CN204423144U - A kind of OBD device - Google Patents
A kind of OBD device Download PDFInfo
- Publication number
- CN204423144U CN204423144U CN201520073796.3U CN201520073796U CN204423144U CN 204423144 U CN204423144 U CN 204423144U CN 201520073796 U CN201520073796 U CN 201520073796U CN 204423144 U CN204423144 U CN 204423144U
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- Prior art keywords
- obd
- controller
- obd device
- electronic switch
- power supervisor
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- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000004146 energy storage Methods 0.000 claims description 21
- 238000012423 maintenance Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 18
- 230000011664 signaling Effects 0.000 abstract description 2
- 101100236764 Caenorhabditis elegans mcu-1 gene Proteins 0.000 description 11
- 238000004891 communication Methods 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
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- B60K35/654—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
Abstract
The utility model embodiment discloses a kind of OBD device, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.The OBD device of the utility model embodiment comprises: MCU, power supervisor, on-off controller and electronic switch, MCU is connected with on-off controller with power supervisor respectively, power supervisor is connected with an electronic switch jointly with on-off controller, and the electronic switch other end is connected with OBD interface; Wherein, MCU, for passing through the speed of a motor vehicle and the rotating speed of OBD interface Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed being zero, exporting control signal and controlling electronic switch disconnection to on-off controller, making power supervisor no-output.
Description
The application is with Chinese Patent Application No. for 201410609382.8, and application people is Foryou Multimedia Electronics Co., Ltd., the application that name is called " a kind of HUD and control method thereof " carries out as priority document.
Technical field
The utility model relates to vehicle-carrying communication technical field, particularly relates to a kind of OBD device.
Background technology
OBD (On-Board Diagnostic, onboard diagnostic system), for the operation conditions of monitoring engine and the duty of exhaust gas aftertreatment system at any time, once find that there is the situation that may cause and discharge and exceed standard, warning can be sent at once, such as when system malfunctions, trouble light (MIL) or check engine (CheckEngine) emergency warning lamp bright, simultaneously OBD system can by failure message stored in storer, can read relevant information by the diagnostic instrments of standard and diagnose interface with the form of diagnostic trouble code.According to the prompting of diagnostic trouble code, maintenance personal can determine character and the position of fault quickly and accurately.
OBD and vehicle diagnosis interface, when being mainly used in auto repair, tracing trouble uses.OBD has 16PIN stitch, comprising signals such as 12V power supply and bus communications.12V power supply in OBD is directly connected with automobile batteries positive pole, and after automobile flameout, the 12V of OBD still has electricity, if there is electronic product to be connected on OBD always, when car owner does not drive again for a long time, will consumes battery electric quantity and cause lighting a fire.
But, existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.
Utility model content
The utility model embodiment provides a kind of OBD device, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.
A kind of OBD device provided in the utility model embodiment, comprising:
MCU, power supervisor, on-off controller and electronic switch, described MCU is connected with on-off controller with power supervisor respectively, described power supervisor is connected with an electronic switch jointly with described on-off controller, and the described electronic switch other end is connected with OBD interface;
Wherein, described MCU, for by the speed of a motor vehicle of described OBD interface Real-Time Monitoring automobile and rotating speed, if when the described speed of a motor vehicle and rotating speed are zero, export control signal and controls described electronic switch to described on-off controller and disconnect, make described power supervisor no-output.
Alternatively,
OBD device also comprises:
Relatively amplifying unit and energy-storage units;
The described amplifying unit that compares is connected with described energy-storage units, and the described amplifying unit that compares is connected with automobile batteries by described OBD interface with described energy-storage units.
Alternatively,
Described on-off controller undertaken not conducting by the no-output of the comparison amplifying unit be attached thereto, and wherein, describedly compare amplifying unit, the voltage for voltage and automobile batteries by comparing energy-storage units is equal carries out no-output operation.
Alternatively,
Described OBD device also comprises:
From lock unit, be connected between described power supervisor and described on-off controller.
Alternatively,
Describedly compare amplifying unit, also for the unequal output voltage that carries out of the voltage of voltage and automobile batteries by comparing energy-storage units to the operation of described on-off controller, make described on-off controller control described electronic switch conducting, and lock described on-off controller maintenance output state from lock unit described in triggering.
Alternatively,
Described OBD device also comprises:
Safety apparatus, are arranged on described OBD interface.
Alternatively,
Described on-off controller is threshold values on-off controller.
Alternatively,
OBD device also comprises:
Multiple functional realiey unit, is connected with described MCU.
