CN207473250U - A kind of backlight and a kind of liquid crystal display - Google Patents
A kind of backlight and a kind of liquid crystal display Download PDFInfo
- Publication number
- CN207473250U CN207473250U CN201721633417.7U CN201721633417U CN207473250U CN 207473250 U CN207473250 U CN 207473250U CN 201721633417 U CN201721633417 U CN 201721633417U CN 207473250 U CN207473250 U CN 207473250U
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- backlight
- control circuit
- light emitting
- current control
- liquid crystal
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
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- Liquid Crystal Display Device Control (AREA)
Abstract
The utility model discloses a kind of backlights to include：Glass substrate；Set on the light emitting diode of the glass substrate first surface；It is connected with all light emitting diodes, for controlling the current control circuit of the LED current.The backlight that the utility model embodiment provides controls the electric current of light emitting diode by current control circuit, and when pixel is black or the dark colour of low grayscale, the electric current of corresponding light emitting diode is closed or reduced by current control circuit.It can be seen that the backlight that the utility model embodiment provides, improves response time and the contrast of LCD Panel, reduces the overall power of liquid crystal display die set, achieved the purpose that energy saving extends cruise duration.The invention also discloses a kind of liquid crystal display, equally with above-mentioned technique effect.
Description
Technical field
The utility model is related to technical field of liquid crystal display, more specifically to a kind of backlight and a kind of liquid crystal
Display screen.
Background technology
The case of liquid crystal display is mostly using common backlight in the prior art, no matter screen display which kind of color, should
Kind of backlight all must normal power-up light, power consumption occupies the overwhelming majority of overall power.And in display black picture
Or during dark color color, backlight can not make corresponding brightness adjustment, so that the response time of current LCD Panel
It is all showed with contrast general.
Therefore, response time and the contrast of LCD Panel how are promoted, reduces the whole work(of liquid crystal display die set
Consumption, achieve the purpose that energy saving extend cruise duration be those skilled in the art's problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of backlight and a kind of liquid crystal displays, improve LCD Panel
Response time and contrast, reduce the overall power of liquid crystal display die set, reached energy saving and extended cruise duration
Purpose.
To achieve the above object, the utility model embodiment provides a kind of backlight, including：
Glass substrate；
Set on the light emitting diode of the glass substrate first surface；
It is connected with all light emitting diodes, for controlling the current control circuit of the LED current.
Wherein, the second surface center of the glass substrate is coated with mirror-like silver, and surrounding is coated with black light shield layer.
Wherein, the positive and negative anodes of the light emitting diode connect the current control circuit by ITO.
Wherein, the glass substrate is specially the glass substrate that thickness is 0.3mm.
To achieve the above object, the utility model embodiment provides a kind of liquid crystal display, including：
Display panel；
Set on the panel surface, backlight as described above；
It is connected with the current control circuit in the backlight, for receiving the host of picture data signal.
Wherein, the host is connected by flexible circuit board with the current control circuit.
By above scheme it is found that a kind of backlight that the utility model embodiment provides includes：Glass substrate；Set on institute
State the light emitting diode of glass substrate first surface；It is connected with all light emitting diodes, for controlling described luminous two
The current control circuit of pole pipe electric current.
The backlight that the utility model embodiment provides controls the electric current of light emitting diode by current control circuit, when
When pixel is black or the dark colour of low grayscale, the electric current of corresponding light emitting diode is closed or subtracted by current control circuit
It is small.It can be seen that the backlight that the utility model embodiment provides, improves response time and the comparison of LCD Panel
Degree reduces the overall power of liquid crystal display die set, has achieved the purpose that energy saving extends cruise duration.The utility model is also
A kind of liquid crystal display is disclosed, equally with above-mentioned technique effect.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structure diagram of backlight disclosed in the utility model embodiment.
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 creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
The utility model embodiment discloses a kind of backlight, improves response time and the comparison of LCD Panel
Degree reduces the overall power of liquid crystal display die set, has achieved the purpose that energy saving extends cruise duration.
Referring to Fig. 1, Fig. 1 is a kind of structure diagram of backlight disclosed in the utility model embodiment, as shown in Figure 1,
Including：
Glass substrate 1；
Set on the light emitting diode 2 of the glass substrate first surface；
It is connected with all light emitting diodes, for controlling the current control circuit 3 of the LED current.
