CN104635723A - WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and application to Internet of vehicles - Google Patents
WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and application to Internet of vehicles Download PDFInfo
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- CN104635723A CN104635723A CN201410819317.8A CN201410819317A CN104635723A CN 104635723 A CN104635723 A CN 104635723A CN 201410819317 A CN201410819317 A CN 201410819317A CN 104635723 A CN104635723 A CN 104635723A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
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Abstract
The invention provides a WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and an application to Internet of vehicles, and relates to a connecting method and an application adopted by a WIFI OBD diagnostic instrument and an intelligent handheld terminal with a WIFI wireless communication function during the OBD diagnosis on various vehicles in the industry of Internet of vehicles,. The connecting method comprises the following steps that (1) the intelligent handheld terminal is set to be a WIFI hotspot; (2) the OBD diagnostic instrument is connected with a vehicle ECU (electronic control unit) through a standard interface of an OBD II; (3) the OBD diagnostic instrument is used as a WIFI client to be automatically connected with the hotspot of the intelligent handheld terminal, and in addition, the fault diagnosis is started.
Description
Technical field
What WIFI OBD diagnostic equipment method of attachment of the present invention and the application in car networking related to is a kind of use WIF OBD diagnostic equipment and has WIFI radio communication function intelligent hand-held terminal for when various vehicle carries out OBD diagnosis in car networking industry, the method for attachment of employing and application.
Background technology
The after sale service personnel of car networking relevant industries often need to use OBD diagnostic device to diagnose fault car, with the OBD diagnostic device of WIFI radio communication function due to its convenience, are more and more commonly used.
In current diagnostic procedure, be all generally that the intelligent hand-held terminal with WIFI radio communication function carries out fault diagnosis as on client client's side link to OBD diagnostic equipment using WIFI OBD diagnostic equipment as focus.When the display interactive device intelligent hand-held terminal with WIFI radio communication function is connected on OBD diagnostic equipment by WIFI, due to general intelligence handheld terminal wifi Path First, its communication based on GPRS/3G/LTE cannot normally be used, cause intelligent hand-held terminal that Internet network cannot be followed mutual, very inconvenient.
Summary of the invention
The object of the invention is to provide a kind of WIFI OBD diagnostic equipment method of attachment and the application in car networking for above-mentioned weak point, a kind of based on the method for attachment between WIFI OBD diagnostic equipment and the intelligent hand-held terminal with WIFI radio communication function, using intelligent hand-held terminal as WIFI hot spot, OBD diagnostic equipment is as client client, be interconnected between the two, make the intelligent hand-held terminal as diagnostic tool can also be connected to Internet network while diagnosis and carry out other operations.
WIFI OBD diagnostic equipment method of attachment and the application in car networking take following technical scheme to realize:
The new connected mode pattern of WIFI OBD diagnostic equipment comprises the following steps at the application process of car networking industry,
1) intelligent hand-held terminal is set to WIFI hot spot;
2) by the standard interface of OBDII, OBD diagnostic equipment is connected with vehicle ECU;
3) OBD diagnostic equipment is as the focus of WIFI client from the upper intelligent hand-held terminal that is dynamically connected, and starts fault diagnosis.
Intelligent hand-held terminal corresponding described in step 1) is the commercially available intelligent hand-held terminal equipment with wifi hotspot function, includes but are not limited to android system, IOS system and Win8 system.
Step 2) described in OBD diagnostic equipment there is central processor CPU, WLAN (wireless local area network) WIFI, CAN and USB interface.
OBD diagnostic equipment described in step 3), the program of its inside can from the wifi hotspot of the upper intelligent hand-held terminal that is dynamically connected.
Intelligent hand-held terminal adopts commercially available intelligent terminal, has central processing unit (CPU), LCD display, mobile communication module (GSM/WCDMA), WLAN (wireless local area network) (WIFI), bluetooth, GPS/ Big Dipper module, camera and USB interface.
