CN105459865B - A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method - Google Patents
A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method Download PDFInfo
- Publication number
- CN105459865B CN105459865B CN201510801872.2A CN201510801872A CN105459865B CN 105459865 B CN105459865 B CN 105459865B CN 201510801872 A CN201510801872 A CN 201510801872A CN 105459865 B CN105459865 B CN 105459865B
- Authority
- CN
- China
- Prior art keywords
- unit
- brightness
- display screen
- display
- processing system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/879—Head-rests with additional features not related to head-rest positioning, e.g. heating or cooling devices or loudspeakers
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention discloses a kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method, vehicle-mounted heel row is rested the head on, and it includes heel row head rest body, ARM processing system modules in heel row head rest body, microprocessor unit, display panel module unit, brightness impression unit are arranged on, the brightness impression unit, microprocessor unit, ARM processing system modules, display panel module unit are sequentially connected.Brightness impression unit is provided in the vehicle-mounted heel row head restraint systems of the present invention, ambient brightness is detected according to brightness impression unit, and realizes that intelligence adjusts screen intensity.
Description
Technical field
The present invention relates to vehicle electronics field more particularly to a kind of vehicle-mounted heel row that there is intelligence to adjust display function headrests
And implementation method.
Background technology
With the continuous improvement being constantly progressive with scientific and technological level of social standard of living, people periphery electronic equipment is increasingly
More, various computers, mobile phone, automotive entertainment system etc. have been enter into people’s lives circle, and the work of people, contact, traffic be not all from
Open these electronic products；And the hypometropia of the mankind increases considerably, one of maximum reason excessively uses electronic equipment to be long-term
Screen radiation causes, and causes the damages such as eyes discomfort, myopia.
At present, most of vehicle-mounted heel row head rest device is manually set to adjust brightness to be artificial, in use seldom
People can go that brightness is adjusted, and also its screen intensity of some low sides headrest product is directly fixed unadjustable, these details are very
Easily ignored by user, so the problems such as be easy to causeing eye strain, causing myopia.
Therefore, the prior art has yet to be improved and developed.
Invention content
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of there is intelligence to adjust display function
Vehicle-mounted heel row headrest and implementation method, it is intended to which solve that existing vehicle-mounted heel row rests the head on that its screen intensity can not automatically adjust asks
Topic.
Technical scheme is as follows：
A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest, wherein, including heel row head rest body, after being arranged on
ARM processing system modules, microprocessor unit in row's head rest body, display panel module unit, brightness impression unit, it is described bright
Degree sensing unit, microprocessor unit, ARM processing system modules, display panel module unit are sequentially connected.
Described has the vehicle-mounted heel row headrest that intelligence adjusts display function, wherein, the microprocessor unit passes through one
Display backlight driving unit connects the display panel module unit.
Described has the vehicle-mounted heel row headrest that intelligence adjusts display function, wherein, the display panel module unit includes
One display screen, the brightness impression unit setting is on a display screen.
Described has the vehicle-mounted heel row headrest that intelligence adjusts display function, wherein, brightness impression list on the display screen
The position of member is set as transparent material.
Described has the vehicle-mounted heel row headrest that intelligence adjusts display function, wherein, it is set in the ARM processing system modules
Have a CPU module and be connected to the Audio processing modules of the CPU module, power adaptation module,
DDR memory modules.
A kind of implementation method of the vehicle-mounted heel row that there is intelligence to adjust display function headrest as described above, wherein, including
Step：
Brightness impression unit constantly samples current ambient brightness and exports AD values, and the AD values sampled are transported to
Microprocessor unit carries out operation comparison by microprocessor unit and default environment value, operation comparing result is sent at ARM
System module is managed, performing corresponding adjust by the ARM processing system modules shields ginseng value task.
The implementation method, wherein, the microprocessor unit is connected described aobvious by a display backlight driving unit
Display screen modular unit, the microprocessor unit exports PWM pulse width signals to the display backlight driving unit, by described aobvious
Show the display brightness of backlight driving unit control display screen modular unit.
The implementation method, wherein, the display panel module unit includes a display screen, and the brightness impression unit is set
It puts on a display screen.
