CN102384753A - Navigation system capable of displaying on-board diagnostics (OBD) information - Google Patents
Navigation system capable of displaying on-board diagnostics (OBD) information Download PDFInfo
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- CN102384753A CN102384753A CN2011102210848A CN201110221084A CN102384753A CN 102384753 A CN102384753 A CN 102384753A CN 2011102210848 A CN2011102210848 A CN 2011102210848A CN 201110221084 A CN201110221084 A CN 201110221084A CN 102384753 A CN102384753 A CN 102384753A
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Abstract
The invention relates to the technology of navigation, in particular to a navigation system capable of displaying on-board diagnostics (OBD) information. The navigation system comprises a central processing unit (CPU), a global position system (GPS) module and a display screen, wherein the display screen is connected with a display signal output end of the CPU, the GPS module is connected with a control end of the CPU, and an OBD information output end of an OBD independent module is connected with an OBD information input end of the CPU. When the navigation system is used, the OBD information of the OBD independent module in the navigation technology is directly transmitted to the CPU of a portable navigator, is output to the display screen by the CPU, and is displayed by the display screen, so that the OBD independent module does not need to collocate a special display screen, i.e. the OBD independent module of the navigation system can display the OBD information by the display screen of the portable navigator, so that the collocation of the display screen of the OBD independent module can be saved, and the aim of resources saving can be achieved.
Description
Technical field
The present invention relates to airmanship, relate in particular to the navigational system of a kind of OBD of demonstration (On-Board Diagnostics, OBD) information.
Background technology
At home, the popularity rate of automobile improves year by year, and people are also more and more deep to the understanding of automobile.So people except the mechanical property of paying close attention to automobile itself, also pay close attention to various electronic systems and the equipment relevant with automobile when purchasing car, as: OBD, portable navigation device (PND) or the like.
OBD has functions such as exhaust emissions monitoring, speed monitoring, air input of engine by air monitoring, monitor speed as a diagnostic system.Wherein, General OBD mainly comprises OBD standalone module, display screen; The OBD standalone module reads OBD information such as the exhaust emissions monitoring, speed monitoring, air input of engine by air monitoring, monitor speed of vehicle through vehicle-mounted bus (like the CAN bus); When exhaust emissions, speed, air input of engine by air exceed standard or occur when unusual; OBD information such as the corresponding output caution of OBD standalone module meeting, fault prompting are given display screen, are shown by display screen, to remind the driver to note or to make the maintenance personal can confirm the character and the position of fault quickly and accurately.OBD need dispose special display screen mostly in the prior art, is used for showing OBD information such as caution, fault prompting.
In addition; Portable navigation device mainly comprises CPU (central processing unit), GPS (GPS) module, display screen in the prior art, and display screen is connected with the shows signal output terminal of CPU, and the GPS module is connected with the control end of CPU; CPU is through control GPS module; Signal to the global navigation satellite positioning system that receives carries out analyzing and processing, exports to information such as display screen show navigator circuit again, thereby realizes function such as location navigation.
Can find out that from above scheme if an automobile disposes OBD and portable navigation device simultaneously, then need dispose two display screens, deployment cost is higher, comparatively wastes resource.
Summary of the invention
The navigational system that the objective of the invention is to be directed against the deficiency of prior art and a kind of OBD of demonstration information is provided; It directly sends portable navigation device to through the OBD information with the output of OBD standalone module; Thereby the display screen by portable navigation device shows OBD information, with the configuration of the display screen of saving OBD.
The object of the invention is realized through following technical measures: a kind of navigational system that shows OBD information; Include OBD standalone module, portable navigation device; Said portable navigation device includes CPU, GPS module, display screen; Said display screen is connected with the shows signal output terminal of said CPU, and said GPS module is connected with the control end of said CPU, and the OBD information output of said OBD standalone module is connected with the OBD signal input part of said CPU.
Be connected for radio communication between the OBD information output of said OBD standalone module and the OBD signal input part of said CPU.
Be connected for bluetooth between the OBD information output of said OBD standalone module and the OBD signal input part of said CPU; Said OBD standalone module is provided with the bluetooth sending module that is used to send OBD information; Said portable navigation device is provided with Bluetooth antenna, the bluetooth processing module that is used to receive OBD information; Said Bluetooth antenna is connected with the input end of said bluetooth processing module, and the output terminal of said bluetooth processing module is connected with the OBD signal input part of said CPU.
Further include wireless communication module, be used to monitor the Control Room of OBD information, the OBD information output of said OBD standalone module carries out radio communication through wireless communication module and said Control Room and is connected.
Said wireless communication module is GPRS (general packet radio service) module.
Said Control Room is 4S shop (automobile trading firm of the quaternity of collection sale of automobile, maintenance, accessory and information service).
The model of said CPU is SIRF Atlas IV AT840.
Said GPS module includes gps antenna, GPS_RF front-end module, and said gps antenna is connected with the input end of said GPS_RF front-end module, and the output terminal of said GPS_RF front-end module is connected with the control end of said CPU.
Said display screen is a touch-screen.
