following Examples is similar, will repeat no more at this.

Figure 13 is the schematic flow sheet of the method for mobility management process differentiated service according to the preferred embodiment of the invention, and as shown in figure 13, this flow process comprises the steps:

Step S1301, after the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives beep-page message, UE limited timer out of service, and reply tracing section updating request message to mobile management unit, carry type of service and/or the response of circuit domain rollback in tracing section updating request message;

Step S1302, mobile management unit accepts tracing section updating request message, and the type of service of carrying from message and/or the response of circuit domain rollback, mobile management unit accepts tracing section updating request, if type of service is for exhaling circuit domain rollback business and/or the response of circuit domain rollback to be that UE receives circuit domain rollback business eventually, mobile management unit can send SGs business request information to VLR; If type of service is for exhaling circuit domain rollback business and/or the response of circuit domain rollback to be that UE have rejected circuit domain rollback business eventually, mobile management unit can send SGs to VLR and refuse beep-page message.

Step S1303, if mobile management unit refusal TAU request message, mobile management unit adopts suitable cause value refusal tracking area request message, after UE receives suitable cause value, is directly linked into 2G/3G network.

Concrete example is used to be described step S1302 and step S1303 below respectively.

Figure 14 is the schematic flow sheet of a kind of implementation method of step S1302 according to the embodiment of the present invention, and as shown in figure 14, MME accepts tracing section updating request, and notifies SGs business request information to VLR, and this flow process comprises the following steps:

After step S1401, VLR receive circuit switch domain terminating call business, VLR sends SGs beep-page message to MME;

Step S1402, MME send beep-page message by eNodeB to UE, and carrying network in beep-page message is the S-TMSI that distributes of user and the circuit domain mark for indicating paging service;

Step S1403, after the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives beep-page message, UE limited timer out of service, and reply tracing section updating request message to MME, carry type of service and/or circuit domain rollback response (CSFB response) in tracing section updating request message; Type of service can be exhale circuit domain rollback business eventually, and this can by newly increasing information unit or expanding existing information unit to realize in the message; The response of circuit domain rollback is that UE accepts or have rejected circuit domain rollback business.When actual realization, preferably, only can carry the response of circuit domain rollback in the message and not carry type of service, being used for implicit representation type of service is exactly eventually exhale circuit domain rollback business;

Step S1404, when the response of circuit domain rollback be UE receive exhale eventually circuit domain rollback business when, MME sends SGs business request information to VLR; When the response of circuit domain rollback is that UE have rejected circuit domain rollback business, MME sends SGs to VLR and refuses beep-page message;

Step S1405, MME send TAU to UE and accept message; UE receives after TAU accepts message, UE opening timing device, and starts to find 2G/3G community and access; If UE have rejected exhale circuit domain rollback business eventually, UE will rest in E-UTRAN network.

Figure 15 is the schematic flow sheet of a kind of implementation method of step S1303 according to the preferred embodiment of the invention, as shown in figure 15, MME suitable cause value refusal tracking area request message, then UE selects 2G/3G network to carry out circuit domain access, and this flow process comprises the following steps:

After step S1501, VLR receive circuit switch domain terminating call business, VLR sends SGs beep-page message to MME;

Step S1502, MME send beep-page message by eNodeB to UE, and carrying network in beep-page message is the S-TMSI that distributes of user and the circuit domain mark for indicating paging service;

Step S1503, after the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives beep-page message, UE limited timer out of service, and reply tracing section updating request message to MME, carry type of service and/or circuit domain rollback response (CSFB response) in tracing section updating request message; Type of service can be exhale circuit domain rollback business eventually, and this can by newly increasing information unit or expanding existing information unit to realize in the message; The response of circuit domain rollback is that UE receives circuit domain rollback business.When actual realization, preferably, only can carry the response of circuit domain rollback in the message and not carry type of service, being used for implicit representation type of service is exactly eventually exhale circuit domain rollback business;

Step S1504, if UE carries out local IP access (Local IP Access from Home eNodeB (Home eNode B), referred to as LIPA) business, and Home eNode B be carried to gateway address that the gateway address of MME and MME store inconsistent time, MME sends TAU refuse information to UE, in the TAU refuse information that MME sends to UE, carry suitable cause value, carry-on cause value comprises " not having effective bearer context ", after UE receives suitable cause value, directly choose 2G/3G and carry out circuit domain access; Need the situation refusing TAU request similar with it for MME under other scenes, do not elaborate.If the response of circuit domain rollback is that UE have rejected circuit domain rollback business, after UE receives suitable Reason For Denial value, UE will re-register in E-UTRAN network.

