CN1322102A - Method for positioning handset and providing emergency service and positioning service system - Google Patents
Method for positioning handset and providing emergency service and positioning service system Download PDFInfo
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- CN1322102A CN1322102A CN00107064A CN00107064A CN1322102A CN 1322102 A CN1322102 A CN 1322102A CN 00107064 A CN00107064 A CN 00107064A CN 00107064 A CN00107064 A CN 00107064A CN 1322102 A CN1322102 A CN 1322102A
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Abstract
The method for locating handset and providing emergency service including the following steps: PAS handset user presses down a specific key sequence or an emergency help key; PAS system sends the message including base station ID number or its longitude and latitude values or its address information into location service centre; location service centre utilizes the above-mentioned message to fined out base station position information; and provides said base station position informatino for emergency service provider. Said method is low in cost, and can meet general requirements for accuracy.
Description
The present invention relates to PHS (Personal Handset System microcellulor individual mobile terminal system) communication network, specifically, relate to the method and system that PHS communication network user is positioned and provides emergency service.
Traditional emergent location, tracking technique mainly contains two kinds: the one, and the GPS technology positions, follows the tracks of set objective via satellite.The 2nd, by the data query of the fixed-line subscriber installation address caller alerts user to emergency system is positioned.
Existing GPS navigation system cost is higher, and individual (moving) user is cost an arm and a leg, and is difficult to obtain the application of popularization.The method of utilizing the installation address to inquire about the location then is confined to fixedly mount phone, can't confirm mobile phone user's definite position.In emergency service systems such as existing 110,119,120, the platform of receiving a crime report can only position the alarm point of PSTN fixed-line phone service, shows corresponding calling user information.For the mobile subscriber, the position of user when roaming has uncertainty, when the mobile subscriber dials alarm calls such as 110,119,120, the electronic chart of alarm receiving system is the position at display alarm person place correctly, the crime place need manually be inquired by the person of receiving a crime report, when meeting old man, child, urgent occasion, aphasis, in the time of maybe can't talking clearly the present position, can bringing difficulty, cause unnecessary loss for the party who meets urgency in time dealing with emergencies and dangerous situations.Along with the large-scale promotion of PHS system, the sharp increase of PS number of users makes to seem particularly important for the emergency service system provides PS user's warning positioning function.
Therefore purpose of the present invention just provides a kind of inexpensive method and system that the mobile phone user is positioned and locating information is offered automatically the external treatment platform.
The present invention has utilized location and the tracking of the microcellulor ownership structure realization of PHS network to PHS warning target, improves the speed of dealing with emergencies and dangerous situations and the accuracy of emergency system.This patent has made full use of existing P HS network and emergency service and command system, the individual access net system of PAS (Personal Access System wireless access network system) as UtStarcom's release, lower in system integration process input, compare with existing GPS navigation system and to have tangible price advantage.
Utilize the PHS network promptly on the basis of existing P HS common network and customer mobile terminal, to provide handset call location, position enquiring and following function to the method that alert users or set objective position, follow the tracks of.
Alarm calls localization method among the present invention is mainly used in the location of PS User Alarms, the key of warning location technology is, when PS user dials 110, emergency service phones such as 119, or press some or during several predefined alarm help key, the PAS system at first transmits special calling by system node to switch, transmit the message that a relevant ＂ calls out positioning reporting ＂ to the positioning service center of PAS system (PLSC) simultaneously, this message includes the special calling number (as 110,119,120,122), calling number (being used for corresponding) with the number of receiving a crime report, the ID numbering of time of fire alarming and base station, current calling party place.After the positioning service center receives positioning reporting, inquire the geographical location information of this home base station, and transmit information such as the calling number of giving its required PS alerts user, current location from the relevant emergency service system (client) of trend networking, on the platform of receiving a crime report, carry out locating and displaying by corresponding emergency service system.The advantage of this invention is: at first possessed enough positioning accuracies, because the PHS system has adopted micro-honeycomb structure, the coverage of each microcell base station is usually at 100-200 rice, as long as the emergency service system obtains installation site, base station, the current place of PAS user, just can determine the position at the current place of calling party substantially, cover intensive city in some base station, the zone location precision of microcellulor can reach 50 meters.Secondly, the PAS system in time delivers to the emergency service center with user's locating information in forwarded call, and the platform that need not to receive a crime report is is by the time accepted, and has accelerated the speed of dealing with emergencies and dangerous situations of emergency service system to responsible consumer, emergency greatly.
