CN206900239U - Car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle - Google Patents
Car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle Download PDFInfo
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- CN206900239U CN206900239U CN201720500039.9U CN201720500039U CN206900239U CN 206900239 U CN206900239 U CN 206900239U CN 201720500039 U CN201720500039 U CN 201720500039U CN 206900239 U CN206900239 U CN 206900239U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 230000000052 comparative effect Effects 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
Abstract
This disclosure relates to a kind of car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle.Described device includes：Controller, for sending the first drive signal to the car light when car light is closed；Electric voltage observation circuit, it is connected with the controller, for detecting output voltage of the car light after first drive signal is received, and by the output voltage compared with predeterminated voltage；The controller is additionally operable to the voltage comparative result according to the electric voltage observation circuit, determines whether the car light occurs open fault.So, the automatic detection to car light open fault can be realized when car light is closed, is advantageous to find the open fault of car light in advance, is easy to driver to take corresponding measure in advance, reduces the potential safety hazard brought in driving conditions by car light open fault.
Description
Technical field
This disclosure relates to vehicular field, in particular it relates to a kind of car light controller, vehicle lamp assembly, car light malfunction monitoring
System and vehicle.
Background technology
With becoming increasingly popular for vehicle, the security of driving becomes to become more and more important.Car light is pacified to driving when driving
Play an important role entirely.Therefore, the monitoring to car light failure is beneficial to strengthen the security in driving conditions.Car light is die certainly
Barrier is mostly open filament lamp fault condition, can flow through the electric current of headlight filament by the voltage of monitoring car lamp power circuit, monitoring at present
Car light failure is monitored etc. mode.But the above method acts in running order car light, i.e., when car light is run
The correlation step of above-mentioned malfunction monitoring can be performed.And when car light breaks down, although above-mentioned monitoring method can play failure
The effect of prompting, but can not prior notice can not be taken measures to driver, driver before driving, in driving procedure still
Potential safety hazard be present.
Utility model content
The purpose of the disclosure is to provide a kind of car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle, with
Realize and open fault detection is carried out to car light in the case where not running car light.
To achieve these goals, the disclosure provides a kind of car light controller, and described device includes：Controller, it is used for
When car light is closed the first drive signal is sent to the car light；Electric voltage observation circuit, it is connected with the controller, for examining
Output voltage of the car light after first drive signal is received is surveyed, and the output voltage and predeterminated voltage are carried out
Compare；The controller is additionally operable to the voltage comparative result according to the electric voltage observation circuit, determines whether the car light occurs
Open fault.
Alternatively, the controller is used for when car light is closed, and periodically sends first driving to the car light
Signal.
Alternatively, the controller includes the first terminal, and the controller is used for when car light is closed, and passes through described first
Terminal periodically sends first drive signal to the car light.
Alternatively, the controller also includes drive terminal and Second terminal；The car light controller also includes：Driving
Circuit and the first transistor, wherein, the input of the drive circuit is connected with the drive terminal of the controller, described
The output end of drive circuit is connected with the colelctor electrode of the first transistor, the base stage of the first transistor and the controller
Second terminal connection, the emitter stage of the first transistor is used to be connected with the input of the car light；The control
Device is used for after car light open command is received, and the second drive signal is sent to the drive circuit by the drive terminal；
The drive circuit is used to power to the colelctor electrode of the first transistor after second drive signal is received, with
Turn on the first transistor.
Alternatively, the controller also includes forth terminal；The car light controller also includes second transistor, its
In, the base stage of the second transistor is connected with the forth terminal of the controller, the colelctor electrode of the second transistor
For being connected with the output end of the car light, the grounded emitter of the second transistor；The controller is used to receive
After car light open command, the second transistor is controlled to turn on by the forth terminal.
