CN103135441A - Global position system (GPS) timing device and running method thereof - Google Patents
Global position system (GPS) timing device and running method thereof Download PDFInfo
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- CN103135441A CN103135441A CN2013100408459A CN201310040845A CN103135441A CN 103135441 A CN103135441 A CN 103135441A CN 2013100408459 A CN2013100408459 A CN 2013100408459A CN 201310040845 A CN201310040845 A CN 201310040845A CN 103135441 A CN103135441 A CN 103135441A
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Abstract
The invention discloses a global position system (GPS) timing device and a running method of the GPS timing device. A GPS antenna interface, a communication interface, and a power source interface are arranged on a host, the GPS antenna interface receives a GPS satellite signal through a GPS antenna, the communication interface is connected with timed equipment through a communication wire, and the power source interface is connected with a power source. The running method includes the steps: completing assembling of each part of the GPS timing device; horizontally placing the GPS antenna in a region receiving signals, wherein the communication wire is connected with the timed equipment; using the GPS antenna to enable the signals to be transmitted to a signal processing module through a signal receiving module; then enabling the signals to be transmitted to the timing module; and then enabling the signals to be output to the timed equipment. Through the method, the device can be applied to a run-the-red-light automatic recording device, and therefore receiving sensitivity is high, time service precision is high, time service gap can be arranged, performance is stable, the device has a GPS signal data displaying function, and can recover running after the device is in power failure and then is restarted, use is convenient and simple, and practicality is strong.
Description
Technical field
Field while the present invention relates to school, particularly relate to a kind of GPS correction device and operation method thereof
.
Background technology
Along with Service of Timing by Satellite is gradually improved, the GPS time corrector is the high-tech product while for the computing machine in automated system, control device etc., carrying out school, it obtains the time signal of standard from gps satellite GPS time corrector product, these information exchanges is crossed to the various interface type and be transferred in automated system the equipment that needs temporal information.For example, when, the high precision clock and watch carry out school by the time signal that receives the satellite transmission mostly.
Due to the GPS time corrector, to have precision high, and stability is strong, thereby is widely used to each field.But also do not have and relate in the illegal evidence obtaining of traffic safety field.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of GPS correction device and operation method thereof, can be applied on red-lamp running automatic recording device, and the high precision time service, error is little, practical.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of GPS correction device is provided, comprise: main frame, described main frame is provided with the gps antenna interface, communication interface and power interface, described gps antenna interface receives gps satellite signal by gps antenna, described communication interface is by connection equipment connection with by school the time, power interface is connected with a power supply, be provided with a CPU (central processing unit) in described main frame, be connected with signal receiving module and signal output module on described CPU (central processing unit), described signal receiving module is connected with the gps antenna interface, described signal output module is connected with communication interface, module while between described signal receiving module and signal output module, being provided with successively signal processing module and school, when described signal processing module and school, module all is electrically connected with described central processing module.
In a preferred embodiment of the present invention, during with described school, module also is connected with a parameter module is set, described parameter arranges module and comprises that serial port setting module, time correction interval arrange module and data disaply moudle, a plurality of serial ports of opening of storage in described serial port setting module, the scope that arranges of described time correction interval setting is 1s-60s, and the data disaply moudle displaying contents comprises date, time, longitude and latitude.
In a preferred embodiment of the present invention, with described CPU (central processing unit), be electrically connected with an outage from recovering module.
In a preferred embodiment of the present invention, also be provided with 2 pilot lamp on described main frame, be respectively signal lamp and power light, described signal lamp is connected with signal receiving module, and described power light is connected with power interface.
In a preferred embodiment of the present invention, described communication interface is the RS232 interface, and described communication interface is by connection or USB/RS232 converter equipment connection with by school the time.
In a preferred embodiment of the present invention, described during by school equipment be red-lamp running automatic recording device or computing machine.
A kind of operation method of GPS correction device also is provided, comprises the following steps:
1)) gps antenna is lain in a horizontal plane in to the zone that receives signal, connection equipment connection with by school the time;
2) operation GPS correction device, gps antenna is passed to signal processing module by signal by signal receiving module;
3) after signal processing module is finished dealing with signal, module while being passed to school;
When 4) module completes school during school, and while exporting to by school by signal output module on equipment;
The gps signal situation received on equipment while 5) checking by school.
In a preferred embodiment of the present invention, while in step 3), moving the GPS correction device, carry out the parameter setting simultaneously, comprise the selection serial ports, the time correction interval time be set and whether show the reception data.
In a preferred embodiment of the present invention, in step 6), when GPS receives abnormal signal, show " gps signal receives abnormal " during by school on equipment, when GPS receives signal when normal, show normal GPS information, and automatically according to the time correction interval arranged equipment to by school the time, carry out time service.
