CN103227991A - Trigger method, device and system for MTC (Machine Type Communication) equipment - Google Patents
Trigger method, device and system for MTC (Machine Type Communication) equipment Download PDFInfo
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- CN103227991A CN103227991A CN2012100203897A CN201210020389A CN103227991A CN 103227991 A CN103227991 A CN 103227991A CN 2012100203897 A CN2012100203897 A CN 2012100203897A CN 201210020389 A CN201210020389 A CN 201210020389A CN 103227991 A CN103227991 A CN 103227991A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/08—Access security
- H04W12/084—Access security using delegated authorisation, e.g. open authorisation [OAuth] protocol
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/60—Context-dependent security
- H04W12/69—Identity-dependent
- H04W12/71—Hardware identity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/60—Context-dependent security
- H04W12/69—Identity-dependent
- H04W12/72—Subscriber identity
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Abstract
The invention discloses a trigger method, a device and a system for MTC (Machine Type Communication) equipment, wherein the method comprises the following steps: receiving trigger request message sent by an MTC server; confirming that the MTC equipment required to be triggered in the trigger request message is relevant to the MTC server; and triggering the MTC equipment to built a secure connection with the MTC server. According to the invention, only can the MTC equipment relevant to the MTC server be triggered by the MTC server, so that the communication security of the MTC equipment with the MTC server is improved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of triggering method, Apparatus and system of MTC equipment.
Background technology
Machine class communication (Machine Type Communication abbreviates MTC as) is meant the employing wireless communication technology, realizes data communication and a series of technology that exchange and the general name of combination thereof between machine and machine, machine and the people.MTC comprises two layers of meaning: ground floor is a machine itself, is called smart machine in built-in field; The second layer meaning is the connection between machine and the machine, by network machine is linked together.The range of application of machine class communication is very extensive, and for example intelligent measure, remote monitoring, tracking, medical treatment etc. make the human lives intelligent more.Compare with traditional interpersonal communication, MTC equipment (MTC Device) enormous amount, application is extensive, has huge market prospects.
In MTC communication system as shown in Figure 1 to Figure 3, (MTC InterWorking Function MTC-IWF) communicates with the MTC server MTC equipment by 3GPP network and external interface functional entity.Based on security consideration, in the time of outside MTC Server is positioned at the 3GPP network, can introduce MTC security gateway (MTC-Security GateWay), be used for MTC Server is carried out authentication and authorization, thus the fail safe of assurance external interface.Fig. 4 is the schematic diagram according to the connected system of the external interface of the machine class communication system of the introducing MTC security gateway of correlation technique, as shown in Figure 4, in the time of outside the MTC server is in the 3GPP network, after introducing MTC security gateway is as MTC external interface (MTC-IWF), guaranteed the fail safe of external interface.
For many machines machine (Machine to Machine abbreviates M2M as) is used,, therefore do not allowed MTC equipment arbitrarily to insert the MTC server because MTC user need control and the communicating by letter of MTC equipment.Simultaneously, because security needs, a user's MTC server only allows to trigger this user's MTC equipment.But the assailant may send triggering command to MTC equipment by pretending to be mobile communications network or MTC server, connects to trigger MTC equipment and MTC server.Therefore, need take safety measures, guarantee that MTC equipment can only respond the triggering command from the MTC server of safety.
Summary of the invention
At how realizing that the MTC server security triggers the problem of MTC equipment, the invention provides a kind of triggering method, Apparatus and system of MTC equipment, to address the above problem at least.
According to an aspect of the present invention, provide a kind of triggering method of MTC equipment, having comprised: received the triggering request that machine class communication MTC server sends; According to the incidence relation of MTC server that sets in advance and MTC equipment, determine the MTC equipment of MTC equipment that described triggering request request triggers for being associated with described MTC server; Triggering described MTC equipment is connected with described MTC server foundation safety.
Preferably, if the MTC equipment that described triggering request request triggers is not the MTC equipment that is associated with described MTC server, described method also comprises: refuse described triggering request.
Preferably, refusing described triggering request comprises: send the refuse information that the indication refusal triggers described MTC equipment to described MTC server.
Preferably, trigger described MTC equipment and be connected, comprising: send triggering command message to described MTC equipment with described MTC server foundation safety; Perhaps, the predetermined network entity in mobile communications network is transmitted described triggering request, according to described triggering request, sends triggering command message to described MTC equipment by described predetermined network entity.
Preferably, after described MTC equipment sends described triggering command message, described method also comprises: described MTC equipment receives described triggering command message, responds described triggering command message, sets up communicating to connect between described MTC equipment and the described MTC server.
Preferably, described incidence relation comprises: the corresponding relation of MTC server and MTC equipment; Determine that the MTC equipment that MTC equipment is with described MTC server is associated that described triggering request request triggers comprises: judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
Preferably, the information that described triggering request is carried comprises: the identity information of the identity information of described MTC server and/or described MTC equipment and/or described MTC user's identity information; Described corresponding relation comprises: the corresponding relation of the identity information of the identity information of described MTC server and described MTC equipment; Judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, comprising: judge whether the identity information of described MTC equipment and the identity information of described MTC server exist described corresponding relation; Perhaps, described corresponding relation comprises: the corresponding relation of the identity information of described MTC server and described MTC user's identity information; Judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, comprising: judge whether described MTC user's the identity information and the identity information of described MTC server exist described corresponding relation.