PAS customer location querying method among the present invention mainly is applicable to the entity and individual of application location defencive function; when needs position inquiry to a certain PS target; the user can be by Help by Phone or the special user's positioning service platform of internetwork connection mode inquiry; PLSC by information desk visit PAS system; thereby obtain this user position information and personal information; if on the private communication basis of software, increase the electronic chart display system, the user can also be on electronic chart the current geographic position of consumer positioning intuitively.
To carry out more detailed description to the present invention by the reference accompanying drawing below, wherein
Fig. 1 is a schematic diagram of having used the communication system of navigation system of the present invention;
Fig. 2 is according to location services system schematic diagram of the present invention;
Fig. 3 is the block diagram according to the location services system of the design of Fig. 2;
Fig. 4 is the active send mode flow chart of PAS of the present invention system;
Fig. 5 is the flow chart of PAS system queries mode of the present invention;
Fig. 6 is the flow chart of tracking mode of the present invention;
Fig. 7 is the workflow at positioning service of the present invention center;
Fig. 8 is the logic diagram of location services system of the present invention.
Describe the present invention below.
Fig. 1 is a schematic diagram of having used the communication system of navigation system of the present invention.As shown in Figure 1, this system comprises by PAS handset user, PAS base station, the PAS system that ATC etc. form, and emergency service systems such as 110,119, other place information inquiry systems, information sources such as weather forecast, service, place information inquiry platform etc.Location services system of the present invention is by wide area network WAN, and systems such as public switch telephone network or integrated services digital network PSTN/ISDN etc. and 110,119, place information inquiry link.PAS location services system also cocoa links to each other with the ATC of PAS system by LAN/RS 232 or wide area network.
Fig. 2 is the location services system schematic diagram according to the embodiment of the invention.As shown in Figure 2, initiatively transmission interface, emergency service communication platform RI and emergent Call center such as 110/119 constitute by PAS system, LSC in this system.The PAS system comprises PS mobile phone, RP, RPC, ATC, S-ATC and the corresponding communication network in the existing PHS network, PLSC initiatively transmission interface is meant the software interface that API or MIB mode locating information are provided, the emergency service platform refers to the communication server that carries out communication and management with various different Call centers, and 110/119 command system of receiving a crime report generally is made of the voice platform of receiving a crime report, location map system and command system.Present embodiment is considered the main initiatively send mode of PAS to be described in detail below that adopts.When the user in being in the public network area of coverage dials phone such as special clothes such as 110/119/120 grade, the PAS system at first just redirects callers to the switch in ownership district, send the caller locating information that is similar to system event to the webmaster and the LSC positioning service center of PAS system simultaneously, initiatively transmission interface is by the base station geographic position database of DAO (Data Access Object DAO) visit PLSC, the locator data of emergency call side is sent to emergency service platform RI, by the corresponding emergent Call center of RI notice.Again by emergent Call center according to receiving a crime report and locating and displaying, carry out necessary deal with emergencies and dangerous situations and commanding operation.The benefit of this structure is clearly to have distinguished the division of labor and the responsibility of locating information and emergency service, and is all comparatively reasonable concerning the operability of the fail safe of PAS system and the system integration.This as can be seen division of dotted line among the figure, the PAS components of system as directed is responsible for providing the locating information of 110/119/120/122 emergency call such as grade, and can be by adopting CSOCKET server form interface with this locating information, decide through consultation unified interface specification and data packet format and export, offer emergency communication and command system.
In a specific embodiment, the communications protocol of positioning service interface is defined as:
The port numbers that Socket connects: CSocket port number 6000
The locating information data packet format:
#define?MAXNUM?1024
#define?STRLEN?56
The packet header structure:
Message types=3 (data type WORD)
Message Id=0x9005 (data type WORD)
Data#2=data packet length (data type WORD)
(sizeof(Datapkt)
*Data#1)
Data#3=urgent call data division (data type Datapkt)
Sample:
typedef?struct
{
WORD types; /
*Ticket type 3
*/
WORD msgid; /
*Information type 0X9005
*/
WORD number; /
*The ticket number
*/
WORD datalen; /
*Pkt data packet length=sizeof (Datapkt)
*Number
*/
Datapkt pkt[MAXNUM]; /
*The urgent call data division
*/
}Msg；
Packet urgent call data division structure:
(data type Char (4)) such as Data#2=called numbers 110,119,120
Data#3=ticket time hh:mm:ss (data type Char (8))
Data#4=RP ID number (Node+RPC Id+RP Id) (data type Char (20))
Block, Data#5=RP place information (data type Char (56))
Data#6=RP place urban information (data type Char (56))
Province, Data#7=RP place information (data type Char (56))
Data#8=RP postcode (data type Char (56))
Data#9=RP latitude value (data type double)
The Data#10=RP latitude is described (data type Char (56))
Data#11=RP longitude (data type double)
The Data#12=RP longitude is described (data type Char (56))
Sample
typedef?struct
{
Char calling[16]; /
*Calling number
*/
Char called[4]; /
*Called number 110,119,120
*/
Char time[8]; /
*Ticket time hh:mm:ss
*/
Char rpid[20]; /
*RP ID number
*/
Char rpstreet[STRLEN]; /
*Block information
*/
Char rpcity[STRLEN]; /
*Urban information
*/
Char rpprovince[STRLEN]; /
*Province information
*/
Char rpzipcode[STRLEN]; /
*Postcode
*/
Double rplatitudedeg; /
*Latitude value
*/
Char rplatitudens[STRLEN]; /
*Latitude is described
*/
Double rplongitudedeg; /
*Longitude
*/
Char rplongitudeew[STRLEN]; /
*Longitude is described
*/
}Datapkt；
Fig. 3 is the block diagram with reference to the location services system of Fig. 2 design.With reference to Fig. 3, this system is by PAS system, positioning service server PLSC, various client Client and Netman (network management system) formation that the positioning service message demand is arranged.The PAS system comprises PS mobile phone, RP, RPC, ATC, S-ATC and the corresponding communication network in the existing PHS network, PLSC positioning service server comprises customer account management/charging part, client's task management table, positioning describing data storehouse LDR, the mutual communication part of PAS, various PAS positioning client terminals can be Police Command Center, also can be information station, website, the users of entity and individual who needs positioning service.
Various working methods and workflow with reference to Fig. 4-6 pair system of the present invention is described below.
(1) PAS system active send mode
Fig. 4 is the active send mode flow chart of PAS of the present invention system.With reference to Fig. 4, flow process is from square frame 401, and PS user dials emergency service phones such as 110,119, or presses some or several predefined alarm help key.Then, at square frame 402, the PAS system transmits special calling by system node to switch.At square frame 403, transmit the message that a relevant ＂ calls out positioning reporting ＂ to positioning service center (PLSC) simultaneously to the PAS system, this message includes ID numbering or its latitude and longitude value or the address information of special calling number (as 110,119,120,122), calling number (being used for corresponding with the number of receiving a crime report), time of fire alarming and base station, current calling party place.In a preferred embodiment of the invention, this message is to be the message of MSGID=0x9011 ID number, and message content is " a called number (warning classification); Calling number (or warning device identification number); Current location information (RP ID number) ", wherein called number (warning classification) is 110,119,122 etc.
At square frame 404, after the positioning service center receives positioning reporting, inquire the geographical location information and the corresponding user profile of this home base station, and transmit message such as the calling number of giving its required PS alerts user, current location from the relevant emergency service system (client) of trend networking at square frame 405, deal with emergencies and dangerous situations by the center of receiving a crime report.
(2) inquiry mode
Fig. 5 is the flow chart of PAS system queries mode of the present invention.With reference to Fig. 5, flow process is from square frame 501, when the emergency service system that has applied for inquiry business needs specific PAS user position information, can send query statement to PAS positioning service center P LSC by private port, then at square frame 502, PLSC is responsible for checking inquiring client terminal and by the authentication code of inquiring user, if authentication is not passed through, can be any method well known to those skilled in the art then, be not described in detail in this at square frame 505 refusal request method for authenticating.If authentication is passed through, then send query requests to the S-ATC of PAS system (telephone traffic control system), the numbering of query aim PS current base station at square frame 503.At square frame 504, obtain base station geographic position information according to the current base station numbering, and return at square frame 506, send target P S current position information to the emergency service system simultaneously.In this embodiment, the message id of request signal information number is MSGID=0x9013, its content DATA=" calling number "
The message of returning behind the poll-final comprises: the locating information of the number of query aim PS, Query Result, query time, User Status and target P S, confirm by both party to finish one query after the communication.For example the message id of return messages is MSGID=0x9014, and its content is a DATA=" sign; Calling number; Current location information (RP ID number or its latitude and longitude value or address information); State "
Wherein: sign=0: successful inquiring.
Sign＞0: inquiry failure, failure cause may be calling number not
There are, exceed service area or insufficient permission.The position of back during the inquiry failure
Field contents such as information are invalid.
State=0: talking state.(if state information temporarily can not provide,
Then this field often is 0).
State=1: non-talking state.
(3) tracking mode
Fig. 6 is the flow chart of tracking mode of the present invention; With reference to Fig. 6, flow process is from square frame 601, and under some special situation, 110 Police Command Center such as grade need be followed the tracks of PS (personal hand-held device terminal) user (as policeman, suspect) of appointment.After receiving that starting tracking asks,, after PLSC receives the trace command at emergency service center, will regularly position inquiry/feedback, send the termination tracking message up to client to the targeted customer at square frame 602.The message id that beginning is followed the tracks of in request number can for example be the message of MSGID=0x9016, its content DATA=" calling number "
After the instruction that authorized emergent client sends ' start follow the tracks of ', the LSC of PAS system is responsible for the authentication of this client, after confirming client rights, PS Subscriber Number and polling interval, square frame 602, then at square frame 603, PLSC (PAS Location Service Centre, the positioning service server of PAS system) will regularly send query requests to the S-ATC of PAS system, the numbering of query aim PS current base station.In the PLSC database, be translated into the positional information (square frame 604) of target BS behind the poll-final, and in time return " location tracking results " (square frame 605) to the client of sending the request of tracking, regularly the message of returning comprises: the locating information of the number of tracking target PS, Query Result, query time, User Status and target P S, confirm by both party to finish one query after the communication.PLSC will continue the tracking target user, send until client ' stop trace command ', finish a secondary tracking after confirming by both party.Following feedback message for example message id number is the message of MSGID=0x9017, its content DATA=" sign; Calling number; Current location information (RP ID number or its latitude and longitude value or address information) "
Wherein: sign=0: follow the tracks of successfully;
Sign＞0: follow the tracks of failure, failure cause may be calling number not
There are, exceed service area or insufficient permission.The position of back when following the tracks of failure
Field contents such as information are invalid.
It can be that for example message id number is the message of MSGID=0x9019, its content DATA=" calling number " that tracking stops message
In user's locating query and tracking business; be the communication security of protection PAS system and PS user's privacy; the PLSC of the present invention's design will carry out tight authority and authentication to the client and the individual of inquiry and tracking PAS customer position information; and the flow of inquiry business chargeed, controls, the PS customer position information sends after encrypting.
Fig. 7 is the workflow at positioning service of the present invention center.As shown in Figure 7, flow process is carried out initialization in 700 pairs of systems of square frame, comprises the communication link (square frame 701) between foundation and S-ATC and the emergency service center, then authentication is carried out at each emergency service center, judges the correctness (square frame 702) of its identity.After initialization was finished, system promptly entered the Message Processing flow process, handled the message from S-ATC and each emergency service center.
After receiving the calling localization message that S-ATC initiatively sends (square frame 704), system analyzes this message, take out contents such as calling number, called number and locating information, then contents such as calling number and positional information are sent to and the corresponding emergency service of called number center (square frame 705).
After the position enquiring message of receiving the emergency service center (square frame 706), system confirms at first whether it has the position enquiring authority, and judge whether the query flows that mails to S-ATC reaches limit value, if reach limit value or authority does not possess, then to this emergency service center feedback query failed message, otherwise give S-ATC this forwards, and the query structure of S-ATC feedback is transmitted to this emergency service center (square frame 707).
Behind the position tracking message of receiving the emergency service center (square frame 708), system confirms at first whether it has the position to follow the tracks of authority, and judge whether the tracking flow that mails to S-ATC reaches limit value, if reach limit value or authority does not possess, then to this emergency service center feedback and tracking failed message, otherwise regularly send position enquiring message to S-ATC, and the Query Result of S-ATC feedback is transmitted to this emergency service center, up to receiving that the tracking that this emergency service center is sent here stops message (square frame 709).
Fig. 8 shows scope of business of the present invention system.As shown in Figure 8, scope of business of the present invention system comprises authentication device 801, message processing apparatus 802 and communicator 803, wherein communicator is used to be established to the data link at PAS system and each emergency service center, comprise and adopt local area network (LAN) and wide area network route, and finish the transmitting-receiving work of packet; Authentication device is used to receive the authentication request that message processing apparatus is sent here, and authenticating result feedback message processing unit; All packets that message processing apparatus received communication device is sent here, and packet carried out analyzing and processing, to needing the request message of authentication, then at first it is carried out authentication by authentication device, handle accordingly according to the authentication feedback result then, and result is sent to corresponding target ground by communication module.
Abovely described the present invention with reference to specific embodiment, obviously, those of ordinary skill of the present invention can be realized other by being equal to replacement, conversion, modification etc. in essential scope disclosed in this invention
Execution mode.
Claims (11)
1. one kind positions and provides the method for emergency service to the PHS mobile phone, it is characterized in that may further comprise the steps:
The PAS cellphone subscriber is by next specific key press sequence or a flash appeal key;
The PAS system sends for location service center PLSC to comprise the message of login base station IDs number and called service number;
The positioning service center inquires the positional information of base station by base station IDs number or its latitude and longitude value or address information; And base station position information is offered the emergency service provider according to called number.
2. method as claimed in claim 1 is characterized in that also being included in the user and presses the step that will call out behind specific key press sequence or the flash appeal key by the normal mode route.
3. method as claimed in claim 1 is characterized in that also comprising the step that can position demonstration before switch is set up the voice pathway of emergency service in the positioning service client.
4. method as claimed in claim 1 is characterized in that also being included in the PAS internal system installation site information of base station is carried out synchronous updating steps.
5. method as claimed in claim 1 is characterized in that also comprising PAS system and PLSC server is carried out the method that the network segment is isolated.
6. one kind positions inquiry and the method for emergency service is provided specific PHS portable terminal (comprising PS), it is characterized in that comprising step:
Emergency service supplier positions inquiry to the positioning service center P LSC request of sending to specific mobile phone users, follows the tracks of;
PLSC sends ID number of request inquiring user login base station to the S-ATC of PAS system;
PLSC obtains base station IDs number according to inquiry, finds out the installation site information of this base station; And
Positional information is returned to the emergency service provider.
7. method as claimed in claim 6 is characterized in that also comprising step:
Positioning service center P LSC is to emergency service provider's authentication and security management.
8. method as claimed in claim 6, the ATC that it is characterized in that mind-set PAS system in the positioning service sends the step of the request require base station IDs number or its latitude and longitude value or address information.
9. method as claimed in claim 6, its feature is also to comprise that PLSC can decide to send requirement to the S-ATC of PAS system continuously at interval, inquiry be positioned user's base station IDs number or its latitude and longitude value or address information, thus the step of following function is provided for the emergency service provider.
10. method as claimed in claim 6, its feature are also to comprise that PLSC can be to emergency service provider's inquiry, and the request of tracking is provided with the step of flow restriction and billing function.
