CN100341371C - Audiomonitoring method based on small region position - Google Patents
Audiomonitoring method based on small region position Download PDFInfo
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- CN100341371C CN100341371C CNB031214258A CN03121425A CN100341371C CN 100341371 C CN100341371 C CN 100341371C CN B031214258 A CNB031214258 A CN B031214258A CN 03121425 A CN03121425 A CN 03121425A CN 100341371 C CN100341371 C CN 100341371C
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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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Abstract
The present invention discloses a monitoring method based on the position of a small region. A monitoring system is used for transmitting target information which needs to be monitored to mobile exchange equipment, and the mobile exchange equipment is used for returning the monitoring information of an intended target. The method also comprises the following steps: (a) the monitoring system is used for determining a small monitored target region according to the geography range to be monitored, and the marks and the corresponding monitoring attributes of the small target region are transmitted to the mobile exchange equipment; (b) after the marks and the monitoring attributes are received by the mobile exchange equipment, and the marks and the corresponding monitoring attributes of the small monitored target region are recorded by the mobile exchange equipment; (c) when a user utilizes mobile communication service, the mobile exchange equipment inquires current records to judge whether the current user belongs to the small monitored target region or not. If true, when the mobile exchange equipment provides the communication service, the information which conforms to the monitoring attributes of the current user can be reported to the monitoring system; otherwise, the mobile exchange equipment only provides the communication service. The method enables the monitoring system to carry out the monitoring work based on the position of the small region, and improves the monitoring mechanisms in a mobile communication system.
Description
Technical field
The present invention relates to the monitoring technique in the mobile communication, be meant a kind of method that realizes monitoring based on the geographical position, sub-district especially.
Background technology
Along with the generation of increasing dangerous terrorist incident, the national security problem shows out its critical role day by day especially.At present, the telecommunications Lawful Interception comes into one's own in international community day by day as an important component part of national security measure, many countries have proposed requirement with the form of legislation, for example: Japan came into effect " communication intercept method " on August 15th, 2000, according to this law, national structure can be to the targeted customer of appointment, monitor and tackle as suspect's phone, fax and Email, simultaneously, also require the service provider that the means of its data of monitoring and speech line must be provided to actuator.
In the mobile communication annexation of monitoring system and mobile radio communication as shown in Figure 1, monitoring system 11 links to each other with mobile switch equipment 12 in the mobile communications network, monitoring system 11 wherein is responsible for targeted customers' management, the Collection and analysis of monitoring information; Mobile switch equipment 12 is responsible for monitored object user's activity, and in time reports targeted customer's action message and Content of Communication.
Based on structure shown in Figure 1, in existing mobile communications network, the realization of targeted customer's Lawful Interception is all undertaken by targeted customer's sign, that is to say that monitoring system identifies according to the targeted customer and sets intercepted user.Targeted customer's sign described here is meant the information that can distinguish different user, for global system for mobile communications (GSM), Wideband Code Division Multiple Access (WCDMA) (WCDMA) system, this targeted customer's sign can be Mobile Subscriber International ISDN number (MSISDN), IMSI International Mobile Subscriber Identity (IMSI) or international mobile equipment identification number (IMEI); For cdma system, this targeted customer's sign can be mobile call number (MDN), IMSI or Electronic Serial Number (ESN).
Give an example, know targeted customer's MSISDN in advance, just this MSISDN is set to be monitored in mobile switch equipment 12, and this MSISDN is recorded in the list of targeted subscribers; When mobile switch equipment carried out audio call or exchanges data, first query aim user list was intercepted user if find this user, and then that this user is current action message and Content of Communication report monitoring system.At present, be implemented in process that mobile communication system monitors as shown in Figure 2, comprise the steps:
Step 21～22: monitoring system identifies the setting intercepted user according to the targeted customer; Mobile switch equipment is according to the target setting user request of monitoring system, in the inner list of targeted subscribers that generates of mobile switch equipment, the sign and the relevant monitoring attribute thereof of record intercepted user.
