CN114913811A - Automobile dot matrix car lamp control method and system and vehicle - Google Patents
Automobile dot matrix car lamp control method and system and vehicle Download PDFInfo
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- CN114913811A CN114913811A CN202210605417.5A CN202210605417A CN114913811A CN 114913811 A CN114913811 A CN 114913811A CN 202210605417 A CN202210605417 A CN 202210605417A CN 114913811 A CN114913811 A CN 114913811A
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- 239000011159 matrix material Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000002452 interceptive effect Effects 0.000 claims abstract description 23
- 230000002618 waking effect Effects 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 abstract description 7
- 238000012827 research and development Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009877 rendering Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/076—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a method for controlling a dot matrix car lamp of an automobile, a system and the automobile, which comprises the following steps: waking up the vehicle-mounted entertainment terminal, and starting a vehicle lamp pattern editing interface, wherein the vehicle lamp pattern drawing interface is provided with a dot matrix drawing area formed by arranging a plurality of pixel points, each pixel point can be independently turned on and off, the arrangement mode of the dot matrix drawing area is the same as that of a dot matrix display area of a vehicle lamp, and each pixel point corresponds to each lamp source in the dot matrix display area of the vehicle lamp one to one; editing and storing patterns by controlling the lightening or extinguishing of each pixel point; converting the edited pattern into a CAN signal and sending the CAN signal to a vehicle body area controller; the vehicle body area controller sends the CAN signal to the interactive lamp controller; and sending a display instruction to the interactive lamp controller to drive a dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern. By the control method, the vehicle lamp display pattern CAN be customized, the research and development difficulty is reduced, the research and development period is shortened and the cost is reduced based on CAN communication.
Description
Technical Field
The invention relates to the technical field of automobile lamps, in particular to an automobile dot matrix lamp control method, an automobile dot matrix lamp control system and an automobile.
Background
In order to reduce energy consumption and pollution, new energy automobiles such as energy-saving plug-in electric vehicles and pure electric vehicles are concerned by various automobile manufacturers all over the world. Thanks to popularization and development of the LED light source on an automobile lighting system, innovation of the new energy automobile front lighting system in function and appearance provides richer functions for users, and provides a hardware carrier for users to show individuality and convey interests and emotions. Conventional headlamp users cannot customize patterns, shapes and text.
Disclosure of Invention
The invention aims to provide an automobile dot matrix car lamp control method, an automobile dot matrix car lamp control system and an automobile.
In order to achieve the aim, the invention provides a control method of an automobile dot matrix lamp, which comprises the following steps:
s1) waking up the vehicle-mounted entertainment terminal, and opening a vehicle lamp pattern editing interface, wherein the vehicle lamp pattern drawing interface is provided with a dot matrix drawing area formed by arranging a plurality of pixel points, each pixel point can be independently turned on and off, the arrangement mode of the dot matrix drawing area is the same as that of a dot matrix display area of the vehicle lamp, and each pixel point corresponds to each lamp source in the dot matrix display area of the vehicle lamp one to one;
s2) editing patterns by controlling the on/off of each pixel point and storing the patterns;
s3) converting the edited pattern into a CAN signal and sending the CAN signal to a vehicle body area controller;
s4) the vehicle body area controller sends the CAN signal to an interactive lamp controller;
s5) sending a display instruction to the interactive lamp controller to drive the dot matrix display area of the car lamp to light the lamp source at the corresponding position according to the edited pattern.
Further, before step S1), the following steps are also performed:
s0) detecting the vehicle state, and determining whether the vehicle satisfies the following conditions at the same time: unlocking the vehicle; powering on the whole vehicle; the gear is a P gear; the electronic hand brake is pulled up; whether the vehicle speed is 0km/h or not; if yes, go to step S1); otherwise, step S0 is repeatedly performed).
Furthermore, the arrangement mode of the plurality of pixel points is n multiplied by n lattice, and n is more than or equal to 2 and is an integer.
