CN203164618U - GPS timing apparatus - Google Patents
GPS timing apparatus Download PDFInfo
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- CN203164618U CN203164618U CN 201320059508 CN201320059508U CN203164618U CN 203164618 U CN203164618 U CN 203164618U CN 201320059508 CN201320059508 CN 201320059508 CN 201320059508 U CN201320059508 U CN 201320059508U CN 203164618 U CN203164618 U CN 203164618U
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- gps
- interface
- school
- correction device
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Abstract
The utility model discloses a GPS timing apparatus. The apparatus comprises a host; the host is provided with a GPS antenna interface, a communication interface and a power supply interface; the GPS antenna interface receives GPS satellite signals through the GPS antenna; the communication interface is connected with the equipment requiring timing through a communication cable; and the power supply interface is connected with a power supply. Through the above mode, the utility model can be applied to a red light runner automatic recording apparatus, employs a high-precision GPS module, has high reception sensitivity, high precision of time service, programmable time service interval, stable performance, and GPS signal data display function, can automatically recover operation after power off restart, and is simple, easy to use and strongly practical.
Description
Technical field
Field when the utility model relates to the school particularly relates to a kind of GPS correction device.
Background technology
Along with Service of Timing by Satellite is gradually improved, the GPS time corrector is the high-tech product when carrying out the school at the computing machine in the automated system, control device etc., it obtains the time signal of standard from gps satellite GPS time corrector product, and these information are transferred to the equipment that needs temporal information in the automated system by the various interface type.When for example, the high precision clock and watch carry out the school by the time signal that receives the satellite transmission mostly.
Because the GPS time corrector has the precision height, stability is strong, thereby is widely used to each field.But also do not have in the illegal evidence obtaining of traffic safety field and to relate to.
The utility model content
The technical matters that the utility model mainly solves provides a kind of GPS correction device, can be applied on the red-lamp running automatic recording device, and the high precision time service, error is little, and is practical.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of GPS correction device is provided, comprise: main frame, described main frame is provided with gps antenna interface, communication interface and power interface, described gps antenna interface is connected with gps antenna, described communication interface is connected by connection equipment with by the school time, and power interface is connected with a power supply.
In preferred embodiment of the utility model, be provided with a CPU (central processing unit) in the described main frame, be connected with signal receiving module and signal output module on the 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 when being provided with signal processing module and school successively between described signal receiving module and the signal output module, module all electrically connects with described central processing module when described signal processing module and school.
In preferred embodiment of the utility model, module also is connected with a parameter module is set during with described school, described parameter arranges module and data disaply moudle is set when module comprises serial port setting module, school at interval, a plurality of serial ports of storage in the described serial port setting module.
In preferred embodiment of the utility model, be electrically connected with an outage from recovering module with described CPU (central processing unit).
In preferred embodiment of the utility model, also be provided with 2 pilot lamp on the 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 preferred embodiment of the utility model, described communication interface is the RS232 interface, is connected by connection or USB/RS232 converter equipment with by the school time.
In preferred embodiment of the utility model, the power supply DC voltage scope of described power supply is 5v-12v.
In preferred embodiment of the utility model, the length specification of described gps antenna comprises 1.5m, 3m, 5m or 10m.
In preferred embodiment of the utility model, described during by the school equipment be red-lamp running automatic recording device or computing machine.
The beneficial effects of the utility model are: the utility model GPS correction device can be applied on the red-lamp running automatic recording device, adopt the high-precision GPS module, receiving sensitivity height, time service precision height, time service can arrange at interval, stable performance has gps signal data Presentation Function, can resume operation automatically behind the power-off restarting, be simple and easy to usefulness, practical.
Description of drawings
Fig. 1 is the structural representation of the utility model GPS correction device one preferred embodiment;
The mark of each parts is as follows in the accompanying drawing: 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 utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1, the utility model embodiment 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 the high accurate GPS antenna, and the length of described gps antenna comprises 1.5m, 3m, 5m or 10m.
Described communication interface 3 is connected by connection equipment with by the school time, and described communication interface 3 is the RS232 interface, is connected by connection equipment with by the school time, if equipment does not have the RS232 interface during by the school, is connected by USB/RS232 converter equipment with by the school time.
Described during by the school equipment be red-lamp running automatic recording device or computing machine.The GPS correction device mainly be at the evidence obtaining usefulness camera carry out time adjustment, the school time error should be less than 1s.
Power interface 4 is connected with a power supply.The power supply DC voltage scope of power supply is 5v-12v.