The implementation method, wherein, the position of brightness impression unit is set as transparent material on the display screen.
The implementation method, wherein, the microprocessor unit is carried out by serial mode and ARM processing system modules
Communication.
Advantageous effect：Brightness impression unit is provided in the vehicle-mounted heel row head restraint systems of the present invention, according to brightness impression unit
To detect ambient brightness, and realize that intelligence adjusts screen intensity.
Description of the drawings
Fig. 1 is a kind of structural representation for preferred embodiment of resting the head on the intelligent vehicle-mounted heel row for adjusting display function of the present invention
Figure.
Specific embodiment
The present invention provides a kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method, to make the present invention
Purpose, technical solution and effect it is clearer, clear and definite, the present invention is described in more detail below.It should be appreciated that this place
The specific embodiment of description is only used to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, Fig. 1 is a kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest preferred embodiment of the present invention
Structure diagram, as shown in the figure, it includes heel row head rest body, the ARM processing system moulds being arranged in heel row head rest body
Block 20, microprocessor unit 30, display panel module unit 10, brightness impression unit 40, the brightness impression unit 40, microprocessor
Device unit 30, ARM processing system modules 20, display panel module unit 10 are sequentially connected.
The microprocessor unit 30 connects the display panel module unit 10 by a display backlight driving unit 50.
The display panel module unit 10 includes a display screen, and the brightness impression unit 40 is set on a display screen.
The position of brightness impression unit 40 is set as transparent material on the display screen.
The brightness impression unit 40 is provided with a light sensor, and MAX44009 models can be selected in light sensor,
It is a kind of analog/digital output device, can be worked in the supply voltage range of 3.0V to 3.6V, working frequency for 10 ~
100kHz, 0 ~ 70 DEG C of temperature range can operational excellence under various brightness.The light sensor has optical signal
It is converted into the signal adapter of electric signal（Such as photodiode or Cds photo resistance）, signal amplification regulating device and modulus turn
Parallel operation（ADC）, all signals can be amplified regulating device and analog-digital converter is integrated in encapsulation smaller size smaller, such as 2mm × 2mm
It is interior（UTDFN is encapsulated）.Photodiode therein is discrete photodiode, including one or more operational amplifiers：
One of them may also need to level-one amplification, provide additional gain for the conversion of electric current to voltage.The photodiode
Branch circuit is further included, for powering, it is ensured that highly reliable signal chains.In order to reduce the interference of infrared ray, the light
Two photodiodes can be used in inductor, and the use element all sensitive to visible ray and infrared light, another is using only
To the element of infrared photaesthesia, the response of the latter is finally subtracted with the former response, infrared light influence is minimized, it can
It obtains accurately visible light-responded.
Brightness impression unit 40 be mounted on on display screen（As display screen panel on）, for ambient brightness sampling most
Best placement, and the panel at 40 position of brightness impression unit is transparent material, it is ensured that ambient brightness will not be by any screening
Gear and attenuation, so that 40 ambient light of brightness impression unit is unaffected, it is consistent with actual environment brightness, ensure brightness impression
The accuracy that unit 40 is answered to sample ambient brightness.Meet the use habit and demand of different people preferably to embody hommization,
The selectable regulative mode of design in system, such as selects intelligence to adjust, and system will turn off manual setting, and intelligence is closed in selection
It adjusts, system will automatically turn on manual setting offer user and adjust manually, and system default is adjusted for intelligence.
System default opens intelligent regulatory function（That is brightness impression unit 40）, the brightness impression unit 40 is to current ring
Border brightness is constantly sampled and exports an AD value, and sampling AD values are transported to microprocessor unit 30, by microprocessor unit
30 carry out operation comparison with default current context value, operation comparing result are sent to ARM processing system modules 20, by described
ARM processing system modules 20 perform corresponding adjust and shield ginseng value task.
Specifically, exporting PWM pulse width signals all the way by microprocessor unit 30, should to display backlight driving unit 50
PWM pulse width signals can adjust the electric current that display backlight driving unit 50 is output to display panel module unit 10, with control display screen
Brightness, realize brightness of display screen intelligence adjust.