Described GPS/ Big Dipper module adopts built-in GPS(to support A-GPS)/Big Dipper module.
Wireless mode by WIFI between described OBD diagnostic equipment and intelligent hand-held terminal connects.
Described OBD diagnostic equipment is connected with vehicle ECU by OBDII interface.
The communication protocol of described OBD diagnostic equipment and intelligent hand-held terminal is based on agreements such as Socket, TCP.
OBD diagnostic equipment is held as wifi client, and intelligent hand-held terminal is as wifi focus.
Advantage of the present invention: using intelligent hand-held terminal as WIFI hot spot, OBD diagnostic equipment is held as client, make intelligent hand-held terminal by WIFI as diagnostic tool while be also connected to Internet by the GPRS/3G/LTE communication network of himself, do not affect its normal use as means of communication, avoid the after sale service personnel of car networking industry cannot receive the hidden danger of other supervisory instructions in time while tracing trouble, thus the management of whole after sale service can be run normally and efficiently.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described:
Fig. 1 is WIFI OBD diagnostic equipment method of attachment of the present invention and the application schematic diagram in car networking.
Embodiment
With reference to accompanying drawing 1, the new connected mode pattern of WIFI OBD diagnostic equipment of the present invention comprises the following steps at the application process of car networking industry,
1) intelligent hand-held terminal is set to WIFI hot spot;
2) by the standard interface of OBDII, OBD diagnostic equipment is connected with vehicle ECU;
3) OBD diagnostic equipment is as the focus of WIFI client from the upper intelligent hand-held terminal that is dynamically connected, and starts fault diagnosis.
Intelligent hand-held terminal corresponding described in step 1) is the commercially available intelligent hand-held terminal equipment with wifi hotspot function, includes but are not limited to android system, IOS system and Win8 system.
Step 2) described in OBD diagnostic equipment there is central processor CPU, WLAN (wireless local area network) WIFI, CAN and USB interface.
OBD diagnostic equipment described in step 3), the program of its inside can from the WIFI hot spot of the upper intelligent hand-held terminal that is dynamically connected.
Intelligent hand-held terminal adopts commercially available intelligent terminal, has central processing unit (CPU), LCD display, mobile communication module (GSM/WCDMA), WLAN (wireless local area network) (WIFI), bluetooth, GPS/ Big Dipper module, camera and USB interface.
Described GPS/ Big Dipper module adopts built-in GPS(to support A-GPS)/Big Dipper module.
Wireless mode by WIFI between described OBD diagnostic equipment and intelligent hand-held terminal connects.
Described OBD diagnostic equipment is connected with vehicle ECU by OBDII interface.
The communication protocol of described OBD diagnostic equipment and intelligent hand-held terminal is based on agreements such as Socket, TCP.
Claims (8)
1. the new connected mode pattern of WIFI OBD diagnostic equipment is at an application process for car networking industry, it is characterized in that: comprise the following steps,
1) intelligent hand-held terminal is set to WIFI hot spot;
2) by the standard interface of OBDII, OBD diagnostic equipment is connected with vehicle ECU;
3) OBD diagnostic equipment is as the focus of WIFI client from the upper intelligent hand-held terminal that is dynamically connected, and starts fault diagnosis.
2. WIFI OBD diagnostic equipment according to claim 1 new connected mode pattern car networking industry application process, it is characterized in that: intelligent hand-held terminal corresponding described in step 1) is the commercially available intelligent hand-held terminal equipment with WIFI hot spot function, comprises android system, IOS system and Win8 system.
3. WIFI OBD diagnostic equipment according to claim 1 new connected mode pattern car networking industry application process, it is characterized in that: step 2) described in OBD diagnostic equipment there is central processor CPU, WLAN (wireless local area network) WIFI, CAN and USB interface.