Step 23～24: when user A used communication service, mobile switch equipment query aim user list judged according to the sign of user A whether this user A is intercepted user.If user A is set to intercepted user in mobile switch equipment, then mobile switch equipment reports monitoring system with the current active information of this user A and Content of Communication according to the monitoring attribute of defined when proper communication service is provided for user A; If user A is not set to intercepted user, then mobile switch equipment only provides normal communication service for user A.
From said process as can be seen, monitoring based on user ID only is applicable to the situation of knowing that clearly the targeted customer identifies, but in actual life, can't know that the targeted customer identifies under a lot of situations, because it is very convenient to change portable terminal and subscriber identification module (SIM) card, especially for the prepaid user.Therefore, when the activity of perceiveing oneself as the targeted customer may be subjected to monitoring, replacing mobile phone and SIM card that can be frequent cause can't bringing into play actual effect based on the monitoring of user ID.In addition, for many offenders, the activity of itself is secret, so obtain its mobile terminal number and be not easy.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of monitor method based on subdistrict position, monitoring system can directly be monitored, to improve the monitoring mechanism in the mobile communication system to the user in the designated cell.
Further aim of the present invention is to discern from all monitoring informations and isolate required targeted customer, monitors required targeted customer more targetedly, to improve the validity of monitoring.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of monitor method based on subdistrict position, monitoring system sends to mobile switch equipment with the current target information that needs to monitor, and mobile switch equipment reports the monitoring information of intended target to monitoring system; This method is further comprising the steps of:
A. monitoring system is determined the Target cell that quilt is monitored according to the geographic range of required monitoring, mobile switch equipment is issued in the position monitoring setting request that will carry Target Cell Identifier and corresponding monitoring attribute thereof then, and wherein said cell ID is cellular global identity (CGI);
B. after mobile switch equipment receives that the request of setting is monitored in position that monitoring system sends, write down in this request by the sign of intercept target sub-district and corresponding monitoring attribute thereof;
C. when the user uses the mobile communication service, all of mobile switch equipment inquiry current record are by the intercept target cell ID, judge according to the sign of active user's affiliated subdistrict whether the active user belongs to by the intercept target sub-district, if, then mobile switch equipment is when providing communication service, and the information that the active user is met monitoring attribute reports monitoring system; Otherwise mobile switch equipment only provides communication service to the active user.
This method further comprises: mobile switch equipment generates a Target cell tabulation, writes down all by the sign of intercept target sub-district and corresponding monitoring attribute thereof.
This method further comprises: monitoring system is analyzed all user profile that mobile switch equipment reports, and discerns and isolate the information that belongs to the targeted customer according to targeted customer's phonetic feature; Or, gather effective information according to key feature filtration all customer data.
This method further comprises: monitoring system is updated in the Target cell that sets in the mobile switch equipment or the monitoring attribute of Target cell at any time according to application need.Wherein, described more new settings further comprises: monitoring system is sent out the position to mobile switch equipment and is monitored the request of setting, after mobile switch equipment is received this request, write down cell ID and corresponding monitoring attribute thereof in this request, and monitor the setting response to the monitoring system home position.Perhaps, described more new settings further comprises: monitoring system is sent out the position to mobile switch equipment and is monitored the cancellation request, after mobile switch equipment is received this request, delete the cell ID and the corresponding monitoring attribute thereof of appointment in this request of self writing down, and monitor the setting response to the monitoring system home position.
This method further comprises: monitoring system is inquired about the Target cell set or the monitoring attribute of Target cell at any time according to application need in mobile switch equipment.Wherein, described inquiry is set and further comprised: monitoring system sends the position to mobile switch equipment and monitors query requests, after mobile switch equipment is received this request, search the intended target sub-district record that success is set, return the Target cell record that is found to monitoring system afterwards.Perhaps, described inquiry is set and further comprised: monitoring system sends position monitoring attribute query requests to mobile switch equipment, after mobile switch equipment is received this request, search intended target sub-district corresponding monitoring attribute record, return the monitoring attribute of the intended target sub-district that is found afterwards to monitoring system.
In the said method, mobile switch equipment can be set the number of users upper limit that the intended target sub-district is monitored simultaneously according to self performance.