Alternatively, the controller also includes third terminal；The electric voltage observation circuit includes：Comparator, first resistor,
Second resistance, 3rd resistor and driving gate circuit, wherein, the in-phase input end of the comparator is used to connect the defeated of the car light
Go out end, one end of the first resistor is connected between the output end of the in-phase input end and the car light, first electricity
Resistance the other end ground connection, a termination power of the second resistance, another termination comparator of the second resistance it is anti-
To input, the 3rd resistor is connected between the reverse input end and ground of the comparator, the output end of the comparator
It is connected with the third terminal of the controller, the first end of the input and the controller of the driving gate circuit
Son connection, the output end of the driving gate circuit are used for the input for connecting the car light, and the driving gate circuit is used for institute
First drive signal that controller is sent by the first terminal is stated to amplify and be loaded on the car light, the control
Device is used for the voltage comparative result that the comparator is received by the third terminal.
The disclosure also provides a kind of vehicle lamp assembly, and the vehicle lamp assembly includes：Car light；The above-mentioned car light control that the disclosure provides
Device processed.
Alternatively, the car light is Halogen lamp LED or xenon lamp.
The disclosure also provides a kind of car light fault monitoring system, and the system includes：Car light；The above-mentioned car that the disclosure provides
Lamp control device；And alarm unit, for being carried out in the case where the controller determines that open fault occurs for the car light
Alarm.
The disclosure also provides a kind of vehicle, and the vehicle includes the above-mentioned vehicle lamp assembly that the disclosure provides, or the disclosure
The above-mentioned car light fault monitoring system provided.
In the above-mentioned technical solutions, the first drive signal, voltage prison are sent to car light when car light is closed by controller
Slowdown monitoring circuit receives the output voltage after first drive signal to car light and detected, and by the output voltage and predeterminated voltage
It is compared, and then determines whether the car light occurs open fault according to the voltage comparative result by controller.So, Ke Yi
The automatic detection to car light open fault is realized when car light is closed, is advantageous to find the open fault of car light in advance, is easy to drive
Member takes corresponding measure in advance, reduces the potential safety hazard brought in driving conditions by car light open fault.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure together, but does not form the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the schematic diagram of the car light controller provided according to a kind of embodiment of the present utility model.
Fig. 2 is the electrical structure schematic diagram of the car light controller provided according to a kind of embodiment of the present utility model.
Description of reference numerals
The electric voltage observation circuit of 100 car light controller, 101 controller 102
111 the first transistors 112 drive the second resistance of gate circuit 113
The 3rd resistor of 114 comparator, 115 first resistor 116
The drive circuit of 117 second transistor, 2 car light 3
The Second terminal of the first terminal P2 controllers of 4DC/DC module P1 controllers
The drive terminal of the forth terminal P5 controllers of the third terminal P4 controllers of P3 controllers
Embodiment
The embodiment of the disclosure is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explained the disclosure, is not limited to the disclosure.
Fig. 1 is the schematic block diagram of the car light controller provided according to a kind of embodiment of the present utility model.Such as Fig. 1 institutes
Show, the device 100 can include：Controller 101, for sending the first drive signal to car light 2 when car light 2 is closed；Voltage
Observation circuit 102, it is connected with controller 101, for detecting output voltage of the car light 2 after the first drive signal is received,
And by the output voltage compared with predeterminated voltage；The controller 101 is additionally operable to the voltage ratio according to electric voltage observation circuit 102
Relatively result, determines whether car light 2 occurs open fault.
Controller 101 can send the first drive signal when car light 2 is closed to the car light 2.Car light 2 receive this first
After drive signal, an output voltage can be produced.Due to the presence of itself internal resistance of car light 2, the output voltage is opened a way and car in car light 2
Difference can be produced under the different situations that lamp 2 is not opened a way.Electric voltage observation circuit 102 can enter to the output voltage caused by car light 2
Row detection, and by the output voltage detected compared with predeterminated voltage, produce voltage comparative result.The meeting of controller 101
Receive the voltage comparative result, and judge whether car light 2 occurs open fault with this.