In specific implementation, the glass substrate of 0.3mm thickness is selected, luminous two are made in the first surface of glass substrate 1
Pole pipe 2, the size and light-emitting zone of each light emitting diode 2 are controlled in a rgb pixel size.By all light-emitting diodes
The positive and negative anodes of pipe 2 are connected to the binding foot of current control circuit 3 by ITO cablings.
Current control circuit 3 is used to control the electric current of light emitting diode, when pixel is black or the dark colour of low grayscale
When, the electric current of corresponding light emitting diode is closed or reduced by current control circuit.
Preferably, the second surface center of the glass substrate is coated with mirror-like silver, and surrounding is coated with black light shield layer.
The backlight that the utility model embodiment provides controls the electric current of light emitting diode by current control circuit, when
When pixel is black or the dark colour of low grayscale, the electric current of corresponding light emitting diode is closed or subtracted by current control circuit
It is small.It can be seen that the backlight that the utility model embodiment provides, improves response time and the comparison of LCD Panel
Degree reduces the overall power of liquid crystal display die set, has achieved the purpose that energy saving extends cruise duration.
The utility model embodiment additionally provides a kind of liquid crystal display, including：
Display panel；
Set on the panel surface, the backlight provided such as above-described embodiment；
It is connected with the current control circuit in the backlight, for receiving the host of picture data signal.
Host is connected by flexible circuit board with the current control circuit, flexible circuit board by the frame numbers of host it is believed that
Number be sent to the current control circuit of backlight, current control circuit carries out " translation " and judgement of signal, when pixel show it is black
The electric current of corresponding light emitting diode is closed or reduced by the dark colour current control circuit of color either low grayscale.
The liquid crystal display that the utility model embodiment provides controls the electricity of light emitting diode by current control circuit
Stream, when pixel is black or the dark colour of low grayscale, current control circuit closes the electric current of corresponding light emitting diode
Or reduce.It can be seen that the backlight that the utility model embodiment provides, response time of LCD Panel and right is improved
Than degree, the overall power of liquid crystal display die set is reduced, has achieved the purpose that energy saving extends cruise duration.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Each embodiment is described by the way of progressive in specification, the highlights of each of the examples are with other realities
Apply the difference of example, just to refer each other for identical similar portion between each embodiment.For system disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related part is referring to method part illustration
.It should be pointed out that for those skilled in the art, under the premise of the application principle is not departed from, also
Can to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the application scope of the claims
It is interior.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include that
A little elements, but also including other elements that are not explicitly listed or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except also there are other identical elements in the process, method, article or apparatus that includes the element.
Claims (6)
1. a kind of backlight, which is characterized in that including：
Glass substrate；
Set on the light emitting diode of the glass substrate first surface；
It is connected with all light emitting diodes, for controlling the current control circuit of the LED current.
2. backlight according to claim 1, which is characterized in that the second surface center of the glass substrate is coated with minute surface
Silver, surrounding are coated with black light shield layer.
3. backlight according to claim 1, which is characterized in that the positive and negative anodes of the light emitting diode connect institute by ITO
State current control circuit.
4. backlight according to claim 1, which is characterized in that the glass substrate is specially the glass that thickness is 0.3mm
Substrate.
5. a kind of liquid crystal display, which is characterized in that including：
Display panel；
Set on the panel surface, such as claim 1-4 any one of them backlights；
It is connected with the current control circuit in the backlight, for receiving the host of picture data signal.
6. liquid crystal display according to claim 5, which is characterized in that the host passes through flexible circuit board and the electric current
Control circuit is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721633417.7U CN207473250U (en) | 2017-11-29 | 2017-11-29 | A kind of backlight and a kind of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721633417.7U CN207473250U (en) | 2017-11-29 | 2017-11-29 | A kind of backlight and a kind of liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207473250U true CN207473250U (en) | 2018-06-08 |
Family
ID=62259000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721633417.7U Active CN207473250U (en) | 2017-11-29 | 2017-11-29 | A kind of backlight and a kind of liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207473250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117238227A (en) * | 2023-11-14 | 2023-12-15 | 禹创半导体(深圳)有限公司 | OLED panel power saving method and device, computer equipment and storage medium |
-
2017
- 2017-11-29 CN CN201721633417.7U patent/CN207473250U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117238227A (en) * | 2023-11-14 | 2023-12-15 | 禹创半导体(深圳)有限公司 | OLED panel power saving method and device, computer equipment and storage medium |
| CN117238227B (en) * | 2023-11-14 | 2024-03-08 | 禹创半导体(深圳)有限公司 | OLED panel power saving method and device, computer equipment and storage medium |
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