Said portable navigation device further includes key-press module, and said key-press module is connected with the push button signalling input end of said CPU.
Beneficial effect of the present invention is: the present invention includes OBD standalone module, portable navigation device; Portable navigation device includes CPU, GPS module, display screen; Display screen is connected with the shows signal output terminal of CPU; The GPS module is connected with the control end of CPU, and the OBD information output of OBD standalone module is connected with the OBD signal input part of CPU.In use; The OBD information of OBD standalone module of the present invention is the CPU that directly sends portable navigation device to, exports to display screen by CPU again, by display screen the OBD information that the OBD standalone module sends is shown; Make the OBD standalone module need not to dispose special display screen; Be that OBD standalone module of the present invention can utilize the display screen of portable navigation device and show OBD information, thereby saved the configuration of the display screen of OBD standalone module, reach aim of saving.
Description of drawings
Utilize accompanying drawing to come the present invention is further described below, but the embodiment in the accompanying drawing does not constitute any restriction of the present invention.
Fig. 1 is the frame assumption diagram of the navigational system of a kind of OBD of demonstration information of the present invention.
In Fig. 1, include:
1---OBD standalone module 11---bluetooth sending module
2---portable navigation device 21---CPU
22---GPS module 221---gps antenna
222---GPS_RF front-end module 23---display screen
24---Bluetooth antenna 25---bluetooth processing module
26---key-press module 3---GPRS module
4---the 4S shop.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described.
A kind of navigational system that shows OBD information of the present invention; As shown in Figure 1; It includes OBD standalone module 1, portable navigation device 2; Wherein, OBD standalone module 1 can read the OBD information such as exhaust emissions monitoring, speed monitoring, air input of engine by air monitoring, monitor speed of vehicle through vehicle-mounted bus (like the CAN bus); Portable navigation device 2 includes CPU21, GPS module 22, display screen 23, and display screen 23 is connected with the shows signal output terminal of CPU21, makes CPU21 control display screen 23 demonstrate corresponding picture; GPS module 22 is connected with the control end of CPU21; Make CPU21 through controlling GPS module 22; Signal to the global navigation satellite positioning system that receives carries out analyzing and processing, exports to information such as display screen 23 show navigator circuits again, thereby realizes function such as location navigation.Wherein, the OBD information output of OBD standalone module 1 is connected with the OBD signal input part of CPU21, makes OBD standalone module 1 can OBD information be exported to CPU21, exports to display screen 23 by CPU21 again, by display screen 23 OBD information is shown.
Specifically, be connected for radio communication between the OBD signal input part of the OBD information output of OBD standalone module 1 and CPU21; More particularly, for bluetooth is connected, the Bluetooth wireless communication mode has advantages such as data transmission is efficient rapidly, good stability, strong interference immunity between the OBD information output of OBD standalone module 1 and the OBD signal input part of CPU21; Wherein, OBD standalone module 1 is provided with the bluetooth sending module 11 that is used to send OBD information; Portable navigation device 2 is provided with Bluetooth antenna 24, the bluetooth processing module 25 that is used to receive OBD information; Bluetooth antenna 24 is connected with the input end of bluetooth processing module 25, and the output terminal of bluetooth processing module 25 is connected with the OBD signal input part of CPU21.When work; OBD standalone module 1 can send to Bluetooth antenna 24 with OBD information through bluetooth sending module 11; Send the OBD information that receives to bluetooth processing module 25 by Bluetooth antenna 24 again, after the processing through bluetooth processing module 25, convert suitable data into and send CPU21 again to.
The present invention further includes wireless communication module, is used to monitor the Control Room of OBD information; The OBD information output of OBD standalone module 1 carries out radio communication through wireless communication module and Control Room and is connected; Make Control Room can receive OBD information, thereby vehicle is monitored from OBD standalone module 1.
Wherein, wireless communication module is a GPRS module 3, makes Control Room can pass through the OBD information of GPRS module 3 distance receptions from OBD standalone module 1, thereby vehicle is carried out remote monitor.Certainly, said wireless communication module also can be the wireless communication module of other type, is not limited only to be GPRS module 3, as long as it can realize remote-wireless communication.Wherein, Control Room is 4S shop 4, makes 4S shop 4 can in time monitor the vehicle that it is sold, and certainly, said Control Room also can need the place of monitoring vehicle for station etc.
Portable navigation device 2 further includes key-press module 26, and key-press module 26 is connected with the push button signalling input end of CPU21, makes the user import various operational orders through key-press module 26.
In the present embodiment, the model of preferred CPU21 is SIRF Atlas IV AT840, and display screen 23 is a touch-screen.Certainly, the model and the parameter value of above-mentioned electronic devices and components and circuit unit are only for reference, when practical implementation present technique scheme, can make amendment according to actual environment.
