CN207560182U - A kind of LCD TV intelligent backlight regulating device - Google Patents
A kind of LCD TV intelligent backlight regulating device Download PDFInfo
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- CN207560182U CN207560182U CN201720946168.0U CN201720946168U CN207560182U CN 207560182 U CN207560182 U CN 207560182U CN 201720946168 U CN201720946168 U CN 201720946168U CN 207560182 U CN207560182 U CN 207560182U
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- input terminal
- output terminal
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Abstract
The utility model is related to television set accessory technical fields, and disclose a kind of LCD TV intelligent backlight regulating device, including light sensor, the output terminal of the light sensor, heat-sensitive sensor and range sensor is electrically connected with the input terminal of information acquisition module, the output terminal of described information acquisition module is electrically connected with the input terminal of information analysis module, and the output terminal of described information analysis module is electrically connected with the input terminal of signal amplifier.The LCD TV intelligent backlight regulating device, by setting switch control unit and LED luminescence units, controller receives the information of adjusting backlight luminance, it is separately adjustable to switch control unit progress separated time to open brightness regulator, the brightness regulation information obtained according to information analysis module is turned on or off first switch group, second switch group and third switching group to adjust the backlight illumination of TV successively, achieve the purpose that automatically adjust backlight illumination, the viewing experience of people is strengthened, so as to improve practicability.
Description
Technical field
The utility model is related to television set accessory technical field, specially a kind of LCD TV intelligent backlight regulating device.
Background technology
TV refers to the image frame and audio signal using electronic technology and equipment transmission activity, i.e. television receiver,
Broadcast and video communication tool are important, each fine fraction of scenery is pressed brightness and chroma conversion by television system transmitting terminal
After electric signal, sequence transmits.Brightness and the coloration for showing by corresponding geometric position each fine fraction in receiving terminal are whole to reappear
Width original image.
Backlight regulating device built in TV on the market at present, it usually needs carry out backlight adjusting, this conciliation manually
Mode needs control of the peripheral control unit to TV progress backlight illumination, and this mode process is cumbersome, it is impossible to according to local environment
Free brightness control is carried out, causes backlight illumination adjusting applicability relatively low, the viewing experience of people is influenced, so as to reduce practicality
Property.
Invention content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of LCD TV intelligent backlight regulating device, has
It is relatively low to solve the problems, such as that backlight illumination adjusts applicability for the advantages of automatically adjusting backlight.
（Two）Technical solution
To realize above-mentioned automatic adjustment backlight purpose, the utility model provides following technical solution：A kind of LCD TV intelligence
Energy backlight regulating device, including light sensor, the output terminal of the light sensor, heat-sensitive sensor and range sensor is equal
It is electrically connected with the input terminal of information acquisition module, the output terminal of described information acquisition module and the input terminal electricity of information analysis module
Connection, the output terminal of described information analysis module are electrically connected with the input terminal of signal amplifier, the output of the signal amplifier
End is electrically connected with the input terminal of A/D converter, and the output terminal of the A/D converter is electrically connected with the input terminal of controller, described
The output terminal of controller is electrically connected with the input terminal of brightness regulator, output terminal and the LED constant current device of the brightness regulator
Input terminal is electrically connected, and the output terminal of the LED constant current device is electrically connected with the input terminal of switch control unit, and the switch control is single
The output terminal of member is electrically connected with the input terminal of LED luminescence units, the output terminal of the LED luminescence units and the input terminal of display screen
Electrical connection.
Preferably, the switch control unit includes first switch group, second switch group and third switching group.
Preferably, the LED luminescence units include the first LED light source group, the second LED light source group and third LED light source group.
Preferably, the controller is microcontroller, and the model AT89S51 of microcontroller.
Preferably, the output terminal of the first switch group is electrically connected with the input terminal of the first LED light source group, and described second opens
The output terminal of pass group is electrically connected with the input terminal of the second LED light source group, output terminal and the third LED light source of the third switching group
The input terminal electrical connection of group.
（Three）Advantageous effect
Compared with prior art, the utility model provides a kind of LCD TV intelligent backlight regulating device, has following
Advantageous effect：
1st, LCD TV intelligent backlight regulating device, by setting heat-sensitive sensor, light sensor and Distance-sensing
Collected luminance information is passed to the analysis of information analysis module progress luminance information by device, information acquisition module, so as to
Go out whether to need backlight illumination is adjusted, the sensor of three kinds of different fields simultaneously carries out the luminance information of local environment
Acquisition, improves the precision acquired to luminance information, then analyze three kinds of luminance informations, is adjusted so as to obtain one to suitable bright
The information of degree improves the applicability of backlight illumination.
2nd, LCD TV intelligent backlight regulating device, by setting switch control unit and LED luminescence units, controller
The information of adjusting backlight luminance is received, unlatching brightness regulator is separately adjustable to switch control unit progress separated time, according to information
The brightness regulation information that analysis module obtains be turned on or off successively first switch group, second switch group and third switching group with
Just the backlight illumination of TV is adjusted, has achieved the purpose that automatically adjust backlight illumination, the viewing experience of people has been strengthened, so as to carry
High practicability.
