CN101378597A - Tracking method for mobile terminal partner system and partner system - Google Patents
Tracking method for mobile terminal partner system and partner system Download PDFInfo
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- CN101378597A CN101378597A CNA2008102165408A CN200810216540A CN101378597A CN 101378597 A CN101378597 A CN 101378597A CN A2008102165408 A CNA2008102165408 A CN A2008102165408A CN 200810216540 A CN200810216540 A CN 200810216540A CN 101378597 A CN101378597 A CN 101378597A
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Abstract
The invention relates to a tracking method and a system used for a mobile terminal buddy system; each mobile terminal in the system comprises a wireless communication module, a central control module and a mobile power module; while each mobile terminal also comprises a call control module and a display module; wherein, at least one mobile terminal also comprises a satellite positioning module; the tracking method comprises the following steps: step A) two or more mobile terminals in the system start respective call modules and then turn to the following two relatively independent step sequences: step B) call signals are sent to other buddy mobile terminals; and step C), signals received by the machine are detected respectively, call signals of other buddy mobile terminals are received, and map position and navigation path of the buddy mobile terminals are displayed. The tracking method and the buddy system can utilize the hardware of the traditional mobile terminal configuration, provide mutual positioning display and tracking for buddies with mobile terminals and provide dynamic real-time journey navigation further.
Description
Technical field
The present invention relates to the electronics and the means of communication thereof, more particularly, the present invention relates to the communication contact method of a kind of wireless telecommunications system system and internal system thereof.
Background technology
The portable terminal of wireless telecommunications comprises mobile phone, the personal digital assistant PDA of public telecommunication or adopts the wireless communication apparatus of embedded chip, wireless interspeaker etc. that these portable terminals generally include wireless communication module, central control module, portable power source module and display module; And wireless communication module wherein generally include public telecommunication wireless network communication module, wireless Internet communication module, bluetooth communication module, frequency modulation wireless communication module wherein one or more; Along with the development of mobile radio terminal, now, the direction of development is more and more popularized and become gradually to the portable terminal of built-in GPS, also comprises satellite positioning module and/or navigation module in these novel portable terminals and have intelligent functions.
Wherein, GPS mobile phone as one of novel portable terminal is that everybody is familiar with, its new function comprises: for we obtain self current position data, position data can be presented on the electronic chart, and can provide course at our designated destination.GPS can estimate for our trip provides a lot of convenience, if 3G is in case decontrol, the GPS mobile phone market produces great outburst probably, simultaneously, the new function and the potential value of more additional abnormal types on these traditional mobile terminal bases might be the new direction of this field development developing.For example: we still often run into following problem:
1, we often ask partner once picking up mobile phone: " at which are you? " this is simple question very, still, if you or you friend in a strange environment, this problem has not probably been answered so easily.
2, go out self-driving tourism as you and friend, not only often need know the position of oneself, and, often need know friends' position and route each other at any time.
Do 3, how you show the way for him again when your friend asks you and how to go to certain place interested that you once went?
how we show the way for them if 4 have new friend will come the visit of to your home?
If 5 you be the director of unit, and the time unit of being everlasting beyond travelling, but often need know that under the situation of leaving you subordinate alone the subordinate there?
If 6 you be the guide of tourist corporation, the member of tourist group goes from place to place, and settles some member that disappears to the set time, adds unclear position each other in the mobile phone, the very anxious people of this situation!
7, the household inquires by telephone you: are you at which? you answer certain position or are unable to explain clearly the position, and the household wants to confirm your definite position.
Even had traditional GPS mobile phone of self poisoning function, still can not provide solution for the problems referred to above.
Summary of the invention
Above-mentioned shortcoming at prior art, the objective of the invention is to provide a kind of tracking and buddy system of mobile terminal partner system, it has following advantage: can utilize the hardware of traditional mobile terminal configuration, mutual position display and tracking are provided, and can and then provide the navigation of real-time and dynamic distance for the partner who holds portable terminal.