4. WIFI OBD diagnostic equipment according to claim 1 new connected mode pattern car networking industry application process, it is characterized in that: the OBD diagnostic equipment described in step 3), the program of its inside can from the wifi hotspot of the upper intelligent hand-held terminal that is dynamically connected.
5. the new connected mode pattern of WIFI OBD diagnostic equipment according to claim 1 is at the application process of car networking industry, it is characterized in that: described GPS/ Big Dipper module adopts built-in GPS/ Big Dipper module.
6. the new connected mode pattern of WIFI OBD diagnostic equipment according to claim 1 is at the application process of car networking industry, it is characterized in that: the wireless mode by WIFI between described OBD diagnostic equipment and intelligent hand-held terminal connects.
7. the new connected mode pattern of WIFI OBD diagnostic equipment according to claim 1 is at the application process of car networking industry, it is characterized in that: described OBD diagnostic equipment is connected with vehicle ECU by OBDII interface.
8. the new connected mode pattern of WIFI OBD diagnostic equipment according to claim 1 is at the application process of car networking industry, it is characterized in that: the communication protocol of described OBD diagnostic equipment and intelligent hand-held terminal is based on agreements such as Socket, TCP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819317.8A CN104635723A (en) | 2014-12-25 | 2014-12-25 | WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and application to Internet of vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819317.8A CN104635723A (en) | 2014-12-25 | 2014-12-25 | WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and application to Internet of vehicles |
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| CN104635723A true CN104635723A (en) | 2015-05-20 |
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| CN201410819317.8A Pending CN104635723A (en) | 2014-12-25 | 2014-12-25 | WIFI (wireless fidelity) OBD (on-board diagnostic) diagnostic instrument connecting method and application to Internet of vehicles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109803300A (en) * | 2019-03-19 | 2019-05-24 | 广州瑞修得信息科技有限公司 | A kind of method that internet can be used simultaneously in diagnosis terminal connection diagnosis box |
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| US20060022842A1 (en) * | 2004-08-02 | 2006-02-02 | Zoladek Jacek G | Vehicle telemetric system |
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| CN103369046A (en) * | 2013-07-17 | 2013-10-23 | 天泽信息产业股份有限公司 | Application method of intelligent handhold terminal and corresponding platform of intelligent handhold terminal in car networking industry post-market |
| CN103516786A (en) * | 2013-08-30 | 2014-01-15 | 北京远特科技有限公司 | Method and system of vehicle-mounted system communication service |
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| CN104121912A (en) * | 2014-07-25 | 2014-10-29 | 广东翼卡车联网服务有限公司 | Vehicle navigation system and method based on mobile IP phone |
| CN104185309A (en) * | 2014-08-12 | 2014-12-03 | 深圳市元征科技股份有限公司 | On-board wireless local area network equipment |
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|---|---|---|---|---|
| US20060022842A1 (en) * | 2004-08-02 | 2006-02-02 | Zoladek Jacek G | Vehicle telemetric system |
| CN102970766A (en) * | 2012-11-26 | 2013-03-13 | 广东好帮手电子科技股份有限公司 | Method and system for automatically carrying out WIFI (Wireless Fidelity) connection on vehicular host and mobile phone |
| CN103970114A (en) * | 2013-01-29 | 2014-08-06 | 龚轶 | Intelligent processing module of OBD system |
| CN103369046A (en) * | 2013-07-17 | 2013-10-23 | 天泽信息产业股份有限公司 | Application method of intelligent handhold terminal and corresponding platform of intelligent handhold terminal in car networking industry post-market |
| CN103516786A (en) * | 2013-08-30 | 2014-01-15 | 北京远特科技有限公司 | Method and system of vehicle-mounted system communication service |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109803300A (en) * | 2019-03-19 | 2019-05-24 | 广州瑞修得信息科技有限公司 | A kind of method that internet can be used simultaneously in diagnosis terminal connection diagnosis box |
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Application publication date: 20150520 |
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