Figure 16 is the schematic flow sheet of the another kind of implementation method of step S1302 according to the preferred embodiment of the invention, as shown in figure 16, UE initiates circuit domain rollback and begins to exhale urgency traffic, and MME accepts tracing section updating request, and notify SGs business request information to VLR, this flow process comprises the following steps:

Step S1601, the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives after upper strata instruction needs to initiate to begin to exhale the urgency traffic of circuit domain rollback, UE sends tracing section updating request message to MME, carries type of service in tracing section updating request message; Type of service can be the urgency traffic beginning to exhale circuit domain rollback, and this can by newly increasing information unit or expanding existing information unit to realize in the message;

Step S1602, MME send TAU to UE and accept message; UE receives after TAU accepts message, UE opening timing device, and starts to find 2G/3G community and access;

Figure 17 is the schematic flow sheet of the another kind of implementation method of step S1303 according to the embodiment of the present invention, as shown in figure 17, UE initiates emergency circuit territory rollback and begins to exhale business, MME suitable cause value refusal tracking area request message, then UE selects 2G/3G network to carry out circuit domain access, and this flow process comprises the following steps:

Step S1701, the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives after upper strata instruction needs to initiate to begin to exhale the urgency traffic of circuit domain rollback, UE sends tracing section updating request message to MME, carries type of service in tracing section updating request message; Type of service can be the urgency traffic beginning to exhale circuit domain rollback, and this can by newly increasing information unit or expanding existing information unit to realize in the message;

Step S1702, if UE carries out LIPA business from Home eNodeB, and Home eNodeB be carried to gateway address that the gateway address of MME and MME store inconsistent time, MME sends TAU refuse information to UE, in the TAU refuse information that MME sends to UE, carry suitable cause value, carry-on cause value comprises " not having effective bearer context ", after UE receives suitable cause value, directly choose 2G/3G and carry out circuit domain access; Need the situation refusing TAU request similar with it for MME under other scenes, do not elaborate.

Figure 18 is the workflow schematic diagram of mobility management process differentiated service system according to the preferred embodiment of the invention, and as shown in figure 18, this flow process comprises the following steps:

Step S1801, the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE receive beep-page message or upper strata instruction needs to initiate to exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually;

Step S1802, UE limited timer out of service, does not temporarily send tracing section updating request message or Routing Area Update request message to mobile management unit, and sends to mobile management unit request message of activating business.

Figure 19 is the schematic flow sheet of exhaling circuit domain rollback business according to the preferred embodiment of the invention eventually, and as shown in figure 19, this flow process comprises the following steps:

After step S1901, VLR receive circuit switch domain terminating call business, VLR sends SGs beep-page message to MME;

Step S1902, MME send beep-page message by eNodeB to UE, and carrying network in beep-page message is the S-TMSI that distributes of user and the circuit domain mark for indicating paging service;

Step S1903, after the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives beep-page message, UE limited timer out of service, temporary transient stopping sends tracing section updating request message to MME, and send to MME request message of activating business, type of service is carried, circuit domain rollback response (CSFB response) in message; Type of service can be exhale circuit domain rollback business eventually; Circuit domain rollback responds (CSFB response) for representing that UE accepts or have rejected CSFB business,

Step S1904, if MME accepts to activate business, request message and CSFB response represent that UE accepts to exhale CSFB business eventually, and MME sends SGs business request information to VLR; If MME accepts to activate business, request message and CSFBresponse represent that UE refusal exhales CSFB business eventually, and MME sends SGs to VLR and refuses beep-page message;

Step S1905, MME send to activate business to UE and accept message, after UE receives and activates business and accept message, UE opening timing device, and start to find 2G/3G community and access, the request message if MME refusal is activated business, MME selects suitable cause value and is carried to UE activating business in request message, such as, if UE carries out LIPA business from Home eNodeB, and Home eNode B be carried to gateway address that the gateway address of MME and MME store inconsistent time, MME sends to UE refuse information of activating business, what send to UE at MME activates business in refuse information, carry suitable cause value, carry-on cause value comprises " not having effective bearer context ", after UE receives suitable cause value, directly choose 2G/3G and carry out circuit domain access.