For this reason, one of purpose of the present invention is the tracking that a kind of mobile terminal partner system will be provided, each portable terminal in this system comprises wireless communication module, central control module, portable power source module, and each portable terminal also comprises concord control module and display module; Wherein, at least one portable terminal also comprises satellite positioning module;
Described tracking comprises steps A): 2 or 2 above portable terminal startups concord module separately in the system turn to following two relatively independent sequence of steps: B): send the concord signal to other partner's portable terminals then; And C): detect the signal that this machine is received separately, receive the concord signal of other partner's portable terminals and show the map location of partner's portable terminal, two sequence of steps are concrete as follows respectively:
B): B0): start new posting a letter the cycle, turn to B1): whether expire by setting this machine of cycle detection cycle of posting a letter of posting a letter; Denied as B1, turned to sequence of steps C; Obtain confirming as B1, then forward B2 to): detect this machine and whether receive real-time satellite framing signal self, obtain confirming as B2, then forward B3 to): resolve the satellite location data of this machine, and with the identity data of this machine, structure echoes signal, forward B5 to): send this machine and echo signal, perhaps, denied as B2, then forward B4 to): only the identity data structure with this machine echoes signal, also forwards B5 to): send this machine and echo signal; B5 finishes and goes back to step B0;
C): C0): the signal that this machine of comprehensively classifying is received, forward step C1 then to): detect the concord signal whether this machine receives that other partner's portable terminals send, as otherwise go back to step C0, then forward step C2 in this way to): whether contain framing signal in the concord signal of detection partner portable terminal, as not, then rotate back into step C0; In this way, then forward C3 to): the framing signal that the extraction partner echoes in the signal is made position calculation, forward C4 again to): position calculation gained data are converted to coordinate in the map, and then commentaries on classics step C5): position and mutual route relation in map at displayed map on the display module and each partner go back to step C0 after C5 finishes.
The tracking of mobile terminal partner system of the present invention, utilize the hardware foundation of traditional mobile terminal configuration, implant tracking software of the present invention therein and form the concord control module, when the native system initialization, for each portable terminal partner, the process step of setting it respectively and must collecting mail/must post a letter, and set its separately the cycle of posting a letter, data format, content, reply rule etc. is so that partner terminal can be set up contact at any time, understand mutual position and dynamically.Through after this initialization, in case start this concord control module, all through the initialized partner's portable terminal of native system, just under this concord control module control, carry out the mutual collection of letters automatically, post a letter, comprise the identity data of this machine owing to collect mail, in the data of posting a letter or also comprised separately satellite location data, thereby make that director at least wherein can be from its portable terminal display module, know the position of partner's portable terminal at any time and follow the tracks of associated pathway, and can and then understand in real time partner's portable terminal dynamically and the navigation distance.Tracking of the present invention is simple and practical, effect is obvious, can give the locating and displaying function of traditional portable terminal to upgrade: solved aforementioned many location difficult problem of running in traditional GPS mobile phone use, had very wide practical value.For example:
1, now we pick up mobile phone just needn't ask partner " are you at that? " this has seemed simple question, and can know the other side's position quickly from display screen.
2, go out self-driving tourism as you and friend, not only can know the position of oneself by partner's portable terminal, and, can know friends' position and even route each other at any time.
3, when your friend asked you and how to go to certain place interested that you once went, you could be shown to him with the situation in partner's portable terminal, for he easily shows the way!
If 4 have new friend will come to your home's visit,, needn't show the way for them troublesomely because partner's portable terminal is all arranged each other.
If 5 you be the director of unit, and the time unit of being everlasting beyond travelling, you only need often to start and echo control module, just can know under the situation of leaving you subordinate alone where the subordinate waits situation.
If 6 you be the guide of tourist corporation, issue partner's portable terminal of the member of tourist group staff, even the member of tourist group goes from place to place, you also can know their position at any time, for their set is rejoined one's unit and shown the way!
7, the household will know that you at which, needn't call back and ask you, only needs to start partner's portable terminal, just can confirm your definite position.Or the like
Tracking of the present invention also comprises following improvement:
For the better path navigation of realizing every person who want to call is carried out dynamic real-time: turn to step C6 after described step C5 finishes earlier): keep the position data of the buddy location signal that all previous C3 step obtains and compared, judge whether partner's position moves, in this way, then forward C7 to): the guidance path that utilizes this machine navigation module and partner's data computation convergence partner, and then forward step C4, C5 to, carry out map and path and show; Perhaps, the C6 step then goes back to step C0 or goes back to step C1 as being denied.
Send the concord signal for replying partner's signal neatly: also comprise step C1A between described step C1 and the C2): detecting to echo in the signal has the demand of not replying, and in this way, turns to step B2, as not, turns to step C2.