By such scheme as can be seen, key of the present invention is: with the sub-district in the mobile communication system is home position unit, monitoring system only need be specified required monitoring geographic range corresponding district sign, thereby all users in this designated cell are monitored and information gathering.
Therefore, monitor method based on subdistrict position provided by the present invention, monitoring system does not need to know in advance targeted customer's sign, as long as know the roughly geographic range of targeted customer's activity, can follow the tracks of monitoring at any time to all users in the known range institute respective cell by the designated cell sign, collect the monitoring information of all users in the Target cell, to guarantee under the situation that can't obtain targeted customer's sign, also implementing monitoring, thereby perfect monitoring mechanism in the mobile communication system, make it not only rely on Lawful Interception, can also support to monitor based on the position of sub-district based on user ID.
In addition, method of the present invention can be analyzed collected monitoring information by monitoring system, therefrom discern and isolate required targeted customer according to targeted customer's phonetic feature, monitor at this targeted customer specially again, thereby improve the validity that subdistrict position is monitored.So, monitoring system also can be as required monitored all users of particular locality, by background process, according to key feature the monitoring information of collecting is analyzed then, finds wherein Useful Information.
Have, because method of the present invention is based on the monitoring of subdistrict position, it adopts sub-district intrinsic in the mobile communications network as the definite base unit of geographic range in the monitoring of position again, thereby has simplified the realization of position monitor function greatly.
Description of drawings
Fig. 1 is a legal interception system schematic diagram in the mobile communication system;
Fig. 2 is the monitoring schematic flow sheet of based target user ID in the prior art;
Fig. 3 among the present invention based on the monitoring schematic flow sheet of subdistrict position;
The setting process schematic diagram that Fig. 4 monitors for position among the present invention;
The cancellation schematic flow sheet that Fig. 5 monitors for position among the present invention;
The querying flow schematic diagram that Fig. 6 monitors for position among the present invention;
The attribute query schematic flow sheet that Fig. 7 monitors for position among the present invention.
Embodiment
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
Monitor the position that the present invention is based on the sub-district, be coverage with the sub-district as the geographic range of monitoring, all users in the designated cell are monitored.Monitoring system need to determine earlier cell ID and the monitoring attribute thereof monitored, and then with determined information setting in mobile switch equipment, mobile exchange equipments record is also preserved cell ID and monitoring attribute; Whether when mobile switch equipment carries out voice-and-data when exchange, judging currently provides the user of service to belong to by the monitoring sub-district, if then report this user's monitoring information and Content of Communication according to the sub-district monitoring attribute.
The implementation procedure of monitor method of the present invention comprises the steps: as shown in Figure 3
Step 31: monitoring system is determined the Target cell of this geographic range correspondence according to the geographic range of required monitoring, and the sign of Target cell and the monitoring attribute determined be set in the mobile switch equipment, that is: send the position and monitor the request of setting to mobile switch equipment.Here, cell ID (Cell ID) can adopt cellular global identity (CGI, Cell Global Identity).
Step 32: after mobile switch equipment receives that the request of setting is monitored in position that monitoring system sends, write down the quilt described in this request and monitor cell ID and relevant monitoring attribute thereof, the cell information that can be used for record request herein, in Target cell tabulation of the inner generation of mobile switch equipment.That is to say, monitor that mobile switch equipment need generate and safeguard a Target cell tabulation, is used to write down which sub-district and is monitored and write down the relevant monitoring attribute that these are monitored the sub-district based on the position of sub-district.The monitoring attribute here is meant needs to monitor signaling information or voice messaging, and needing to monitor unidirectional voice still is voice of twocouese or the like.
Step 33～34: as certain user, when using the mobile communication service as user A, mobile switch equipment is when providing audio call and exchanges data to continue, initiate subdistrict position and monitor handling process, that is: query aim cell list, judge according to the sign of active user's affiliated subdistrict whether this user drops on by in the scope of intercept target sub-district, if then mobile switch equipment is reported to monitoring information and the Content of Communication of user A in the monitoring system according to the sub-district monitoring attribute.