Alternatively,
Described functional realiey unit is connected with described power supervisor.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages:
The utility model embodiments provides a kind of OBD device, comprise: MCU, power supervisor, on-off controller and electronic switch, MCU is connected with on-off controller with power supervisor respectively, power supervisor is connected with an electronic switch jointly with on-off controller, and the electronic switch other end is connected with OBD interface; Wherein, MCU, for passing through the speed of a motor vehicle and the rotating speed of OBD interface Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed being zero, exporting control signal and controlling electronic switch disconnection to on-off controller, making power supervisor no-output.In the present embodiment, by the speed of a motor vehicle and the rotating speed of OBD interface Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed are zero, export control signal and control electronic switch disconnection to on-off controller, make power supervisor no-output, achieve the automatic shut-off function of the OBD device of automobile, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
A kind of structural representation of an embodiment of OBD device of Fig. 1 for providing in the utility model embodiment;
A kind of structural representation of another embodiment of OBD device of Fig. 2 for providing in the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of OBD device, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.
For making utility model object of the present utility model, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, the embodiments described below are only the utility model part embodiments, and the embodiment of not all.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, an embodiment of a kind of OBD device provided in the utility model embodiment comprises:
MCU1, power supervisor 2, on-off controller 3 and electronic switch 4, MCU1 is connected with on-off controller 3 with power supervisor 2 respectively, power supervisor 2 is connected with an electronic switch 4 jointly with on-off controller 3, and electronic switch 4 other end is connected with OBD interface 5;
Wherein, MCU1, for passing through the speed of a motor vehicle and the rotating speed of OBD interface 5 Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, and makes power supervisor 2 no-output.
It should be noted that, the aforesaid speed of a motor vehicle by OBD interface 5 Real-Time Monitoring automobile and rotating speed, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, make power supervisor 2 no-output, can be such as when after driver's switch-off, without the speed of a motor vehicle in the communication bus of automobile OBD, the data such as rotating speed, MCU1 detects the speed of a motor vehicle, when rotating speed is zero, MCU1 exports control signal makes on-off controller 3 process off state, thus electronic switch is disconnected, power manager no-output, whole system power-off, thus reach very low quiescent current, quiescent current can at below 100uA, play OBD device automatic shutdown not power consumption object.
In the present embodiment, by the speed of a motor vehicle and the rotating speed of OBD interface 5 Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, make power supervisor 2 no-output, achieve the automatic shut-off function of the OBD device of automobile, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low.
The above is described in detail the composition of OBD device, is described in detail below, refers to Fig. 2 by the optional feature of OBD device, and another embodiment of a kind of OBD device provided in the utility model embodiment comprises:
MCU1, power supervisor 2, on-off controller 3 and electronic switch 4, MCU1 is connected with on-off controller 3 with power supervisor 2 respectively, power supervisor 2 is connected with an electronic switch 4 jointly with on-off controller 3, electronic switch 4 other end is connected with OBD interface 5, and aforesaid on-off controller 3 is threshold values on-off controller;
Wherein, MCU1, for passing through the speed of a motor vehicle and the rotating speed of OBD interface 5 Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, and makes power supervisor 2 no-output.
It should be noted that, the aforesaid speed of a motor vehicle by OBD interface 5 Real-Time Monitoring automobile and rotating speed, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, make power supervisor 2 no-output, can be such as when after driver's switch-off, without the speed of a motor vehicle in the communication bus of automobile OBD, the data such as rotating speed, MCU1 detects the speed of a motor vehicle, when rotating speed is zero, MCU1 exports control signal makes on-off controller 3 process off state, thus electronic switch is disconnected, power manager no-output, whole system power-off, thus reach very low quiescent current, quiescent current can at below 100uA, play OBD device automatic shutdown not power consumption object.
Further, OBD device can further include:
Relatively amplifying unit 6 and energy-storage units 7;
Relatively amplifying unit 6 is connected with energy-storage units 7, compares amplifying unit 6 and is connected with automobile batteries by OBD interface 5 with energy-storage units 7.
On-off controller 3 undertaken not conducting by the no-output of the comparison amplifying unit 6 be attached thereto, and wherein, compares amplifying unit 6, and the voltage for voltage and automobile batteries by comparing energy-storage units 7 is equal carries out no-output operation.
Be understandable that, such as, when OBD device receives automobile OBD diagnose interface, automobile batteries charges to energy-storage units 7, just can be full of through hundreds of millisecond, voltage on energy-storage units 7 is equal with cell voltage, compares amplifying unit 6 no-output, on-off controller 3 not conducting, electronic switch 5 is in off-state, and the electrical control system non-transformer voltage of automotive interior is exported.
OBD device also comprises:
From lock unit 8, be connected between power supervisor 2 and on-off controller 3.
Safety apparatus, are arranged on OBD interface 5 place.
