CN2539360Y

CN2539360Y - GSM mobile communication positioner

Info

Publication number: CN2539360Y
Application number: CN 01249061
Authority: CN
Inventors: 杨振起; 李东潮
Original assignee: DALIAN HAIGUANG INTELLIGENT SYSTEM INTEGRATED Co Ltd
Current assignee: DALIAN HAIGUANG INTELLIGENT SYSTEM INTEGRATED Co Ltd
Priority date: 2001-08-09
Filing date: 2001-08-09
Publication date: 2003-03-05
Anticipated expiration: 2011-08-09

Abstract

The utility model relates to a positioning device via current GSM mobile communication; the device can independently accomplish positioning of remote moving objects via current operating GSM system with any alteration. The positioning device comprises headend equipment and terminal equipment, the headend equipment or terminal equipment comprises at least a modulator demodulator module, a GSM transmitting and a receiving module, electrical source and a shell. The terminal equipment can be a computer control center, comprising different kinds of circuit interfaces and controlling multiple simple terminals. The positioning is realized on basis of reserving comprehensive communication functions of GSM system and making full use of information and technology of GSM network; no new network is needed and no transformation to the current GSM net is necessary, thus requiring little equipment with quick effects. Unlike GPS network that can be sheltered by SM network, the apparatus can be positioned on a vehicle or positioned at a certain place to operate shadily. The utility model can also be used for alarming in vehicle theftproof, vehicle operation dispatching as well as remote control positioning system with high requirements on reliability and convenient operation.

Description

GSM mobile communication positioner

Technical field

The utility model relates to a kind of device that utilizes existing GSM mobile radio communication to position, and belongs to moving communicating field, is mainly used in the burglar alarm and the dispatching management of motor vehicles.

Background technology:

GPS (GPS (Global Position System)) is to use the automatic station-keeping system the most universal, that positioning accuracy is higher at present.But because the GPS operating frequency is higher, under built-up curbside, bridge, electric wave such as parking lot has the place of blocking, the gps system receiver just can not receive the navigation message of satellites transmits, and the location is just failure also.In addition, gps system does not have communication capacity, if will obtain the actual location data of facultatives such as vehicle, also must transmit the locator data of GPS by means of GSM or other communication network.But this product not only price is high but also do not overcome the weakness of GPS location failure.Once the someone imagines and utilizes gsm system to realize accurate positioning function both at home and abroad, but the scheme that is proposed all needs to transform travelling carriage (MS or be commonly called as mobile phone), or improves base station equipment, and the realization of these schemes not only needs huge investment, also relate to many-sided problem, so be difficult to realize.

Summary of the invention:

The purpose of this utility model provides a kind of GSM mobile communication positioner just for overcoming above shortcoming and defect part, utilizes the gsm system of now runing, and does not do any change, and the location of independently finishing remote moving body.

The purpose of this utility model realizes by following design: whole equipment and terminal equipment before the utility model mainly comprises, headend equipment or terminal equipment comprise a modem module, GSM transceiver module, power supply and a shell at least.

Said headend equipment can be the little integrated form of volume: the GSM transceiver module, battery and the shell that comprise a modem module, combine as a whole by interface; Headend equipment can be a female type: comprise that an inside is fixed with the seat formula casing of modem module, battery and various interface, and a GSM travelling carriage that can inject or extract interface; Headend equipment also can be the integrated communication positioner that joins by interface and GPS receiver with the said equipment.

Said terminal equipment can be a simple terminal, comprises that an inside is fixed with the seat formula casing of modem module, battery and various interface, and a GSM travelling carriage that can inject or extract interface.Said terminal equipment can be a complicated terminal station also: comprise a computer, multiple circuit interface and at least one simple terminal that links with it.Said GSM travelling carriage is preferably the GSM mobile handset of standard.

The utility model utilizes the BCC (positional information) of GSM net to locate, and transmits locator data with the short message of GSM (or voice, data).GSM whole world digital mobile communication system adopts cellular structure, and the service area is divided into many sub-districts, is provided with base station (receiving and sending equipment and control centre) in each sub-district.All there is a unique base station identity code each base station, and this yard correspondence the base station true address.After GSM travelling carriage (as the mobile phone) start, just can search the base station identity code of location, the GSM digital cellular communication system is in order to realize continuing of communication session, must monitor the trend of travelling carriage constantly, in order to avoid invalid calling for this reason, is divided into several location registration area with whole service.Each user registers in a certain location registration area, claims that it is the ownership district.In each location registration area, all in its Dedicated Control Channel, send this area identifier.The identifier of lane place is broadcast in Broadcast Control Channel (BCCH), after the mobile platform started, just searches for this BCCH, therefrom extracts the sign in position district; If the lane place identifier that travelling carriage extracts is different with original used lane place identifier, illustrate that then travelling carriage has entered new lane place from BCCH.Travelling carriage sends the location registration signal that comprises this machine identification code and ownership district identification number to the base-station in reposition district immediately, the base station is received and is promptly passed on control switching point (CSP) (MSC) behind this location registration signal, be allowed to condition at new Visited Location Registor (URL) registration location information, URL is to the related parameter that has of former mat location register (HLR) inquiry travelling carriage, and the positional information of notice HLR modification travelling carriage, also rewrite the lane place alias of its storage by base station notice travelling carriage again.