Further, the vehicle-mounted entertainment terminal converts the edited pattern into a CAN signal, and specifically executes the following steps:
dividing an n × n dot matrix drawing area into 8 × 8 areas, wherein n =8m, and m is greater than or equal to 1 and is an integer;
setting pixels needing to be lightened in each 8 multiplied by 8 area as 1 and setting pixels not needing to be lightened as 0;
converting the numerical values corresponding to the pixel points of each row into hexadecimal numerical values in sequence;
and storing each hexadecimal numerical value as 8 bytes to obtain the CAN message.
Further, the sending of the display instruction to the interactive lamp controller specifically executes the following steps: and sending a display instruction to the interactive lamp controller by voice or clicking a display key of the vehicle-mounted entertainment terminal.
Further, the pixel point control mode is as follows:
the pixel point is turned off by default, the pixel point is clicked for 1 time, the pixel point is turned on, and the pixel point is turned off again; and/or
And (4) the pixel points are turned off by default, a section of track is continuously slid in the dot matrix drawing area, the pixel points on the track are turned on, the pixel points on the track are turned off after the pixel points slide according to the track for the second time.
Further, the light source is an LED lamp or a MicroLED.
Further, after the edited pattern is saved, the saved pattern can be edited and modified again.
The invention also provides an automobile dot matrix car light control system, which comprises:
the vehicle-mounted entertainment terminal is used for editing and storing the patterns, converting the edited patterns into CAN signals and sending the CAN signals to the vehicle body domain controller;
the vehicle body area controller is used for receiving CAN signals sent by the vehicle-mounted entertainment terminal and forwarding the CAN signals to the interactive lamp controller;
the interactive lamp controller is used for receiving the CAN signal and the display instruction sent by the vehicle body area controller and controlling the dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern;
the vehicle-mounted entertainment terminal and the interactive lamp controller are respectively connected with a vehicle body area controller, and the vehicle dot matrix vehicle lamp control system can be configured to execute the steps of the vehicle dot matrix vehicle lamp control method.
The invention also provides a vehicle comprising the automobile dot matrix car lamp control system.
Compared with the prior art, the invention has the following advantages:
according to the automobile dot matrix car lamp control method, the automobile dot matrix car lamp control system and the automobile, a user can customize the car lamp display pattern, and the car lamp display pattern can be edited, stored and modified more intuitively by using the vehicle-mounted entertainment terminal; the pattern is converted into a CAN message to be transmitted, CAN communication is a common technology in the field of automobile communication, and the automobile dot matrix automobile lamp based on the CAN communication reduces the research and development period of a vehicle controller, a sensor and an actuator, reduces the research and development difficulty and realizes cost reduction.
Drawings
FIG. 1 is a schematic view of an automotive dot matrix lamp control system according to the present invention;
FIG. 2 is a flow chart of a method of the vehicle dot matrix lamp control system of the present invention;
FIG. 3 is a schematic diagram of the sliding control of pixel points in a 16 × 16 dot matrix rendering area according to the present invention;
FIG. 4 is a schematic diagram illustrating the click control of pixel points on a 16 × 16 dot matrix rendering area according to the present invention;
FIG. 5 is a schematic illustration of the conversion of the 8 × 8 region of FIG. 4 into hexadecimal values;
fig. 6 is a schematic diagram of the converted CAN message content according to the present invention.
In the figure:
1-a vehicle entertainment terminal; 2-a body area controller; 3-interactive lamp controller.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
Referring to fig. 1 to fig. 2, the embodiment discloses a method for controlling a dot matrix car lamp of an automobile, which includes the steps of:
s1) waking up the vehicle-mounted entertainment terminal, and opening a vehicle lamp pattern editing interface, wherein the vehicle lamp pattern drawing interface is provided with a dot matrix drawing area formed by arranging a plurality of pixel points, each pixel point can be independently turned on and off, the arrangement mode of the dot matrix drawing area is the same as that of a dot matrix display area of the vehicle lamp, and each pixel point corresponds to each lamp source in the dot matrix display area of the vehicle lamp one to one;
s2) editing patterns by controlling the on/off of each pixel point and storing the patterns;
s3) converting the edited pattern into a CAN signal and sending the CAN signal to a vehicle body area controller;
s4) the vehicle body area controller sends the CAN signal to an interactive lamp controller;
s5) sending a display instruction to the interactive lamp controller to drive the dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern.