Be provided with a CPU (central processing unit) in the described main frame 1, be connected with signal receiving module and signal output module on the 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 when being provided with signal processing module and school successively between described signal receiving module and the signal output module, module all electrically connects with described central processing module when described signal processing module and school.
Module also is connected with a parameter module is set during with described school, described parameter arranges module and data disaply moudle is set when module comprises serial port setting module, school at interval, the a plurality of serial ports of opening of storage in the described serial port setting module, the scope that arranges that arranges at interval during described school 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 the 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 the 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 flickers, expression is receiving signal, signal lamp 5 Chang Liang, and it is normal that expression receives signal, extinguishes, and then expression takes place unusual.During power light 6 flickers, expression needs charging in time, power light 6 Chang Liang, and the power supply of expression power supply is normal, extinguishes, and then represents 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 utility model interval time (MTBF) 〉=150000 hour; Mean time to repair (MTTR): generally be not more than 30 fens, need not safeguard under the regular service condition.
The operation method of GPS correction device may further comprise the steps:
1) each parts assembling of GPS correction device is finished;
2) gps antenna is lain in a horizontal plane in the zone that receives signal, connection equipment with by the school time is connected;
3) operation GPS correction device, gps antenna is passed to signal processing module with signal by signal receiving module;
4) after signal processing module is finished dealing with signal, module when being passed to the school;
When 5) module is finished the school during school, and when exporting to by the school by signal output module on the equipment;
The gps signal situation that receives on the equipment when 6) checking by the school, described GPS information comprises date, time, longitude and latitude.
During operation GPS correction device, carry out the parameter setting simultaneously in the step 3), comprise select serial ports, interval time and whether show the reception data when school is set.
In the step 6), when GPS receives abnormal signal, show " gps signal receives unusual " during by the school on the equipment, when GPS receives signal just often, show normal GPS information, and during automatically according to the school that arranges at interval to by the school time equipment carry out time service.
The utility model GPS correction device can be applied on the red-lamp running automatic recording device, adopt the high-precision GPS module, receiving sensitivity height, time service precision height, time service can arrange at interval, stable performance has gps signal data Presentation Function, can resume operation automatically behind the power-off restarting, be simple and easy to usefulness, practical.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (9)
1. a GPS correction device is characterized in that, comprising: main frame, described main frame is provided with gps antenna interface, communication interface and power interface, described gps antenna interface is connected with gps antenna, and described communication interface is connected by connection equipment with by the school time, and power interface is connected with a power supply.
2. GPS correction device according to claim 1, it is characterized in that, be provided with a CPU (central processing unit) in the described main frame, be connected with signal receiving module and signal output module on the 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 when being provided with signal processing module and school successively between described signal receiving module and the signal output module, module all electrically connects with described central processing module when described signal processing module and school.
3. GPS correction device according to claim 2, it is characterized in that, module also is connected with a parameter module is set during with described school, and described parameter arranges module and data disaply moudle are set when module comprises serial port setting module, school at interval, a plurality of serial ports of storage in the described serial port setting module.
4. GPS correction device according to claim 2 is characterized in that, is electrically connected with an outage from recovering module with described CPU (central processing unit).
5. GPS correction device according to claim 2, it is characterized in that, also be provided with 2 pilot lamp on the 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.
6. GPS correction device according to claim 1 is characterized in that, described communication interface is the RS232 interface, is connected by connection or USB/RS232 converter equipment with by the school time.
7. GPS correction device according to claim 1 is characterized in that, the power supply DC voltage scope of described power supply is 5v-12v.
8. GPS correction device according to claim 1 is characterized in that, the length specification of described gps antenna comprises 1.5m, 3m, 5m or 10m.
9. GPS correction device according to claim 1 is characterized in that, described during by the school equipment be red-lamp running automatic recording device or computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059508 CN203164618U (en) | 2013-02-04 | 2013-02-04 | GPS timing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059508 CN203164618U (en) | 2013-02-04 | 2013-02-04 | GPS timing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164618U true CN203164618U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320059508 Expired - Fee Related CN203164618U (en) | 2013-02-04 | 2013-02-04 | GPS timing apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN203164618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135441A (en) * | 2013-02-04 | 2013-06-05 | 常州银丰科技有限公司 | Global position system (GPS) timing device and running method thereof |
-
2013
- 2013-02-04 CN CN 201320059508 patent/CN203164618U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135441A (en) * | 2013-02-04 | 2013-06-05 | 常州银丰科技有限公司 | Global position system (GPS) timing device and running method thereof |
| CN103135441B (en) * | 2013-02-04 | 2015-06-10 | 常州银丰科技有限公司 | Global position system (GPS) timing device and running method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20150204 |
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| EXPY | Termination of patent right or utility model |