In a preferred embodiment of the present invention, described GPS information comprises date, time, longitude and latitude.
The invention has the beneficial effects as follows: GPS correction device of the present invention and operation method thereof can be applied on red-lamp running automatic recording device, adopt the high-precision GPS module, receiving sensitivity is high, time service precision is high, the time service interval can arrange, stable performance, have the gps signal data display function, can after power-off restarting, automatically resume operation, be simple and easy to use, practical.
The accompanying drawing explanation
Fig. 1 is the structural representation of GPS correction device of the present invention and operation method one preferred embodiment thereof;
In accompanying drawing, the mark of each parts is as follows: 1, main frame, 2, the gps antenna interface, 3, communication interface, 4, power interface, 5, signal lamp, 6, power light.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1, the embodiment of the present invention comprises:
A kind of GPS correction device comprises: main frame 1, described main frame 1 is provided with gps antenna interface 2, communication interface 3 and power interface 4.
Described gps antenna interface 2 receives gps satellite signal by high-precision gps antenna, and the specification of described gps antenna comprises 1.5m, 3m, 5m or 10m.
Described communication interface 3 is the RS232 interface, and described communication interface 3 is by connection or USB/RS232 converter equipment connection with by school the time.
Described during by school equipment be red-lamp running automatic recording device or computing machine.The GPS correction device be mainly for the evidence obtaining use camera carry out time adjustment, time correction error should be less than 1s.
Power interface 4 is connected with a power supply.The supplying DC voltage range of power supply is 5v-12v.
Be provided with a CPU (central processing unit) in described main frame 1, be connected with signal receiving module and signal output module on described CPU (central processing unit), described signal receiving module is connected with gps antenna interface 2, described signal output module is connected with communication interface 3, module while between described signal receiving module and signal output module, being provided with successively signal processing module and school, when described signal processing module and school, module all is electrically connected with described central processing module.
During with described school, module also is connected with a parameter module is set, described parameter arranges module and comprises that serial port setting module, time correction interval arrange module and data disaply moudle, a plurality of serial ports of opening of storage in described serial port setting module, the scope that arranges of described time correction interval setting is 1s-60s, and the data disaply moudle displaying contents comprises date, time, longitude and latitude.
Be electrically connected with an outage from recovering module with described CPU (central processing unit), when by school device powers down and restart after, the GPS correction device should be able to normally move automatically.
Also be provided with 2 pilot lamp on described main frame 1, be respectively signal lamp 5 and power light 6, described signal lamp 5 is connected with signal receiving module, and described power light 6 is connected with power interface 4.During signal lamp 5 flicker, mean receiving signal, signal lamp 5 Chang Liang, mean to receive signal normal, extinguishes, and means abnormal.During power light 6 flicker, mean to need charging in time, power light 6 Chang Liang, mean that Power supply is normal, extinguishes, and means abnormal electrical power supply.
The receive frequency of described gps antenna is 1575.42MHz.Receiving sensitivity: catch<-160dBW, follow the tracks of<-163dBW.Capture time: during the device cold start-up,<5min; During the device warm start,<1min.
The average non-fault of GPS correction device of the present invention interval time (MTBF) >=150000 hour; Mean time to repair (MTTR): generally be not more than 30 minutes, need not safeguard under regular service condition.
The invention still further relates to a kind of operation method of GPS correction device, comprise the following steps:
1) gps antenna is lain in a horizontal plane in to the zone that receives signal, connection equipment connection with by school the time;
2) operation GPS correction device, gps antenna is passed to signal processing module by signal by signal receiving module;
3) after signal processing module is finished dealing with signal, module while being passed to school;
When 4) module completes school during school, and while exporting to by school by signal output module on equipment;
The gps signal situation received on equipment while 56) checking by school, described GPS information comprises date, time, longitude and latitude.
While in step 3), moving the GPS correction device, carry out the parameter setting simultaneously, comprise the selection serial ports, the time correction interval time be set and whether show the reception data.
In step 6), when GPS receives abnormal signal, during by school, on equipment, show " gps signal receives abnormal ", when GPS receives signal when normal, show normal GPS information, and automatically according to the time correction interval arranged equipment to by school the time, carry out time service.
GPS correction device of the present invention and operation method thereof can be applied on red-lamp running automatic recording device, adopt the high-precision GPS module, receiving sensitivity is high, time service precision is high, the time service interval can arrange, stable performance, have the gps signal data display function, can after power-off restarting, automatically resume operation, be simple and easy to use, practical.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. a GPS correction device, it is characterized in that, comprise: main frame, described main frame is provided with the gps antenna interface, communication interface and power interface, described gps antenna interface receives gps satellite signal by gps antenna, described communication interface is by connection equipment connection with by school the time, power interface is connected with a power supply, be provided with a CPU (central processing unit) in described main frame, be connected with signal receiving module and signal output module on described CPU (central processing unit), described signal receiving module is connected with the gps antenna interface, described signal output module is connected with communication interface, module while between described signal receiving module and signal output module, being provided with successively signal processing module and school, when described signal processing module and school, module all is electrically connected with described central processing module.