Illustratively, controller 101 judges that the foundation that open fault occurs for car light 2 is：The voltage comparative result received is
Caused output voltage is less than predeterminated voltage after car light 2 receives the first drive signal that controller 101 is sent.When controller 101
The voltage comparative result received is that caused output voltage is small after car light 2 receives the first drive signal that controller 101 is sent
When predeterminated voltage, controller 101 can be determined that open fault occurs for car light 2；When the voltage ratio that controller 101 receives relatively is tied
When caused output voltage is more than or equal to predeterminated voltage after the first drive signal that fruit sends for the reception controller 101 of car light 2,
It can be determined that open fault does not occur for car light 2.
Pass through above-mentioned technical proposal, the automatic detection to car light open fault can be realized when car light is closed, is advantageous to
Find the open fault of car light in advance, be easy to driver to take corresponding measure in advance, reduce in driving conditions because of car light open circuit therefore
Hinder the potential safety hazard brought.
Alternatively, when car light is closed, controller 101 periodically can send first (such as every 10ms) to car light 2
Drive signal.Periodically sending the first drive signal by controller 101 can be such that the detection to car light 2 carries out automatically always,
It is advantageously implemented the real-time monitoring to car light 2.Specifically, as shown in Fig. 2 controller 101 can include the first terminal P1, control
Device 101 is used for when car light 2 is closed, and periodically the first drive signal is sent to car light 2 by the first terminal P1.
In addition, the controller 101 can also include third terminal P3.Electric voltage observation circuit 102 can include：Comparator
114th, first resistor 115, second resistance 113,3rd resistor 116 and driving gate circuit 112.Wherein, the same phase of the comparator 114
Input is used for the output end for connecting car light 2.One end of first resistor 115 is connected to the output of the in-phase input end and car light 2
Between end, the other end ground connection of first resistor 115.One termination power of second resistance 113, another termination of second resistance 113
The reverse input end of comparator 114.3rd resistor 116 is connected between the reverse input end and ground of comparator 114.The comparator
114 output end is connected with the third terminal P3 of controller 101.Drive the input and the first of controller 101 of gate circuit 112
Terminals P 1 connects, and the output end of the driving gate circuit 112 is used for the input for connecting car light 2.The driving gate circuit 112 is used for will
The first drive signal that controller 101 is sent by the first terminal P1 amplifies and is loaded on car light 2.Controller 101 is used to lead to
Cross the voltage comparative result that third terminal P3 receives comparator 114.
Illustratively, first drive signal can be high level (such as 5V) signal.Gate circuit 112 is driven to be driven to first
Dynamic signal is amplified, and by corresponding voltage-drop loading to car light 2.
Car light 2 can produce output voltage after receiving first drive signal, and be loaded into the homophase input of comparator 114
End.Illustratively, the comparator 114 can be high megohm resistance comparator, and so when comparator 114 detects, the electric current for flowing through car light 2 is near
It is seemingly 0 so that car light 2 will not be lit in the detection process, be realized under car light closed mode to the prison of car light open fault
Survey.Due to the internal resistance of itself of car light 2, opened a way in car light 2 from different output voltages can be produced in the case of not opening a way.
The voltage for being now loaded into the in-phase input end of comparator 114 can be designated as Ua, at the same time, comparator 114
The voltage of inverting input can be designated as Ub.By the voltage U of the now in-phase input end of comparator 114aWith the voltage of inverting input
UbA voltage comparative result can be produced by being compared.Wherein, the inverting input connection He of second resistance 113 of comparator 114
3rd resistor 116, the resistance of the resistance can be preset.Illustratively, can according to car light internal resistance value, and with car light without
U in the case of open faultaMore than or equal to UbAnd U when car light has open faultaLess than UbFor the purpose of, to second resistance
113 and the resistance of 3rd resistor 116 set, the UbAs above-mentioned predeterminated voltage.