Figure 20 is the schematic flow sheet beginning to exhale circuit domain rollback business according to the preferred embodiment of the invention, and as shown in figure 20, this flow process comprises the following steps:

Step S2001, the UE being in EMM.REGISTERED.ATTEMPTING-TO-UPDATE state receives after upper strata instruction needs to initiate to begin to exhale the urgency traffic of circuit domain rollback, UE temporarily stops sending tracing section updating request message to MME, and send to MME request message of activating business, carry type of service in message; Type of service can be the urgency traffic beginning to exhale circuit domain rollback;

Step S2002, MME send to activate business to UE and accept message, after UE receives and activates business and accept message, UE opening timing device, and start to find 2G/3G community and access, the request message if MME refusal is activated business, MME selects suitable cause value and is carried to UE activating business in request message, if such as UE carries out LIPA business from Home eNodeB, and Home eNodeB be carried to gateway address that the gateway address of MME and MME store inconsistent time, MME sends to UE refuse information of activating business, what send to UE at MME activates business in refuse information, carry suitable cause value, carry-on cause value comprises " not having effective bearer context ", after UE receives suitable cause value, directly choose 2G/3G and carry out circuit domain access.

By the above embodiment of the present invention, preferred embodiment and execution mode, at UE by limited time, after UE receives beep-page message, type of service and/or the response of circuit domain rollback is carried in tracing section updating request message, Routing Area Update request message or request message of activating business, solve and reselect the large problem of 2G/3G network insertion signaling consumption when UE is limited, save signaling, reduce the Call Waiting time, thus ensure that end exhales user also can obtain good Consumer's Experience in limited.

Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.

More than above are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (22)

1. a request message method of reseptance, is characterized in that comprising:

Receive the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

2. method according to claim 1, is characterized in that, after reception described request message, described method also comprises:

According to described request message, SGs business request information or SGs paging refuse information is sent to VLR Visitor Location Register, wherein, described SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that described subscriber equipment performs; Or,

According to described request message, send the predetermined cause value for the message that rejects said request to described subscriber equipment, wherein, described subscriber equipment determines the access second generation or third generation networks according to described predetermined cause value.

3. method according to claim 1, is characterized in that, described subscriber equipment is in the constrained state that initiatively cannot send the non-emergent service message of packet-switched domain to network side.

4. method according to claim 1, is characterized in that, described type of service comprises: exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

5. method according to claim 1, is characterized in that, receive that described subscriber equipment sends carry the request message of described circuit domain rollback response after, described method also comprises:

According to described circuit domain rollback response, determine that described subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.

6. method according to claim 1, is characterized in that, when described request message for activate business request, described in activate business request described subscriber equipment send according to the triggering of described circuit domain rollback business under constrained state.

7. the method according to any one of claim 2 to 6, it is characterized in that, the described type of service of carrying in described request message is that when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to accept to exhale circuit domain rollback eventually eventually, described SGs business request information is used to indicate described subscriber equipment and accepts to exhale circuit domain rollback business eventually.

8. the method according to any one of claim 2 to 6, it is characterized in that, the described type of service of carrying in described request message is when beginning to exhale circuit domain rollback urgency traffic, and described SGs business request information is used to indicate described subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.

9. the method according to any one of claim 2 to 6, it is characterized in that, the described type of service of carrying in described request message is that when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to refuse to exhale circuit domain rollback eventually eventually, described SGs paging refuse information is used to indicate described subscriber equipment refusal and exhales circuit domain rollback business eventually.