In the present embodiment, before step S1), the following steps are also performed:
s0) detecting the vehicle state, and determining whether the vehicle satisfies the following conditions at the same time: unlocking the vehicle; powering up the whole vehicle; the gear is a P gear; the electronic hand brake is pulled up; whether the vehicle speed is 0km/h or not; if yes, go to step S1); otherwise, step S0 is repeatedly performed).
In this embodiment, the vehicle light is a front light, and in some embodiments, the vehicle light may also be a rear light, or a front light and a rear light, which are not limited herein.
In this embodiment, the arrangement of the plurality of pixels is n × n lattice, where n is greater than or equal to 2 and is an integer.
Referring to fig. 3 to 6, the vehicle-mounted entertainment terminal converts the edited pattern into a CAN signal, and specifically executes the following steps:
dividing an n × n dot matrix drawing area into 8 × 8 areas, wherein n =8m, and m is greater than or equal to 1 and is an integer;
setting pixels needing to be lightened in each 8 multiplied by 8 area as 1 and setting pixels not needing to be lightened as 0;
converting the numerical values corresponding to the pixel points of each row into hexadecimal numerical values in sequence;
and storing each hexadecimal numerical value as 8 bytes to obtain the CAN message. In the present embodiment, n =16 and m =2, and in some embodiments, m may be other values, which is not limited herein.
In this embodiment, the sending of the display instruction to the interactive lamp controller specifically executes the following steps: and sending a display instruction to the interactive lamp controller by voice or clicking a display key of the vehicle-mounted entertainment terminal.
Referring to fig. 3 and 4, the pixel point control method is as follows:
the pixel point is turned off by default, the pixel point is clicked for 1 time, the pixel point is turned on, and the pixel point is turned off again; and/or
And (4) the pixel points are turned off by default, a section of track is continuously slid in the dot matrix drawing area, the pixel points on the track are turned on, the pixel points on the track are turned off after the pixel points slide according to the track for the second time. The patterns to be displayed are drawn by clicking or sliding, the operation is convenient, and the interestingness is high.
In the present embodiment, the light source is an LED lamp or a micro LED.
In the present embodiment, after the edited pattern is saved, the saved pattern can be edited and modified again.
Referring to fig. 1, this embodiment further discloses an automobile dot matrix lamp control system, which includes:
the vehicle-mounted entertainment terminal 1 is used for editing and storing patterns, converting the edited patterns into CAN signals and sending the CAN signals to the vehicle body domain controller 2;
the vehicle body area controller 2 is used for receiving CAN signals sent by the vehicle-mounted entertainment terminal and forwarding the CAN signals to the interactive lamp controller 3;
the interactive lamp controller 3 is used for receiving the CAN signal and the display instruction sent by the vehicle body area controller 2 and controlling the dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern;
the vehicle-mounted entertainment terminal 1 and the interactive lamp controller 3 are respectively connected with the vehicle body area controller 2, and the vehicle dot matrix vehicle lamp control system can be configured to execute the steps of the vehicle dot matrix vehicle lamp control method.
The embodiment also discloses a vehicle which comprises the automobile dot matrix car lamp control system.
According to the automobile dot matrix car lamp control method, the automobile dot matrix car lamp control system and the automobile, a user can customize the car lamp display pattern, and the car lamp display pattern can be edited, stored and modified more intuitively by using the vehicle-mounted entertainment terminal; the pattern is converted into a CAN message to be transmitted, CAN communication is a common technology in the field of automobile communication, and the automobile dot matrix automobile lamp based on the CAN communication reduces the research and development period of a vehicle controller, a sensor and an actuator, reduces the research and development difficulty and realizes cost reduction.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A control method for a dot matrix car lamp of an automobile is characterized by comprising the following steps:
s1) waking up the vehicle-mounted entertainment terminal, and opening a vehicle lamp pattern editing interface, wherein the vehicle lamp pattern drawing interface is provided with a dot matrix drawing area formed by arranging a plurality of pixel points, each pixel point can be independently turned on and off, the arrangement mode of the dot matrix drawing area is the same as that of a dot matrix display area of a vehicle lamp, and each pixel point corresponds to each lamp source in the dot matrix display area of the vehicle lamp one to one;
s2) editing patterns by controlling the on/off of each pixel point and storing the patterns;
s3) converting the edited pattern into a CAN signal and sending the CAN signal to a vehicle body area controller;
s4) the vehicle body area controller sends the CAN signal to an interactive lamp controller;
s5) sending a display instruction to the interactive lamp controller to drive the dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern.