Generally speaking, the number of users of conversation can be not a lot of simultaneously in the sub-district, monitor little to the performance impact of mobile switch equipment based on the position of sub-district; But under some extreme case, as when having a match, performing or puting on display, mobile switch equipment can be according to the performance of self, considers the upper limit of the number of users monitored simultaneously in the designated cell is limited.
For instance, suppose current three sub-districts that have: sub-district 1, sub-district 2 and sub-district 3, monitoring system is set sub-district 1 and sub-district 2 is the Target cell of current monitoring, the current sub-district 2 that belongs to of user A, the current sub-district 3 that belongs to of user B, the sub-district monitoring attribute that monitoring system is set is a voice messaging that monitoring users A sends.So, position snoop procedure based on the sub-district is: monitoring system elder generation is with the sign of sub-district 1 and sub-district 2, and only the monitoring attribute of the voice messaging that sends of monitoring users A sends to mobile switch equipment, mobile switch equipment generates a Target cell tabulation, has the sign of sub-district 1 and sub-district 2 in this tabulation; When user B communicates by letter, mobile switch equipment is when providing service, and the query aim cell list judges whether user B belongs to sub-district 1 or sub-district 2, because user B is in the scope of sub-district 1 and sub-district 2, then mobile switch equipment does not send out information any to monitoring system.So, when user A communicates by letter, mobile switch equipment query aim cell list, judge whether user A belongs to sub-district 1 or sub-district 2, because user A belongs to sub-district 2, be that user A is being monitored in the geographic range, then mobile switch equipment sends the voice messaging that all user A send to monitoring system when service is provided.
The basic process of monitoring based on subdistrict position is realized in step 31～34th, but for validity and the accuracy that improves monitoring, shown in step 35, can increase the background process process of monitoring system, that is: after monitoring system obtains the monitoring information and Content of Communication of all users in the intended target sub-district at any time by the monitoring interface from mobile switch equipment, all monitored datas of collecting are analyzed, found out or definite required targeted customer, intercept target user's activity targetedly again.This analytic process can be discerned and separates these data according to targeted customer's phonetic feature; Also can filter communication data, collect effective information according to key feature, such as: by keyword these data are filtered, isolate sensitive information and monitor.
In above-mentioned snoop procedure, monitoring system can be upgraded the content that sets at any time, and this renewal comprises: set and cancellation; In addition, be consistent in order to guarantee the monitored data that sets between monitoring system and the mobile switch equipment, monitoring system can also be inquired about the content of having set as required at any time, comprising: the monitoring attribute that inquiry is set the sub-district or inquired about certain sub-district.Fig. 4 to Fig. 7 has provided the signaling process that relevant more new settings and inquiry are set between monitoring system and the mobile switch equipment respectively.
The setting process that Fig. 4 monitors for position among the present invention, as shown in Figure 4, when monitoring system need be set the new sub-district of being monitored when maybe needing to upgrade the monitoring attribute of certain sub-district, monitoring system sends the position to mobile switch equipment and monitors the request of setting, the various monitoring attribute that carry cell ID in this request and set.After mobile switch equipment is received this request, write down corresponding cell ID and corresponding monitoring attribute, and monitor the setting response, carry the information of setting successfully or failing in this response to the monitoring system home position.If set successfully, then mobile switch equipment begins to monitor and report the action message of all users in the intended target sub-district according to set information.
The cancellation flow process that Fig. 5 monitors for position among the present invention, as shown in Figure 5, when monitoring system does not need to continue to monitor certain during the Target cell of appointment again, monitoring system sends the position to mobile switch equipment and monitors the cancellation request, carries the sign that will cancel the sub-district in this request.After mobile switch equipment was received this request, the full detail of this sub-district of deletion from the Target cell tabulation was monitored the cancellation response to the monitoring system home position then, carries the information of setting successfully or failing in this response.If set successfully, then mobile switch equipment stops to monitor and reporting the action message of all users in this sub-district.
