CN100566189C - The object localization terminating machine - Google Patents
The object localization terminating machine Download PDFInfo
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- CN100566189C CN100566189C CNB2004100252776A CN200410025277A CN100566189C CN 100566189 C CN100566189 C CN 100566189C CN B2004100252776 A CNB2004100252776 A CN B2004100252776A CN 200410025277 A CN200410025277 A CN 200410025277A CN 100566189 C CN100566189 C CN 100566189C
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- terminating machine
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- communication module
- power amplifier
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Abstract
A kind of object localization terminating machine, based on wireless broadcast technologies, mobile cellular technology and direction finding technology contain the receiver module of synchronous coding wireless receiving module, the communication module with cell-phone function module, the power amplifier module of output frequency modulation or amplitude modulation driving source.Terminating machine is in resting state at ordinary times, and interrupter duty and control unit are worked under the low consumption state rhythmically to have only receiver module.Other modules do not power up, no power waste.The present invention has the secondary location, sends positional information by communication module for the first time.For the second time by power amplifier module accurate localization more.Therefore, terminating machine positioning accuracy height of the present invention, positioning accuracy can reach 1 meter.Stand-by time is long, and stand-by time can reach 2 years.Easy to install and use, hide easily, be not subject to destruction.
Description
Technical field
The present invention relates to a kind of object localization terminating machine, be specially adapted to seek the position of distant objects.
Background technology
Automobile and valuable object to deposit safety be the insurer always and have a problem that owner is concerned about most.The locator (or being called terminating machine) that anti-theft device of the prior art is used,, external antenna big as terminating machine volume used in the global position system, the power supply time is short, power consumption is big, positioning accuracy relatively poor (at 100～200 meters), in case external antenna one is disconnected, anti-theft device is just destroyed, and terminating machine promptly can not be worked.And the operating time is short, and volume is big, gives away one's position easily, is destroyed easily.Also having a kind of is the base station navigation system, though its terminating machine is exactly directly to utilize the volume of mobile phone mobile phone own little, battery time is short, and standby also has only several days time, and ratio of precision is lower, and cost of use is also than higher.
Summary of the invention
The objective of the invention is to concentrate the advantage of prior art, a kind of object localization terminating machine is provided in order to overcome above-mentioned deficiency of the prior art.Its stand-by time is long, the positioning accuracy height, and volume is little, and is hidden easily, is difficult to be destroyed.
The technical characterictic of terminating machine of the present invention is: based on wireless broadcast technologies, mobile cellular technology and direction finding technology, mainly comprise the receiver module, communication module and the power amplifier module that are connected between the antenna combiner of being with built-in aerial and the control unit of being with power supply unit.
Terminating machine of the present invention promptly under the resting state, has only receiver module (being also referred to as the standby active module) to work under the low consumption state in rhythmical interrupter duty and control unit under holding state.This moment, other modules did not power up, no power waste, so, very economize on electricity, stand-by time can very long (reaching more than 2 years).When looking for the object space that terminating machine puts, needs (or terminating machine of the present invention is seated in the automobile, when automobile is lost), mode with broadcasting activates receiver module, receiver module outage simultaneously, control unit powers up startup to communication module, after communication module is carried out simple linked network order, communication module has obtained it with respect to relevant positional informations such as network base stations, enter in the control unit, determine its physical coordinates, by the form of communication module, information of position coordinates is sent again with note.When further not requiring, then communication module outage, terminating machine is got back to the standby initial state again.As require control unit to continue to the communication module power supply, and terminating machine will be in holding state, and in this state, terminating machine generally can be worked 3 days～5 days.
After finish above-mentioned location, as can not find target within view, or the more accurate target location of needs, available receiver module or communication module send the signal that starts power amplifier module, then control unit powers up to power amplifier module, power amplifier module sends one group of framing signal, and the personnel that search just are easy to find the object (or automobile of losing) that will seek.