2. The automobile dot matrix lamp control method according to claim 1, characterized in that before step S1), the following steps are further executed:
s0) detecting the vehicle state, and determining whether the vehicle satisfies the following conditions at the same time: unlocking the vehicle; powering on the whole vehicle; the gear is a P gear; the electronic hand brake is pulled up; whether the vehicle speed is 0km/h or not; if yes, go to step S1); otherwise, step S0 is repeatedly performed).
3. The automobile dot matrix car light control method according to claim 1 or 2, characterized in that the arrangement of the plurality of pixels is n x n dot matrix, n is greater than or equal to 2 and is an integer.
4. The automobile dot matrix car lamp control method according to claim 3, wherein the vehicle-mounted entertainment terminal converts the edited pattern into a CAN signal, and specifically executes the following steps:
dividing the n × n dot matrix drawing area into 8 × 8 areas, wherein n =8m, and m is greater than or equal to 1 and is an integer;
setting the pixel points needing to be lightened in each 8 multiplied by 8 area as 1 and setting the pixel points not needing to be lightened as 0;
converting the numerical values corresponding to the pixel points of each row into hexadecimal numerical values in sequence;
and storing each hexadecimal numerical value as 8 bytes to obtain the CAN message.
5. The method for controlling the automobile dot matrix car lamp according to claim 1, 2 or 4, wherein the step of sending the display instruction to the interactive lamp controller specifically executes the following steps: and sending a display instruction to the interactive lamp controller by voice or clicking a display key of the vehicle-mounted entertainment terminal.
6. The method for controlling the dot matrix car light of the car according to claim 5, wherein the pixel control mode is as follows:
the pixel is turned off by default, the pixel is clicked for 1 time, the pixel is turned on, and the pixel is turned off again; and/or
The pixel defaults to extinguish, slides a section orbit in succession in the region is drawn to the dot matrix, and the pixel on this orbit is lighted, and the second time slides according to this orbit, and the pixel on this orbit extinguishes.
7. The method for controlling the dot matrix car lamp of the car according to the claim 1, 2, 4 or 6, characterized in that the lamp source is an LED lamp or a MicroLED.
8. The vehicle dot matrix vehicular lamp control method according to claim 7, wherein after the edited pattern is saved, the saved pattern can be edited and modified again.
9. An automobile dot matrix car lamp control system is characterized by comprising:
the vehicle-mounted entertainment terminal (1) is used for editing and storing the patterns, converting the edited patterns into CAN signals and sending the CAN signals to the vehicle body domain controller (2);
the vehicle body area controller (2) is used for receiving CAN signals sent by the vehicle-mounted entertainment terminal and forwarding the CAN signals to the interactive lamp controller (3);
the interactive lamp controller (3) is used for receiving the CAN signal and the display instruction sent by the vehicle body area controller (2) and controlling the dot matrix display area of the vehicle lamp to light the lamp source at the corresponding position according to the edited pattern;
the vehicle-mounted entertainment terminal (1) and the interactive lamp controller (3) are respectively connected with a vehicle body area controller (2), and the vehicle dot matrix vehicle lamp control system can be configured to execute the steps of the vehicle dot matrix vehicle lamp control method according to any one of claims 1 to 9.
10. A vehicle comprising the automotive dot matrix vehicular lamp control system according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210605417.5A CN114913811A (en) | 2022-05-31 | 2022-05-31 | Automobile dot matrix car lamp control method and system and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210605417.5A CN114913811A (en) | 2022-05-31 | 2022-05-31 | Automobile dot matrix car lamp control method and system and vehicle |
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