10. a request message receiving system, is characterized in that comprising:

First receiver module, for receiving the request message carrying type of service and/or the response of circuit domain rollback that subscriber equipment sends, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

11. devices according to claim 10, is characterized in that, described device also comprises:

First sending module, for according to described request message, SGs business request information or SGs paging refuse information is sent to VLR Visitor Location Register, wherein, described SGs business request information or SGs paging refuse information are used to indicate the operation of the circuit domain rollback business that described subscriber equipment performs; Or,

Described first sending module, for according to described request message, sends the predetermined cause value for the message that rejects said request to described subscriber equipment, and wherein, described subscriber equipment determines the access second generation or third generation networks according to described predetermined cause value.

12. devices according to claim 10, is characterized in that, described device is arranged in mobile management unit, and wherein, described mobile management unit comprises: mobile management entity and/or general packet wireless service support node.

13. devices according to claim 10, is characterized in that, described device also comprises:

First determination module, for according to described circuit domain rollback response, determines that described subscriber equipment accepts circuit domain rollback business or rejector circuit territory rollback business.

14. devices according to claim 10, is characterized in that, when described request message for activate business request, described in activate business request described subscriber equipment send according to the triggering of described circuit domain rollback business under constrained state.

15., according to claim 11 to the device according to any one of 14, is characterized in that, described first sending module also comprises:

First determining unit, described type of service for carrying in described request message is when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to accept to exhale circuit domain rollback eventually eventually, according to described request message, determine that described subscriber equipment accepts to exhale circuit domain rollback business eventually;

First transmitting element, for sending described SGs business request information to described VLR Visitor Location Register, wherein, described SGs business request information is used to indicate described subscriber equipment and accepts to exhale circuit domain rollback business eventually.

16., according to claim 11 to the device according to any one of 14, is characterized in that, described first sending module also comprises:

Second determining unit, the described type of service for carrying in described request message is, when exhaling circuit domain rollback urgency traffic the beginning, according to described request message, determine that described subscriber equipment is initiatively initiated the beginning and exhaled circuit domain rollback business;

Second transmitting element, for sending described SGs business request information to described VLR Visitor Location Register, wherein, described SGs business request information is used to indicate described subscriber equipment and initiatively initiates the beginning and exhale circuit domain rollback business.

17., according to claim 11 to the device according to any one of 14, is characterized in that, described first sending module also comprises:

3rd determining unit, described type of service for carrying in described request message is when exhaling circuit domain rollback business and/or the described subscriber equipment of described circuit domain rollback response instruction to refuse to exhale circuit domain rollback eventually eventually, according to described request message, determine that described subscriber equipment refusal exhales circuit domain rollback business eventually;

3rd transmitting element, for sending described SGs paging refuse information to described VLR Visitor Location Register, wherein, described SGs paging refuse information is used to indicate described subscriber equipment refusal and exhales circuit domain rollback business eventually.

18. 1 kinds of subscriber equipmenies, is characterized in that comprising:

Second sending module, for sending the request message carrying type of service and/or the response of circuit domain rollback, wherein, described request message comprises one of following: tracing section updating request message, Routing Area Update request message, request message of activating business.

19. subscriber equipmenies according to claim 18, is characterized in that, described subscriber equipment also comprises:

Second determination module, for according to the predetermined cause value for the message that rejects said request from mobile management unit, determine the access second generation or third generation networks, wherein, described mobile management unit, according to described request message, sends described predetermined cause value to described subscriber equipment.

20. subscriber equipmenies according to claim 18, it is characterized in that, described second sending module also for: according to the triggering of described circuit domain rollback business, send as the request of activating business described in described request message to described mobile management unit under constrained state.

21., according to claim 18 to the subscriber equipment according to any one of 20, is characterized in that, described type of service comprises: exhale circuit domain rollback business or beginning to exhale circuit domain rollback urgency traffic eventually.

22. 1 kinds of request message transmission systems, is characterized in that comprising: the mobile management unit comprising the request message receiving system according to any one of claim 10 to 17, and the subscriber equipment according to any one of claim 18 to 21.