Base station identity code (BSIC) is used for the identification of travelling carriage to adjacent base station.The GSM travelling carriage can in time be measured the network operation parameter that the place cell base station sends after the AT instruction activates.The data relevant with base station location comprise channel CH, base station identity code BSIC, signal strength signal intensity SS, and mobile phone is apart from distance range TA value of base station etc.Usually can search the nearly operational factor of 8 base stations at the three unities GSM travelling carriage.According to above principle, can utilize the BSIC of a base station to locate moving target roughly, also can adopt a plurality of data (as BSIC and TA) of a plurality of base stations to improve positioning accuracy.

Description of drawings:

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the integrated front-end architecture schematic diagram of the utility model;

Fig. 2 is the utility model support formula front-end architecture schematic diagram;

Fig. 3 is the utility model GSM+GPS front-end architecture schematic diagram.

Embodiment:

The utility model headend equipment has three kinds of forms: first kind as shown in Figure 1, be the little integrated form of volume: gsm module 3 (standard travelling carriage circuit board) joins through interface on line winding displacement 5 with a modem module 7, be individually fixed in casing upper cover 1 and the casing chassis 10 with gsm module reserve battery 2, efficient rechargeable battery 8, also comprise GSM (travelling carriage) antenna 4, charge power supply jack 9 in the housing, and emergency button lead-out wire hole 6.It has removed the parts such as keyboard, display, transmitter, receiver of GSM travelling carriage this integral structure, simplified the structure of travelling carriage greatly, volume is little, be closed in the housing, can hiddenly place, hidden work, do not have call function, be mainly used in the burglar alarm of motor vehicles, be difficult for being discovered.Second kind of headend equipment as shown in Figure 2, be support formula modulator-demodulator casing 11, modem module, battery and various interface have been fixed with in the present formula modulator-demodulator casing 11, the holder 12 and the fixing hole 13 that include the magnet sucker are arranged, the mobile phone socket can freely be inserted or extract to standard GSM mobile handset 14, and GSM mobile handset interface 15 is arranged on the socket.On the casing 11 charge power supply jack 16 is arranged simultaneously.This structure uses mobile communication very convenient, does not influence the function of automatic location again, is suitable for Vehicle Dispatch Administration and uses.The third front-end architecture is by modulator-demodulator GPS receiver and GSM mobile handset to be combined, and it and second kind of structural similarity also are support formula structures, as shown in Figure 3, joins by interface 17 and GPS receiver 18.This structure is to improve the master that orientates as of precision, and GSM base station address location is auxilliary, forms comprehensive navigation system.Most cases, this front end transmit GPS hi-Fix information, and when under bridge, between the high building or during the indoor GPS locate failure, modulator-demodulator is just differentiated, and is transferred to automatically to extract to send the GSM base station position information.

Terminal equipment has two kinds of structures.First kind of structure is identical with above-mentioned second kind of front-end architecture, as shown in Figure 2, also has positioning function except normal communication function, and forward end is sent location (AT) instruction, and the locating information that receiving front-end is beamed back is presented on the mobile phone display screen after treatment.Second kind of terminal equipment is terminal control centre, comprises one or more simple terminal, central computer and electronic chart software.It controls, handles the locating information of multiple spot front end simultaneously, shows mobile object geographical position and some mark.

The utility model course of work is as follows: the GSM transceiver module in front end and the terminal has kept whole communication functions.The front end localization part is after urgent the triggering, or after receiving the instruction that terminal control centre sends, modulator-demodulator is then controlled GSM automatically and extracted the base station identity code of location at that time, and base station identity code is compiled short message is sent back to the terminal GSM mobile handset.After terminal phone is received this short message, therefrom demodulate the base station positional information, or directly be presented on the mobile phone, or deliver to computer by interface, undertaken being shown on the electronic chart again after the discriminating processing by computer.Send locating information by front end to terminal, or can adopt the short message mode from terminal forward end sending controling instruction, or voice, data mode.

Claims

1. GSM mobile communication positioner, it mainly comprises headend equipment and terminal equipment, it is characterized in that: headend equipment or terminal equipment comprise a modem module, GSM transceiver module, power supply and a shell at least.

2. positioner according to claim 1 is characterized in that a GSM transceiver module, battery and shell that said headend equipment comprises a modem module, combines as a whole by interface.

3. positioner according to claim 1 is characterized in that said headend equipment comprises that an inside is fixed with the seat formula casing of modem module, battery and various interface, and a GSM travelling carriage that can inject or extract interface.

4. positioner according to claim 1, it is characterized in that said headend equipment comprises that an inside is fixed with the seat formula casing of modem module, battery and various interface, GSM travelling carriage that can inject or extract, and the GPS receiver that links by interface and modulator-demodulator.

5. positioner according to claim 1 is characterized in that said terminal equipment is a simple terminal, comprises that an inside is fixed with the seat formula casing of modem module, battery and various interface, and a GSM travelling carriage that can inject or extract interface.

6. positioner according to claim 1 is characterized in that said terminal equipment comprises a computer, multiple circuit interface and at least one simple terminal that links with it.

7. according to claim 3 or 4 or 5 described positioners, it is characterized in that said GSM travelling carriage is the GSM mobile handset of standard.