The benefit of terminating machine of the present invention is significant.
1, terminating machine at first of the present invention can be worked for a long time.As (being under the holding state) under the above-mentioned common state, have only receiver module to work intermittently and control unit is in low-loss under and works, and other modules do not power up, no power waste.So the stand-by time of terminating machine of the present invention is long, can reach the time of standby more than 2 years.
2, terminating machine positioning accuracy height of the present invention.Because terminating machine of the present invention has secondary accurate positioning.One-time positioning is the coordinate position that is sent with way of short messages by communication module; As in sight line, can not find target, start power amplifier module, the secondary location narrows down to the scope of coordinate position in the visual field.Therefore, terminating machine of the present invention has the secondary location, and precision can reach 1 meter.
3, the volume of terminating machine of the present invention is little, and is in light weight, and antenna is built-in.Volume may diminish to 35 * 22 * 18mm
3(comprising power supply unit).Terminating machine therefore of the present invention uses and is easy for installation, hides easily, is not subject to destruction, and cost is low, is a kind of desirable object localization terminating machine.Terminating machine of the present invention also has the function of waterproof and high temperature resistance.Its temperature range can be between+80 ℃～-45 ℃.
Description of drawings
Fig. 1 is the structural representation of terminating machine of the present invention.
Embodiment
Below in conjunction with accompanying drawing, further specify the structure of terminating machine of the present invention.
As shown in Figure 1, terminating machine of the present invention mainly contains is with the antenna of built-in aerial 1 to close road 2, the control unit 6 of band power supply unit 7.Be connected to receiver module 3, communication module 4 and power amplifier module 5 between antenna combiner 2 and the control unit 6.
Said receiver module 3 also claims the standby active module, is the wireless receiving module that contains synchronous coding.Said synchronous coding, its major function can be terminating machine except that having general wireless broadcast communication function provides dormancy synchronous, makes terminating machine can utilize this mode to reach the purpose of economize on electricity.Just because of be synchronous coding, receiver module 3 could periodically power up with control unit 6 synchronously.Therefore, receiver module provides the broadcast channel of a synchronized transmission, makes terminating machine can utilize the state of this channel long-term work in the semidormancy low-power consumption.Only when needs are understood the residing position of terminating machine, with the mode of broadcasting it is activated, terminating machine just enters normal operating conditions.
The promptly aerial coding of the synchronous coding of said receiver module 3 mainly comprises: lead code, synchronous code, bell idles, address code, numeric data code, frame preface sign indicating number and function code.
In the present embodiment, the figure place of the mode that coding is arranged and each coding is:
Wherein: lead code is: 576 of 01010101....................01
SC synchronous code: 01,111,100,110,100,100,001,010,111,011,000 32
Wherein: SC is a synchronous code
Bell idles: 01,011,010,100,010,011,100,000,110,010,111 32
Address code: 6 are distributed in 64 different frames behind the 21+address, so the maximum expression scope in address can provide 134217728 addresses altogether for 27.
Numeric data code:
Frame preface sign indicating number: every frame is paid in 1 frame number and is represented that scope 0～3 circulates at every turn, and when terminal was received twice identical frame number, terminal was thought to hold surplus information and do not processed.
Function code:
000 opens one-time positioning and sends the position, then changes standby.
001 opens one-time positioning, does not send out positional information, keeps and changes standby in 1 minute.
010 opens one-time positioning, does not change standby.
