CN1361603A - Method for transmitting position data via mobile telephone - Google Patents
Method for transmitting position data via mobile telephone Download PDFInfo
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- CN1361603A CN1361603A CN 00137733 CN00137733A CN1361603A CN 1361603 A CN1361603 A CN 1361603A CN 00137733 CN00137733 CN 00137733 CN 00137733 A CN00137733 A CN 00137733A CN 1361603 A CN1361603 A CN 1361603A
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Abstract
The cellphone transmission process of position data includes the following steps: receiving position data from position generator, attaching the position data to location registering data stream, and emitting the position data and the position registering data to base station. The said method utilizes available position renewing process in cellular network system to transmit precise position data of moving station. The position data transmission needs no dialing connection. By means of the said method, the position data of moving station may be transmitted to base station or cellular network as long as the moving station is opened.
Description
The method that a kind of wireless data of relate generally to of the present invention transmits more properly says it is to carry out wireless position information by mobile phone to transmit.Position transmitter produces positional information and it is passed to mobile phone.This mobile phone is delivered to base station to position data in each place renewal process.
The radio-cell network that the coverage of cellular communication system is configured to link to each other.There is a base station each unit, uses one group of relevant wireless channel, is connected to the arbitrary mobile unit that is in this cellular unit effectively.The duplex channel that these system applies are two types.Control channel is used for the transfer system control data to mobile unit and receive the control data that comes from mobile unit, and speech channel is a sound, and data transmit to provide with the incoming call supervisory tone and are connected.Base station is connected to mobile switching centre (MSC) by traditional landline or microwave links.Connection between the MSC control travelling carriage just, and with being connected of national, global telephone system.
Because the user of mobile phone is moving, network is used for determining that the mechanism of the position of user in wireless communication networks is just very important.This mechanism is called as roaming or call route selecting.Roaming agreement has been arranged, and all it doesn't matter wherein for the user.The user obtains connecting, can be found.Existing mobile communication network and PCS Personal Communications System are supported above-mentioned roaming and call route selecting.An example is Global Systems for Mobile communications (GSM).Another example is a PCS Personal Communications System (PCS) 1900.These systems even the global roaming ability is arranged.When we have the national whilst on tour of roaming agreement to another, still can obtain the mobile communication service.
Be used in mobile radio communication network, finding that the most important instrument of phone is that the position is upgraded.The position of travelling carriage is by Mobile Country Code MCC (MCC), and Mobile Network Code (MNC) and ground domain identifier (LAI) are determined uniquely.MCC is three bit digital, the country at recognition network place.MNC is a two digits, discerns different network in the country.The residing physical region of LAI identification travelling carriage.A region can be made of one or more physics cellular units.It is also referred to as the page or leaf zone, and network is used for being the place of paging task appointment travelling carriage.
As shown in Figure 2, with each position refresh routine, travelling carriage reads service base sending and receiving stations (BTS) 31 positions of being transmitted by it from control channel, and reports back network it.In cordless communication network, preserve the mobile station data relevant: local user's location register (HRL) 34, and visitor location register (VLR) 35 with the position by two registers.The data that HRL34 preserves are forever relevant with indivedual travelling carriages and current location.Permanent data comprises the registration details, such as remote service, bears service, and distributes to registrant's Additional Services.VLR35 preserves registrant's temporary transient data, only is positioned at when belonging to specific VLR region as the registrant.Temporary transient data comprise relevant registration data (obtaining from registrant's HLR), and the accurate position of travelling carriage in VLR area.The position data of travelling carriage is provided by base station controller.The resolution of the band of position is identical with base station controller (BSCs).
For example, if a base station controller overlay area area is 100 sq. mi, you can determine that travelling carriage is positioned at this zone according to the position data that base station controller provides.From existing place refresh routine, you can not obtain any accurate positional information.
The GPS receiver can provide positional information on the other hand, yet has only user oneself just can obtain this positional information.Therefore most of navigation systems such as GPS receiver and IMU system, only are used for delivery as aircraft and steamer.Small GPS receiver is also carried by mountaineer or explorer, to be used to find the position of oneself.
If be necessary to follow the tracks of a certain specific people for reasons of safety, require to send and receive specific people's positional information with expensive equipment.Therefore have only army or government bodies could adopt this technology for specific task.Locating information can not be applied in ordinary people's daily life.
Brief summary of the invention
Main purpose of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, and wherein certain mobile phone user's positional information is transmitted by mobile phone.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, and wherein the mobile phone user can obtain positional information from mobile phone easily.
Another object of the present invention is to supply to put forward a kind of method of utilizing the cellular communication system transmission of location information, and wherein the mobile phone user can obtain other mobile phone users' positional information from the base station of cellular communication system.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, and wherein the mobile phone user can obtain their positional information by the telephone number of dialing other mobile phone users.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, does not wherein need to dial the other side's telephone number.The positional information of in fact any mobile phone all is available, and is sent to the base station of cellular communication system by this mobile phone.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, in case wherein the power supply of mobile phone is opened, the positional information of this mobile phone just is fed to the base station of cellular communication system in the processing procedure of position renewal each time.And the mobile phone user can open or close this function.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, and wherein a mobile phone is equipped with a position data generator.The positional information that this position data generator produces in the processing procedure of position renewal each time is fed to the base station of cellular communication system.
Another object of the present invention provides a kind of method of utilizing the cellular communication system transmission of location information, and wherein the position data that is produced by a GPS receiver is fed to the base station of cellular communication system in the processing procedure of position renewal each time.
For achieving the above object, the invention provides a kind of method of utilizing the cellular communication system transmission of location information, it comprises the steps:
Produce a position data by location generator;
Give a travelling carriage with this position data by location generator;
This position data is connected to location registration information stream, and this location registration information stream is sent to the zone at this travelling carriage place of base station-announcement by travelling carriage;
This position data is sent to base station together with location registration information stream by travelling carriage;
Decompose this position data at base station.
Fig. 1 is a block diagram, and the transmission by cellular network of the position data that produced by position transmitter is described.
Fig. 2 is a block diagram, provides the treatment step of the mobile phone handsets with position transmitter.
Fig. 3 is a block diagram, provides the process of obtaining location of mobile station with common static phone.
Fig. 4 is a block diagram, provides the process of obtaining location of mobile station with another travelling carriage by same base station.
Fig. 5 is a block diagram, provides the process of obtaining location of mobile station with another travelling carriage by ISDN/PSTN.
Fig. 6 one has the block diagram of Surveillance center, provides the process of obtaining location of mobile station with common static phone.
Fig. 7 one has the block diagram of Surveillance center, provides the process of obtaining location of mobile station with another travelling carriage by same base station.
Fig. 8 one has the block diagram of Surveillance center, provides the process of obtaining location of mobile station with another travelling carriage by ISND/PSTN.
The detailed description of preferred version
Referring to figs. 1 to Fig. 8, a kind of method that the present invention is well-designed when mobile phone handsets are started shooting, sends the position of user of mobile station continuously by mobile phone handsets.The realization of this function is to append in the registration data stream of travelling carriage by the position data that position transmitter is produced.And it is based on this fact, and when power supply opening, travelling carriage can carry out the position refresh routine flawlessly.In the position refresh routine phase, registration data comprises the travelling carriage identifier, Mobile Country Code MCC (MCC), and Mobile Network Code (MNC), and region identification (LAI) is transmitted to network.Whether no matter speech transmits takes place, and the place refresh routine always periodically carries out by the control system of cellular network.Application of the present invention makes the base station of network always know the exact position of travelling carriage at any time.
With the transmission of cellular network method processing position data of the present invention, as shown in Figure 1, a position transmitter 10 is connected in travelling carriage 20, and travelling carriage 20 is connected in the base station 30 of cellular network by radio channel.This travelling carriage can be the mobile phone of a mobile phone, is used for periodically transmitting the user's accurate position that produced by position transmitter to base station.Base station is connected in an ISDN (ISDN) or a PSTN (public switch telephone network).Like this, existing ISDN and PSTN can be used to transmit user's accurate position data to a remote monitoring center.
The present invention passes the method for closing the position data by cellular network and is made up of following steps:
1. send user's position data to travelling carriage 20 from position transmitter 10.User's position can be indicated on Department of Geography or ECEF coordinate system (the earth's core terrestrial coordinate system).In Department of Geography, user's position is provided by latitude and longitude.In the ECEF coordinate system, (x, y z) represent customer location with dimension coordinate.
2. from base station 30 receiving mobile national codes, Mobile Network Code and ground domain identifier, described like this travelling carriage national code, the combination of Mobile Network Code and ground domain identifier provides described travelling carriage 20 present located coverages.
3. by travelling carriage 20 user's position data is appended in the place registration data stream 201.Existing beehive network system is in the renewal process of place, and travelling carriage 20 send the place registration data to flow to 201 base stations 30, informs travelling carriage 20 present located zones.Place registration data 201 can comprise travelling carriage identifier (ID), the Mobile Country Code MCC of reception, the Mobile Network Code of reception and the locations and regions sign that receives.
4. give base station 30 user's position data together with the place registration data by travelling carriage 20.This is the process of one-period, is called the cycle place and upgrades in existing beehive network system.This step was carried out after a period of time predetermined by network, and constantly delivered to the active mobile station 20 that all monitor control channel.The generation whenever that this step also can be connected at travelling carriage.It also can be worked as when travelling carriage 20 detects locations and regions and changes and takes place.
5. obtain customer location and preservation by base station 30.The customer location of obtaining can be stored in local user's location register 34 or the visitor location register 35.It also can be deposited in the independent register.
6. send location data to give remote monitoring center by base station 30 by ISDN or PSTN.This is an optional step in the present invention.The positional information of travelling carriage can be kept in this remote center.
Step 3 can be cancelled, and this can realize by establish a function key on automatic station 20.
User's position data can be affixed on the head of place registration data.It also can be affixed to the end of place registration data.It also can be affixed to the centre of place registration data, for example, and after the Mobile Country Code MCC, before the Mobile Network Code, perhaps after the Mobile Network Code, before the locations and regions identification.
Fig. 2 represents the block diagram of travelling carriage.Microphone 21 and loud speaker 22 are connected in speech processing unit 23.Speech processing unit 23 comprises two transducers: from the analog-digital converter (ADC) of microphone input analog signal and the D-A converter (DAC) of output analog signal loud speaker.The speech processing unit can comprise at transmission path and prevents that frequency from mixing limit low-pass filter repeatedly, comprises waveform reconstruction in receiving path.Also there are some gain amplifiers to be used for from microphone signal that comes and the signal that drives loud speaker.
With reference to Fig. 2, above-mentioned steps 3 further is made up of the following step:
(a) in signal processing, location data is encoded.Common coding/decoding method can be used for the location data coding.
(b) in signal processing, the coded data that comprises location data is modulated.Modulator approach can be modulated (modulation of gaussian filtering minimum shift key) with GMSK.
(c) coded data, promptly registration data stream and location data are converted to analog signal.Baseband processing unit comprises two digital-analog convertors (DACs), send Analog Baseband quadrature component (I-Q) signal to remove to modulate high frequency carrier.
(d) amplify simulation with the high frequency processing unit and transmit signal.
(e) broadcast signal to the base station terminal from the mobile phone handsets dual-mode antenna.
Three kinds of position refresh routines are arranged in existing cellular network.Because the user exact position that the present invention utilizes this position refresh routine to come the delivering position generator to be produced, the position transmission of being undertaken by cellular network also has following three kinds of modes:
1. no matter when when travelling carriage is connected, carry out position data and transmit.After the internal initialization, travelling carriage detects available network.When finding one, travelling carriage just can be read location information, comprises Mobile Country Code MCC (MCC), Mobile Network Code (MNC) and locations and regions identification (LAI).Travelling carriage starts the three unities refresh routine.During this place refresh routine, position data and MCC that position transmitter produces, MNC and LAI send together.
The transmission of position data through one section by carrying out behind the network preset time.Under this mode, position data that position transmitter produced and MCC, MNC and LAI are periodically sent to base station together.
3. when detecting, travelling carriage carries out the position data transmission when band of position changes.In existing cellular network, when travelling carriage detected locations and regions and changes, it was by sending MCC back to, MNC, and LAI, and the ID of travelling carriage is to base station, it has been in different zones now to inform network.Inform that at this in process of locations and regions variation, the position data that position transmitter produces is together with MCC, MNC and LAI are sent to base station together.
But 10 1 inertial navigation system (INS)s of position transmitter of the present invention, it is by inertial measurement cluster on the plate, and processor and the navigation software that embeds are formed.Location solution is separated newton's equation of motion and is obtained by the carrier specific force that utilizes inertia device acquisition on the slave plate and the measurement of slewing rate.Inertia device on the plate of being made up of accelerometer and gyro has constituted inertial measurement cluster with relevant hardware and circuit, i.e. IMU.
But 10 1 GPS inertia combined navigation systems of position transmitter of the present invention, wherein GPS subscriber equipment and INS assist the location solution of the height that obtains robust mutually.
Size to some equipment is not the application scenario of key factor, but 10 1 external equipments of position transmitter of the present invention are in outside the travelling carriage 20.For portable and need in the application of miniaturization, for example the individual uses some other, but 10 1 built-in type devices of position transmitter of the present invention are in the inside of travelling carriage 20.
Do not need in the application of Speech Communication at some, travelling carriage 20 of the present invention is by position transmitter 10, signal processing unit 25, and baseband processing unit 26, high frequency processing unit 27 and dual-mode antenna 28 are formed.Position transmitter 10 is connected in signal processing unit 25, and baseband processing unit 26 is connected between signal processing unit 25 and the high frequency processing unit 27.Dual-mode antenna 28 is connected in high frequency processing unit 27, is used to receive the control information from cellular network base station 30, and transmits registration data and location data is removed the cellular network base station.
In some applications, user of mobile station need be known the positional information of oneself.Enhanced mobile 20 of the present invention comprises a display with text formatting explicit user position.This display is additional to the signal processing unit 25 of position transmitter 10 or travelling carriage.
In some applications, user of mobile station needs more complicated navigation feature.Enhanced mobile of the present invention comprises a map data base and a graphic alphanumeric display.Display is with graphics mode explicit user position and map.Map shows and user's current location and surrounding environment feature are told in the combination of customer location, such as building, and road and mountain peak.And map can give the user with navigation information and guidance function.
Some mobile phone handsets have had a small screen to be used for showing telephone number or brief information.Enhancement mode mobile phone handsets 20 of the present invention provide a function key to realize the position display function.In case the user presses this key, mobile phone handsets 20 read position data and it are shown on the small screen from position transmitter 10.
Wherein other people will know the exact position of a specific travelling carriage 20 in some application.Enhanced mobile 20 of the present invention has a virtual function to obtain the positional information of specific travelling carriage.User of mobile station is dialled this specific travelling carriage telephone number and is excited this virtual functions.After setting up being connected between travelling carriage and network, the caller can obtain the position data of this specific travelling carriage from base station 30 or remote monitoring center.This function can easily be extended to common static telephone subscriber.Conventional stationary telephone subscriber dials the number of specific travelling carriage and excites location query function, then obtains the position data of this specific travelling carriage 20 from base station 30 or remote monitoring center by PSTN.
In Fig. 3, a common static telephone subscriber obtains the position of a travelling carriage.The mobile switching center 33 that serves of base station 30 is connected in the ISDN/PSTN40 that links to each other with conventional stationary phone 50.The location register 36 of base station 30 is connected in to move serves switching center 33, is used for the position data of storing mobile station.Serve switching center 33 by ISDN/PSTN40 with moving, conventional stationary phone 50 can be obtained position data from location register 36.
Fig. 4 represents that a travelling carriage obtains the position data of another travelling carriage.A position transmitter 10 is additional to travelling carriage 20-A.This travelling carriage 20-A is connected in base station 30 by a wireless communication link, arrives base station with the position data that transmits it by this wireless communication link.One travelling carriage 20-B also is connected in base station 30 by a wireless communication link.Can obtain the position data of travelling carriage 20-B by this wireless communication link travelling carriage 20-A.
Travelling carriage is obtained the position data of another travelling carriage by ISDN/PSTN in Fig. 5.Position transmitter 10 is additional to the travelling carriage 20-A that base station 30-A is covered.This means that travelling carriage 20-A has a wireless communication link with base station 30-A.By this wireless communication link, the position data of travelling carriage 20-A is sent to base station 30-A.Travelling carriage 20-B is connected with base station 30-B by a wireless communication link.ISDN/PSTN is base, and platform 30-A and base station 30-B couple together, and can obtain the position data of travelling carriage 20-A from base station 30-A by base station 30-B and ISDN/PST40 travelling carriage 20-B.
Common fixed telephone subscriber obtains the position of a travelling carriage from Surveillance center in Fig. 6.The mobile switching center 33 that serves of base station 30 is connected in the ISDN/PSTN40 that links to each other with conventional stationary phone 50.Surveillance center 60 is connected in ISDN/PSTN40.The landline telephone 50 common by ISDN/PSTN40 can obtain position data from Surveillance center 60.
Fig. 7 represents that a travelling carriage obtains the position data of another travelling carriage from the control center.Position transmitter is additional to travelling carriage 20-A.Travelling carriage 20-A is connected in base station by a wireless communication link, by this wireless communication link its position data is sent to base station.ISDN/PSTN40 is connected between base station 30 and the Surveillance center 60.Position data by the ISDN/PSTN40 travelling carriage is delivered to Surveillance center 60 from base station 30.Travelling carriage 20-B also is connected to base station by a wireless communication link.By base station 30 and ISDN/PSTN40, travelling carriage 20-B can obtain the position data of travelling carriage 20-A from Surveillance center 60.
In Fig. 8, a travelling carriage obtains the position data of another travelling carriage from Surveillance center by ISDN/PSTN.Surveillance center 60 is connected in ISDN/PSTN40.Position transmitter is additional to travelling carriage 20-A, travelling carriage 20-A have one with the wireless communication link of base station 30-A.By this wireless communication link, the position data of travelling carriage 20-A is sent to base station 30-A, then delivers to Surveillance center 60 by ISDN/PSTN40.Travelling carriage 20-B is connected in base station 30-B by a wireless communication link.ISDN/PSTN40 is connected between base station 30-A and the base station 30-B.By base station 30-B and ISDN/PSTN40, travelling carriage 20-B can obtain the position data of travelling carriage 20-A from control and monitor console 60.
From the above mentioned, the present invention can reach following purpose:
(1) the cell phone user of mobile station can obtain from their travelling carriage their position Information. Further they also pay by cellular communication system and obtain other user of mobile station Precise position information.
(2) one user of mobile station are paid from the base station of cellular communication system and are obtained other travelling carriages User's positional information. One user of mobile station is also paid and is obtained other by the mode of making a phone call and move Moving platform user's positional information.
(3) need not dial and just can send positional information. When the power supply of travelling carriage is to open , the positional information of travelling carriage just can constantly send.
(4) in case the power supply one of travelling carriage is opened the position of travelling carriage, just travelling carriage User's position just is sent to base station in the position updating process of travelling carriage each time. And Can select to provide or close this position sending function with user of mobile station.
(5) this method takes full advantage of position renewal place existing in the cell mobile communication systems The reason process, the precise position information with travelling carriage in position updating process each time sends to Base station. The method does not need dialing.
Claims (26)
1. one is made up of following steps by the method for cellular network delivering position data:
(a) produce a position data by a position transmitter;
(b) give birth to device from this position and send this position data to a travelling carriage;
(c) additional this position data is to a place registration data stream, and wherein this place registration data stream is moved platform and sends to base station, to notify the zone at this current place of travelling carriage;
(d) send this position data and this location registration information stream one from this travelling carriage and play this base station;
(e) obtain this position data by this base station.
2. the method by cellular network delivering position data as claimed in claim 1, wherein step (c) is made up of following steps:
(c-1) in signal processing location data is encoded, wherein a common coding method can be used for the location data coding;
(c-2) in signal processing, the coded data that comprises location data is modulated; Wherein modulator approach can be modulated (modulation of gaussian filtering minimum shift key) with GMSK;
(c-3) coded data, promptly registration data stream and location data are converted to analog signal;
(c-4) amplify simulation with a high frequency processing unit and transmit signal;
(c-5) transmit a signal to this base station terminal from this mobile phone handsets dual-mode antenna.
3. the method by cellular network delivering position data as claimed in claim 1, wherein this position data is illustrated in latitude and the longitude in the Department of Geography.
4. the method by cellular network delivering position data as claimed in claim 1, wherein this position be illustrated in three-dimensional coordinate in the ECEF coordinate system (the earth's core terrestrial coordinate system) (x, y, z).
5. the method by cellular network delivering position data as claimed in claim 1, more comprise before from this base station in step (c) and to receive a travelling carriage national code, one Mobile Network Code, with a ground domain identifier, this travelling carriage national code wherein, the combination of this Mobile Network Code and this ground domain identifier provides this travelling carriage present located coverage.
6. the method by cellular network delivering position data as claimed in claim 2, more comprise before from this base station in step (c) and to receive a travelling carriage national code, one Mobile Network Code, with a ground domain identifier, this travelling carriage national code wherein, the combination of this Mobile Network Code and this ground domain identifier provides this travelling carriage present located coverage.
7. the method by cellular network delivering position data as claimed in claim 1, in step (c), this place registration data stream comprises a travelling carriage national code, a Mobile Network Code and a ground domain identifier.