Controller 101 can according to caused by comparator 114 the voltage comparative result, determine whether car light 2 opens a way
Failure.Illustratively, the voltage comparative result can show as one high level (such as 5V) signal of output of comparator 114 or one low
Level (such as 0V) signal.As the voltage U of the in-phase input end of comparator 114aMore than or equal to the inverting input of comparator 114
Voltage UbWhen, export high level；As the voltage U of the in-phase input end of comparator 114aLess than the electricity of the inverting input of comparator 114
Press UbWhen, export low level.3rd port P3 of controller 101 can receive the high level signal or low level signal, and with
Whether this determination car light 2 occurs open fault.Illustratively, if the 3rd port P3 of controller 101 receives high level signal,
Controller 101 determines car light 2 without open fault, if the 3rd port P3 of controller 101 receives low level signal, controller
101 determine that open fault occurs for car light 2.
In addition, in fig. 2, controller 101 can also include drive terminal P5 and Second terminal P2.The car light controller
100 can also include：Drive circuit 3 and the first transistor 111.Wherein, the drive of the input of drive circuit 3 and controller 101
The sub- P5 connections in moved end, the output end of drive circuit 3 are connected with the colelctor electrode of the first transistor 111, the base stage of the first transistor 111
It is connected with the Second terminal P2 of controller 101, the emitter stage of the first transistor 111 is used to be connected with the input of car light 2.Control
Device 101 is used for after car light open command is received, and the second drive signal is sent to drive circuit 3 by drive terminal P5.Drive
Dynamic circuit 3 is used to power to the colelctor electrode of the first transistor 111 after the second drive signal is received, so that first crystal
Pipe 111 turns on.
Controller 101 also includes forth terminal P4.The car light controller 100 also includes second transistor 117.Wherein,
The base stage of second transistor 117 is connected with the forth terminal P4 of controller 101, and the colelctor electrode of second transistor 117 is used for and car
The output end connection of lamp 2, the grounded emitter of second transistor 117.Controller 101 is used to receive car light open command
Afterwards, second transistor 117 is controlled to turn on by forth terminal P4.
Wherein, the first transistor 111 and second transistor 117 can be NPN type triodes etc..DC/DC modules 4 can incite somebody to action
High voltage direct current is converted into low-voltage DC (12V such as is converted into 3V or 5V), to realize the power supply to each demand module of vehicle.
In one embodiment, by car light controller provided by the utility model car light can be controlled to open.When
When needing the car light to open, car lamp control switch can be sent out by in-car bus (such as CAN, LIN buses) to controller 101
Send car light open command.Controller 101 is received after the car light open command by the internal bus of its drive terminal P5 connections
The second drive signal is sent to drive circuit 3.Drive circuit 3 can be with outputting drive voltage to after receiving second drive signal
One transistor 111.At the same time, controller 101 controls its Second terminal P2 and forth terminal P4 output HIGH voltages so that first
Terminals P 1 and third terminal P3 are in high-impedance state.So, the first transistor 111 and second transistor 117 turn on, drive circuit
The driving voltage of 3 outputs, which flows through car light 2, opens car light 2.
In another embodiment, the closing of car light can also be controlled by the car light controller.When needing car light
During closing, car lamp control switch can send car light to controller 101 by in-car bus (such as CAN, LIN buses) and close
Close instruction.Controller 101 can be sent out after the instruction is received by the internal bus that drive terminal P5 is connected to drive circuit 3
Send the 3rd drive signal.Drive circuit 3 can disconnect driving of the output to the first transistor 111 after receiving the 3rd drive signal
Voltage.At the same time, controller 101 control Second terminal P2 and forth terminal P4 output low-voltage so that the first terminal P1 and
Third terminal P3 is in high-impedance state.So, the first transistor 111 and second transistor 117 are in cut-off state, car light 2
Dead electricity, normal switching-off.
By the above-mentioned means, the control to car light 2 can be realized by the car light controller 100, such as car light unlatching/pass
Close.
The utility model also provides a kind of vehicle lamp assembly, and the component such as the car can include：Car light 2；The utility model is any
The car light controller 100 that embodiment provides.