Further, aforesaidly compare amplifying unit 6, also for the unequal output voltage that carries out of voltage of voltage and automobile batteries by comparing energy-storage units 7 to the operation of on-off controller 3, make on-off controller 3 control electronic switch 4 conducting, and triggering keep output state from lock unit 8 locking switch controller 3.
Should be noted that, the unequal output voltage that carries out of the voltage of aforesaid voltage and automobile batteries by comparing energy-storage units 7 is to the operation of on-off controller 3, on-off controller 3 is made to control electronic switch 4 conducting, and trigger and keep output state from lock unit 8 locking switch controller 3, can be such as when driver inserts car key igniting, because automotive ignition needs relatively high power, the cathode voltage of automobile batteries can not drop to 5V to 9V not etc. instantaneously from 12V, energy-storage units 7 can not instant power-down, energy-storage units 7 voltage still can keep a period of time, this transient voltage difference can export a voltage open on-off controller 3 through comparing amplifying unit 6, thus make electronic switch 5 be in conducting state, power supervisor 2 export allow from lock unit 8 work on-off controller 3 is exported always, thus make electronic switch 5 be in conducting state always, whole system is started working, reach the object of self-locking.
In the present embodiment, by the speed of a motor vehicle and the rotating speed of OBD interface 5 Real-Time Monitoring automobile, if when the speed of a motor vehicle and rotating speed are zero, output control signal controls electronic switch 4 to on-off controller 3 and disconnects, make power supervisor 2 no-output, achieve the automatic shut-off function of the OBD device of automobile, solving existing OBD product adopts the method for mechanical switch to carry out switching on and shutting down, electronic product due to rear attaching OBD is generally adopt the method physics of machinery shutdown to disconnect, thus greatly reduce experience property, and often because human factor is forgotten close OBD electronic equipment, and the technical matters causing automobile battery power low, simultaneously, furthermore achieved that the function of the Auto Power On of the OBD device of automobile.
Further, OBD device also comprises: multiple functional realiey unit, is connected with MCU1, and functional realiey unit is connected with power supervisor 2.
When the moment that automobile is started working in the present embodiment, automobile batteries exports an instantaneous voltage to comparing amplifying unit, relatively amplifying unit compares the voltage of instantaneous voltage and energy-storage units in real time, if magnitude of voltage is unequal, then compare amplifying unit and export a voltage to on-off controller, make on-off controller control electronic switch conducting, and power supervisor trigger from lock unit locking switch controller maintenance output state, just achieves the function of the Auto Power On of the OBD device of automobile.
The above, above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (9)
1. an OBD device, comprise MCU (Micro Control Unit, micro-control unit), it is characterized in that, also comprise: power supervisor, on-off controller and electronic switch, described MCU is connected with on-off controller with power supervisor respectively, and described power supervisor is connected with an electronic switch jointly with described on-off controller, and the described electronic switch other end is connected with OBD interface;
Wherein, described MCU, for by the speed of a motor vehicle of described OBD interface Real-Time Monitoring automobile and rotating speed, if when the described speed of a motor vehicle and rotating speed are zero, export control signal and controls described electronic switch to described on-off controller and disconnect, make described power supervisor no-output.
2. OBD device according to claim 1, is characterized in that, OBD device also comprises:
Relatively amplifying unit and energy-storage units;
The described amplifying unit that compares is connected with described energy-storage units, and the described amplifying unit that compares is connected with automobile batteries by described OBD interface with described energy-storage units.
3. OBD device according to claim 2, is characterized in that,
Described on-off controller undertaken not conducting by the no-output of the comparison amplifying unit be attached thereto, and wherein, describedly compare amplifying unit, the voltage for voltage and automobile batteries by comparing energy-storage units is equal carries out no-output operation.
4. OBD device according to claim 3, is characterized in that, described OBD device also comprises:
From lock unit, be connected between described power supervisor and described on-off controller.
5. OBD device according to claim 4, it is characterized in that, describedly compare amplifying unit, also for the unequal output voltage that carries out of the voltage of voltage and automobile batteries by comparing energy-storage units to the operation of described on-off controller, make described on-off controller control described electronic switch conducting, and lock described on-off controller maintenance output state from lock unit described in triggering.
6. OBD device according to claim 2, is characterized in that, described OBD device also comprises:
Safety apparatus, are arranged on described OBD interface.
7. OBD device according to claim 1, is characterized in that, described on-off controller is threshold values on-off controller.
8. OBD device according to claim 1, is characterized in that, OBD device also comprises:
Multiple functional realiey unit, is connected with described MCU.