For setting and send cyclical signal neatly, realize collecting mail efficiently and posting a letter: the cycle of setting among the described B1 of posting a letter is 1 second-24 hours; Denied as B1, then turned to step C0.Preferably: the cycle of setting among the described B1 of posting a letter is 5 seconds-15 minutes.
Automatically collect partner's signal for realizing neatly: perhaps, go back to step C1 after the C5 step is finished.
For realizing being converted into partner's portable terminal population system: also comprise before the described steps A and set data format, content and the initialization step in the cycle of posting a letter that the partner echoes from common mobile terminal colony.
Correspondingly, another object of the present invention is that a kind of mobile terminal partner system that is used for the tracking of above-mentioned mobile terminal partner system will be provided, portable terminal in the described buddy system comprises wireless communication module, central control module, portable power source module, and portable terminal also comprises concord control module and display module, wherein, at least one portable terminal also comprises satellite positioning module; The function of described concord control module comprises: send periodically or the concord signal of the property responded to other partner's portable terminals, detect the signal that this machine is received, and show the map location and the guidance path of partner's portable terminal.
Mobile terminal partner system of the present invention, utilize the hardware foundation of traditional mobile terminal configuration, implant tracking software of the present invention therein and form concord control module (echo Control Software and can be stored in original memory of traditional mobile terminal, and operate in the central control module of traditional mobile terminal).When the native system initialization, for each portable terminal partner, the process step of setting it respectively and must collecting mail/must post a letter, and set its separately the cycle of posting a letter, data format, content, reply rule etc., so that partner terminal can be set up contact at any time, understand mutual position and dynamically.All through the initialized partner's portable terminal of native system, just under this concord control module control, carry out the mutual collection of letters automatically, post a letter, comprise the identity data of this machine owing to collect mail, in the data of posting a letter or also comprised separately satellite location data, thereby make that director at least wherein can be from its portable terminal display module, know the position of partner's portable terminal at any time and follow the tracks of associated pathway, and can and then understand in real time partner's portable terminal dynamically and the navigation distance.Buddy system of the present invention is given the locating and displaying function of traditional portable terminal to upgrade: solved aforementioned many location difficult problem of running in traditional GPS mobile phone use, had very wide practical value.Wherein, satellite positioning module is responsible for receiving the data of navigation satellite, and data are resolved and calculated, and obtains measuring the information such as longitude, latitude, height above sea level on ground at last, exports this data file according to certain form; And the function of navigation module is the position data that transmits according to satellite positioning module, mate with map datum, thereby determine the position of self, and utilize map datum to calculate the dynamic guiding track of destination, also can utilize synthetic speech to inform in real time how the user arrives the destination.
Buddy system of the present invention also comprises following improvement:
In order to obtain powerful path navigation function, make buddy system to be achieved on the terminal of the wireless telecommunications of different systems, different hardware configurations: described portable terminal also comprises navigation module.Described portable terminal comprises mobile phone, the PDA of public telecommunication or adopts wireless communication apparatus, the wireless interspeaker of embedded chip; Described wireless communication module comprise public telecommunication wireless network communication module, wireless Internet communication module, bluetooth communication module, satellite communication module, frequency modulation wireless communication module wherein one or more.
The invention will be further described below in conjunction with specific embodiment.
Description of drawings
Fig. 1 is the schematic block diagram of the tracking embodiment 1 of mobile terminal partner system of the present invention.
Fig. 2 is the schematic block diagram of the tracking embodiment 2 of mobile terminal partner system of the present invention.
Fig. 3 is the schematic block diagram of portable terminal embodiment 1 of the present invention.
Fig. 4 is the schematic block diagram of portable terminal embodiment 2 of the present invention.