Wherein, the car light 2 can be Halogen lamp LED or xenon lamp.Car light controller 100 can be integrated with formation with car light 2
For above-mentioned vehicle lamp assembly.The vehicle lamp assembly can be communicated by in-car bus (such as CAN) with vehicle miscellaneous part, real
The control now opened and closed to car light and the open fault monitoring to car light.Specific control and open fault detecting step
Have been described above, be not repeated herein.
The utility model also provides a kind of car light fault monitoring system, and the car light fault monitoring system includes：Car light 2；This
The car light controller 100 that utility model any embodiment provides；And alarm unit, for determining car light 2 in controller 101
Alarmed in the case of generation open fault.
From the above mentioned, when controller determines that open fault occurs for car light 2, in-car bus (such as CAN) can be passed through
The open fault information is sent to alarm unit.Alarm unit can be to the open circuit event of car light 2 after receiving the fault message
Barrier is alarmed, and such as voice message, lights corresponding warning lamp or buzzer alarm.
The utility model also provides a kind of vehicle, and the vehicle includes the car light group that the utility model any embodiment provides
Part, or the car light fault monitoring system that the utility model any embodiment provides.
The preferred embodiment of the disclosure is described in detail above in association with accompanying drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical scheme of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, it can also be combined between a variety of embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought, it should equally be considered as disclosure disclosure of that.
Claims (10)
1. a kind of car light controller, it is characterised in that described device includes：
Controller (101), for sending the first drive signal to the car light (2) when car light (2) is closed；
Electric voltage observation circuit (102), be connected with the controller (101), for detect the car light (2) receive it is described
Output voltage after first drive signal, and by the output voltage compared with predeterminated voltage；
The controller (101) is additionally operable to the voltage comparative result according to the electric voltage observation circuit (102), determines the car light
(2) whether open fault occurs.
2. device according to claim 1, it is characterised in that the controller (101) is used for when car light (2) is closed,
Periodically first drive signal is sent to the car light (2).
3. car light controller according to claim 2, it is characterised in that the controller (101) includes the first terminal
(P1), the controller (101) is used for when car light (2) is closed, by the first terminal (P1) periodically to the car
Lamp (2) sends first drive signal.
4. car light controller according to claim 3, it is characterised in that the controller (101) also includes drive end
Sub (P5) and Second terminal (P2)；
The car light controller also includes：Drive circuit (3) and the first transistor (111), wherein, the drive circuit (3)
Input be connected with the drive terminal (P5) of the controller (101), the output end of the drive circuit (3) with it is described
The colelctor electrode connection of the first transistor (111), the base stage of the first transistor (111) are described with the controller (101)
Second terminal (P2) connects, and the emitter stage of the first transistor (111) is used to be connected with the input of the car light (2)；
The controller (101) is used for after car light open command is received, by the drive terminal (P5) to the driving
Circuit (3) sends the second drive signal；
The drive circuit (3) is used for after second drive signal is received to the described of the first transistor (111)
Colelctor electrode is powered, so that the first transistor (111) turns on.
5. car light controller according to claim 4, it is characterised in that the controller (101) also includes the 4th end
Sub (P4)；
The car light controller also includes second transistor (117), wherein, the base stage of the second transistor (117) and institute
The forth terminal (P4) connection of controller (101) is stated, the colelctor electrode of the second transistor (117) is used for and the car light
(2) output end connection, the grounded emitter of the second transistor (117)；
The controller (101) is used for after car light open command is received, and described the is controlled by the forth terminal (P4)
Two-transistor (117) turns on.
6. according to the car light controller any one of claim 3-5, it is characterised in that the controller (101) is also
Including third terminal (P3)；
The electric voltage observation circuit (102) includes：Comparator (114), first resistor (115), second resistance (113), the 3rd electricity
(116) and driving gate circuit (112) are hindered, wherein, the in-phase input end of the comparator (114) is used to connect the car light (2)
Output end, one end of the first resistor (115) be connected to the in-phase input end and the car light (2) output end it
Between, the other end ground connection of the first resistor (115), a termination power of the second resistance (113), the second resistance
(113) reverse input end of another termination comparator (114), the 3rd resistor (116) are connected on the comparator
(114) between reverse input end and ground, the output end of the comparator (114) and the described 3rd of the controller (101) the
Terminal (P3) connects, and the input of the driving gate circuit (112) connects with the first terminal (P1) of the controller (101)
Connect, the output end of the driving gate circuit (112) is used for the input for connecting the car light (2), the driving gate circuit (112)
First drive signal for the controller (101) to be sent by the first terminal (P1) amplifies and is loaded into institute
State on car light (2), the controller (101) is used for the voltage that the comparator (114) is received by the third terminal (P3)
Comparative result.