9. OBD device according to claim 8, is characterized in that,
Described functional realiey unit is connected with described power supervisor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520073796.3U CN204423144U (en) | 2014-10-31 | 2015-01-30 | A kind of OBD device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609382 | 2014-10-31 | ||
| CN2014106093828 | 2014-10-31 | ||
| CN201520073796.3U CN204423144U (en) | 2014-10-31 | 2015-01-30 | A kind of OBD device |
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| CN204423144U true CN204423144U (en) | 2015-06-24 |
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Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510054057.4A Pending CN104590126A (en) | 2014-10-31 | 2015-01-30 | Vehicle-mounted display device and method |
| CN201510050125.XA Pending CN104599658A (en) | 2014-10-31 | 2015-01-30 | Display brightness adjusting method and device |
| CN201510054060.6A Pending CN104590171A (en) | 2014-10-31 | 2015-01-30 | Vehicle-mounted information interaction method, device and system |
| CN201520073796.3U Withdrawn - After Issue CN204423144U (en) | 2014-10-31 | 2015-01-30 | A kind of OBD device |
| CN201510053309.1A Active CN104597897B (en) | 2014-10-31 | 2015-01-30 | OBD devices and its method for realizing Auto Power On, automatic shutdown |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510054057.4A Pending CN104590126A (en) | 2014-10-31 | 2015-01-30 | Vehicle-mounted display device and method |
| CN201510050125.XA Pending CN104599658A (en) | 2014-10-31 | 2015-01-30 | Display brightness adjusting method and device |
| CN201510054060.6A Pending CN104590171A (en) | 2014-10-31 | 2015-01-30 | Vehicle-mounted information interaction method, device and system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510053309.1A Active CN104597897B (en) | 2014-10-31 | 2015-01-30 | OBD devices and its method for realizing Auto Power On, automatic shutdown |
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| CN (5) | CN104590126A (en) |
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| CN202806556U (en) * | 2012-06-12 | 2013-03-20 | 广东翼卡车联网服务有限公司 | Vehicle-mounted transparent head-up display system |
| CN202871260U (en) * | 2012-08-30 | 2013-04-10 | 飞亚达（集团）股份有限公司 | Backlight adjustment circuit |
| CN103144542B (en) * | 2013-03-18 | 2016-01-06 | 力帆实业(集团)股份有限公司 | A kind of automatic power off control system |
| CN103177708A (en) * | 2013-04-16 | 2013-06-26 | 广州长嘉电子有限公司 | Method and system for self-adaptively regulating tablet terminal display brightness mode |
| CN203293862U (en) * | 2013-06-27 | 2013-11-20 | 陈子铭 | High-transparency flexible touch screen based car window display system device |
| CN103561111A (en) * | 2013-11-18 | 2014-02-05 | 深圳市矽韦氏科技有限公司 | Data communication method and communication system based on head-up display equipment in vehicular environment |
| CN103661137A (en) * | 2013-12-18 | 2014-03-26 | 中山新驱动电子科技有限公司 | Vehicle-mounted head-up display |
| CN103786655B (en) * | 2014-01-14 | 2017-02-15 | 深圳点石创新科技有限公司 | HUD (head-up display) device display method, device and system |
| CN104590126A (en) * | 2014-10-31 | 2015-05-06 | 惠州市华阳多媒体电子有限公司 | Vehicle-mounted display device and method |
-
2015
- 2015-01-30 CN CN201510054057.4A patent/CN104590126A/en active Pending
- 2015-01-30 CN CN201510050125.XA patent/CN104599658A/en active Pending
- 2015-01-30 CN CN201510054060.6A patent/CN104590171A/en active Pending
- 2015-01-30 CN CN201520073796.3U patent/CN204423144U/en not_active Withdrawn - After Issue
- 2015-01-30 CN CN201510053309.1A patent/CN104597897B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597897A (en) * | 2014-10-31 | 2015-05-06 | 惠州市华阳多媒体电子有限公司 | OBD device and method for automatically starting and closing OBD device |
| CN104597897B (en) * | 2014-10-31 | 2017-11-03 | 惠州市华阳多媒体电子有限公司 | OBD devices and its method for realizing Auto Power On, automatic shutdown |
| CN105353681A (en) * | 2015-11-20 | 2016-02-24 | 云南名网卫星通讯运用股份有限公司 | Method waking up OBD equipment through voltage fluctuation |
| CN106356912A (en) * | 2016-08-25 | 2017-01-25 | 乐视控股（北京）有限公司 | Power supply device and automobile |
| CN106356912B (en) * | 2016-08-25 | 2019-05-07 | 法法汽车(中国)有限公司 | A kind of power supply unit and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104597897A (en) | 2015-05-06 |
| CN104590171A (en) | 2015-05-06 |
| CN104597897B (en) | 2017-11-03 |
| CN104599658A (en) | 2015-05-06 |
| CN104590126A (en) | 2015-05-06 |
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