The another way of microprocessor unit 30 realizes information by the communication of serial mode and ARM processing system modules 20
Alternating, ARM processing system modules 20 are sent to according to the operation comparing result of microprocessor unit 30, at the ARM
It manages system module and performs corresponding adjusting screen ginseng value task, specifically by ARM processing system modules 20 to the video RGB of each functional status
Tristimulus signals are adjusted, and the video RGB tristimulus signals after adjustment are output to display panel module unit and carry out image
It has been shown that, image is allowed, which to show, becomes soft etc., mitigates visual fatigue phenomenon.Can determine whether it is currently white by the vehicle-mounted rear file leader of the present invention
My god, cloudy day or at night, so as to intelligence adjust this system brightness of display screen and colour temperature, reduce visual fatigue.
For example, ambient brightness is divided into multiple grades in advance, such as it is divided into five grades from low to high：The first estate,
Two grades, the tertiary gradient, the fourth estate, the 5th grade（Five grades are range）, this five grades correspond to different respectively
Brightness of display screen and colour temperature when detecting that current ambient brightness belongs to some grade, then control adjustment display screen to phase
The brightness answered and colour temperature.Such as the brightness range of display screen is from 0 to 100, then when current environment brightness belongs to the first estate,
Then brightness of display screen is adjusted to 20, if current environment brightness belongs to the second grade, brightness of display screen is adjusted to 40, if currently
When ambient brightness belongs to the tertiary gradient, then brightness of display screen is adjusted to 60, if current environment brightness belongs to the fourth estate, shows
Display screen brightness adjustment is 80, if current environment brightness belongs to five grades, brightness of display screen is adjusted to 100.Correspondingly, color
Temperature is also adjusted in the manner described above, and the first estate corresponds to colour temperature 3500K, and the second grade corresponds to colour temperature 5000K, the tertiary gradient
Corresponding colour temperature 6500K, the fourth estate correspond to colour temperature 8000K, and the 5th grade corresponds to colour temperature 9500K.
A CPU module is equipped in the ARM processing system modules 20, is connected to the CPU module
Audio processing modules, power adaptation module, DDR memory modules, Video＆RGB processing modules etc..The ARM processing systems
Module 10 of uniting can be specifically ARM10E processors, using instruction and the memory construction of data separating, interior 32 × 16MAC of band,
There are SDP coprocessor interfaces, VFP10 therein（Vector floating-point unit）For seven grades of flowing structures, system clock 300MHz
Clock.The display panel module 10 includes at least one piece of display screen, and capacitance touch screen, the display screen can be used in the display screen
Size can be with the whole size for being adapted to, resting the head on no more than heel row of heel row headrest.Such as two pieces of display screens of setting, two pieces of displays
The size of screen can be 7 ~ 14 cun, such as 10 cun.
Based on above system, the present invention also provides a kind of vehicle-mounted heel row as described above that there is intelligence to adjust display function
The implementation method of headrest, including step：
Brightness impression unit constantly samples current ambient brightness and exports AD values, and the AD values sampled are transported to
Microprocessor unit carries out operation comparison by microprocessor unit and default environment value, operation comparing result is sent at ARM
System module is managed, performing corresponding adjust by the ARM processing system modules shields ginseng value task.
Further, the microprocessor unit connects the display panel module unit by a display backlight driving unit,
The microprocessor unit exports PWM pulse width signals to the display backlight driving unit, is driven by the display backlight single
The display brightness of first control display screen modular unit.
Further, the display panel module unit includes a display screen, and the brightness impression unit setting is on a display screen.
Further, the position of brightness impression unit is set as transparent material on the display screen.
Further, a CPU module is equipped in the ARM processing system modules and is connected to the centre
Manage Audio processing modules, power adaptation module, the DDR memory modules of device module.
It should be understood that the application of the present invention is not limited to the above, it for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect range.