11. a scope of business system that uses in the PAS communication system is used for providing positional information to the emergency service center, it is characterized in that comprising:
Authentication device, message processing apparatus and communicator, wherein communicator is used to be established to the data link at PAS system and each emergency service center, and finishes the transmitting-receiving work of packet; Authentication device is used to receive the authentication request that message processing apparatus is sent here, and authenticating result feedback message processing unit; All packets that message processing apparatus received communication device is sent here, and packet carried out analyzing and processing, to needing the request message of authentication, then at first it is carried out authentication by authentication device, handle accordingly according to the authentication feedback result then, and result is sent to corresponding target ground by communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001070649A CN1162035C (en) | 2000-04-29 | 2000-04-29 | Method for positioning handset and providing emergency service and positioning service system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001070649A CN1162035C (en) | 2000-04-29 | 2000-04-29 | Method for positioning handset and providing emergency service and positioning service system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1322102A true CN1322102A (en) | 2001-11-14 |
| CN1162035C CN1162035C (en) | 2004-08-11 |
Family
ID=4578453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001070649A Expired - Fee Related CN1162035C (en) | 2000-04-29 | 2000-04-29 | Method for positioning handset and providing emergency service and positioning service system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1162035C (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301036C (en) * | 2004-08-25 | 2007-02-14 | 西安瑞吉通讯设备有限责任公司 | Positioning system and positioning method without depending on PHS manufacture positioning service system |
| CN100375574C (en) * | 2004-11-24 | 2008-03-12 | 中兴通讯股份有限公司 | Method for positioning terminal by personnel hand system |
| CN101668245A (en) * | 2009-09-22 | 2010-03-10 | 深圳市融创天下科技发展有限公司 | Method for realizing phone positioning by mobile communication base station |
| WO2011015074A1 (en) * | 2009-08-07 | 2011-02-10 | 中兴通讯股份有限公司 | Method and device for locating terminal by using base station |
| CN101083828B (en) * | 2006-05-30 | 2011-03-30 | 英华达（南京）科技有限公司 | Method for obtaining wireless submachine condition through household base station |
| CN102595321A (en) * | 2012-03-19 | 2012-07-18 | 青岛海信移动通信技术股份有限公司 | Method and device for emergency communication |
| CN101588566B (en) * | 2009-06-19 | 2012-12-19 | 中兴通讯股份有限公司 | Leather cellular base station and method for providing emergency service as well as mobile communication system |
| CN101663593B (en) * | 2007-02-12 | 2013-04-24 | Jjck有限责任公司 | Remotely activatable locator system and method |
| CN105472555A (en) * | 2008-03-07 | 2016-04-06 | 沈玮仑 | Device and method for communication with GPS equipment |
| CN110519694A (en) * | 2019-09-30 | 2019-11-29 | 博睿泰克科技（宁波）有限公司 | A kind of localization method of mobile terminal, server-side and system |
| CN111127851A (en) * | 2019-12-25 | 2020-05-08 | 西安闻泰电子科技有限公司 | Alarm positioning service method and system |
-
2000
- 2000-04-29 CN CNB001070649A patent/CN1162035C/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301036C (en) * | 2004-08-25 | 2007-02-14 | 西安瑞吉通讯设备有限责任公司 | Positioning system and positioning method without depending on PHS manufacture positioning service system |
| CN100375574C (en) * | 2004-11-24 | 2008-03-12 | 中兴通讯股份有限公司 | Method for positioning terminal by personnel hand system |
| CN101083828B (en) * | 2006-05-30 | 2011-03-30 | 英华达（南京）科技有限公司 | Method for obtaining wireless submachine condition through household base station |
| CN101663593B (en) * | 2007-02-12 | 2013-04-24 | Jjck有限责任公司 | Remotely activatable locator system and method |
| CN105472555A (en) * | 2008-03-07 | 2016-04-06 | 沈玮仑 | Device and method for communication with GPS equipment |
| CN101588566B (en) * | 2009-06-19 | 2012-12-19 | 中兴通讯股份有限公司 | Leather cellular base station and method for providing emergency service as well as mobile communication system |
| US8929923B2 (en) | 2009-08-07 | 2015-01-06 | Zte Corporation | Method and device for locating terminal by using base station |
| CN101990299A (en) * | 2009-08-07 | 2011-03-23 | 中兴通讯股份有限公司 | Method and device for positioning terminal by using base station |
| WO2011015074A1 (en) * | 2009-08-07 | 2011-02-10 | 中兴通讯股份有限公司 | Method and device for locating terminal by using base station |
| CN101668245A (en) * | 2009-09-22 | 2010-03-10 | 深圳市融创天下科技发展有限公司 | Method for realizing phone positioning by mobile communication base station |
| CN102595321A (en) * | 2012-03-19 | 2012-07-18 | 青岛海信移动通信技术股份有限公司 | Method and device for emergency communication |
| CN110519694A (en) * | 2019-09-30 | 2019-11-29 | 博睿泰克科技（宁波）有限公司 | A kind of localization method of mobile terminal, server-side and system |
| CN111127851A (en) * | 2019-12-25 | 2020-05-08 | 西安闻泰电子科技有限公司 | Alarm positioning service method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1162035C (en) | 2004-08-11 |
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