CN206193415U - LCD light valve structure - Google Patents
LCD light valve structure Download PDFInfo
- Publication number
- CN206193415U CN206193415U CN201621103342.7U CN201621103342U CN206193415U CN 206193415 U CN206193415 U CN 206193415U CN 201621103342 U CN201621103342 U CN 201621103342U CN 206193415 U CN206193415 U CN 206193415U
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- light valve
- valve structure
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- lcd light
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Abstract
The utility model discloses a LCD light valve structure. LCD light valve structure includes: silicon wafer base plate piece, glass substrate piece and sealed frame, silicon wafer base plate piece are crossed the sealing strip shaped as frame with the glass substrate penton and are become seal chamber, LCD light valve structure is still including the silicon wafer electrode layer, a PI layer, liquid crystal layer, the 2nd PI layer, silicon dioxide layer, the ITO electrode layer that stack gradually, LCD light valve structure still includes anti -reflection rete and metallic interconnect layer, and outside the reflection reducing coating laminating fitted on the glass substrate piece and lies in seal chamber, the metallic interconnect laminating fitted on the glass substrate piece and lies in outside the seal chamber. Having increased the reducible light reflectivity in specific scope of anti -reflection rete, having increased the percent of pass of light, different light wave optionals plates the film of different materials and thickness, increases the metal level that display area walked the line outward, makes the demonstration more even.
Description
Technical field
The utility model is related to technical field of LCD, more particularly to a kind of LCD light valve structure.
Background technology
Liquid crystal display design and produce manufacturing process in, there is the product of some traditional light valves, its structure with it is common
LCD structure there is no obvious difference.
As shown in figure 1, it is traditional LCD light valve structure 20, including：Upper polaroid 21, upper glass 22, Top electrode 23,
Upper PI layers 24, liquid crystal layer 25, lower PI layers 26, bottom electrode 27, lower glass 28, down polaroid 29.
This kind of traditional LCD light valve structure 20, only plays the role of filtering screening to common visible ray, infrared to some
The function of line, ultraviolet without screening, to some, special optical signal does not have the effect of filtering detection.
Utility model content
The purpose of this utility model is to overcome weak point of the prior art, there is provided a kind of LCD light valve structure, so that right
Visible ray is worked with the optical signal of wave section.
The purpose of this utility model is achieved through the following technical solutions：
A kind of LCD light valve structure, including：Crystal silicon substrate piece, glass substrate piece and sealed frame, the crystal silicon substrate piece with
The glass substrate piece interval setting, the sealed frame is located between the crystal silicon substrate piece and the glass substrate piece, institute
State crystal silicon substrate piece and seal cavity is formed by the sealed frame with the glass substrate piece；
Silicon wafer electrode layer that the LCD light valve structure also includes stacking gradually, the first PI layers, liquid crystal layer, the 2nd PI layers, two
Silicon oxide layer, ITO electrode layer, the silicon wafer electrode layer, the first PI layers, liquid crystal layer, the 2nd PI layers, silicon dioxide layer, ITO electrode
Layer is contained in the seal cavity, and the silicon wafer electrode layer is fitted with crystal silicon substrate piece, the ITO electrode layer and the glass
Substrate film is fitted；
The LCD light valve structure also includes antireflective coating and metal connecting layer, and the antireflective coating fits in the glass
On substrate film and outside the seal cavity, the metal connecting layer is fitted on the glass substrate piece and is located at described close
Outside envelope cavity.
Wherein in one embodiment, the thickness of the sealed frame is 0.3~0.4mm.
Wherein in one embodiment, the thickness of the sealed frame is 0.35mm.
Wherein in one embodiment, the reflectivity of the antireflective coating<0.2%.
Wherein in one embodiment, the refractive index of the ITO electrode layer is 1.546 ± 0.01.
Wherein in one embodiment, the resistance of the ITO electrode layer<400 Europe.
Wherein in one embodiment, the thickness of the ITO electrode layer is 29~32nm.
Wherein in one embodiment, the reflectivity of the ITO electrode layer<0.3%.
Wherein in one embodiment, the refractive index of the silicon dioxide layer is 1.4505 ± 0.01.
LCD light valve structure of the present utility model is a kind of light valve selector as non-visible light, and antireflective coating effectively allows
Infrared light, can select the selection to specific band light according to antireflective coating material and thickness.
The design of LCD light valve structure of the present utility model reduces light lamella than traditional LCD light valve, while increased anti-reflection
Film layer.Antireflective coating alternatively light anti-reflection film, light enters liquid crystal after PI layers by crystal silicon substrate piece, silicon wafer electrode layer, the first
Layer, external circuit gives PI layers, a 2nd PI layers of electric field, by controlling the ordered state of electric field controls liquid crystal molecule, reaches control
The purpose of optical signal processed, light by after liquid crystal layer again through the 2nd PI layers, silicon dioxide layer, ITO electrode layer, glass substrate piece,
Antireflective coating, final optical signal arriving signal detector.