Claims (6)
1. a kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest, which is characterized in that including heel row head rest body, setting
ARM processing system modules, microprocessor unit in heel row head rest body, display panel module unit, brightness impression unit, institute
Brightness impression unit, microprocessor unit, ARM processing system modules, display panel module unit is stated to be sequentially connected；
Ambient brightness is divided into five grades by the microprocessor unit in advance, and each grade corresponds to different brightness of display screen respectively
And colour temperature, the brightness range of display screen are 0 to 100, the first estate brightness of display screen is adjusted to 20, colour temperature 3500K, the second grade
Brightness of display screen is adjusted to 40, and colour temperature 5000K, tertiary gradient brightness of display screen is adjusted to 60, and colour temperature 6500K, the fourth estate is shown
Display screen brightness adjustment is 80, and colour temperature 8000K, the 5th grade brightness of display screen is adjusted to 100, colour temperature 9500K；
The display panel module unit includes a display screen, and the brightness impression unit setting is on a display screen；
The position of brightness impression unit is set as transparent material on the display screen；
The brightness impression unit is provided with a light sensor;The light sensor, which has, converts optical signals into telecommunications
Number signal adapter, signal amplification regulating device and analog-digital converter；
The light sensor uses two photodiodes, the use element all sensitive to visible ray and infrared light, separately
One use is only to the element of infrared photaesthesia；The photodiode further includes branch circuit；The photodiode, packet
Include multiple operational amplifiers；
The regulative mode of brightness impression unit is adjusted for intelligence or manual setting, is defaulted as intelligent adjusting；
Microprocessor unit output all the way PWM pulse width signals arrive display backlight driving unit, another way by way of serial ports and
Arm processor system module communicates, and operation comparing result is sent to ARM processing system modules, passes through institute by microprocessor unit
It states ARM processing system modules and performs to adjust and shield ginseng value task, by ARM processing system modules to the video RGB tri- of each functional status
Primary colour signal is adjusted, and the video RGB tristimulus signals after adjustment are output to display panel module unit progress image and are shown
Show.
2. the vehicle-mounted heel row that there is intelligence to adjust display function headrest according to claim 1, which is characterized in that described micro-
Processor unit connects the display panel module unit by a display backlight driving unit.
3. the vehicle-mounted heel row that there is intelligence to adjust display function headrest according to claim 1, which is characterized in that described
A CPU module is equipped in ARM processing system modules and is connected to the Audio processing of the CPU module
Module, power adaptation module, DDR memory modules.
4. a kind of implementation method of the vehicle-mounted heel row that there is intelligence to adjust display function headrest as described in claim 1, special
Sign is, including step：
Brightness impression unit constantly samples current ambient brightness and exports AD values, and the AD values sampled are transported to micro- place
Device unit is managed, operation comparison is carried out by microprocessor unit and default environment value, operation comparing result is sent to ARM processing systems
System module passes through the ARM processing system modules and performs corresponding adjusting screen ginseng value task；
Ambient brightness is divided into five grades by the microprocessor unit in advance, and each grade corresponds to different brightness of display screen respectively
And colour temperature, the brightness range of display screen are 0 to 100, the first estate brightness of display screen is adjusted to 20, colour temperature 3500K, the second grade
Brightness of display screen is adjusted to 40, and colour temperature 5000K, tertiary gradient brightness of display screen is adjusted to 60, and colour temperature 6500K, the fourth estate is shown
Display screen brightness adjustment is 80, and colour temperature 8000K, the 5th grade brightness of display screen is adjusted to 100, colour temperature 9500K；
The display panel module unit includes a display screen, and the brightness impression unit setting is on a display screen；
The position of brightness impression unit is set as transparent material on the display screen；
The brightness impression unit is provided with a light sensor;The light sensor, which has, converts optical signals into telecommunications
Number signal adapter, signal amplification regulating device and analog-digital converter；
The light sensor uses two photodiodes, the use element all sensitive to visible ray and infrared light, separately
One use is only to the element of infrared photaesthesia；The photodiode further includes branch circuit；The photodiode, packet
Include multiple operational amplifiers；
The regulative mode of brightness impression unit is adjusted for intelligence or manual setting, is defaulted as intelligent adjusting；
Microprocessor unit output all the way PWM pulse width signals arrive display backlight driving unit, another way by way of serial ports and
Arm processor system module communicates, and operation comparing result is sent to ARM processing system modules, passes through institute by microprocessor unit
It states ARM processing system modules and performs to adjust and shield ginseng value task, by ARM processing system modules to the video RGB tri- of each functional status
Primary colour signal is adjusted, and the video RGB tristimulus signals after adjustment are output to display panel module unit progress image and are shown
Show.