Preferably, described incidence relation comprises: MTC user, MTC server and MTC equipment three's incidence relation; Determine the MTC equipment of MTC equipment that described triggering request request triggers for being associated with described MTC server, comprise: judge whether described MTC server is related with same MTC user with described MTC equipment, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
Preferably, the information that described triggering request is carried comprises: the identity information of the identity information of described MTC server and/or described MTC equipment and/or MTC user's identity information; Judge that whether described MTC server is associated with same MTC user with described MTC equipment, comprising: whether the identity information of judging the identity information of described MTC equipment and described MTC server exists incidence relation with same MTC user's identity information.
Preferably, the identity information of described MTC equipment comprises: international mobile Equipment Identification Code IMEI; Described MTC user's identity information comprises: international member identification code IMSI; The identity information of described MTC server comprises: the identify label of described MTC server.
According to another aspect of the present invention, provide a kind of trigger equipment of MTC equipment, having comprised: receiver module is used to receive the triggering request that machine class communication MTC server sends; Determination module is used for according to the MTC server that sets in advance and the incidence relation of MTC equipment, determines the MTC equipment of MTC equipment for being associated with described MTC server that described triggering request request triggers; Trigger module is used to trigger described MTC equipment and is connected with described MTC server foundation safety.
Preferably, described trigger module is used for sending triggering command message to described MTC equipment, and perhaps the predetermined network entity in mobile communications network is transmitted described triggering request, sends triggering command message by described predetermined network entity to described MTC equipment.
Preferably, described incidence relation comprises: the corresponding relation of MTC server and MTC equipment; Described determination module is used to judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
Preferably, described incidence relation comprises: MTC user, MTC server and MTC equipment three's incidence relation; Described determination module, be used for incidence relation according to MTC user, MTC server and MTC equipment three, judge whether described MTC server is related with same MTC user with described MTC equipment, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
According to a further aspect of the invention, provide a kind of triggering system of MTC equipment, having comprised: the MTC server is used for sending triggering request to MTC external interface functional entity MTC-IWF; Described MTC external interface functional entity, comprise each described device in the claim 10 to 13, be used for the triggering request that the described MTC server of receiver sends, incidence relation according to MTC server that sets in advance and MTC equipment, determine the MTC equipment of described MTC equipment, and trigger described MTC equipment and set up safe the connection with described MTC server for being associated with described MTC server.
Preferably, described MTC external interface functional entity also is used for: be not under the situation of the MTC equipment that is associated with described MTC server at the MTC equipment that described triggering request request triggers, refuse described triggering request.
By the present invention, MTC external interface functional entity is determining that MTC equipment that request triggers is under the situation of the MTC equipment related with the MTC server, send triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities, triggering MTC equipment and MTC server connects, realized having only and set up with MTC equipment that related MTC server could trigger this MTC equipment and this MTC server connects, improved the fail safe of MTC equipment and MTC server communication.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the machine class communication system architecture of correlation technique;
Fig. 2 is for the schematic diagram of the machine class communication system architecture of the scene of home network route during according to the roaming of the MTC equipment of correlation technique;
Fig. 3 is for the schematic diagram of the machine class communication system architecture of the scene of local break-out during according to the roaming of the MTC equipment of correlation technique;
Fig. 4 is the schematic diagram according to the connected system of the external interface of the machine class communication system of the introducing MTC security gateway of correlation technique;
Fig. 5 is the schematic diagram according to the triggering system of the MTC equipment of the embodiment of the invention;
Fig. 6 is the schematic diagram according to the triggering system of the MTC equipment of embodiment of the invention optimal way one;
Fig. 7 is the schematic diagram according to the triggering system of the MTC equipment of embodiment of the invention optimal way two;
Fig. 8 is the structured flowchart according to the trigger equipment of the MTC equipment of the embodiment of the invention;
Fig. 9 is the flow chart according to the triggering method of the MTC equipment of the embodiment of the invention;
Figure 10 is the flow chart according to the triggering method of the MTC equipment of the embodiment of the invention one;
Figure 11 is the flow chart according to the triggering method of the MTC equipment of the invention process two;
Figure 12 is the flow chart according to the triggering method of the MTC equipment of the invention process three.
Embodiment
Hereinafter will describe the present invention with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
In correlation technique, how safety triggers MTC equipment, the problem that is connected with the safety of setting up between MTC equipment and the MTC server, the embodiment of the invention, a kind of triggering method of MTC equipment is provided, Apparatus and system, the safety that has realized MTC equipment triggers, MTC equipment can only be set up related MTC server triggers with it, preferably, exist related MTC server to be meant the MTC server that belongs to same MTC user with MTC equipment with MTC equipment, thereby the MTC server of having realized a MTC user can only trigger this MTC user's MTC equipment, has improved the MTC service security.
In the embodiment of the invention, MTC equipment is meant the equipment that is used for machine to machine communication in the mobile communications network, mobile communication subscriber identification card (UICC) is installed on the MTC equipment, user identification module (as client identification module (Subscriber Identity Module abbreviates SIM as), USIM and ISIM etc.) is positioned on the UICC.
According to the embodiment of the invention, a kind of triggering system of MTC equipment is provided, in this system, judge by MTC external interface functional entity whether the MTC equipment that request triggers is the MTC equipment related with the MTC server, if, send triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities.After MTC equipment received triggering command message, foundation was connected with the safety of MTC server; If not, MTC external interface functional entity refusal triggering request has realized that a MTC server can only trigger the MTC equipment related with this MTC server, has improved the MTC service security.
Fig. 5 is the schematic diagram according to the triggering system of the MTC equipment of the embodiment of the invention, and as shown in Figure 5, this system can comprise: MTC server 10 and MTC external interface functional entity 20.Wherein, MTC server 10 is used for sending triggering request to MTC external interface functional entity 20; MTC external interface functional entity 20, be used for the triggering request that receiver MTC server 10 sends, incidence relation according to MTC server that sets in advance and MTC equipment, determine the MTC equipment of MTC equipment for being associated with MTC server 10, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities.
Wherein, other network entities in the above-mentioned mobile communications network include but not limited to: short message service center (SMS-SC/IP-SM-GW), SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity).
In the present embodiment, the incidence relation of MTC server and MTC equipment can be set up according to predetermined rule, for example, the MTC equipment and the MTC server that belong to same MTC user can be set up incidence relation, perhaps, even be not MTC equipment and the MTC server that belongs to same MTC user,, then can set up the incidence relation between this MTC server and this MTC equipment as long as allow to connect between this MTC server and this MTC equipment.
Pass through the embodiment of the invention, MTC external interface functional entity determines that the MTC equipment that request triggers is the MTC equipment related with the MTC server, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities, triggering MTC equipment and MTC server connects, realized that the MTC server only triggers the MTC equipment that is associated with the MTC server, has improved the fail safe of MTC equipment and MTC server communication.
In a preferred implementation according to the embodiment of the invention, above-mentioned incidence relation can be MTC equipment, incidence relation between MTC server and the MTC user three, MTC external interface functional entity 20 is when receiving the triggering request of MTC server 10 transmissions, whether the MTC equipment that can judge the request triggering is related with same MTC user with this MTC server, if, send triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities.After MTC equipment received triggering command message, foundation was connected with the safety of MTC server; If not, MTC external interface functional entity refusal trigger request.
In above-mentioned preferred implementation, MTC user, the MTC equipment that belongs to this MTC user can be associated with MTC server three in the incidence relation between MTC equipment, MTC server and the MTC user three, thereby the MTC server that can realize a MTC user can only trigger this MTC user's MTC equipment, has further improved the MTC service security.
By above preferred embodiment of the present invention, MTC external interface functional entity determines that MTC equipment and MTC server that request triggers belong to same MTC user, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, and send triggering command information to MTC equipment by these network entities, triggering MTC equipment and MTC server connects, realized that the MTC server only triggers and the MTC equipment that belongs to same MTC user, the fail safe that has improved MTC equipment and MTC server communication.
In a preferred implementation of the embodiment of the invention, MTC external interface functional entity 20, also being used at the MTC equipment that the triggering request request triggers is not under the situation of the MTC equipment that is associated with MTC server 10, the refusal trigger request.Preferably, MTC external interface functional entity 20 can send the refuse information that the indication refusal triggers this MTC equipment to the MTC server.By this preferred implementation, realized that refusal triggers the MTC equipment that is not associated with the MTC server, the MTC equipment that makes the MTC server only trigger to be associated, the fail safe that improved the MTC system with the MTC server.
In a preferred implementation of the embodiment of the invention, MTC external interface functional entity 20 also is used for not belonging under same MTC user's the situation at MTC equipment and MTC server 10 that the triggering request request triggers the refusal trigger request.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.By this preferred implementation, realized that refusal triggers the MTC equipment that does not belong to same MTC user with the MTC server, the MTC equipment that makes the MTC server only trigger to belong to same MTC user, the fail safe that improved the MTC system.
In a preferred implementation of the embodiment of the invention, above-mentioned incidence relation can write down MTC equipment, MTC server and the MTC user incidence relation of (comprising under MTC user's the situation) by the identity information of MTC equipment, the identity information of MTC server and MTC user's identity information (comprising under MTC user's the situation).Wherein, the identity information of MTC equipment includes but not limited to: international mobile Equipment Identification Code (IMEI) or other are used to identify the identity information of MTC equipment.MTC user's identity information includes but not limited to: described MTC user's international member identification code (IMSI) or other are used to identify MTC user's identity information.The identity information of MTC server includes but not limited to: the identify label of described MTC server (MTC_Server_ID) or other are used to identify the identity information of MTC server.
In actual applications, MTC external interface functional entity 20 can be an independently MTC security gateway, also can comprise a MTC security gateway and a MTC external interface functional entity that comprises MTC security gateway function.The MTC external interface functional entity that comprises MTC security gateway function also is a MTC security gateway in function and realization.Respectively above-mentioned preferred implementation is described below.
Mode one
In mode one, MTC external interface functional entity 20 is independently MTC security gateways, and the MTC security gateway is between mobile network and MTC server.
Fig. 6 is the schematic diagram according to the triggering system of the MTC equipment of embodiment of the invention optimal way one, shows the outside connected system framework that triggers MTC equipment.
As shown in Figure 6, this system can comprise: MTC external interface functional entity, MTC server, Gateway GPRS Support Node (GGSN)/packet data gateway (PGW), Home Location Register (HLR)/local subscription data server (HSS), and short message service center (SMS-SC/IP-SM-GW) and SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity).Wherein, MTC external interface functional entity, MTC external interface functional entity is an independently MTC security gateway, realize the external interface function, the MTC server is carried out authentication and authorization, guarantee the fail safe of external interface communication, can be used to shield simultaneously network topology, relaying or the processing signaling agreement of mobile communication system.The MTC server is used to provide MTC related service or business.
In system as shown in Figure 6, the MTC external interface is by independently MTC security gateway realization, the MTC security gateway communicates by T4 and MTCsms interface and short message service center (SMS-SC/IP-SM-GW), and promptly the MTC security gateway is supported T4 and two kinds of communication protocols of MTCsms simultaneously.Simultaneously, the MTC security gateway is supported the restriction of MTC equipment is triggered, and promptly the MTC server only triggers the MTC equipment related with it, and perhaps the MTC server only triggers the MTC equipment that belongs to same MTC user with it.
Mode two
Fig. 7 is the schematic diagram according to the triggering system of the MTC equipment of embodiment of the invention optimal way two, shows the outside connected system framework that triggers MTC equipment.
As shown in Figure 7, this system comprises: MTC external interface functional entity, MTC server, GGSN/PGW, SGSN/MME and SMS-SC/IP-SM-GW.Wherein, MTC external interface functional entity, form by MTC security gateway entity and the external interface entity that comprises MTC security gateway function, realize the external interface function, the MTC server is carried out authentication and authorization, guarantee the fail safe of external interface communication, be used to shield network topology, relaying or the processing signaling agreement of mobile communication system simultaneously.The MTC server is used to provide MTC related service or business.
In the system shown in Figure 7 framework, the MTC external interface is realized by MTC security gateway and the external interface entity that comprises MTC security gateway function.The MTC security gateway communicates by MTCsms interface and short message service center, the external interface entity that comprises MTC security gateway function communicates by T4 interface and short message service center, can be provided with according to actual conditions for the support of T4 and MTCsms interface.Simultaneously, MTC security gateway or the external interface entity that comprises MTC security gateway function are supported the restriction of MTC equipment is triggered, be that the MTC server only triggers the MTC equipment related with it, perhaps the MTC server only triggers the MTC equipment that belongs to same MTC user with it.
Be described below by specific embodiment.
Embodiment one
According to the embodiment of the invention, trigger legal MTC equipment for finishing MTC server and mobile communications network safety, a kind of triggering system of MTC equipment is provided, this system comprises:
MTC equipment is the equipment that the user is used for the communication of machine class, and the UICC card is installed in the MTC equipment.
Mobile communications network is used for sending triggering command to MTC equipment, and mobile communications network can comprise 3GPP network and 3GPP2 network.Concrete, can comprise in the mobile communications network: GGSN/PGW (Gateway GPRS Support Node/packet data gateway), HLR/HSS (Home Location Register/local subscription data server), SGSN/MME (GPRS serving GPRS support node/mobile management entity) and short message service center (SMS-SC/IP-SM-GW).
MTC external interface functional entity, MTC external interface functional entity can be an independently MTC security gateway, realize the external interface function, the MTC server is carried out authentication and authorization, guarantee the fail safe of external interface communication, simultaneously can be used to shield network topology, relaying or the processing signaling agreement of mobile communication system.MTC external interface functional entity also can be made up of MTC security gateway entity and the external interface entity (MTC-IWF (MTC Security Gateway)) that comprises MTC security gateway function, realize the external interface function, the MTC server is carried out authentication and authorization, guarantee the fail safe of external interface communication, simultaneously can be used to shield network topology, relaying or the processing signaling agreement of mobile communication system.
MTC server, MTC server are initiated trigger request or instruction and are provided M2M business for MTC user.In embodiments of the present invention, MTC equipment and MTC server can belong to same MTC user.
In embodiments of the present invention, when MTC user's MTC server and this MTC user's a MTC equipment communicates, can pass through trigger request or instruction, activate MTC equipment set up with the MTC server between safe the connection.When MTC user's MTC server need be from MTC equipment receiving information of this MTC user, the MTC server sends to MTC external interface functional entity with trigger request or triggering command, and MTC external interface functional entity triggers between MTC equipment and the MTC server according to the trigger request of MTC server or triggering command and sets up safe the connection.For the MTC server of realizing a user only triggers this user's MTC equipment, the MTC external interface functional entity of local network can be preserved management and safeguard in the local network related information at MTC user and MTC equipment and MTC server.Concrete, in MTC external interface functional entity, preserve management and safeguard MTC subscriber identity information and MTC equipment identity information and MTC server identity information incidence relation, for example, the form of tabulating with the incidence relation of MTC subscriber identity information IMSI and MTC equipment identity information IMEI and MTC server identity information MTC_Server_ID is preserved, is managed and safeguards.
In embodiments of the present invention, also can be to have certain incidence relation between MTC equipment and the MTC server.
In this case, in embodiments of the present invention, a MTC server can be by sending out a pound trigger request or an instruction when communicating with a MTC equipment, activate corresponding M TC equipment set up with the MTC server between be connected safely.When the MTC server need be from a MTC equipment receiving information, the MTC server sends to MTC external interface functional entity with trigger request or triggering command, and MTC external interface functional entity triggers between MTC equipment and the MTC server according to the trigger request of MTC server or triggering command and sets up safe the connection.
In embodiments of the present invention, the device-dependent identity information of MTC comprises: the identity information of MTC equipment and MTC equipment contracted user's (being MTC user) identity information.Wherein, MTC equipment contracted user identity information is that MTC subscriber identity information IMSI or other are used to identify MTC user's identity information.
In embodiments of the present invention, the incidence relation between MTC equipment and the MTC server can be the incidence relation between device-dependent identity information of MTC and the MTC server identity information.Concrete, can be contracted user's identity information IMSI of MTC equipment and the incidence relation of MTC server identity information MTC_Server_ID, also can be the incidence relation of MTC equipment identity information IMEI and MTC server identity information MTC_Server_ID, can also be the incidence relation of relevant other identity informations of MTC equipment and MTC server identity information MTC_Server_ID.
In order to realize that a MTC server only triggers the MTC equipment related with this MTC server, the MTC external interface functional entity of local network can be preserved management and safeguard in the local network incidence relation at MTC equipment and MTC server.Concrete, in MTC external interface functional entity, preserve management and safeguard relevant identity information of MTC equipment and MTC server identity information incidence relation, for example, form with the incidence relation tabulation of contracted user's identity information IMSI of MTC equipment and MTC server identity information MTC_Server_ID is preserved, management and safeguarding, perhaps with the form of the incidence relation tabulation of MTC equipment identity information IMEI and MTC server identity information MTC_Server_ID preserve, management and maintenance.
Further, concrete, the incidence relation that the above-mentioned MTC of relating to equipment and MTC server are relevant can be MTC subscriber identity information international member identification code (International Mobile Subscriber Identification Number, abbreviate IMSI as) and MTC equipment identity information international mobile equipment identification number (International Mobile Equipment Identity, abbreviate IMEI as) incidence relation, the MTC equipment of expression IMEI correspondence is the legal MTC equipment of MTC subscriber identity information IMSI correspondence.Incidence relation also can be the incidence relation of MTC subscriber identity information IMSI and MTC server identity information MTC_Server_ID, and the MTC server of expression MTC_Server_ID correspondence is the legal MTC server of MTC subscriber identity information IMSI correspondence.Further, incidence relation can also be the incidence relation of MTC subscriber identity information IMSI and MTC server identity information MTC_Server_ID and MTC equipment identity information IMEI, and the MTC server of expression MTC_Server_ID correspondence and the MTC equipment of IMEI correspondence belong to the MTC user that identity information is IMSI.
When the MTC server need trigger MTC equipment and communicates, the MTC server sent to trigger request or triggering command the MTC external interface functional entity of local network.Comprise the identity information MTC_Server_ID of MTC server and the device-dependent identity information of MTC that request triggers in trigger request or the triggering command message, as IMEI and IMSI.
After the MTC external interface functional entity of local network is received trigger request or triggering command message, judge whether to need to carry out trigger process.Concrete can be, the MTC external interface functional entity of local network is according to the MTC equipment of storage and the incidence relation of MTC server, device-dependent identity information of the MTC that judgement will trigger such as IMEI and MTC server identity information MTC_Server_ID, or IMSI and MTC server identity information MTC_Server_ID, whether there is incidence relation.If there are incidence relation in MTC server and MTC equipment, then the MTC external interface functional entity of local network sends to MTC equipment with triggering command via mobile communications network, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and by these network entities send triggering command information to MTC equipment.After MTC equipment was received triggering command, the safety between startup and foundation and the MTC server was connected.If there are not incidence relation in MTC server and MTC equipment, then the MTC external interface functional entity of local network is refused the trigger request or the triggering command of MTC server.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.
After the MTC external interface functional entity of local network is received trigger request or triggering command message, judge whether to need to carry out trigger process.Concrete can also be, the MTC external interface functional entity of local network is according to the MTC user of storage and the incidence relation of MTC equipment and MTC server, whether MTC equipment identity information IMEI that judgement will trigger and MTC server identity information MTC_Server_ID belong to same MTC user.If MTC server and MTC equipment belong to same MTC user, then the MTC external interface functional entity of local network sends to MTC equipment with triggering command via mobile communications network, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and by these network entities send triggering command information to MTC equipment.After MTC equipment was received triggering command, the safety between startup and foundation and the MTC server was connected.If MTC server and MTC equipment do not belong to same MTC user, then the MTC external interface functional entity of local network is refused the trigger request or the triggering command of MTC server.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.
According to the embodiment of the invention, corresponding to said system, provide a kind of trigger equipment of MTC equipment, be positioned at the MTC external interface functional entity 20 that the embodiment of the invention provides, can realize the above-mentioned functions that the embodiment of the invention is described.
Fig. 8 is the structured flowchart according to the trigger equipment of the MTC equipment of the embodiment of the invention, and as shown in Figure 8, this device can comprise: receiver module 202, determination module 204 and sending module 206.Wherein, receiver module 202 is used to receive the triggering request that machine class communication (MTC) server sends; Determination module 204, be coupled with receiver module 202, be used for according to the MTC server that sets in advance and the incidence relation of MTC equipment, determine the MTC equipment of MTC equipment that the triggering request request triggers for being associated with the MTC server that sends triggering request; Trigger module 206 is coupled with determination module 204, is used to trigger MTC equipment and is connected with MTC server foundation safety.Wherein, preferably, trigger module 206 can send triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and by these network entities send triggering command information to MTC equipment.
Pass through the embodiment of the invention, MTC external interface functional entity determines that the MTC equipment that request triggers is the MTC equipment related with the MTC server, and to MTC equipment transmission triggering request, triggering MTC equipment and MTC server connects, realized that the MTC server only triggers the MTC equipment that is associated with the MTC server, has improved the fail safe of MTC equipment and MTC server communication.
In a preferred implementation of the embodiment of the invention, if determination module 204 determines that the MTC equipment that the triggering request request triggers is not the MTC equipment that is associated with MTC server 10, sending module 206 refusal triggering request.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.By this preferred embodiment, realized that refusal triggers the MTC equipment that is not associated with the MTC server, the MTC equipment that makes the MTC server only trigger to be associated, the fail safe that improved MTC system external interface with the MTC server.
In a preferred implementation of the embodiment of the invention, above-mentioned incidence relation comprises: the corresponding relation of MTC server and MTC equipment; Determination module 204 is used to judge whether the MTC equipment that the MTC server requests triggers is the MTC equipment corresponding with the MTC server, if then determine to state the MTC equipment of MTC equipment for being associated with the MTC server.
In another preferred implementation of the embodiment of the invention, above-mentioned incidence relation comprises: MTC user, MTC server and MTC equipment three's incidence relation.Determination module 204, also be used for incidence relation according to MTC user, MTC server and MTC equipment three, judge whether the MTC server is associated with same MTC user with MTC equipment, if then determine the MTC equipment that MTC equipment is associated with the MTC server that sends triggering request.Preferably, above-mentionedly relatedly can write down MTC user, and belong to this MTC user's MTC server and the incidence relation between the MTC equipment, by this preferred implementation, according to MTC user, MTC server and MTC equipment three's incidence relation, if MTC server and MTC equipment belong to same MTC user, trigger module 206 sends triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities, the MTC server of having realized belonging to same MTC user only triggers this MTC user's MTC equipment, avoid the problem of other MTC users' of MTC server triggers MTC equipment, strengthened the fail safe of MTC system.
In the above-mentioned preferred implementation of the embodiment of the invention, if determination module 204 determines that MTC equipment and MTC server 10 that the triggering request request triggers do not belong to same MTC user, trigger module 206 refusal triggering request.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.By this preferred embodiment, realized that refusal triggers the MTC equipment that does not belong to same MTC user with the MTC server, the MTC equipment that makes the MTC server only trigger to belong to same MTC user with it, the fail safe that improved MTC system external interface.
According to the embodiment of the invention,, also provide a kind of triggering method of MTC equipment corresponding to said system and the device that the embodiment of the invention provides.
Fig. 9 is the flow chart according to the triggering method of the MTC equipment of the embodiment of the invention, and as shown in Figure 9, this method can may further comprise the steps (step S902-step S906):
Step S902 receives the triggering request that machine class communication (MTC) server sends.
Step S904 according to the incidence relation of MTC server that sets in advance and MTC equipment, determines the MTC equipment of MTC equipment for being associated with the MTC server that sends triggering request that the triggering request request triggers.
Step S906, triggering MTC equipment is connected with MTC server foundation safety, for example, can send triggering command message to the MTC equipment that the triggering request request triggers, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities.
Pass through the embodiment of the invention, MTC external interface functional entity determines that the MTC equipment that request triggers is the MTC equipment related with the MTC server, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities, triggering MTC equipment and MTC server connects, realized that the MTC server only triggers the MTC equipment that is associated with the MTC server, has improved the fail safe of MTC equipment and MTC server communication.
In a preferred implementation of the embodiment of the invention,, then refuse triggering request if the MTC equipment that the triggering request request triggers is not the MTC equipment that is associated with the MTC server that sends triggering request.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.By this preferred implementation, can refuse to trigger the MTC equipment be not associated, the MTC equipment that makes the MTC server only trigger to be associated, the fail safe that has improved MTC system external interface with the MTC server with the MTC server.
In another preferred implementation of the embodiment of the invention, above-mentioned incidence relation can write down the corresponding relation between the MTC equipment that the MTC server can connect with it, perhaps, MTC server, MTC equipment can be associated with MTC user, promptly set up MTC user, MTC server and MTC equipment three's incidence relation, this incidence relation is preset in the MTC external interface entity.In order to determine whether triggering request request MTC equipment that triggers and the MTC server that sends triggering request belong to same MTC user, can judge the MTC server, whether there is incidence relation between MTC equipment and the MTC user, if, determine that then MTC equipment is for belonging to same MTC user with the MTC server that sends triggering request, then send triggering command message to MTC equipment, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities, trigger MTC equipment and MTC server and connect.By this preferred implementation, MTC user, MTC equipment and MTC server three are associated, realized that MTC user's MTC server only triggers this MTC user's MTC equipment, improved the fail safe of MTC system external interface.
In the above-mentioned preferred implementation of the embodiment of the invention,, then refuse triggering request if the MTC equipment that the triggering request request triggers does not belong to same MTC user with the MTC server that sends triggering request.Preferably, can send the refuse information that the indication refusal triggers MTC equipment to the MTC server.By this preferred implementation, can refuse to trigger the MTC equipment that does not belong to same MTC user with the MTC server, make the MTC server only trigger to belong to MTC equipment, the fail safe that has improved MTC system external interface in order to MTC user.
In view of above-mentioned preferred implementation, carry in the information that triggering request is carried under the situation of identity information of the identity information of MTC server and MTC equipment, can judge whether MTC server and MTC equipment belong to same MTC user by judging whether MTC equipment is related with same MTC user with the MTC server.Preferably, the identity information of MTC equipment can be the IMEI of MTC equipment, and MTC user's identity information can be IMSI.
In embodiments of the present invention, after MTC equipment is received triggering command message, MTC device responds triggering command message, and set up communicating to connect between MTC equipment and the MTC server.
Be described below by specific embodiment.
Embodiment two
Correspondence and system as shown in Figure 6 according to the embodiment of the invention, provide a kind of triggering method of MTC equipment, can realize the triggering of restriction MTC equipment in system as shown in Figure 6.
Figure 10 is the flow chart according to the triggering method of the MTC equipment of the embodiment of the invention two, and as shown in figure 10, this method can comprise following step (step S1002-step S1008):
Step S1002, when the MTC server need trigger MTC equipment and communicates, the MTC server sends to MTC external interface functional entity in the local network with trigger request or triggering command information, comprises the identity information (MTC_Server_ID) and the device-dependent identity information of MTC (as IMSI and IMEI) of MTC server in trigger request or the triggering command message.
Step S1004 after the MTC external interface functional entity in the local network receives trigger request or triggering command message, judges whether to need to carry out trigger process.Concrete, the MTC external interface functional entity in the local network is according to the MTC user who preserves and the incidence relation of MTC equipment and MTC server, and whether MTC equipment that judgement will trigger and MTC server belong to same MTC user.
Step S1006, if MTC server and MTC equipment belong to same MTC user, then the MTC external interface functional entity in the local network sends to MTC equipment with triggering command by mobile communications network, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and triggering command information is sent to MTC equipment by these network entities, enter step S1008.If MTC server and MTC equipment do not belong to same MTC user, then MTC external interface functional entity is refused trigger request, end trigger flow process.
Step S1008, after MTC equipment received triggering command, the safety between startup and foundation and the MTC server was connected.
Embodiment three
Correspondence and system as shown in Figure 7 according to the embodiment of the invention, provide a kind of triggering method of MTC equipment, can realize the triggering of restriction MTC equipment in system as shown in Figure 7.
Figure 11 is the flow chart according to the triggering method of the MTC equipment of the invention process three, and as shown in figure 11, this method can comprise following step (step S1102-step S1108):
Step S1102, when the MTC server need trigger MTC equipment and communicates, the MTC server sends to MTC security gateway in the local network with trigger request or triggering command information, the identity information (MTC_Server_ID) and the device-dependent identity information of MTC (for example, IMSI and IMEI) that comprise the MTC server in trigger request or the triggering command message.
Step S1104 after the MTC security gateway in the local network is received trigger request or triggering command message, judges whether to need to carry out trigger process.Concrete, the MTC security gateway in the local network is according to the MTC user who preserves and the incidence relation of MTC equipment and MTC server, and whether MTC equipment that judgement will trigger and MTC server belong to same MTC user.
Step S1106, if MTC server and MTC equipment belong to same MTC user, then the MTC security gateway in the local network sends to MTC equipment with triggering command by mobile communications network, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and triggering command information is sent to MTC equipment by these network entities, enter step S1208.If MTC server and MTC equipment do not belong to same MTC user, then the MTC security gateway is refused trigger request, end trigger flow process.
Step S1108, after MTC equipment received triggering command, the safety between startup and foundation and the MTC server was connected.
Embodiment four
Correspondence and system as shown in Figure 7 according to the embodiment of the invention, provide a kind of triggering method of MTC equipment, can realize the triggering of restriction roaming MTC equipment in system as shown in Figure 7.
Figure 12 is the flow chart according to the triggering method of the MTC equipment of the invention process four, and as shown in figure 12, this method can comprise following step (step S1202-step S1208):
Step S1202, when the MTC server need trigger MTC equipment and communicates, the MTC server sends to the external interface entity that comprises MTC security gateway function in the local network with trigger request or triggering command information, the identity information MTC_Server_ID and the device-dependent identity information of MTC that comprise the MTC server in trigger request or the triggering command message are as IMSI and IMEI.
Step S1204 after the external interface entity that comprises MTC security gateway function in the local network is received trigger request or triggering command message, judges whether to need to carry out trigger process.Concrete, the external interface entity that comprises MTC security gateway function in the local network is according to the MTC user who preserves and the incidence relation of MTC equipment and MTC server, and whether MTC equipment that judgement will trigger and MTC server belong to same MTC user.
Step S1206, if MTC server and MTC equipment belong to same MTC user, then the external interface entity that comprises MTC security gateway function in the local network sends to MTC equipment with triggering command by mobile communications network, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and triggering command information is sent to MTC equipment by these network entities, enter step S1208; If MTC server and MTC equipment do not belong to same MTC user, then comprise the external interface entity refusal trigger request of MTC security gateway function, the end trigger flow process.
Step S1208, after MTC equipment received triggering command, the safety between startup and foundation and the MTC server was connected.
As can be seen from the above description, the present invention has realized following technique effect:
MTC external interface functional entity determines that the MTC equipment that request triggers is the MTC equipment related with the MTC server, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities, trigger MTC equipment and MTC server and connect, realized that the MTC server only triggers the MTC equipment that is associated with the MTC server.Further, can set up MTC user, MTC server and MTC equipment three's incidence relation, MTC external interface functional entity judges whether the MTC server is related with same MTC user with MTC equipment, if, determine that then MTC equipment and MTC server belong to same MTC user, and to MTC equipment transmission triggering command message, or trigger request is forwarded to other network entities in the mobile communications network, as short message service center (SMS-SC/IP-SM-GW) or SGSN (GPRS serving GPRS support node)/MME (Mobility Management Entity, mobile management entity), and send triggering command information to MTC equipment by these network entities, triggering MTC equipment and MTC server connects, realized that a MTC user's MTC server can only trigger this MTC user's MTC equipment, has improved the fail safe of MTC equipment and MTC server communication.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. the triggering method of a MTC equipment is characterized in that, comprising:
Receive the triggering request that machine class communication MTC server sends;
According to the incidence relation of MTC server that sets in advance and MTC equipment, determine the MTC equipment of MTC equipment that described triggering request request triggers for being associated with described MTC server;
Triggering described MTC equipment is connected with described MTC server foundation safety.