LCD light valve structure design of the present utility model has the advantages that compared to existing design：
Increased antireflective coating can reduce the light reflectivity in particular range, increase the percent of pass of light, different light waves
The film of plating unlike material and thickness may be selected.Increase the metal level of cabling outside viewing area, make display evenly.
LCD light valve structure of the present utility model can be worked to visible ray with the optical signal of wave section, be common LCD light valve
The inaccessiable effect of display institute.
In addition, substituting glass with crystal silicon substrate piece, integrated circuit is more, and aperture opening ratio is high, reduces production cost.
Brief description of the drawings
Fig. 1 is the schematic diagram of traditional LCD light valve structure；
Fig. 2 is the schematic diagram of the LCD light valve structure of the embodiment of the utility model one.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.But, the utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these implementation methods is to make to this practicality newly
It is more thorough comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
For illustrative purposes only, it is unique implementation method to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with technology of the present utility model is belonged to
The implication that the technical staff in domain is generally understood that is identical.It is herein to be in term used in the description of the present utility model
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all of combination of one or more related Listed Items.
As shown in Fig. 2 it is the schematic diagram of the LCD light valve structure 10 of the embodiment of the utility model one.
A kind of LCD light valve structure 10, including：Crystal silicon substrate piece 100, glass substrate piece 200 and sealed frame 300.Silicon wafer
Substrate film 100 and the interval setting of glass substrate piece 200, sealed frame 300 are located at crystal silicon substrate piece 100 and glass substrate piece 200
Between, crystal silicon substrate piece 100 forms seal cavity 400 with glass substrate piece 200 by sealed frame 300.
LCD light valve structure 10 also includes silicon wafer electrode layer 510, PI (polyimides) layer 520, liquid crystal for stacking gradually
The 530, the 2nd PI layers 540, silicon dioxide layer 550, ITO (Indium Tin Oxides, tin indium oxide) electrode layer 560 of layer.Silicon wafer
PI layers 520 of electrode layer the 510, the, PI layers 540 of liquid crystal layer the 530, the 2nd, silicon dioxide layer 550, ITO electrode layer 560 are contained in
In seal cavity 400, silicon wafer electrode layer 510 is fitted with crystal silicon substrate piece 100, and ITO electrode layer 560 is pasted with glass substrate piece 200
Close.
LCD light valve structure 10 also includes antireflective coating 600 and metal connecting layer 700, and antireflective coating 600 fits in glass base
On plate 200 and outside seal cavity 400, metal connecting layer 700 is fitted on glass substrate piece 200 and is located at seal cavity
Outside 400.
In the present embodiment, the thickness of sealed frame is 0.3~0.4mm, and further, the thickness of sealed frame is preferably
0.35mm。
In the present embodiment, the reflectivity of antireflective coating 600<0.2%.
In the present embodiment, the refractive index of ITO electrode layer 560 is 1.546 ± 0.01, the resistance of ITO electrode layer 560<400
Europe, the thickness of ITO electrode layer 560 is 29~32nm, the reflectivity of ITO electrode layer 560<0.3%.
In the present embodiment, the refractive index of silicon dioxide layer 550 is 1.4505 ± 0.01, the thickness of silicon dioxide layer 550
It is 560 ± 20nm.
In the present embodiment, the thickness of metal connecting layer 700 is 500 ± 25nm.
A kind of manufacture craft for making above-mentioned LCD light valve structure 10, comprises the following steps：
Crystal silicon substrate piece is cleaned, is located in crystal silicon substrate piece and silicon wafer electrode is etched on the surface in seal cavity
Layer；
Glass substrate piece is cleaned, is located on the surface in seal cavity in glass substrate piece and is etched ITO electrode layer；
Secondary cleaning is carried out to etching the crystal silicon substrate piece of silicon wafer electrode layer, the glass substrate piece of etching ITO electrode layer；
PI layers of the coating the on silicon wafer electrode layer, PI layers of the coating the 2nd in ITO electrode layer；
To the first PI layers and the 2nd PI layers carry out friction orientation；
Crystal silicon substrate piece is sealed with glass substrate piece by sealed frame, is obtained seal cavity；
It is located on the surface outside seal cavity in glass substrate piece and plates antireflective coating；
Liquid crystal filling is obtained by liquid crystal layer in the first PI layers and the 2nd between PI layers by the irrigation crystal of sealed frame mouthful；
Irrigation crystal mouthful to sealed frame is sealed.
LCD light valve structure 10 of the present utility model is a kind of light valve selector as non-visible light, and antireflective coating 600 has
Effect allows infrared light, selection that can be according to the material of antireflective coating 600 and thickness selection to specific band light.