Embodiment
Method embodiment 1:
As Fig. 1, be depicted as the schematic block diagram of the tracking embodiment 1 of mobile terminal partner system of the present invention.Each portable terminal in this system comprises wireless communication module, central control module, portable power source module, and each portable terminal also comprises concord control module and display module; Wherein, at least one portable terminal also comprises satellite positioning module;
Described tracking comprises: set data format, content and the initialization step in the cycle of posting a letter that the partner echoes, then turn to steps A): 2 or 2 above portable terminal startups concord module separately in the system turn to following two relatively independent sequence of steps: B): send the concord signal to other partner's portable terminals then; And C): detect the signal that this machine is received separately, receive the concord signal of other partner's portable terminals and show the map location of partner's portable terminal, two sequence of steps are concrete as follows respectively:
B): B0): start new posting a letter the cycle, turn to B1): whether expire by setting this machine of cycle detection cycle of posting a letter of posting a letter; Denied as B1, turned to step C0; Obtain confirming as B1, then forward B2 to): detect this machine and whether receive real-time satellite framing signal self, obtain confirming as B2, then forward B3 to): resolve the satellite location data of this machine, and with the identity data of this machine, structure echoes signal, forward B5 to): send this machine and echo signal, perhaps, denied as B2, then forward B4 to): only the identity data structure with this machine echoes signal, also forwards B5 to): send this machine and echo signal; B5 finishes and goes back to step B0; The cycle of setting among the described B1 of posting a letter is 1 second-24 hours.
C): C0): the signal that this machine of comprehensively classifying is received, forward step C1 then to): detect the concord signal whether this machine receives that other partner's portable terminals send, as otherwise go back to step C0, then forward step C2 in this way to): whether contain framing signal in the concord signal of detection partner portable terminal, as not, then rotate back into step C0; In this way, then forward C3 to): the framing signal that the extraction partner echoes in the signal is made position calculation, forward C4 again to): position calculation gained data are converted to coordinate in the map, and then commentaries on classics step C5): position and mutual route relation in map at displayed map on the display module and each partner go back to step C0 after C5 finishes.
Method embodiment 2:
As Fig. 2, be depicted as the schematic block diagram of the tracking embodiment 2 of mobile terminal partner system of the present invention.Each portable terminal in this system comprises wireless communication module, central control module, portable power source module, it is characterized in that: each portable terminal also comprises concord control module and display module; Wherein, at least one portable terminal also comprises satellite positioning module;
Described tracking comprises: set data format, content and the initialization step in the cycle of posting a letter that the partner echoes, then turn to steps A): 2 or 2 above portable terminal startups concord module separately in the system turn to following two relatively independent sequence of steps: B): send the concord signal to other partner's portable terminals then; And C): detect the signal that this machine is received separately, receive the concord signal of other partner's portable terminals and show the map location of partner's portable terminal, two sequence of steps are concrete as follows respectively:
B): B0): start new posting a letter the cycle, turn to B1): whether expire by setting this machine of cycle detection cycle of posting a letter of posting a letter; Denied as B1, turned to step C0; Obtain confirming as B1, then forward B2 to): detect this machine and whether receive real-time satellite framing signal self, obtain confirming as B2, then forward B3 to): resolve the satellite location data of this machine, and with the identity data of this machine, structure echoes signal, forward B5 to): send this machine and echo signal, perhaps, denied as B2, then forward B4 to): only the identity data structure with this machine echoes signal, also forwards B5 to): send this machine and echo signal; B5 finishes and goes back to step B0; The cycle of setting among the described B1 of posting a letter is 5 seconds-15 minutes.
C): C0): the signal that this machine of comprehensively classifying is received, forward step C1 then to): detect the concord signal whether this machine receives that other partner's portable terminals send, as otherwise go back to step C0, then forward step C1A in this way to): detecting to echo in the signal has the demand of not replying, and in this way, turns to step B2, as denying, turn to step C2): whether contain framing signal in the concord signal of detection partner portable terminal,, then rotate back into step C0 as not; In this way, then forward C3 to): the framing signal that the extraction partner echoes in the signal is made position calculation, forward C4 again to): position calculation gained data are converted to coordinate in the map, and then commentaries on classics step C5): position and mutual route relation in map at displayed map on the display module and each partner, turn to step C6 after described step C5 finishes earlier): keep the position data of the buddy location signal that all previous C3 step obtains and compared, judge whether partner's position moves, in this way, then forward C7 to): the guidance path that utilizes this machine navigation module and partner's data computation convergence partner, and then forward step C4 to, C5 carries out map and path and shows; Perhaps, the C6 step then goes back to step C0 as being denied.