5. implementation method according to claim 4, which is characterized in that the microprocessor unit is driven by a display backlight
Moving cell connects the display panel module unit, and microprocessor unit output PWM pulse width signals to the display backlight drives
Moving cell passes through the display brightness of the display backlight driving unit control display screen modular unit.
6. implementation method according to claim 5, which is characterized in that the microprocessor unit by serial mode with
ARM processing system modules are communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510801872.2A CN105459865B (en) | 2015-11-19 | 2015-11-19 | A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510801872.2A CN105459865B (en) | 2015-11-19 | 2015-11-19 | A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105459865A CN105459865A (en) | 2016-04-06 |
| CN105459865B true CN105459865B (en) | 2018-06-26 |
Family
ID=55598177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510801872.2A Expired - Fee Related CN105459865B (en) | 2015-11-19 | 2015-11-19 | A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105459865B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108122521A (en) * | 2016-11-30 | 2018-06-05 | 黎凯华 | A kind of headrest screen and implementation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202584696U (en) * | 2012-04-01 | 2012-12-05 | 广州市佳思信息科技有限公司 | Digital photo frame display screen brightness night mode regulation and control system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150062185A1 (en) * | 2013-09-03 | 2015-03-05 | Htc Corporation | Electronic apparatus and method for controlling brightness for a display |
| CN104464650A (en) * | 2014-12-29 | 2015-03-25 | 合肥宝龙达光电技术有限公司 | Automatic control system and method for display brightness |
| CN104869242B (en) * | 2015-05-05 | 2018-10-26 | 惠州Tcl移动通信有限公司 | Adjust the method and system of screen intensity |
-
2015
- 2015-11-19 CN CN201510801872.2A patent/CN105459865B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202584696U (en) * | 2012-04-01 | 2012-12-05 | 广州市佳思信息科技有限公司 | Digital photo frame display screen brightness night mode regulation and control system |
Non-Patent Citations (1)
| Title |
|---|
| 基于环境光探测的LED背光亮度自动调节***;轩春青、轩志伟;《伺服控制》;20130430(第4期);70-73 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105459865A (en) | 2016-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3021315B1 (en) | Ambient light adaptive displays | |
| JP3715616B2 (en) | Liquid crystal display device and common voltage setting method of the device | |
| CN100448280C (en) | Self adaptive image display method for environment light | |
| CN100443962C (en) | Display and control method thereof | |
| CN110366748B (en) | Method for sensing light incident on an electronic device | |
| CN104599623B (en) | A kind of method for displaying image, device and electronic equipment | |
| CN105580066A (en) | Ambient light context-aware display | |
| WO2014041866A1 (en) | Sensor, display device, control program, and recording medium | |
| CN103869973A (en) | Sensing device and sensing method | |
| CN101406106A (en) | Control device for controlling the hue of light emitted from a light source | |
| KR20170092690A (en) | Head-mounted display apparatus, and display method | |
| CN101290744A (en) | Luminance compensating mechanism and method for backlight module | |
| US20160322025A1 (en) | Method and apparatus for adjusting display brightness of display apparatus and display apparatus | |
| CN104934016B (en) | Screen display method and device | |
| CN105459865B (en) | A kind of vehicle-mounted heel row that there is intelligence to adjust display function headrest and implementation method | |
| CN110930945A (en) | Method, device and system for adjusting brightness of display screen | |
| CN101872597A (en) | Intelligent luminance control induction method | |
| CN202126825U (en) | Luminance control device and display | |
| CN106409269A (en) | Fully-automatic adjustment system and method for display effect of automobile multimedia display screen | |
| CN104669991B (en) | Vehicle window transparency control system and method | |
| CN107424579A (en) | A kind of embedded photoinduction drive system and its driving method | |
| CN108122521A (en) | A kind of headrest screen and implementation method | |
| CN207531123U (en) | A kind of system for adjusting room light | |
| CN102761750B (en) | Device and method for correcting white balance of flat-panel display | |
| CN102592544A (en) | Brightness control device and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180626 Termination date: 20201119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |