CN103857038A - Paging method and system for evolved packet system - Google Patents
Paging method and system for evolved packet system Download PDFInfo
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- CN103857038A CN103857038A CN201210511319.1A CN201210511319A CN103857038A CN 103857038 A CN103857038 A CN 103857038A CN 201210511319 A CN201210511319 A CN 201210511319A CN 103857038 A CN103857038 A CN 103857038A
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Abstract
The invention discloses a paging method and system for an evolved packet system. The method comprises the steps that after downlink data sent to a user terminal in the dormant state are received, whether the service of the downlink data is a low priority service or not is recognized according to data characteristics of the downlink data and predetermined service priority rules; as the response to the fact that the service is the low priority service, an MME sends paging information containing low priority paging identifications to a base station, so that the base station receiving the paging information can distinguish paging caused by the low priority service, then the base station executes corresponding operations according to base station network resource using conditions, and the base station does not execute the operation of paging a user terminal in the base station covering area when the base station is in the resource constrained state. According to the technical scheme, paging of the low priority service for the terminal in the dormant state is not executed temporarily when network resources are constrained, and network resource pressure is relieved at network busy hours.
Description
Technical field
The present invention relates to the communications field, particularly a kind of paging method of evolved packet system and system.
Background technology
In mobile communications network, in order to utilize more efficiently wireless transmission resources, in the time that terminal and network side do not have transfer of data within a period of time, base station can be released to the Radio Resource of terminal distribution, and terminal enters resting state.In the time that core net is received the packet that mails to resting state terminal, first data cached bag of core net, then starts the service request initiated by network, and this process is specific as follows:
Mobility Management Entity mobile management entity (Mobility Management Entity, MME), meeting sends beep-page message to the base station in endpoint registration lane place;
Base station is this terminal of paging in own coverage;
Terminal is received after beep-page message, knows that network side is after paging oneself, and terminal originating service request flow process, re-establishes link connection in terminal and network;
Core net is issued terminal the packet that mails to this terminal of buffer memory by newly-built connection.
Similarly, according to the grouping system (EPS, Evolved PacketSystem) of the evolution of 3GPP definition, in the service request process of initiating at network, in the time that gateway (ServiceGateway, SGW) finds that terminal is resting state, buffer memory downlink data packet.For example, SGW finds that this user terminal (User Equipment, UE) is not to user's face tunnel of base station, and this UE is ECM-IDLE state.Now, SGW searches out the MME into subscriber terminal service, all base stations in the band of position of being registered by the MME call terminal of this terminal of service, receive that the further paging in base station of beep-page message finds after this terminal, terminal re-establishes network and connects, and by SGW, the downlink data packet of buffer memory is sent to terminal.
In above-mentioned packet domain paging, as long as there is the packet that mails to resting state terminal, network side is to triggering above-mentioned paging.But, in actual mobile communications network, due to the uncertainty of number of services, may there is state at full stretch in limited Internet resources, only trigger paging with SOT state of termination, do not consider the resource load situation of network, increase the weight of the load of network, and paging can make all base stations in certain position region receive the beep-page message further call terminal again of MME, has more increased the weight of the load of network, causes Internet resources more nervous.
Summary of the invention
According to the embodiment of the present invention aspect, a technical problem to be solved is: paging method and system that a kind of evolved packet system is provided, by business datum is distinguished, carry out paging in conjunction with Internet usage situation, to alleviate the anxiety of Internet resources simultaneously.
The paging method of a kind of evolved packet system that the embodiment of the present invention provides, described method comprises:
The downlink data of the user terminal in resting state is mail in reception;
According to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice;
Be low priority traffice in response to described business, mobile management entity MME is added low priority paging mark in beep-page message, and base station in described user terminal registered location region sends the beep-page message that comprises described low priority paging mark;
The identification of base stations that receives described beep-page message goes out described low priority paging mark, judges that whether described base station is in resource tense situation;
In response to described base station in resource tense situation, the operation of user terminal described in paging in described base station coverage area is not carried out in described base station, in response to described base station, not in resource tense situation, the operation of user terminal described in paging is carried out in described base station in described base station coverage area.
Preferably, the data characteristics of described downlink data, specifically comprises at least one in following data characteristics:
Send the interface signaling of described downlink data;
The form of the packet of described downlink data;
The service identification of the business of the described downlink data comprising in the packet of described downlink data;
The resource of carrying described downlink data connects.
Preferably, judging that described base station is whether in the operation in resource tense situation, when described base station meets following at least one situation, judging that described base station is in resource tense situation:
Described base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum;
The ratio of the physical resource that described base station has been distributed and total physical resource meet predetermined Second Threshold;
Described base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume;
The hardware resource utilization rate of the current processing signaling in described base station exceedes the 4th predetermined threshold value;
The hardware resource utilization rate that pre-treatment user face data is worked as in described base station exceedes the 5th predetermined threshold value.
Preferably, described method also comprises:
Be non-low priority traffice in response to described business, described MME sends beep-page message to the base station in described user terminal registered location region;
The operation of user terminal described in paging is carried out in the base station that receives described beep-page message in described base station coverage area.
Preferably, the downlink data of the user terminal in resting state is mail in described reception; Specifically comprise:
SGW receives the downlink data sending from PGW, and described downlink data is sent to described user terminal;
Described SGW, according to according to the downlink user face Tunnel Identifier of not preserving described user terminal, identifies described user terminal in resting state;
Described according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice, specifically comprises:
Described SGW is according to the data characteristics of described downlink data, and predetermined service priority rule, and whether the business of identifying described downlink data is low priority traffice;
Be low priority traffice in response to described business, described SGW sends downlink data notification message to described MME, in described downlink data notification message, comprising low priority indication, is low priority traffice so that described MME identifies described business according to described low priority indication.
Preferably, the downlink data in resting state user terminal is mail in described reception, specifically comprises:
Described MME receives the downlink data that subscriber location request is provided that comprises sending from GMLC, and wherein, described GMLC, in response to receiving after the LCS business request information of user terminal described in requesting query, sends described downlink data to described MME;
Described MME, according to the state value of described user terminal, identifies described user terminal in resting state;
Described according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice, specifically comprises:
Described MME is according to the interface signaling that sends described downlink data from GMLC, and the business of knowing described downlink data is LCS business, and identifying LCS business according to described service priority rule is low priority traffice.
Preferably, does not carry out in described base station coverage area described in paging after the operation of user terminal described base station, and described method also comprises:
Described base station sends refusal page notification message to described MME, to notify the former of described MME refusal paging because described base station in resource tense situation;
Described MME receives described refusal page notification message, and records described base station in resource tense situation, not carry out operation from repeated paging to described base station that initiate.
The paging system of a kind of evolved packet system that the embodiment of the present invention provides, described system comprises:
Downlink data receiving entity, for receiving the downlink data that mails to the user terminal in resting state;
Priority identification entity, for according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice;
MME for being low priority traffice in response to described business, adds low priority paging mark in beep-page message, and base station in described user terminal registered location region sends the beep-page message that comprises described low priority paging mark;
Base station, for receiving described beep-page message, identifies described low priority paging mark, judges that whether described base station is in resource tense situation; In response to described base station in resource tense situation, the operation of user terminal described in paging in described base station coverage area is not carried out in described base station, in response to described base station, not in resource tense situation, the operation of user terminal described in paging is carried out in described base station in described base station coverage area.
Preferably, the data characteristics of described downlink data, specifically comprises at least one in following data characteristics:
Send the interface signaling of described downlink data;
The form of the packet of described downlink data;
The service identification of the described downlink data comprising in the packet of described downlink data;
The resource of carrying described downlink data connects.
Preferably, described base station, while meeting following at least one situation specifically for identifying, judge that described base station is in resource tense situation:
Described base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum;
The ratio of the physical resource that described base station has been distributed and total physical resource meet predetermined Second Threshold;
Described base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume;
The hardware resource utilization rate of the current processing signaling in described base station exceedes the 4th predetermined threshold value;
The hardware resource utilization rate that pre-treatment user face data is worked as in described base station exceedes the 5th predetermined threshold value.
Preferably, described MME also for, be non-low priority traffice in response to described business, send beep-page message to the base station in described user terminal registered location region;
The operation of user terminal described in paging also for receiving described beep-page message, is carried out in described base station in described base station coverage area.
Preferably, described downlink data receiving entity and priority identification entity are SGW;
Described SGW, specifically for receiving the downlink data sending from PGW, described downlink data is sent to described user terminal; According to the downlink user face Tunnel Identifier of not preserving described user terminal, identify described user terminal in resting state; According to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice; Being low priority traffice in response to described business, sending downlink data notification message to described MME, comprise low priority indication in described downlink data notification message, is low priority traffice so that described MME identifies described business according to described low priority indication.
Preferably, described downlink data receiving entity and priority identification entity are MME;
Described MME, also for receive send from GMLC comprise the downlink data that subscriber location request is provided, wherein, described GMLC, in response to receiving after the LCS business request information of user terminal described in requesting query, sends described downlink data to described MME; According to the state value of described user terminal, identify described user terminal in resting state; According to the interface signaling that sends described downlink data, from GMLC, the business of knowing described downlink data is LCS business, and identifying LCS business according to described service priority rule is low priority traffice.
Preferably, described base station, also, for not carrying out in described base station coverage area described in paging after the operation of user terminal, send refusal page notification message to described MME, to notify the former of described MME refusal paging because described base station in resource tense situation;
Described MME, also for receiving described refusal page notification message, and records described base station in resource tense situation, not carry out operation from repeated paging to described base station that initiate.
The paging method of the evolved packet system providing based on the above embodiment of the present invention and system, mail in reception after the downlink data of the user terminal in resting state, according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice.Be low priority traffice in response to business, mobile management entity MME sends the beep-page message that comprises low priority paging mark to base station, make the base station of paging receiving message can distinguish the paging that low priority traffice causes, and then base station is according to own Internet usage situation, when base station is in resource tense situation, do not carry out the operation of this user terminal of paging in base station coverage area.Compared with prior art, realize in the time that Internet resources are nervous, temporarily do not carried out the paging for the low priority traffice of dormant state terminal, alleviated the Internet resources pressure of network busy hour.
By the detailed description to exemplary embodiment of the present invention referring to accompanying drawing, it is clear that further feature of the present invention and advantage thereof will become.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not to draw according to actual proportionate relationship meanwhile.In similar label and letter accompanying drawing below, represent similar terms, therefore, once be defined in an a certain Xiang Yi accompanying drawing, in accompanying drawing subsequently, do not need it to be further discussed.
The accompanying drawing that forms a part for specification has been described embodiments of the invention, and together with the description for explaining principle of the present invention.
With reference to accompanying drawing, according to detailed description below, can more be expressly understood the present invention, wherein:
Fig. 1 illustrates the schematic flow sheet of a kind of embodiment of paging method of evolved packet system provided by the present invention;
Fig. 2 illustrates the schematic flow sheet of the another kind of embodiment of paging method of evolved packet system provided by the present invention;
Fig. 3 illustrates the schematic flow sheet of another embodiment of paging method of evolved packet system provided by the present invention;
Fig. 4 illustrates the structural representation of a kind of embodiment of paging system of evolved packet system provided by the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.It should be noted that: unless illustrate in addition, the parts of setting forth in these embodiments and the positioned opposite of step do not limit the scope of the invention.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in suitable situation, described technology, method and apparatus should be regarded as authorizing a part for specification.
In all examples with discussing shown here, it is exemplary that any occurrence should be construed as merely, rather than as restriction.Therefore, other example of exemplary embodiment can have different values.
Shown in Figure 1, Fig. 1 illustrates the schematic flow sheet of a kind of embodiment of paging method of evolved packet system provided by the present invention.Method in this embodiment comprises:
101, receive the downlink data that mails to the user terminal in resting state, wherein, downlink data can be the business datum issuing, and can be also signaling message;
102, according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice;
103, be low priority traffice in response to business, MME adds low priority paging mark in beep-page message, and send the beep-page message that comprises low priority paging mark to the base station in user terminal registered location region, can indicate low priority paging mark by new field in the message body of beep-page message;
104, the identification of base stations of paging receiving message goes out low priority paging mark, and whether identification base station is in resource tense situation;
105, in response to base station, in resource tense situation, the operation of calling user terminal in base station coverage area is not carried out in base station, and in response to base station, not in resource tense situation, the operation of calling user terminal is carried out in base station in base station coverage area.
Based on said method embodiment, mail in reception after the downlink data of the user terminal in resting state, according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice.Be low priority traffice in response to business, MME sends the beep-page message that comprises low priority paging mark to base station, make the base station of paging receiving message can distinguish the paging that low priority traffice causes, and then base station is according to own Internet usage situation, when base station is in resource tense situation, do not carry out the operation of this user terminal of paging in base station coverage area.Thus, realize in the time that Internet resources are nervous, temporarily do not carried out the paging for the low priority traffice of dormant state terminal, alleviated the Internet resources pressure of network busy hour.
According to the inventive method embodiment concrete example and unrestricted, in operation 102 embodiment illustrated in fig. 1, according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice, specifically can realize by different modes.The data characteristics of downlink data can comprise at least one in following data characteristics: the service identification of the downlink data comprising in the form of the interface signaling of transmission downlink data, the packet of downlink data, the packet of downlink data, the resource of bearing downlink data connect.
The data characteristics of downlink data can be the interface signaling that sends this downlink data, for example, downlink data is from GMLC (Gateway Mobile Location Center, GMLC) interface signaling and between MME, conventionally, the interface signaling between GLMC and MME is for subscriber location request signaling is provided.It is low priority traffice that predetermined service priority rule definition provides the business of subscriber location request.Thus, come from special interface signaling according to downlink data, and predetermined service priority rule, the business of identification downlink data is low priority traffice.
The data characteristics of downlink data can be the form of the packet of downlink data, and for example, the load of the packet of downlink data (Payload) part is empty.The payload segment of predetermined service priority rule definition packet is that empty business is low priority traffice.Thus, according to the form of the packet of downlink data, and predetermined service priority rule, the business of identification downlink data is low priority traffice.
The data characteristics of downlink data can be the service identification of the downlink data that comprises in the packet of downlink data, for example, the service identification comprising in the packet of downlink data indicates this packet from certain chat software, and the business of predetermined this chat software of service priority rule definition is low priority traffice.Thus, according to the service identification of downlink data, and predetermined service priority rule, the business of identification downlink data is low priority traffice.
The data characteristics of downlink data can be that the resource of bearing downlink data connects.In 3GPP EPS system, be used for to user terminal transmit same services quality requirement packet definitions specific carrying, specific resource connects.Predetermined service priority rule can define when the packet of downlink data is in the time being specifically designed to the carrying of transmission low priority traffice for one, and the business of downlink data is low priority traffice.For example, operator may define the carrying transmission of low priority traffice packet by QCI=9, and by identification downlink data packet, whether from the carrying of a QCI=9, the business of identification downlink data is low priority traffice.
According to the inventive method embodiment concrete example and unrestricted, in operation 104 embodiment illustrated in fig. 1, in identification base station whether in the operation in resource tense situation, when base station meets following at least one situation, judge that base station is in resource tense situation:
Base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum; The ratio of the physical resource that base station has been distributed and total physical resource meet predetermined Second Threshold; Base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume; The hardware resource utilization rate of the current processing signaling in base station exceedes the 4th predetermined threshold value; The hardware resource utilization rate that pre-treatment user face data is worked as in base station exceedes the 5th predetermined threshold value.The value of concrete various threshold values can arrange according to the actual conditions of base station.
According to the inventive method embodiment concrete example and unrestricted, carrying out 102 according to the data characteristics of downlink data and predetermined service priority rule, whether the business of identification downlink data is after the operation of low priority traffice, be non-low priority traffice in response to business, the method can also comprise:
MME sends beep-page message to the base station in user terminal registered location region; The operation of calling user terminal is carried out in the base station that receives beep-page message in base station coverage area.
In the above-described embodiments, for non-low priority traffice, MME can be directly sends beep-page message to the base station in user terminal registered location region, carries out follow-up paging operation by base station.
101,102 operations embodiment illustrated in fig. 1 can be carried out by different network entities.Exemplarily describe respectively below.
Shown in Figure 2, Fig. 2 illustrates the schematic flow sheet of the another kind of embodiment of paging method of evolved packet system provided by the present invention.Wherein 101,102 operations can realize by the operation of following 200-202.
200, gateway (Service Gateway, SGW) receives the downlink data sending from packet data network gateway (Packet Data Network-Gateway, PDN-GW), and downlink data is sent to user terminal; SGW, according to the downlink user face Tunnel Identifier of terminal, identifies user terminal in resting state.In the parameter that SGW preserves, comprise downlink user face Tunnel Identifier (downlink user plane TEID), if SGW identification does not have this parameter of user terminal, SGW identification user terminal does not have user's face tunnel in resting state.
201, according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice.
202, be low priority traffice in response to business, SGW sends downlink data notification message to MME, comprises low priority indication in downlink data notification message so that MME according to low priority indication to identify business be low priority traffice.
203, be low priority traffice in response to business, MME adds low priority paging mark in beep-page message, and base station in user terminal registered location region sends the beep-page message that comprises low priority paging mark; In addition, receive after beep-page message, MME can also be to SGW return data notification acknowledgement.
204, low priority paging mark is identified in the base station (eNodeB) of paging receiving message, and identification base station, whether in resource tense situation, in resource tense situation, is carried out 205 operation in response to this base station; Not in resource tense situation, carry out the operation of 206-208 in response to this base station.
In response to this base station in resource tense situation: 205, the operation of calling user terminal in base station coverage area is not carried out in base station.
In response to this base station in resource tense situation:
206, base station in base station coverage area, calling user terminal on particular channel;
207, user terminal is received the message of paging oneself by the unstrained base station of certain resource, and user terminal (UE) initiating business request process is rebuild network and connected;
208, SGW is the downlink data of buffer memory, and the downlink data sent of follow-up PGW, connected and sent to UE by the network of rebuilding.
Shown in Figure 3, Fig. 3 illustrates the schematic flow sheet of another embodiment of paging method of evolved packet system provided by the present invention.In this embodiment, the low priority paging being triggered by positioning service is described.In Fig. 1,101,102 operations can realize by the operation of following 301-302.
301, MME receives the downlink data that subscriber location request is provided that comprises sending from GMLC, wherein, GMLC can be in response to MME and send downlink data, receive position-based service (the Location Based Service of requesting query user terminal (UE), LCS), after business request information, send downlink data to MME.
302, MME is according to the state value of user terminal, and for example, MME judges that the MMState field contents of user terminal is ECM-IDLE state, identifies user terminal in resting state; MME is according to the interface signaling that sends downlink data from GMLC, and the business of knowing downlink data is LCS business, and identifying LCS business according to service priority rule is low priority traffice.
303, be low priority traffice in response to LCS business, MME adds low priority paging mark in beep-page message, and base station in user terminal registered location region sends the beep-page message that comprises low priority paging mark.
304, the identification of base stations of paging receiving message goes out low priority paging mark, and identification base station, whether in resource tense situation, in resource tense situation, is carried out 305 operation in response to base station; Not in resource tense situation, carry out the operation of 306-308 in response to base station.
305, the operation of calling user terminal in base station coverage area is not carried out in base station.
306, base station in base station coverage area, calling user terminal on particular channel.
307, user terminal is received the message of paging oneself by the unstrained base station of certain resource, and UE initiating business request process is rebuild network and connected.
308, connect by the network of 307 foundation, complete behind location according to the position fixing process of standard, MME sends customer location acknowledge message is provided to GMLC, and afterwards, GMLC can also send LCS service response message to LCS Client.
In above-mentioned each embodiment of the inventive method, to continue referring to Fig. 2 and Fig. 3, after the operation of calling user terminal in base station coverage area is not carried out in base station, the method can also comprise:
Base station sends refusal page notification message to MME, to notify the former of MME refusal paging because base station in resource tense situation;
MME receives refusal page notification message, and records base station in resource tense situation, not carry out operation from repeated paging to base station that initiate.
Based on above-described embodiment, MME receives refusal page notification message, knows the former because in resource tense situation of base station refusal paging, especially, in the situation that being provided with repeated paging, MME can not carry out operation from repeated paging to base station that initiate, avoids thus causing Internet resources anxiety.
Shown in Figure 4, Fig. 4 illustrates the structural representation of a kind of embodiment of paging system of evolved packet system provided by the present invention.The system of this embodiment comprises:
Downlink data receiving entity 401, for receiving the downlink data that mails to the user terminal in resting state;
Priority identification entity 402, for according to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice;
MME403 for being low priority traffice in response to business, adds low priority paging mark in beep-page message, and base station in user terminal registered location region sends the beep-page message that comprises low priority paging mark;
Base station 404, for paging receiving message, identifies low priority paging mark, and whether identification base station is in resource tense situation; In response to base station, in resource tense situation, the operation of calling user terminal in base station coverage area is not carried out in base station, and in response to base station, not in resource tense situation, the operation of calling user terminal is carried out in base station in base station coverage area.Base station 404 can be multiple.
A concrete example of system according to the invention embodiment is and unrestricted, and the data characteristics of downlink data, specifically comprises at least one in following data characteristics:
Send the interface signaling of downlink data;
The form of the packet of downlink data;
The service identification of the downlink data comprising in the packet of downlink data;
The resource of bearing downlink data connects.
Concrete example of system according to the invention embodiment and unrestricted, when base station 404 meets following at least one situation specifically for identifying, judge that base station is in resource tense situation:
Base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum; The ratio of the physical resource that base station has been distributed and total physical resource meet predetermined Second Threshold; Base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume; The hardware resource utilization rate of the current processing signaling in base station exceedes the 4th predetermined threshold value; The hardware resource utilization rate that pre-treatment user face data is worked as in base station exceedes the 5th predetermined threshold value.
Concrete example of system according to the invention embodiment and unrestricted, MME also for, be non-low priority traffice in response to business, the base station in user terminal registered location region sends beep-page message;
The operation of calling user terminal also, for receiving beep-page message, is carried out in base station in base station coverage area.
A concrete example of system according to the invention embodiment is and unrestricted, and downlink data receiving entity and priority identification entity are SGW;
SGW, specifically for receiving the downlink data sending from PGW, downlink data is sent to user terminal; According to the downlink user face Tunnel Identifier of not preserving user terminal, identify user terminal in resting state; According to the data characteristics of downlink data, and predetermined service priority rule, whether the business of identification downlink data is low priority traffice; Be low priority traffice in response to business, send downlink data notification message to MME, in downlink data notification message, comprise low priority indication so that MME according to low priority indication to identify business be low priority traffice.
A concrete example of system according to the invention embodiment is and unrestricted, and downlink data receiving entity and priority identification entity are MME.MME, also, for receiving the downlink data that subscriber location request is provided that comprises sending from GMLC, wherein, GMLC, in response to receiving after the LCS business request information of requesting query user terminal, sends downlink data to MME; According to the state value of user terminal, identify user terminal in resting state; According to the interface signaling that sends downlink data, from GMLC, the business of knowing downlink data is LCS business, and identifying LCS business according to service priority rule is low priority traffice.
Concrete example of system according to the invention embodiment and unrestricted, base station 404 is not also for after carrying out the operation of calling user terminal in base station coverage area, send refusal page notification message to MME, to notify the former of MME refusal paging because base station in resource tense situation.MME, also for receiving refusal page notification message, and records base station in resource tense situation, not carry out operation from repeated paging to base station that initiate.
So far, described in detail according to the paging method of a kind of evolved packet system of the present invention and system.For fear of covering design of the present invention, details more known in the field are not described.Those skilled in the art, according to description above, can understand how to implement technical scheme disclosed herein completely.
In this specification, each embodiment all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, same or analogous part cross-references between each embodiment.For system embodiment, because it is substantially corresponding with embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
May realize in many ways paging method and the system of the evolved packet system that the above embodiment of the present invention of the present invention provides.For example, can realize by any combination of software, hardware, firmware or software, hardware, firmware paging method and the system of the evolved packet system that the above embodiment of the present invention of the present invention provides.The said sequence that is used for the step of described method is only in order to describe, and the step of method of the present invention is not limited to above specifically described order, unless otherwise specified.In addition, in certain embodiments, can be also the program being recorded in recording medium by the invention process, these programs comprise the machine readable instructions for realizing the method according to this invention.Thereby the present invention also covers the recording medium of storing the program for carrying out the method according to this invention.
Although specific embodiments more of the present invention are had been described in detail by example, it should be appreciated by those skilled in the art, above example is only in order to describe, rather than in order to limit the scope of the invention.It should be appreciated by those skilled in the art, can without departing from the scope and spirit of the present invention, above embodiment be modified.Scope of the present invention is limited by claims.
Claims (14)
1. a paging method for evolved packet system, is characterized in that, described method comprises:
The downlink data of the user terminal in resting state is mail in reception;
According to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice;
Be low priority traffice in response to described business, mobile management entity MME is added low priority paging mark in beep-page message, and base station in described user terminal registered location region sends the beep-page message that comprises described low priority paging mark;
The identification of base stations that receives described beep-page message goes out described low priority paging mark, judges that whether described base station is in resource tense situation;
In response to described base station in resource tense situation, the operation of user terminal described in paging in described base station coverage area is not carried out in described base station, in response to described base station, not in resource tense situation, the operation of user terminal described in paging is carried out in described base station in described base station coverage area.
2. method according to claim 1, is characterized in that, the data characteristics of described downlink data specifically comprises at least one in following data characteristics:
Send the interface signaling of described downlink data;
The form of the packet of described downlink data;
The service identification of the described downlink data comprising in the packet of described downlink data;
The resource of carrying described downlink data connects.
3. method according to claim 2, is characterized in that, is judging that described base station is whether in the operation in resource tense situation, when described base station meets following at least one situation, judges that described base station is in resource tense situation:
Described base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum;
The ratio of the physical resource that described base station has been distributed and total physical resource meet predetermined Second Threshold;
Described base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume;
The hardware resource utilization rate of the current processing signaling in described base station exceedes the 4th predetermined threshold value;
The hardware resource utilization rate that pre-treatment user face data is worked as in described base station exceedes the 5th predetermined threshold value.
4. method according to claim 3, is characterized in that, described method also comprises:
Be non-low priority traffice in response to described business, described MME sends beep-page message to the base station in described user terminal registered location region;
The operation of user terminal described in paging is carried out in the base station that receives described beep-page message in described base station coverage area.
5. method according to claim 4, is characterized in that, the downlink data of the user terminal in resting state is mail in described reception; Specifically comprise:
Gateway SGW receives the downlink data sending from packet data gateway PGW, and described downlink data is sent to described user terminal; Described SGW, according to the downlink user face Tunnel Identifier of not preserving described user terminal, identifies described user terminal in resting state;
Described according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice, specifically comprises:
Described SGW is according to the data characteristics of described downlink data, and predetermined service priority rule, and whether the business of identifying described downlink data is low priority traffice; Be low priority traffice in response to described business, described SGW sends downlink data notification message to described MME, in described downlink data notification message, comprising low priority indication, is low priority traffice so that described MME identifies described business according to described low priority indication.
6. method according to claim 4, is characterized in that, the downlink data in resting state user terminal is mail in described reception, specifically comprises:
Described MME receives the downlink data that subscriber location request is provided that comprises sending from GMLC GMLC, wherein, described GMLC, in response to receiving after the position-based information service LCS business request information of user terminal described in requesting query, sends described downlink data to described MME; Described MME, according to the state value of described user terminal, identifies described user terminal in resting state;
Described according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice, specifically comprises:
Described MME is according to the interface signaling that sends described downlink data from GMLC, and the business of knowing described downlink data is LCS business, and identifying LCS business according to described service priority rule is low priority traffice.
7. according to the method described in claim 1-6 any one, it is characterized in that, does not carry out in described base station coverage area described in paging after the operation of user terminal described base station, and described method also comprises:
Described base station sends refusal page notification message to described MME, to notify the former of described MME refusal paging because described base station in resource tense situation;
Described MME receives described refusal page notification message, and records described base station in resource tense situation, not carry out operation from repeated paging to described base station that initiate.
8. a paging system for evolved packet system, is characterized in that, described system comprises:
Downlink data receiving entity, for receiving the downlink data that mails to the user terminal in resting state;
Priority identification entity, for according to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice;
MME for being low priority traffice in response to described business, adds low priority paging mark in beep-page message, and base station in described user terminal registered location region sends the beep-page message that comprises described low priority paging mark;
Base station, for receiving described beep-page message, identifies described low priority paging mark, judges that whether described base station is in resource tense situation; In response to described base station in resource tense situation, the operation of user terminal described in paging in described base station coverage area is not carried out in described base station, in response to described base station, not in resource tense situation, the operation of user terminal described in paging is carried out in described base station in described base station coverage area.
9. system according to claim 8, is characterized in that, the data characteristics of described downlink data specifically comprises at least one in following data characteristics:
Send the interface signaling of described downlink data;
The form of the packet of described downlink data;
The service identification of the described downlink data comprising in the packet of described downlink data;
The resource of carrying described downlink data connects.
10. system according to claim 9, is characterized in that, described base station, while meeting following at least one situation specifically for identifying, judges that described base station is in resource tense situation:
Described base station connected state access customer number can support the ratio of number of users to meet predetermined first threshold with maximum;
The ratio of the physical resource that described base station has been distributed and total physical resource meet predetermined Second Threshold;
Described base station is when the 3rd predetermined threshold value that meets of the signaling quantity of pre-treatment and the ratio of data volume;
The hardware resource utilization rate of the current processing signaling in described base station exceedes the 4th predetermined threshold value;
The hardware resource utilization rate that pre-treatment user face data is worked as in described base station exceedes the 5th predetermined threshold value.
11. systems according to claim 10, is characterized in that, described MME also for, be non-low priority traffice in response to described business, send beep-page message to the base station in described user terminal registered location region;
The operation of user terminal described in paging also for receiving described beep-page message, is carried out in described base station in described base station coverage area.
12. systems according to claim 11, is characterized in that, described downlink data receiving entity and priority identification entity are SGW;
Described SGW, specifically for receiving the downlink data sending from PGW, described downlink data is sent to described user terminal; According to the downlink user face Tunnel Identifier of not preserving described user terminal, identify described user terminal in resting state; According to the data characteristics of described downlink data, and predetermined service priority rule, whether the business of identifying described downlink data is low priority traffice; Being low priority traffice in response to described business, sending downlink data notification message to described MME, comprise low priority indication in described downlink data notification message, is low priority traffice so that described MME identifies described business according to described low priority indication.
13. systems according to claim 11, is characterized in that, described downlink data receiving entity and priority identification entity are MME;
Described MME, also for receive send from GMLC comprise the downlink data that subscriber location request is provided, wherein, described GMLC, in response to receiving after the LCS business request information of user terminal described in requesting query, sends described downlink data to described MME; According to the state value of described user terminal, identify described user terminal in resting state; According to the interface signaling that sends described downlink data, from GMLC, the business of knowing described downlink data is LCS business, and identifying LCS business according to described service priority rule is low priority traffice.
System described in 14. according to Claim 8-13 any one, it is characterized in that, described base station, also for not carrying out in described base station coverage area described in paging after the operation of user terminal, send refusal page notification message to described MME, to notify the former of described MME refusal paging because described base station in resource tense situation;
Described MME, also for receiving described refusal page notification message, and records described base station in resource tense situation, not carry out operation from repeated paging to described base station that initiate.
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