The design of LCD light valve structure 10 of the present utility model reduces light lamella than traditional LCD light valve, while increased
Permeable membrane layer 600.The alternatively light anti-reflection film of antireflective coating 600, light passes through crystal silicon substrate piece 100, silicon wafer electrode layer 510, first
Enter liquid crystal layer 530 after PI layers 520, external circuit gives PI layers of the 520, the 2nd PI layers of 540 electric field, by controlling electric field controls
The ordered state of liquid crystal molecule, reaches the purpose of control optical signal, light by after liquid crystal layer 530 again through the 2nd PI layers 540, two
Silicon oxide layer 550, ITO electrode layer 560, glass substrate piece 200, antireflective coating 600, final optical signal arriving signal detector.
LCD light valve structure 10 of the present utility model is designed and had the advantages that compared to existing design：
Increased antireflective coating 600 can reduce the light reflectivity in particular range, increase the percent of pass of light, different light
Ripple may be selected to plate the film of unlike material and thickness.Increase the metal level of cabling outside viewing area, make display evenly.
LCD light valve structure 10 of the present utility model can be worked to visible ray with the optical signal of wave section, be common LCD light
The inaccessiable effect of valve display institute.
In addition, substituting glass with crystal silicon substrate piece 100, integrated circuit is more, and aperture opening ratio is high, reduces production cost.
The above implementation method only expresses several embodiments of the present utility model, and its description is more specific and detailed
Carefully, but can not therefore and be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that general for this area
For logical technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of LCD light valve structure, it is characterised in that including：Crystal silicon substrate piece, glass substrate piece and sealed frame, the silicon
Brilliant substrate film and the glass substrate piece interval setting, the sealed frame are located at the crystal silicon substrate piece and the glass substrate
Between piece, the crystal silicon substrate piece forms seal cavity with the glass substrate piece by the sealed frame；
Silicon wafer electrode layer that the LCD light valve structure also includes stacking gradually, the first PI layers, liquid crystal layer, the 2nd PI layers, titanium dioxide
Silicon layer, ITO electrode layer, the silicon wafer electrode layer, the first PI layers, liquid crystal layer, the 2nd PI layers, silicon dioxide layer, ITO electrode layer receive
It is dissolved in the seal cavity, the silicon wafer electrode layer is fitted with crystal silicon substrate piece, the ITO electrode layer and the glass substrate
Piece is fitted；
The LCD light valve structure also includes antireflective coating and metal connecting layer, and the antireflective coating fits in the glass substrate
On piece and outside the seal cavity, the metal connecting layer is fitted on the glass substrate piece and is located at the annular seal space
In vitro.
2. LCD light valve structure according to claim 1, it is characterised in that the thickness of the sealed frame is 0.3~
0.4mm。
3. LCD light valve structure according to claim 2, it is characterised in that the thickness of the sealed frame is 0.35mm.
4. LCD light valve structure according to claim 1, it is characterised in that the reflectivity of the antireflective coating<0.2%.
5. LCD light valve structure according to claim 1, it is characterised in that the refractive index of the ITO electrode layer is 1.546
±0.01。
6. LCD light valve structure according to claim 5, it is characterised in that the resistance of the ITO electrode layer<400 Europe.
7. LCD light valve structure according to claim 6, it is characterised in that the thickness of the ITO electrode layer is 29~
32nm。
8. LCD light valve structure according to claim 7, it is characterised in that the reflectivity of the ITO electrode layer<0.3%.
9. LCD light valve structure according to claim 1, it is characterised in that the refractive index of the silicon dioxide layer is
1.4505±0.01。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621103342.7U CN206193415U (en) | 2016-09-30 | 2016-09-30 | LCD light valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621103342.7U CN206193415U (en) | 2016-09-30 | 2016-09-30 | LCD light valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206193415U true CN206193415U (en) | 2017-05-24 |
Family
ID=58731402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621103342.7U Active CN206193415U (en) | 2016-09-30 | 2016-09-30 | LCD light valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206193415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353935A (en) * | 2016-09-30 | 2017-01-25 | 康惠（惠州）半导体有限公司 | LCD light valve structure and manufacturing process thereof |
| CN109917596A (en) * | 2019-03-21 | 2019-06-21 | 厦门天马微电子有限公司 | A kind of display panel and display device |
-
2016
- 2016-09-30 CN CN201621103342.7U patent/CN206193415U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353935A (en) * | 2016-09-30 | 2017-01-25 | 康惠（惠州）半导体有限公司 | LCD light valve structure and manufacturing process thereof |
| CN109917596A (en) * | 2019-03-21 | 2019-06-21 | 厦门天马微电子有限公司 | A kind of display panel and display device |
| CN109917596B (en) * | 2019-03-21 | 2021-09-28 | 厦门天马微电子有限公司 | Display panel and display device |
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