System embodiment 1:
This buddy system embodiment 1 comprise N platform portable terminal X1, X2 ... XN, N platform portable terminal are respectively mobile phone, the PDA of public telecommunication, the wireless communication apparatus of employing embedded chip.Every portable terminal all comprises wireless communication module, central control module, portable power source module, echoes control module, display module, navigation module, and described wireless communication module comprises public telecommunication wireless network communication module, satellite communication module respectively.Wherein, N-1 platform portable terminal is illustrated in figure 3 as the schematic block diagram of portable terminal embodiment 1 of the present invention: also comprise satellite positioning module, wherein 1 portable terminal is illustrated in figure 4 as the schematic block diagram of portable terminal embodiment 2 of the present invention: do not dispose satellite positioning module.
System embodiment 2:
Described buddy system embodiment 2 comprise N platform portable terminal Y1, Y2 ... YN, N platform portable terminal Y1, Y2 ... YN is respectively mobile phone, PDA, the wireless interspeaker of public telecommunication.Every portable terminal comprises wireless communication module, central control module, portable power source module, echoes control module, display module, navigation module, and wireless communication module comprises public telecommunication wireless network communication module, satellite communication module, frequency modulation wireless communication module respectively.Wherein, N platform portable terminal all is illustrated in figure 3 as the schematic block diagram of portable terminal embodiment 1 of the present invention: comprise satellite positioning module.
Claims (10)
1, a kind of tracking of mobile terminal partner system, each portable terminal in this system comprises wireless communication module, central control module, portable power source module, it is characterized in that: each portable terminal also comprises concord control module and display module; Wherein, at least one portable terminal also comprises satellite positioning module;
Described tracking comprises steps A): 2 or 2 above portable terminal startups concord module separately in the system turn to following two relatively independent sequence of steps: B): send the concord signal to other partner's portable terminals then; And C): detect the signal that this machine is received separately, receive the concord signal of other partner's portable terminals and show the map location of partner's portable terminal, two sequence of steps are concrete as follows respectively:
B): B0): start new posting a letter the cycle, turn to B1): whether expire by setting this machine of cycle detection cycle of posting a letter of posting a letter; Denied as B1, turned to sequence of steps C; Obtain confirming as B1, then forward B2 to): detect this machine and whether receive real-time satellite framing signal self, obtain confirming as B2, then forward B3 to): resolve the satellite location data of this machine, and with the identity data of this machine, structure echoes signal, forward B5 to): send this machine and echo signal, perhaps, denied as B2, then forward B4 to): only the identity data structure with this machine echoes signal, also forwards B5 to): send this machine and echo signal; B5 finishes and goes back to step B0;
C): C0): the signal that this machine of comprehensively classifying is received, forward step C1 then to): detect the concord signal whether this machine receives that other partner's portable terminals send, as otherwise go back to step C0, then forward step C2 in this way to): whether contain framing signal in the concord signal of detection partner portable terminal, as not, then rotate back into step C0; In this way, then forward C3 to): the framing signal that the extraction partner echoes in the signal is made position calculation, forward C4 again to): position calculation gained data are converted to coordinate in the map, and then commentaries on classics step C5): position and mutual route relation in map at displayed map on the display module and each partner go back to step C0 after C5 finishes.
2, the tracking of mobile terminal partner system according to claim 1, it is characterized in that: turn to step C6 after described step C5 finishes earlier): keep the position data of the buddy location signal that all previous C3 step obtains and compared, judge whether partner's position moves, in this way, then forward C7 to): the guidance path that utilizes this machine navigation module and partner's data computation convergence partner, and then forward step C4, C5 to, carry out map and path and show; Perhaps, the C6 step then goes back to step C0 or goes back to step C1 as being denied.
3, the tracking of mobile terminal partner system according to claim 1 is characterized in that: also comprise step C1A between described step C1 and the C2): detecting to echo in the signal has the demand of not replying, and in this way, turns to step B2, as not, turns to step C2.
4, the tracking of mobile terminal partner system according to claim 1 is characterized in that: perhaps, go back to step C1 after the C5 step is finished.
5, the tracking of mobile terminal partner system according to claim 1 is characterized in that: also comprise before the described steps A and set data format, content and the initialization step in the cycle of posting a letter that the partner echoes.
6, the tracking of mobile terminal partner system according to claim 1, it is characterized in that: the cycle of setting among the described B1 of posting a letter is 1 second-24 hours; Denied as B1, then turned to step C0.
7, as the tracking of mobile terminal partner system as described in claim 1 or 6, it is characterized in that: the cycle of setting among the described B1 of posting a letter is 5 seconds-15 minutes.
8, a kind of mobile terminal partner system that adopts as the tracking of mobile terminal partner system as described in one of claim 1-7, portable terminal in the described buddy system comprises wireless communication module, central control module, portable power source module, it is characterized in that: portable terminal also comprises concord control module and display module, wherein, at least one portable terminal also comprises satellite positioning module; The function of described concord control module comprises: send periodically or the concord signal of the property responded to other partner's portable terminals, detect the signal that this machine is received, and show the map location and the guidance path of partner's portable terminal.
9, mobile terminal partner system as claimed in claim 8 is characterized in that: described portable terminal also comprises navigation module.
10, mobile terminal partner system as claimed in claim 8 is characterized in that: described portable terminal comprises mobile phone, the PDA of public telecommunication or adopts wireless communication apparatus, the wireless interspeaker of embedded chip; Described wireless communication module comprise public telecommunication wireless network communication module, wireless Internet communication module, bluetooth communication module, satellite communication module, frequency modulation wireless communication module wherein one or more.
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| CNA2008102165408A CN101378597A (en) | 2008-09-24 | 2008-09-24 | Tracking method for mobile terminal partner system and partner system |
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| CNA2008102165408A CN101378597A (en) | 2008-09-24 | 2008-09-24 | Tracking method for mobile terminal partner system and partner system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101902689A (en) * | 2010-07-14 | 2010-12-01 | 南京智启软件开发有限公司 | Novel mobile community application based on network |
| CN102695125A (en) * | 2012-05-23 | 2012-09-26 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | Wireless interphone sending positional information and identity code and method therefor |
| CN102724626A (en) * | 2012-05-18 | 2012-10-10 | 上海通号轨道交通工程技术研究中心有限公司 | Outdoor positioning search and rescue communication system |
| CN101711035B (en) * | 2009-10-21 | 2012-11-07 | 无锡翱天电气科技有限公司 | Mobile monitoring system |
| CN102802092A (en) * | 2012-08-20 | 2012-11-28 | 李再强 | Interphone capable of being positioned by satellite and realizing mutual tracking of tracks |
| CN102821350A (en) * | 2011-06-08 | 2012-12-12 | 深圳富泰宏精密工业有限公司 | Traveling way leading system and traveling way leading method |
| CN103297930A (en) * | 2012-02-22 | 2013-09-11 | 昆山研达电脑科技有限公司 | Navigation device and personal travel answering method thereof |
| CN103313146A (en) * | 2012-03-15 | 2013-09-18 | 盟讯实业股份有限公司 | Interphone device with positioning function |
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- 2008-09-24 CN CNA2008102165408A patent/CN101378597A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101711035B (en) * | 2009-10-21 | 2012-11-07 | 无锡翱天电气科技有限公司 | Mobile monitoring system |
| CN101902689A (en) * | 2010-07-14 | 2010-12-01 | 南京智启软件开发有限公司 | Novel mobile community application based on network |
| CN102821350A (en) * | 2011-06-08 | 2012-12-12 | 深圳富泰宏精密工业有限公司 | Traveling way leading system and traveling way leading method |
| CN102821350B (en) * | 2011-06-08 | 2016-08-31 | 深圳富泰宏精密工业有限公司 | Go on a tour system and method for leading the way |
| CN103297930A (en) * | 2012-02-22 | 2013-09-11 | 昆山研达电脑科技有限公司 | Navigation device and personal travel answering method thereof |
| CN103313146A (en) * | 2012-03-15 | 2013-09-18 | 盟讯实业股份有限公司 | Interphone device with positioning function |
| CN102724626A (en) * | 2012-05-18 | 2012-10-10 | 上海通号轨道交通工程技术研究中心有限公司 | Outdoor positioning search and rescue communication system |
| CN102724626B (en) * | 2012-05-18 | 2015-12-16 | 上海通号轨道交通工程技术研究中心有限公司 | Location, a kind of field SAR Communications system |
| CN102695125A (en) * | 2012-05-23 | 2012-09-26 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | Wireless interphone sending positional information and identity code and method therefor |
| CN102695125B (en) * | 2012-05-23 | 2015-05-27 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | Wireless interphone sending positional information and identity code and method therefor |
| CN102802092A (en) * | 2012-08-20 | 2012-11-28 | 李再强 | Interphone capable of being positioned by satellite and realizing mutual tracking of tracks |
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