2. according to the described method of claim 1, it is characterized in that if the MTC equipment that described triggering request request triggers is not the MTC equipment that is associated with described MTC server, described method also comprises:
Refuse described triggering request.
3. method according to claim 2 is characterized in that, refuses described triggering request and comprises: send the refuse information that the indication refusal triggers described MTC equipment to described MTC server.
4. method according to claim 1 is characterized in that, triggers described MTC equipment and is connected with described MTC server foundation safety, comprising:
Send triggering command message to described MTC equipment; Perhaps,
Predetermined network entity in mobile communications network is transmitted described triggering request, according to described triggering request, sends triggering command message to described MTC equipment by described predetermined network entity.
5. method according to claim 4 is characterized in that, after described MTC equipment sent described triggering command message, described method also comprised:
Described MTC equipment receives described triggering command message, responds described triggering command message, sets up communicating to connect between described MTC equipment and the described MTC server.
6. according to each described method in the claim 1 to 5, it is characterized in that,
Described incidence relation comprises: the corresponding relation of MTC server and MTC equipment;
Determine that the MTC equipment that MTC equipment is with described MTC server is associated that described triggering request request triggers comprises: judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
7. method according to claim 6 is characterized in that,
The information that described triggering request is carried comprises: the identity information of the identity information of described MTC server and/or described MTC equipment and/or described MTC user's identity information;
Described corresponding relation comprises: the corresponding relation of the identity information of the identity information of described MTC server and described MTC equipment; Judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, comprising: judge whether the identity information of described MTC equipment and the identity information of described MTC server exist described corresponding relation; Perhaps
Described corresponding relation comprises: the corresponding relation of the identity information of described MTC server and described MTC user's identity information; Judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, comprising: judge whether described MTC user's the identity information and the identity information of described MTC server exist described corresponding relation.
8. according to each described method in the claim 1 to 5, it is characterized in that,
Described incidence relation comprises: MTC user, MTC server and MTC equipment three's incidence relation;
Determine the MTC equipment of MTC equipment that described triggering request request triggers for being associated with described MTC server, comprise: judge whether described MTC server is related with same MTC user with described MTC equipment, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
9. method according to claim 8 is characterized in that,
The information that described triggering request is carried comprises: the identity information of the identity information of described MTC server and/or described MTC equipment and/or described MTC user's identity information;
Judge that whether described MTC server is associated with same MTC user with described MTC equipment, comprising: whether the identity information of judging the identity information of described MTC equipment and described MTC server exists incidence relation with same MTC user's identity information.
10. method according to claim 9 is characterized in that, the identity information of described MTC equipment comprises: international mobile Equipment Identification Code IMEI; Described MTC user's identity information comprises: international member identification code IMSI; The identity information of described MTC server comprises: the identify label of described MTC server.
11. the trigger equipment of a MTC equipment is characterized in that, comprising:
Receiver module is used to receive the triggering request that machine class communication MTC server sends;
Determination module is used for according to the MTC server that sets in advance and the incidence relation of MTC equipment, determines the MTC equipment of MTC equipment for being associated with described MTC server that described triggering request request triggers;
Trigger module is used to trigger described MTC equipment and is connected with described MTC server foundation safety.
12. device according to claim 11, it is characterized in that, described trigger module is used for sending triggering command message to described MTC equipment, perhaps the predetermined network entity in mobile communications network is transmitted described triggering request, sends triggering command message by described predetermined network entity to described MTC equipment.
13. according to claim 11 or 12 described devices, it is characterized in that described incidence relation comprises: the corresponding relation of MTC server and MTC equipment; Described determination module is used to judge whether the MTC equipment that described MTC server requests triggers is the MTC equipment corresponding with described MTC server, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
14. according to claim 11 or 12 described devices, it is characterized in that described incidence relation comprises: MTC user, MTC server and MTC equipment three's incidence relation; Described determination module, be used for incidence relation according to MTC user, MTC server and MTC equipment three, judge whether described MTC server is related with same MTC user with described MTC equipment, if then determine the MTC equipment of described MTC equipment for being associated with described MTC server.
15. the triggering system of a MTC equipment is characterized in that, comprising:
The MTC server is used for sending triggering request to MTC external interface functional entity MTC-IWF;
Described MTC external interface functional entity, comprise each described device in the claim 10 to 13, be used for the triggering request that the described MTC server of receiver sends, incidence relation according to MTC server that sets in advance and MTC equipment, determine the MTC equipment of described MTC equipment, and trigger described MTC equipment and set up safe the connection with described MTC server for being associated with described MTC server.
16., it is characterized in that described MTC external interface functional entity also is used for according to the described system of claim 15:
Not under the situation of the MTC equipment that is associated with described MTC server at the MTC equipment that described triggering request request triggers, refuse described triggering request.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100203897A CN103227991A (en) | 2012-01-29 | 2012-01-29 | Trigger method, device and system for MTC (Machine Type Communication) equipment |
| PCT/CN2012/074125 WO2013110224A1 (en) | 2012-01-29 | 2012-04-16 | Method, device, and system for triggering mtc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100203897A CN103227991A (en) | 2012-01-29 | 2012-01-29 | Trigger method, device and system for MTC (Machine Type Communication) equipment |
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| CN103227991A true CN103227991A (en) | 2013-07-31 |
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| CN2012100203897A Pending CN103227991A (en) | 2012-01-29 | 2012-01-29 | Trigger method, device and system for MTC (Machine Type Communication) equipment |
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Application publication date: 20130731 |