8. the method by cellular network delivering position data as claimed in claim 2, in step (c), this place registration data stream comprises a travelling carriage national code, an action network code and a ground domain identifier.
9. the method by cellular network delivering position data as claimed in claim 5, in step (c), this place registration data stream comprises a travelling carriage national code, a Mobile Network Code and a ground domain identifier.
10. the method by cellular network delivering position data as claimed in claim 6, in step (c), this place registration data stream comprises a travelling carriage national code, a Mobile Network Code and a ground domain identifier.
11. as claim 1,2,7,8,9 or 10 one of any described methods by cellular network delivering position data, in step (d), this positional information is sent to this base station periodically together with this place registration data stream.
12. as claim 1,2,7,8,9 or 10 one of any described methods by cellular network delivering position data are in step (d), when the power supply of travelling carriage is opened, this positional information is moved platform together with this place registration data stream and sends to this base station periodically.
13. as claim 1,2,7,8,9 or 10 one of any described methods by cellular network delivering position data are in step (d), when travelling carriage detects the change of coverage, this positional information is moved platform together with this place registration data stream and sends to this base station.
14. as claim 1,2,7,8,9 or 10 one of any described methods by the cellular network delivering position more comprise a step in step (e), store the local user place register of this position data at a cellular communication system.
15. the method by cellular network delivering position data as claimed in claim 11 more comprises a step in step (e), store the local user location register of this position data at a cellular communication system.
16. the method by cellular network delivering position data as claimed in claim 12 more comprises a step in step (e), store the local user location register of this position data at a cellular communication system.
17. the method by cellular network delivering position data as claimed in claim 13 more comprises a step in step (e), store the local user place register of this position data at a cellular communication system.
18. as claim 1,2,7,8,9 or 10 described methods by cellular network delivering position data more comprise a step in step (e), store the visitor location register of this position data at a cellular communication system.
19. the method by cellular network delivering position data as claimed in claim 11 more comprises a step in step (e), store the visitor location register of this position data at a cellular communication system.
20. the method by cellular network delivering position data as claimed in claim 12 more comprises a step in step (e), store the visitor place register of this position data at a cellular communication system.
21. the method by cellular network delivering position data as claimed in claim 13 more comprises step in step (e), store the visitor location register of this position data at a cellular communication system.
22. as claim 1,2,5 or 7 described methods by cellular network delivering position data further in steps, give this position data to a Surveillance center by an ISDN/PSTN (Integrated Service Digital Network(ISDN)/PSN (Public Switching Network)) from this base station after step (f).
23. as claim 1,2,5 or 7 described methods by cellular network delivering position data, this position data that is produced by this position transmitter is affixed to the head that this place registration is flowed.
24. as claim 1,2,5 or 7 described methods by cellular network delivering position data, this position data that is produced by this position transmitter is affixed to the afterbody that this place registration data flows.
25. as claim 1,2,5 or 7 described methods by cellular network delivering position data, this position data that is produced by this position transmitter is affixed to after this Mobile Country Code MCC, before this mobile network.
26. as claim 1,2,5 or 7 described methods by cellular network delivering position data, this position data that is produced by this position transmitter is affixed to after this Mobile Network Code, before this locations and regions sign.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00137733 CN1361603A (en) | 2000-12-23 | 2000-12-23 | Method for transmitting position data via mobile telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00137733 CN1361603A (en) | 2000-12-23 | 2000-12-23 | Method for transmitting position data via mobile telephone |
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| Publication Number | Publication Date |
|---|---|
| CN1361603A true CN1361603A (en) | 2002-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00137733 Pending CN1361603A (en) | 2000-12-23 | 2000-12-23 | Method for transmitting position data via mobile telephone |
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| Country | Link |
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| CN (1) | CN1361603A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101675607A (en) * | 2007-04-13 | 2010-03-17 | Sk电信有限公司 | Method and system for providing location measurement of network based to mobile communication terminal by using g-pcell database according to location |
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2000
- 2000-12-23 CN CN 00137733 patent/CN1361603A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101675607A (en) * | 2007-04-13 | 2010-03-17 | Sk电信有限公司 | Method and system for providing location measurement of network based to mobile communication terminal by using g-pcell database according to location |
| CN101675607B (en) * | 2007-04-13 | 2013-06-19 | Sk电信有限公司 | Method and system for providing location measurement of network based to mobile communication terminal by using g-pcell database according to location |
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