Description of the drawings
Fig. 1 is the utility model structural system figure；
Fig. 2 is the utility model switch control unit system diagram；
Fig. 3 is the utility model LED luminous unit systems figures.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, a kind of LCD TV intelligent backlight regulating device, including light sensor, light sensor, heat
Input terminal of the output terminal of dependent sensor and range sensor with information acquisition module is electrically connected, by setting heat-sensitive sensor
Device, light sensor and range sensor, information acquisition module by collected luminance information pass to information analysis module into
The analysis of row luminance information, so as to obtain whether need that backlight illumination is adjusted, the sensor of three kinds of different fields is simultaneously
The luminance information of local environment is acquired, improves the precision acquired to luminance information, then analyzes three kinds of luminance informations,
So as to obtain the information adjusted to appropriate brightness, the applicability of backlight illumination, the output terminal of information acquisition module are improved
It being electrically connected with the input terminal of information analysis module, the output terminal of information analysis module is electrically connected with the input terminal of signal amplifier,
The output terminal of signal amplifier is electrically connected with the input terminal of A/D converter, the output terminal of A/D converter and the input terminal of controller
Electrical connection, controller is microcontroller, and model AT89S51, AT89S51 the type microcontroller of microcontroller is relative to traditional
89C51 microcontrollers are supported in sequence of threads update function, cost reduction, and improve function, and applicability is more extensive, controller
Output terminal be electrically connected with the input terminal of brightness regulator, the input terminal of the output terminal and LED constant current device of brightness regulator is electrically connected
Connect, the output terminal of LED constant current device is electrically connected with the input terminal of switch control unit, switch control unit include first switch group,
Second switch group and third switching group, the output terminal of switch control unit are electrically connected with the input terminal of LED luminescence units, LED hairs
Light unit includes the first LED light source group, the second LED light source group and third LED light source group, the output terminal of first switch group and first
The input terminal electrical connection of LED light source group, the output terminal of second switch group are electrically connected with the input terminal of the second LED light source group, third
The output terminal of switching group is electrically connected with the input terminal of third LED light source group, by setting switch control unit and LED shines list
Member, controller receive the information of adjusting backlight luminance, and unlatching brightness regulator is separately adjustable to switch control unit progress separated time,
The brightness regulation information obtained according to information analysis module is turned on or off first switch group, second switch group and third successively
Switching group has achieved the purpose that automatically adjust backlight illumination, has strengthened the viewing body of people to adjust the backlight illumination of TV
It tests, so as to improve practicability, the output terminal of LED luminescence units is electrically connected with the input terminal of display screen.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the LCD TV intelligent backlight regulating device, by set heat-sensitive sensor, light sensor and away from
From sensor, collected luminance information is passed to the analysis of information analysis module progress luminance information by information acquisition module,
So as to obtain whether need that backlight illumination is adjusted, the sensor of three kinds of different fields simultaneously believes the brightness of local environment
Breath is acquired, and improves the precision acquired to luminance information, then analyzes three kinds of luminance informations, is arrived so as to obtain an adjusting
The information of appropriate brightness improves the applicability of backlight illumination, by setting switch control unit and LED luminescence units, controls
Device receives the information of adjusting backlight luminance, and unlatching brightness regulator is separately adjustable to switch control unit progress separated time, according to letter
The brightness regulation information that breath analysis module obtains is turned on or off first switch group, second switch group and third switching group successively
To adjust the backlight illumination of TV, achieve the purpose that automatically adjust backlight illumination, strengthened the viewing experience of people, so as to
Improve practicability.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of LCD TV intelligent backlight regulating device, including light sensor, it is characterised in that：The light sensor,
Input terminal of the output terminal of heat-sensitive sensor and range sensor with information acquisition module is electrically connected, described information acquisition module
Output terminal be electrically connected with the input terminal of information analysis module, the output terminal of described information analysis module and signal amplifier it is defeated
Enter end electrical connection, the output terminal of the signal amplifier is electrically connected with the input terminal of A/D converter, the A/D converter it is defeated
Outlet is electrically connected with the input terminal of controller, and the output terminal of the controller is electrically connected with the input terminal of brightness regulator, described
The output terminal of brightness regulator is electrically connected with the input terminal of LED constant current device, and the output terminal of the LED constant current device and switch control are single
The input terminal electrical connection of member, the output terminal of the switch control unit are electrically connected with the input terminal of LED luminescence units, the LED
The output terminal of luminescence unit is electrically connected with the input terminal of display screen.
2. a kind of LCD TV intelligent backlight regulating device according to claim 1, it is characterised in that：The switch control
Unit includes first switch group, second switch group and third switching group.
3. a kind of LCD TV intelligent backlight regulating device according to claim 2, it is characterised in that：The LED shines
Unit includes the first LED light source group, the second LED light source group and third LED light source group.
4. a kind of LCD TV intelligent backlight regulating device according to claim 1, it is characterised in that：The controller is
Microcontroller, and the model AT89S51 of microcontroller.
5. a kind of LCD TV intelligent backlight regulating device according to claim 3, it is characterised in that：The first switch
The output terminal of group is electrically connected with the input terminal of the first LED light source group, the output terminal of the second switch group and the second LED light source group
Input terminal electrical connection, the output terminal of the third switching group is electrically connected with the input terminal of third LED light source group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720946168.0U CN207560182U (en) | 2017-07-31 | 2017-07-31 | A kind of LCD TV intelligent backlight regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720946168.0U CN207560182U (en) | 2017-07-31 | 2017-07-31 | A kind of LCD TV intelligent backlight regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560182U true CN207560182U (en) | 2018-06-29 |
Family
ID=62673000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720946168.0U Expired - Fee Related CN207560182U (en) | 2017-07-31 | 2017-07-31 | A kind of LCD TV intelligent backlight regulating device |
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| Country | Link |
|---|---|
| CN (1) | CN207560182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111653230A (en) * | 2020-07-29 | 2020-09-11 | 上海天马微电子有限公司 | Light-emitting panel and display device |
-
2017
- 2017-07-31 CN CN201720946168.0U patent/CN207560182U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111653230A (en) * | 2020-07-29 | 2020-09-11 | 上海天马微电子有限公司 | Light-emitting panel and display device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20200731 |