2. GPS correction device according to claim 1, it is characterized in that, during with described school, module also is connected with a parameter module is set, described parameter arranges module and comprises that serial port setting module, time correction interval arrange module and data disaply moudle, a plurality of serial ports of opening of storage in described serial port setting module, the scope that arranges of described time correction interval setting is 1s-60s, and the data disaply moudle displaying contents comprises date, time, longitude and latitude.
3. GPS correction device according to claim 1, is characterized in that, with described CPU (central processing unit), is electrically connected with an outage from recovering module.
4. GPS correction device according to claim 1, it is characterized in that, also be provided with 2 pilot lamp on described main frame, be respectively signal lamp and power light, described signal lamp is connected with signal receiving module, and described power light is connected with power interface.
5. GPS correction device according to claim 1, is characterized in that, described communication interface is the RS232 interface, and described communication interface is by connection or USB/RS232 converter equipment connection with by school the time.
6. GPS correction device according to claim 1, is characterized in that, described during by school equipment be red-lamp running automatic recording device or computing machine.
7. the operation method of GPS correction device according to claim 1, is characterized in that, comprises the following steps:
1) gps antenna is lain in a horizontal plane in to the zone that receives signal, connection equipment connection with by school the time;
2) operation GPS correction device, gps antenna is passed to signal processing module by signal by signal receiving module;
3) after signal processing module is finished dealing with signal, module while being passed to school;
When 4) module completes school during school, and while exporting to by school by signal output module on equipment;
The gps signal situation received on equipment while 5) checking by school.
8. the operation method of GPS correction device according to claim 7, is characterized in that, while in step 3), moving the GPS correction device, carries out the parameter setting simultaneously, comprises the selection serial ports, the time correction interval time is set and whether shows the reception data.
9. the operation method of GPS correction device according to claim 8, it is characterized in that, in step 6), when GPS receives abnormal signal, show " gps signal receives abnormal " during by school on equipment, when GPS receives signal when normal, show normal GPS information, and automatically according to the time correction interval arranged equipment to by school the time, carry out time service.
10. the operation method of GPS correction device according to claim 9, is characterized in that, described GPS information comprises date, time, longitude and latitude.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310040845.9A CN103135441B (en) | 2013-02-04 | 2013-02-04 | Global position system (GPS) timing device and running method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310040845.9A CN103135441B (en) | 2013-02-04 | 2013-02-04 | Global position system (GPS) timing device and running method thereof |
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| Publication Number | Publication Date |
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| CN103135441A true CN103135441A (en) | 2013-06-05 |
| CN103135441B CN103135441B (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310040845.9A Expired - Fee Related CN103135441B (en) | 2013-02-04 | 2013-02-04 | Global position system (GPS) timing device and running method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068416A (en) * | 2015-06-29 | 2015-11-18 | 上海市政工程设计研究总院（集团）有限公司 | Single-point fixed electronic police system automatic time correcting method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050243655A1 (en) * | 2004-04-19 | 2005-11-03 | Mccutcheon Shawn | Programmable analog display timer system |
| CN201673377U (en) * | 2010-05-21 | 2010-12-15 | 深圳市飞亚达科技发展有限公司 | Wireless timing system based on GPS/Beidou dual-mode time service |
| CN202421767U (en) * | 2011-12-23 | 2012-09-05 | 中国船舶重工集团公司七五○试验场 | Time unification equipment |
| CN203164618U (en) * | 2013-02-04 | 2013-08-28 | 常州银丰科技有限公司 | GPS timing apparatus |
-
2013
- 2013-02-04 CN CN201310040845.9A patent/CN103135441B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050243655A1 (en) * | 2004-04-19 | 2005-11-03 | Mccutcheon Shawn | Programmable analog display timer system |
| CN201673377U (en) * | 2010-05-21 | 2010-12-15 | 深圳市飞亚达科技发展有限公司 | Wireless timing system based on GPS/Beidou dual-mode time service |
| CN202421767U (en) * | 2011-12-23 | 2012-09-05 | 中国船舶重工集团公司七五○试验场 | Time unification equipment |
| CN203164618U (en) * | 2013-02-04 | 2013-08-28 | 常州银丰科技有限公司 | GPS timing apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068416A (en) * | 2015-06-29 | 2015-11-18 | 上海市政工程设计研究总院（集团）有限公司 | Single-point fixed electronic police system automatic time correcting method |
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| CN103135441B (en) | 2015-06-10 |
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