The querying flow that Fig. 6, Fig. 7 monitor for position among the present invention is respectively applied for the Target cell of the current setting of success in the inquiry mobile switch equipment and the monitoring attribute of certain sub-district.As shown in Figure 6, when monitoring system need be inquired about in the mobile switch equipment current when the Target cell which successfully sets is arranged, monitoring system sends the position to mobile switch equipment and monitors query requests, after mobile switch equipment is received this request, search the Target cell tabulation of successful target setting sub-district,, then monitor inquiry response to the monitoring system home position if search successfully, carry the cell ID in the Target cell tabulation in this response, can certainly carry other relevant information; If search unsuccessfully, then return failure information to monitoring system.Certainly, whether monitoring system also can only search some designated cell and successfully set in mobile switch equipment, and mobile switch equipment can only return and find or do not find information.
As shown in Figure 7, when monitoring system need be inquired about in the mobile switch equipment certain or all during the monitoring attribute of the Target cells set of success, monitoring system sends position monitoring attribute query requests to mobile switch equipment, carries the sign of designated cell in this request; After mobile switch equipment is received this request, in the Target cell tabulation, search the monitoring attribute of intended target sub-district, if search successfully, then to monitoring system home position monitoring attribute inquiry response, carry the monitoring attribute information of intended target sub-district in this response, can certainly carry other relevant information; If search unsuccessfully, then return failure information to monitoring system.
Said method can be applied in the multiple mobile communication system, such as: in the systems such as GSM, CDMA, WCDMA, CDMA2000, TD SDMA (TD-SCDMA) and wireless lan (wlan).Wherein, in WLAN, the scope that can an access point (AP) covers is basic position unit, determines the geographic range of required monitoring.
In a word, the above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (11)
1, a kind of monitor method based on subdistrict position, monitoring system sends to mobile switch equipment with the current target information that needs to monitor, and mobile switch equipment reports the monitoring information of intended target to monitoring system; It is characterized in that this method is further comprising the steps of:
A. monitoring system is determined the Target cell that quilt is monitored according to the geographic range of required monitoring, and mobile switch equipment is issued in the position monitoring setting request that will carry Target Cell Identifier and corresponding monitoring attribute thereof then;
B. after mobile switch equipment receives that the request of setting is monitored in position that monitoring system sends, write down in this request by the sign of intercept target sub-district and corresponding monitoring attribute thereof;
C. when the user uses the mobile communication service, all of mobile switch equipment inquiry current record are by the intercept target cell ID, judge according to the sign of active user's affiliated subdistrict whether the active user belongs to by the intercept target sub-district, if, then mobile switch equipment is when providing communication service, and the information that the active user is met monitoring attribute reports monitoring system; Otherwise mobile switch equipment only provides communication service to the active user.
2, method according to claim 1 is characterized in that this method further comprises: mobile switch equipment generates a Target cell tabulation, writes down all by the sign of intercept target sub-district and corresponding monitoring attribute thereof.
3, method according to claim 1, it is characterized in that this method further comprises: monitoring system is analyzed all user profile that mobile switch equipment reports, and discerns and isolate the information that belongs to the targeted customer according to targeted customer's phonetic feature; Or, gather effective information according to key feature filtration all customer data.
4, method according to claim 1 is characterized in that this method further comprises: monitoring system is updated in the Target cell that sets in the mobile switch equipment or the monitoring attribute of Target cell at any time according to application need.
5, method according to claim 4, it is characterized in that described more new settings further comprises: monitoring system is sent out the position to mobile switch equipment and is monitored the request of setting, after mobile switch equipment is received this request, write down cell ID and corresponding monitoring attribute thereof in this request, and monitor the setting response to the monitoring system home position.
6, method according to claim 4, it is characterized in that described more new settings further comprises: monitoring system is sent out the position to mobile switch equipment and is monitored the cancellation request, after mobile switch equipment is received this request, delete the cell ID and the corresponding monitoring attribute thereof of appointment in this request of self writing down, and monitor the setting response to the monitoring system home position.
7, method according to claim 1 is characterized in that this method further comprises: monitoring system is inquired about the Target cell set or the monitoring attribute of Target cell at any time according to application need in mobile switch equipment.
8, method according to claim 7, it is characterized in that described inquiry setting further comprises: monitoring system sends the position to mobile switch equipment and monitors query requests, after mobile switch equipment is received this request, search the intended target sub-district record that success is set, return the Target cell record that is found to monitoring system afterwards.