011 is standby
100 open 5 minutes normal spaces, secondary location changes standby
101 open 10 minutes normal spaces, secondary location changes standby
110 open 20 minutes normal spaces, secondary location changes standby
111 open 30 minutes normal spaces, secondary location changes standby
Said communication module 4 is the modules that possess cell-phone function, perhaps is called global communications systems (GSM) module of standard, and it should contain the functional module of supporting GSM07.07 (or GSM07.05) standard.After terminating machine enters the one-time positioning operating state, communication module 4 is powered up by control unit 6, start working, (usually within 15 seconds) linked network at first, promptly connect and obtain the relevant location information of terminating machine base station of living in by carrying out GSM07.07 (or GSM07.05) standard in global communications systems (GSM) network, wherein information comprises Location Area Identity sign indicating number (LAC), cell ID (CELL), operation sign (NCC), base station information (RS-signal strength, the BCC-BCC, the CI-signal strength signal intensity) coded format is arranged, and beams back positional information with way of short messages.If there is not the requirement of secondary location, terminating machine comes back to the semidormancy state.
In the present embodiment, the short message encoding form (ASCII) of above-mentioned information is:
Wherein # is an opening flag.In the base station information, RS is a BCC for signal strength BCC, and CI is a signal strength signal intensity, and the above-mentioned shared figure place of respectively encoding is in the present embodiment:
#: 1 of opening flag
The LAC:4 position
The CELL:4 position
The NCC:1 position
The RS:2 position
The BCC:1 position
The C1:2 position
RS wherein, BCC, C1 is " 0 " time be no relevant information. note length altogether: 45 bytes.
Said power amplifier module 5 is to swash strive forward source, output frequency modulation or amplitude-modulated signal.Or independent the storing, as shown in Figure 1, or be seated in the receiver module 3.When terminating machine enters secondary location operating state, power amplifier module 5 will send frequency modulation or amplitude modulation CF signal.It in this example the amplitude-modulated signal of 1.5W; Modulation system is an analog fm, and maximum frequency deviation is 5kHz, and the necessary bandwidth of FM signal is 1.6kHz.
Its signal has 10 kinds of modulation systems usually, is decided by last position of terminating machine password, and its coded system is as follows:
0)__ 1)._ 2).._ 3)..._
4)...._5).....6)_....7)_...
8)_.. 9)_.
Wherein:. be short signal, length is 200ms; _ being long signal, length is 800ms; Interval 200ms in the signal; The signal interbody spacer is 3000ms.
Said control unit 6 is single-chip microcomputers of low-power consumption, and the function that it can be finished between receiver module 3, communication module 4 and the power amplifier module 5 is changed mutually, network synchronously; Recovery certainly behind the definite and terminating machine off-grid of physical location is handled, and can also set in advance area limiting and time parameter etc. according to user's demand simultaneously.In the present embodiment, the singlechip CPU of selecting low-power consumption for use is 8 bit processors, power consumption: being 50～100 μ A during standby, is 2mA during work.
All contain carrier frequency in said receiver module 3 and the communication module 4 and detect information module, can provide corresponding carrier frequency detection signal, control unit 6 can be handled according to different off-grid information to control unit 6.Such as:
(1) activation network off-grid, GSM (global system for mobile communications) net is normal.
This moment, terminating machine should be opened the call information that communication module standby wait in 1 minute note control channel transmits in 4 hours in every interval, if any calling out the own relevant position information of then sending.
(2) activation network is normal, GSM net off-grid
If terminating machine is received positioning request information, terminating machine will detect GSM network carrier frequency once every 10 minutes this moment, as detecting less than communication module of carrier frequency unlatching in then per 2 hours to test whether linked network is successful, then send positional information as success.
(3) activation network off-grid GSM off-grid
This moment, terminating machine detected GSM communication network carrier frequency every 10 minutes, as detecting once less than then per 12 hours linked networks of carrier frequency, as successful then standby one minute, transmit call information if any the note channel and then beam back the terminal relevant location information immediately, otherwise change the semidormancy standby. per 10 minutes of terminal and activation network are synchronously once then changeed the 2nd kind of working method as synchronous success.