7. a kind of vehicle lamp assembly, it is characterised in that the vehicle lamp assembly includes：
Car light；
According to the car light controller any one of claim 1-6.
8. vehicle lamp assembly according to claim 7, it is characterised in that the car light is Halogen lamp LED or xenon lamp.
9. a kind of car light fault monitoring system, it is characterised in that the system includes：
Car light；
According to the car light controller any one of claim 1-6；And
Alarm unit, for being alarmed in the case where the controller determines that open fault occurs for the car light.
10. a kind of vehicle, it is characterised in that the vehicle includes the vehicle lamp assembly according to claim 7 or 8, Huo Zhegen
According to the car light fault monitoring system described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720500039.9U CN206900239U (en) | 2017-05-05 | 2017-05-05 | Car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720500039.9U CN206900239U (en) | 2017-05-05 | 2017-05-05 | Car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206900239U true CN206900239U (en) | 2018-01-19 |
Family
ID=61288368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720500039.9U Expired - Fee Related CN206900239U (en) | 2017-05-05 | 2017-05-05 | Car light controller, vehicle lamp assembly, car light fault monitoring system and vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN206900239U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749709A (en) * | 2018-05-23 | 2018-11-06 | 浙江吉利汽车研究院有限公司 | A kind of steering lamp control system that can match different light sources and method |
| CN109640477A (en) * | 2018-12-14 | 2019-04-16 | 广州求远电子科技有限公司 | A kind of car lamp control system, method and car light controller |
| CN111301283A (en) * | 2020-03-25 | 2020-06-19 | 北京汽车股份有限公司 | Vehicle lamp control method, device and system and vehicle |
| CN113630938A (en) * | 2021-08-09 | 2021-11-09 | 常州青葵智能科技有限公司 | LED car lamp fault online diagnosis method |
| CN114148268A (en) * | 2020-09-07 | 2022-03-08 | 华域视觉科技(上海)有限公司 | Car lamp power supply management system and method, car lamp system and car |
| WO2022142353A1 (en) * | 2020-12-28 | 2022-07-07 | 常州星宇车灯股份有限公司 | Vehicle light control device and method |
-
2017
- 2017-05-05 CN CN201720500039.9U patent/CN206900239U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749709A (en) * | 2018-05-23 | 2018-11-06 | 浙江吉利汽车研究院有限公司 | A kind of steering lamp control system that can match different light sources and method |
| CN109640477A (en) * | 2018-12-14 | 2019-04-16 | 广州求远电子科技有限公司 | A kind of car lamp control system, method and car light controller |
| CN111301283A (en) * | 2020-03-25 | 2020-06-19 | 北京汽车股份有限公司 | Vehicle lamp control method, device and system and vehicle |
| CN114148268A (en) * | 2020-09-07 | 2022-03-08 | 华域视觉科技(上海)有限公司 | Car lamp power supply management system and method, car lamp system and car |
| CN114148268B (en) * | 2020-09-07 | 2024-04-30 | 华域视觉科技(上海)有限公司 | Car lamp power supply management system and method thereof, car lamp system and vehicle |
| WO2022142353A1 (en) * | 2020-12-28 | 2022-07-07 | 常州星宇车灯股份有限公司 | Vehicle light control device and method |
| CN113630938A (en) * | 2021-08-09 | 2021-11-09 | 常州青葵智能科技有限公司 | LED car lamp fault online diagnosis method |
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