9, method according to claim 7, it is characterized in that described inquiry setting further comprises: monitoring system sends position monitoring attribute query requests to mobile switch equipment, after mobile switch equipment is received this request, search intended target sub-district corresponding monitoring attribute record, return the monitoring attribute of the intended target sub-district that is found afterwards to monitoring system.
10, method according to claim 1 is characterized in that this method further comprises: mobile switch equipment is set the number of users upper limit that the intended target sub-district is monitored simultaneously according to self performance.
11, method according to claim 1 is characterized in that: described cell ID is cellular global identity (CGI).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031214258A CN100341371C (en) | 2003-03-28 | 2003-03-28 | Audiomonitoring method based on small region position |
| AU2003296234A AU2003296234A1 (en) | 2003-03-28 | 2003-12-31 | A monitoring method based on a cell location |
| PCT/CN2003/001158 WO2004086793A1 (en) | 2003-03-28 | 2003-12-31 | A monitoring method based on a cell location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031214258A CN100341371C (en) | 2003-03-28 | 2003-03-28 | Audiomonitoring method based on small region position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1535067A CN1535067A (en) | 2004-10-06 |
| CN100341371C true CN100341371C (en) | 2007-10-03 |
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ID=33035150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031214258A Expired - Fee Related CN100341371C (en) | 2003-03-28 | 2003-03-28 | Audiomonitoring method based on small region position |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN100341371C (en) |
| AU (1) | AU2003296234A1 (en) |
| WO (1) | WO2004086793A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662744B (en) * | 2008-08-25 | 2013-04-17 | 华为技术有限公司 | Method, device and system for acquiring information of specific cell |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006098669A1 (en) * | 2005-03-18 | 2006-09-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Area based monitoring |
| CN100454850C (en) * | 2005-09-27 | 2009-01-21 | 华为技术有限公司 | System and method for carrying out monitoring on mobile IP user |
| CN101321361B (en) * | 2007-06-08 | 2012-06-27 | 华为技术有限公司 | Method, apparatus and system for monitoring across-area service network element |
| CN101150826A (en) * | 2007-10-22 | 2008-03-26 | 华为技术有限公司 | Method, device and system for limiting monitoring right |
| CN107257546A (en) * | 2017-06-19 | 2017-10-17 | 哈尔滨海能达科技有限公司 | A kind of region AM automatic monitoring method for group system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262835A (en) * | 1998-02-02 | 2000-08-09 | 摩托罗拉公司 | Method and apparatus for location based intercept |
| CN1282691A (en) * | 2000-01-25 | 2001-02-07 | 庄大川 | Combined multifunctional positioning communication system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5428667A (en) * | 1993-03-11 | 1995-06-27 | Harris Corporation | Multi-channel cellular communications intercept system |
| US5590171A (en) * | 1994-07-07 | 1996-12-31 | Bellsouth Corporation | Method and apparatus for communications monitoring |
| ZA99673B (en) * | 1998-01-30 | 1999-07-30 | Siemens Ag | Method and system for monitoring telephone calls. |
| WO2001060098A1 (en) * | 2000-02-11 | 2001-08-16 | Nokia Corporation | Method and system for obtaining identification information on a monitored party in a communication network |
-
2003
- 2003-03-28 CN CNB031214258A patent/CN100341371C/en not_active Expired - Fee Related
- 2003-12-31 AU AU2003296234A patent/AU2003296234A1/en not_active Abandoned
- 2003-12-31 WO PCT/CN2003/001158 patent/WO2004086793A1/en not_active Application Discontinuation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262835A (en) * | 1998-02-02 | 2000-08-09 | 摩托罗拉公司 | Method and apparatus for location based intercept |
| CN1282691A (en) * | 2000-01-25 | 2001-02-07 | 庄大川 | Combined multifunctional positioning communication system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662744B (en) * | 2008-08-25 | 2013-04-17 | 华为技术有限公司 | Method, device and system for acquiring information of specific cell |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004086793A1 (en) | 2004-10-07 |
| CN1535067A (en) | 2004-10-06 |
| AU2003296234A1 (en) | 2004-10-18 |
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