In sum; The present invention is applicable to the automobile that OBD and portable navigation device 2 need be installed simultaneously; Because the present invention can receive the OBD information from OBD standalone module 1 through the CPU21 of portable navigation device 2, exports to display screen 23 by CPU21 again; By display screen 23 the OBD information that OBD standalone module 1 sends is shown; Make OBD standalone module 1 need not to dispose special display screen 23, OBD standalone module 1 promptly of the present invention can utilize the display screen 23 of portable navigation device 2 and show and OBD information also can not influence information such as portable navigation device 2 show navigator circuits; Thereby saved the configuration of the display screen 23 of OBD standalone module 1, reached aim of saving.And the present invention can also send the OBD information of OBD standalone module 1 to Control Room at a distance through GPS module 22, makes 4S shop 4 Control Rooms such as grade carry out remote monitor to vehicle, uses very convenient.
Should be noted that at last; Above embodiment is only in order to explain technical scheme of the present invention; But not to the restriction of protection domain of the present invention, although with reference to preferred embodiment the present invention has been done explanation at length, those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical scheme of the present invention.
Claims (10)
1. navigational system that can show OBD information; It is characterized in that: include OBD standalone module, portable navigation device; Said portable navigation device includes CPU, GPS module, display screen; Said display screen is connected with the shows signal output terminal of said CPU, and said GPS module is connected with the control end of said CPU, and the OBD information output of said OBD standalone module is connected with the OBD signal input part of said CPU.
2. the navigational system that shows OBD information according to claim 1 is characterized in that: be connected for radio communication between the OBD information output of said OBD standalone module and the OBD signal input part of said CPU.
3. the navigational system that shows OBD information according to claim 2 is characterized in that: be connected for bluetooth between the OBD information output of said OBD standalone module and the OBD signal input part of said CPU; Said OBD standalone module is provided with the bluetooth sending module that is used to send OBD information; Said portable navigation device is provided with Bluetooth antenna, the bluetooth processing module that is used to receive OBD information; Said Bluetooth antenna is connected with the input end of said bluetooth processing module, and the output terminal of said bluetooth processing module is connected with the OBD signal input part of said CPU.
4. according to any described navigational system that shows OBD information of claim 1 to 3; It is characterized in that: further include wireless communication module, be used to monitor the Control Room of OBD information, the OBD information output of said OBD standalone module carries out radio communication through wireless communication module and said Control Room and is connected.
5. the navigational system that shows OBD information according to claim 4 is characterized in that: said wireless communication module is the GPRS module.
6. the navigational system that shows OBD information according to claim 4 is characterized in that: said Control Room is the 4S shop.
7. the navigational system that shows OBD information according to claim 4 is characterized in that: the model of said CPU is SIRF Atlas IV AT840.
8. the navigational system that shows OBD information according to claim 7; It is characterized in that: said GPS module includes gps antenna, GPS_RF front-end module; Said gps antenna is connected with the input end of said GPS_RF front-end module, and the output terminal of said GPS_RF front-end module is connected with the control end of said CPU.
9. the navigational system that shows OBD information according to claim 8 is characterized in that: said display screen is a touch-screen.
10. the navigational system that shows OBD information according to claim 9 is characterized in that: said portable navigation device further includes key-press module, and said key-press module is connected with the push button signalling input end of said CPU.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102210848A CN102384753A (en) | 2011-08-03 | 2011-08-03 | Navigation system capable of displaying on-board diagnostics (OBD) information |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102210848A CN102384753A (en) | 2011-08-03 | 2011-08-03 | Navigation system capable of displaying on-board diagnostics (OBD) information |
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| CN102384753A true CN102384753A (en) | 2012-03-21 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635577A (en) * | 2015-01-08 | 2015-05-20 | 中国科学院电工研究所 | Ordered charge guide device of electric automobile |
| CN106054865A (en) * | 2016-07-26 | 2016-10-26 | 成都科创诺商贸有限公司 | Smart vehicle mounted terminal with automatic diagnosing function |
| CN107515413A (en) * | 2017-08-16 | 2017-12-26 | 广东远峰电子科技股份有限公司 | A kind of GPS drift filter methods and the intelligent watch based on intelligent watch |
| CN114296433A (en) * | 2021-12-29 | 2022-04-08 | 汇鲲化鹏(海南)科技有限公司 | Intelligent multi-network fusion measurement and control system based on visual perception |
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| CN1996037A (en) * | 2006-12-21 | 2007-07-11 | 深圳市赛格导航科技股份有限公司 | Intelligent navigation system with integrated vehicle fault diagnosis function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104635577A (en) * | 2015-01-08 | 2015-05-20 | 中国科学院电工研究所 | Ordered charge guide device of electric automobile |
| CN104635577B (en) * | 2015-01-08 | 2017-11-24 | 中国科学院电工研究所 | A kind of electric automobile charges guide device in order |
| CN106054865A (en) * | 2016-07-26 | 2016-10-26 | 成都科创诺商贸有限公司 | Smart vehicle mounted terminal with automatic diagnosing function |
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| CN114296433A (en) * | 2021-12-29 | 2022-04-08 | 汇鲲化鹏(海南)科技有限公司 | Intelligent multi-network fusion measurement and control system based on visual perception |
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Inventor after: Rong Haifeng Inventor after: Wang Guoqiang Inventor before: Rong Haifeng |
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Application publication date: 20120321 |