Wherein: note active information coding is as follows:
# terminal password * 00# closed communication module is changeed the dormancy standby
# terminal password * 01# requires positional information, changes the dormancy standby
# terminal password * 02# closes GSM, opens secondary location power amplifier module
# terminal password * 03# requires positional information, does not change standby.
Said power supply unit 7 contains power alarm module and high power capacity, the battery of low electric leakage.In the present embodiment: battery capacity＞3.5AH, year electric leakage＜1%, instantaneous operating current 1000mA, general work electric current are 300mA.
Said power alarm module, when the electric weight deficiency make power consumption 20% the time, employ short message mode certainly and send information.In present embodiment, the short message that sends is:
| ＊ | A0?A1 |
A0, A1 are the electric weight sign, and 99 o'clock is Full Charge Capacity 3.6V.
Claims (5)
1, a kind of object localization terminating machine, contain the control unit of being with power supply unit, the antenna combiner of band built-in aerial, be connected the communication module that possesses cell-phone function between control unit and the antenna combiner, it is characterized in that comprising be connected the receiver module that contains synchronous coding between control unit and the antenna combiner and be connected control unit and antenna combiner between output frequency modulation or the power amplifier module of amplitude-modulated signal driving source;
When terminating machine need have only receiver module work in holding state following time, described control unit is in work under the low consumption state; When needs are looked for the position that terminating machine puts, mode with broadcasting activates receiver module, communication module powers up startup simultaneously, communication module is carried out the relevant information that the linked network order obtains network base station, determine physical coordinates behind the control unit acquired information, coordinate position is sent with the form of note by communication module again; When needs are accurately located coordinate position, start the secondary location, receiver module or communication module send enabling signal to power amplifier module, and control unit powers up to power amplifier module, and power amplifier module sends frequency modulation or amplitude-modulated signal as framing signal.
2, object localization terminating machine according to claim 1 is characterized in that the synchronous coding of described receiver module comprises lead code, synchronous code, bell idles, address code, numeric data code, frame preface sign indicating number and function code.
3, object localization terminating machine according to claim 1 is characterized in that described communication module contains the functional module of supporting the GSM07.07 standard or supporting the GSM07.05 standard.
4, object localization terminating machine according to claim 1 is characterized in that described power amplifier module or independent the storing, perhaps places in the receiver module.
5, object localization terminating machine according to claim 1 is characterized in that all containing in described receiver module and the communication module carrier frequency and detects information module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100252776A CN100566189C (en) | 2004-06-18 | 2004-06-18 | The object localization terminating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100252776A CN100566189C (en) | 2004-06-18 | 2004-06-18 | The object localization terminating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1595820A CN1595820A (en) | 2005-03-16 |
| CN100566189C true CN100566189C (en) | 2009-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100252776A Active CN100566189C (en) | 2004-06-18 | 2004-06-18 | The object localization terminating machine |
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| CN (1) | CN100566189C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998583B (en) * | 2010-11-12 | 2012-12-05 | 重庆大学 | Disaster relief card access method of multifunctional life rescue system for disaster site |
| CN102892076A (en) * | 2012-09-29 | 2013-01-23 | 上海移远通信技术有限公司 | Vehicle-mounted tracker, tracking system and tracking locating method |
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| CN1595820A (en) | 2005-03-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Gaozhi Network Co., Ltd. Assignor: Shanghai Gaozhi Science & Technology Development Co., Ltd. Contract record no.: 2011310000152 Denomination of invention: Object locating terminal machine Granted publication date: 20091202 License type: Exclusive License Open date: 20050316 Record date: 20110830 |
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| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Shanghai Gaozhi Network Co., Ltd. Assignor: Shanghai Gaozhi Science & Technology Development Co., Ltd. Contract record no.: 2011310000152 Date of cancellation: 20110906 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Gaozhi Special Vehicle Co., Ltd. Assignor: Shanghai Gaozhi Science & Technology Development Co., Ltd. Contract record no.: 2011310000189 Denomination of invention: Object locating terminal machine Granted publication date: 20091202 License type: Exclusive License Open date: 20050316 Record date: 20110906 |