CN102045688B - Detection method and device of illegal use of user equipment - Google Patents
Detection method and device of illegal use of user equipment Download PDFInfo
- Publication number
- CN102045688B CN102045688B CN200910179854.XA CN200910179854A CN102045688B CN 102045688 B CN102045688 B CN 102045688B CN 200910179854 A CN200910179854 A CN 200910179854A CN 102045688 B CN102045688 B CN 102045688B
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- subscriber equipment
- information
- network element
- access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
Abstract
The invention discloses a detection method and device of an illegal use of user equipment. In the method, a mobility management network element of a core network receives access information reported by the user equipment while requesting accessing; the mobility management network element receives the subscribing information of the user equipment, which is stored by a mobility user management database; and the mobility management network element compares the access information with the subscribing information and judges whether the user equipment is illegally used. According to the technical scheme provided by the invention, the safety problem of a user terminal in actual application is solved.
Description
Technical field
The present invention relates to mobile communication technology field, relate in particular to detection method and checkout gear that a kind of subscriber equipment is illegally used.
Background technology
3GPP wireless core network comprises GPRS (General Packet RadioService, referred to as GPRS) network, system Long Term Evolution (System ArchitectureEvolution, referred to as SAE) network, universal mobile telecommunications system (Universal MobileTelecommunications System, referred to as UMTS), wherein, SAE also can be called EPS (grouping system of evolution, Evolved Packet System).
Fig. 1 is by the network diagram of SAE and/or UMTS access MTC Server according to the subscriber equipment of prior art, Fig. 1 shows UE (User Equipment, subscriber equipment) by the related main network element of urgent call of SAE and/or UMTS access IMS, wherein, solid line represents signaling, and dotted line represents user's IP tunnel.While accessing by UMTS, UE can be described as again MS (Mobile Station, travelling carriage).
As shown in Figure 1, UE comprises by SAE and/or the related main network element of UMTS access MTC Server (Machine Type Communication Server, machine type communication server): the network element of the network element of SAE network portion, UMTS network portion and MTC Server.At this moment UE can be described as again MTC Device (MTC equipment).
Wherein, the network element of SAE network portion is used for providing bearer management and mobile management.The network element of SAE network portion comprises: the wireless base station of enhancing (eNodeB), Mobility Management Entity (Mobility Management Entity, referred to as MME) and user face data route processing network element (SAE GW); SAE GW comprises packet data network gateway (Packet Data Network Gateway, referred to as P-GW) and gateway (ServingGW, referred to as S-GW); MME is in charge of and stores the context (for example, UE sign/user ID, mobility management states, user security parameters etc.) of UE, is user assignment temporary mark, when UE quarters at tracing area or network, is responsible for UE to carry out authentication.ENodeB access is called again Long Term Evolution (Long Term Evolution, referred to as LTE) access.
P-GW is the intrasystem mobile anchor point of SAE, is the borde gateway of SAE and packet data network (Packet Data Network, referred to as PDN), is responsible for the access of PDN, the function such as forwarding data between SAE and PDN.
UMTS network is mainly by 3GPP Radio Access Network (GSM EDGE RadioAccess Network/UMTS Terrestrial Radio Access Network, GERAN/UTRAN, general designation RAN), Serving GPRS Support Node (Serving GPRSSupport Node, SGSN), Gateway GPRS Support Node (Gateway GPRS SupportNode, GGSN) forms.In UMTS, user terminal UE is also referred to as MS (MobileStation, travelling carriage).
In actual applications, be deployed in the subscriber equipment in outdoor unserviced region, may be stolen or be illegally used, but in prior art, the mobile management network element of core net, for example the MME in SAE network or the SGSN in UMTS network, lack the measuring ability whether subscriber equipment is illegally used, so there is safety issue in subscriber equipment.
Summary of the invention
In view of this, the invention provides the detection scheme that a kind of subscriber equipment is illegally used, in order to solve in prior art, the mobile management network element of core net lacks the problem of the measuring ability whether subscriber equipment is illegally used.
According to an aspect of the present invention, the detection method that provides a kind of subscriber equipment to be illegally used.
The detection method that subscriber equipment according to the present invention is illegally used comprises: the mobile management network element of core net receives the access information that subscriber equipment reports when request access; Mobile management network element receives the CAMEL-Subscription-Information of the subscriber equipment of mobile subscriber's management database preservation; Mobile management network element compares access information and CAMEL-Subscription-Information, judges whether subscriber equipment is illegally used.
Further, if judgement user is standby, be illegally used, said method also comprises: the access of mobile management network element refusal subscriber equipment, the information that record report of user equipment are illegally used.
Preferably, above-mentioned access information comprise following one of at least: the access point position information Cell ID of the international mobile subscriber identity IMSI of subscriber equipment, the sign MEID of subscriber equipment, subscriber equipment, the ability information of subscriber equipment.
Preferably, above-mentioned CAMEL-Subscription-Information comprise following one of at least: the IMSI of subscriber equipment and the binding relationship of MEID, the access point position information Cell ID of subscriber equipment, the ability information of subscriber equipment.
Preferably, the in the situation that mobile management network element being one of at least no in following judged result, determine that subscriber equipment is illegally used: mobile management network element judges whether IMSI in access information and MEID meet IMSI in CAMEL-Subscription-Information and the binding relationship of MEID; Mobile management network element judges that whether the Cell ID in access information is consistent with the Cell ID in CAMEL-Subscription-Information; Mobile management network element judges that whether the ability information of the subscriber equipment in access information is consistent with the ability information of subscriber equipment in CAMEL-Subscription-Information.
Preferably, the ability information of above-mentioned subscriber equipment comprises: the access capability information of subscriber equipment.
Further, the access information that mobile management network element reception subscriber equipment reports when request access comprises: mobile management network element receives the request of adhering to of subscriber equipment initiation, obtains and adheres to the described access information carrying in request.
Preferably, above-mentioned mobile management network element comprises: Mobility Management Entity; Above-mentioned mobile subscriber's management database comprises: the home subscriber server of subscriber equipment.
Preferably, above-mentioned mobile management network element comprises: Serving GPRS Support Node; Mobile subscriber's management database comprises: the attaching position register of subscriber equipment.
According to another aspect of the present invention, the checkout gear that provides a kind of subscriber equipment to be illegally used.
The checkout gear that subscriber equipment according to the present invention is illegally used comprises: access information receiver module, CAMEL-Subscription-Information receiver module and judge module, wherein, access information receiver module, the access information reporting when request accesses for receiving subscriber equipment; CAMEL-Subscription-Information receiver module, for receiving the CAMEL-Subscription-Information of the subscriber equipment of mobile subscriber's management database preservation; Judge module, the CAMEL-Subscription-Information receiving for the access information that receives according to access information receiver module and CAMEL-Subscription-Information receiver module, judges whether subscriber equipment is illegally used.
Further, said apparatus also comprises: sending module, and in the situation that judge module judgement subscriber equipment is illegally used, the information that report of user equipment is illegally used.
By above-mentioned at least one scheme of the present invention, the CAMEL-Subscription-Information of the subscriber equipment that the access information that mobile management network element reports when accessing by comparison subscriber equipment and mobile subscriber's management database are preserved, judge whether subscriber equipment is illegally used, thereby solved the safety issue that user terminal exists in actual applications.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in the specification write, claims and accompanying drawing.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is by the network diagram of SAE and/or UMTS access MTC Server according to the subscriber equipment of prior art;
Fig. 2 is the detection method flow chart being illegally used according to the subscriber equipment of the embodiment of the present invention;
Fig. 3 is according to the flow chart of the embodiment of the present invention one;
Fig. 4 is according to the flow chart of the embodiment of the present invention two;
Fig. 5 is according to the flow chart of the embodiment of the present invention three;
Fig. 6 is the structural representation of the checkout gear that is illegally used according to the subscriber equipment of the embodiment of the present invention.
Embodiment
Functional overview
In embodiments of the present invention, the CAMEL-Subscription-Information of the subscriber equipment that the access information that the mobile management network element reception user terminal of core net reports when access and mobile subscriber's management database are preserved, by more above-mentioned judgement access information and CAMEL-Subscription-Information, judge whether user terminal is illegally used.
In the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
According to the embodiment of the present invention, the detection method that first provides a kind of subscriber equipment to be illegally used.
Fig. 2 is the detection method flow chart being illegally used according to the subscriber equipment of the embodiment of the present invention, and as shown in Figure 2, the method comprises following flow process (step 202-step 206):
The mobile management network element of step 202, core net receives the access information that subscriber equipment reports when request access;
In specific implementation process, subscriber equipment initiates to adhere to request to mobile management net element, request access, this adheres to the access information that carries subscriber equipment in request, specifically can be, but not limited to comprise following one of at least: user ID (IMSI of this subscriber equipment), this customer equipment identification (MEID), the ability of this subscriber equipment (for example support LTE access or support UTRAN access).
In addition, above-mentionedly adhere to request and can forward by access network element, in the process forwarding, can in access information, increase the access point position information (the current resident cell ID Cell ID of this subscriber equipment) of this subscriber equipment.
Step 204, mobile management network element receive the CAMEL-Subscription-Information of the subscriber equipment of mobile subscriber's management database preservation;
In concrete implementation process, mobile management network element sends the request of obtaining subscription data to mobile subscriber's management database, can realize by sending position updating request, needs to carry the user identification code IMSI of above-mentioned subscriber equipment in this request.
User management database receives after the request of obtaining subscription data, IMSI in asking clearly according to this, determine the CAMEL-Subscription-Information of above-mentioned subscriber equipment, wherein, CAMEL-Subscription-Information can be, but not limited to comprise following one of at least: the access point position information of above-mentioned subscriber equipment (persistent district sign Cell ID), the binding relationship of user ID and customer equipment identification (IMSI binds MEID), the ability of above-mentioned subscriber equipment (for example this equipment only possesses UTRAN access capability).
Step 206, mobile management network element compare above-mentioned access information and above-mentioned CAMEL-Subscription-Information, judge whether above-mentioned subscriber equipment is illegally used.
In specific implementation process, mobile management network element, by judge, judges whether above-mentioned subscriber equipment is illegally used, if be no with at least one item that judges, determines that subscriber equipment is illegally used.
(1), mobile management network element judges whether IMSI in access information and MEID meet IMSI in CAMEL-Subscription-Information and the binding relationship of MEID;
(2), mobile management network element judges that whether the Cell ID in access information is consistent with the Cell ID in CAMEL-Subscription-Information;
(3), mobile management network element judges that whether the ability information of the subscriber equipment in access information is consistent with the ability information of subscriber equipment in CAMEL-Subscription-Information.
In concrete implementation process, after execution step 206, if determined that current user equipment is illegally used, mobile management network element is refused the access of this subscriber equipment, record the information that for example, reports this subscriber equipment to be illegally used to application server (MTC Server) and/or user management database.
In concrete implementation process, perform step after 206, if determine that current user equipment is not illegally used, allow this subscriber equipment access.
The detection method above-mentioned subscriber equipment being illegally used below by specific embodiment describes in detail, it should be noted that, in following examples, by SAE or UMTS access MTC Server, but the method is not limited to MTC application service, be equally applicable to other application services.
In following examples, if subscriber equipment accesses MTC Server by SAE, mobile management network element is MME, and mobile subscriber's management database is HSS (home subscriber server), and access network element is eNodeB; If subscriber equipment accesses MTC Server by UMTS, mobile management network element is SGSN, and mobile subscriber's management database is HLR (attaching position register), and access network element is RAN.
Embodiment mono-
In the present embodiment, user equipment (UE) (MTC Device) initially accesses MME1/SGSN1 by SAE/UMTS, accesses again afterwards MME2/SGSN2.
Fig. 3 is according to the flow chart of the embodiment of the present invention one, and as shown in Figure 3, idiographic flow comprises the following steps (step 301-step 310):
Step 301, subscriber equipment initiate to adhere to request to MME1/SGSN1, the ability of wherein carrying subscriber equipment, and as supported LTE access, and user's identify label is as IMSI1 and MEID2.In addition this message forwards by eNodeB/RAN, and eNodeB/RAN can increase the current cell ID Cell ID1 of user and issue MME1 beyond this message; When user is not adhering to while carrying MEID2 in request, MME1 can directly send identity request to subscriber equipment, asks it to send MEID2 to MME1;
Step 302, MME1/SGSN1 send position updating request to HSS/HLR, wherein carry user identity IMSI;
Step 303, HSS/HLR send position to MME1/SGSN1 and upgrade reply, wherein carry user signing contract information, can be specifically, but be not limited to: access point position is (as CELLID2, cell ID), or the ability of subscriber equipment (this equipment only has UTRAN access capability), or the corresponding relation of user ID and customer equipment identification (as user ID IMSI1 and customer equipment identification MEID1);
Step 304, MME1/SGSN1 check user signing contract information and access information, find that there is inconsistent place, as: access point position is different, and/or UE capability is different, and/or user ID different from the corresponding relation of customer equipment identification (signing IMSI1 and MEID1 are IMSI1 and MEID2 when still reality accesses), therefore think that this equipment is illegally used, record this user for illegal use state, send and adhere to refuse information to subscriber equipment;
Step 305, subscriber equipment are linked into another one MME2/SGSN2, can be to change because position changes the MME causing.Subscriber equipment initiates to adhere to request to MME2/SGSN2;
Step 306, MME2/SGSN2, to HSS/HLR launch position update request, wherein carry user identity;
Step 307, HSS/HLR receive after above-mentioned request, find that the current MME1/SGSN1 of having is registered as this user's service, therefore to MME1/SGSN1, send delete position, wherein comprise user identity;
Step 308, MME1/SGSN1 receive after the message of above-mentioned delete position, according to user identity, check that the current state of subscriber equipment of self preserving is illegal use, therefore to HSS/HLR, send delete position and reply message, this message includes this subscriber equipment simultaneously and is illegally used indication;
Step 309, HSS/HLR record above-mentioned subscriber equipment and are illegally used indication, send position upgrade reply to MME2/SGSN2, wherein include this user and are illegally used indication;
Step 310, MME2/SGSN2 are illegally used indication according to the above-mentioned subscriber equipment receiving, and send and adhere to refuse information to subscriber equipment.
Embodiment bis-
In the present embodiment, user equipment (UE) (MTC Device) initially accesses MME1/SGSN1 by SAE/UMTS, accesses again afterwards MME2/SGSN2, and different from embodiment mono-is, MME1/SGSN1 notifies HSS/HLR after finding that subscriber equipment is illegally used immediately.
Fig. 4 is according to the flow chart of the embodiment of the present invention two, and as shown in Figure 4, idiographic flow comprises the following steps (step 401-step 410):
Wherein, step 401-404 is identical with step 301--304;
Step 405, MME1/SGSN1 are illegally used state according to subscriber equipment, to HSS, initiate to remove subscriber equipment, and in this message, comprise subscriber equipment and be illegally used indication, and user identity IMSI;
Step 406, HSS/HLR record this subscriber equipment and are illegally used state, to MME1/SGSN1, send and remove subscriber equipment reply;
Step 407-408 is identical with step 305-306;
This subscriber equipment that step 409, HSS/HLR preserve according to self is illegally used state, to MME2, sends and upgrades position reply, wherein comprises this subscriber equipment and is illegally used indication;
Step 410, MME2/SGSN2 are illegally used indication according to the above-mentioned subscriber equipment receiving, and to subscriber equipment, send and adhere to refusal.
Embodiment tri-
In the present embodiment, after MME/HSS or SGSN/HLR know that subscriber equipment is illegally used, notice MTC Server.
Fig. 5 is according to the flow chart of the embodiment of the present invention three, and as shown in Figure 5, this flow process comprises the following steps (step 501-step 502):
Step 501, in the first embodiment and the second embodiment, when MME/HSS or SGSN/HLR know that this subscriber equipment is illegally used, to MTC Server, send subscriber equipment and be illegally used alarm information, the identity that wherein alarm information comprises this subscriber equipment, as IMSI;
Step 502, MTC Server receive after above-mentioned alarm information, to transmit leg, reply confirmation of receipt.
According to the embodiment of the present invention, the checkout gear that also provides a kind of subscriber equipment to be illegally used, this device can be arranged in the mobile management network element of core net, also can arrange separately.
Fig. 6 is the structural representation of the checkout gear that is illegally used according to the subscriber equipment of the embodiment of the present invention.As shown in Figure 6, this device comprises: access information receiver module 61, CAMEL-Subscription-Information receiver module 62 and judge module 63, wherein, access information receiver module 61, the access information reporting when request accesses for receiving subscriber equipment; CAMEL-Subscription-Information receiver module 62, for receiving the CAMEL-Subscription-Information of the subscriber equipment of mobile subscriber's management database preservation; Judge module 63, the CAMEL-Subscription-Information receiving for the access information that receives according to access information receiver module 61 and CAMEL-Subscription-Information receiver module 62, judges whether subscriber equipment is illegally used.
Preferably, said apparatus can also comprise: sending module 64, and in the situation that judge module 63 judgement subscriber equipmenies are illegally used, the information that report of user equipment is illegally used.
As mentioned above, the technical scheme providing by the embodiment of the present invention, the CAMEL-Subscription-Information of the subscriber equipment that the access information that mobile management network element reports when accessing by comparison user terminal and mobile subscriber's management database are preserved, judge whether user terminal is illegally used, if be illegally used, refuse this subscriber equipment access, thereby prevented that subscriber equipment is illegally used, solved the safety issue that user terminal exists in actual applications.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the detection method that subscriber equipment is illegally used, is characterized in that, comprising:
The mobile management network element of core net receives the access information that subscriber equipment reports when request access, comprising: described mobile management network element receives the request of adhering to of described subscriber equipment initiation, adheres to the described access information carrying in request described in obtaining;
Described mobile management network element receives the CAMEL-Subscription-Information of the described subscriber equipment of mobile subscriber's management database preservation;
Described mobile management network element compares described access information and described CAMEL-Subscription-Information, judges whether described subscriber equipment is illegally used.
2. method according to claim 1, is characterized in that, if judge that described user is for being illegally used, described method also comprises:
Described mobile management network element is refused described subscriber equipment access, the information that records and report described subscriber equipment to be illegally used.
3. method according to claim 2, it is characterized in that, described access information comprise following one of at least: the access point position information Cell ID of the sign MEID of the international mobile subscriber identity IMSI of described subscriber equipment, described subscriber equipment, described subscriber equipment, the ability information of described subscriber equipment.
4. method according to claim 3, it is characterized in that, described CAMEL-Subscription-Information comprise following one of at least: the IMSI of described subscriber equipment and the binding relationship of MEID, the access point position information Cell ID of described subscriber equipment, the ability information of described subscriber equipment.
5. method according to claim 4, is characterized in that, the in the situation that described mobile management network element being one of at least no in following judged result, determines that described subscriber equipment is illegally used:
Described mobile management network element judges whether IMSI in described access information and MEID meet IMSI in described CAMEL-Subscription-Information and the binding relationship of MEID;
Described mobile management network element judges that whether the Cell ID in described access information is consistent with the Cell ID in described CAMEL-Subscription-Information;
Described mobile management network element judges that whether the ability information of the subscriber equipment in described access information is consistent with the ability information of subscriber equipment in described CAMEL-Subscription-Information.
6. according to the method described in any one in claim 3 to 5, it is characterized in that, the ability information of described subscriber equipment comprises: the access capability information of described subscriber equipment.
7. according to the method described in any one in claim 1 to 5, it is characterized in that,
Described mobile management network element comprises: Mobility Management Entity;
Described mobile subscriber's management database comprises: the home subscriber server of described subscriber equipment.
8. according to the method described in any one in claim 1 to 5, it is characterized in that,
Described mobile management network element comprises: Serving GPRS Support Node;
Described mobile subscriber's management database comprises: the attaching position register of described subscriber equipment.
9. the checkout gear that subscriber equipment is illegally used, is characterized in that, comprising:
Access information receiver module, the access information reporting when request accesses for receiving subscriber equipment, comprising: receive the request of adhering to of described subscriber equipment initiation, adhere to the described access information carrying in request described in obtaining;
CAMEL-Subscription-Information receiver module, for receiving the CAMEL-Subscription-Information of the described subscriber equipment of mobile subscriber's management database preservation;
Judge module, the described CAMEL-Subscription-Information receiving for the described access information that receives according to described access information receiver module and described CAMEL-Subscription-Information receiver module, judges whether described subscriber equipment is illegally used.
10. device according to claim 9, is characterized in that, described device also comprises:
Sending module, in the situation that described judge module judges that described subscriber equipment is illegally used, the information that reports described subscriber equipment to be illegally used.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910179854.XA CN102045688B (en) | 2009-10-15 | 2009-10-15 | Detection method and device of illegal use of user equipment |
| PCT/CN2010/077168 WO2011044816A1 (en) | 2009-10-15 | 2010-09-20 | Monitoring method and monitoring device for user equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910179854.XA CN102045688B (en) | 2009-10-15 | 2009-10-15 | Detection method and device of illegal use of user equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN102045688A CN102045688A (en) | 2011-05-04 |
| CN102045688B true CN102045688B (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910179854.XA Expired - Fee Related CN102045688B (en) | 2009-10-15 | 2009-10-15 | Detection method and device of illegal use of user equipment |
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| Country | Link |
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| CN (1) | CN102045688B (en) |
| WO (1) | WO2011044816A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102918878B (en) * | 2011-05-31 | 2016-03-09 | 华为技术有限公司 | File transmitting method and device |
| CN102857919B (en) * | 2011-06-30 | 2019-08-30 | 中兴通讯股份有限公司 | The triggering method and system of equipment for machine type communication |
| CN103891344B (en) * | 2012-09-29 | 2018-12-14 | 华为技术有限公司 | A kind of method, equipment and the system of multi-user Cooperation communication |
| CN103987041B (en) * | 2014-05-07 | 2017-09-29 | 京信通信系统（中国）有限公司 | A kind of Small Cell base station locations access restriction method, apparatus and system |
| CN110312305B (en) | 2018-03-27 | 2021-12-31 | 华为技术有限公司 | Method and device for determining position of terminal device |
| CN112954694B (en) * | 2019-11-26 | 2023-05-05 | 上海华为技术有限公司 | Subscription information processing method, device and equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101043724A (en) * | 2006-03-25 | 2007-09-26 | 中兴通讯股份有限公司 | Method for detecting terminal embezzlement in personal handhold telephone system |
| CN102026180A (en) * | 2009-09-15 | 2011-04-20 | 中国移动通信集团公司 | M2M transmission control method, device and system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100499900C (en) * | 2005-12-02 | 2009-06-10 | 华为技术有限公司 | Method for authentication of access of wireless communication terminal |
| US8782745B2 (en) * | 2006-08-25 | 2014-07-15 | Qwest Communications International Inc. | Detection of unauthorized wireless access points |
| CN101345673B (en) * | 2008-05-21 | 2012-03-21 | 华为技术有限公司 | Method for position validity detection, communication system, access equipment and top management network element |
-
2009
- 2009-10-15 CN CN200910179854.XA patent/CN102045688B/en not_active Expired - Fee Related
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2010
- 2010-09-20 WO PCT/CN2010/077168 patent/WO2011044816A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101043724A (en) * | 2006-03-25 | 2007-09-26 | 中兴通讯股份有限公司 | Method for detecting terminal embezzlement in personal handhold telephone system |
| CN102026180A (en) * | 2009-09-15 | 2011-04-20 | 中国移动通信集团公司 | M2M transmission control method, device and system |
Also Published As
| Publication number | Publication date |
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| CN102045688A (en) | 2011-05-04 |
| WO2011044816A1 (en) | 2011-04-21 |
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