CN204188912U - The face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal disperses microtrabeculae mirror chip - Google Patents
The face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal disperses microtrabeculae mirror chip Download PDFInfo
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- CN204188912U CN204188912U CN201420623879.0U CN201420623879U CN204188912U CN 204188912 U CN204188912 U CN 204188912U CN 201420623879 U CN201420623879 U CN 201420623879U CN 204188912 U CN204188912 U CN 204188912U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 116
- 201000009310 astigmatism Diseases 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims description 18
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- 229920001721 polyimide Polymers 0.000 claims description 3
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- 230000008569 process Effects 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 208000005168 Intussusception Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
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- 230000006872 improvement Effects 0.000 description 2
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- 150000001875 compounds Chemical class 0.000 description 1
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- 210000000697 sensory organ Anatomy 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The utility model discloses a kind of face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal and disperse microtrabeculae mirror chip, comprise: liquid crystal astigmatism microtrabeculae lens array, first drives control signal input port, and second drives control signal input port, liquid crystal astigmatism microtrabeculae lens array is m × n unit, wherein m, n is the integer be greater than, liquid crystal astigmatism microtrabeculae lens array adopts sandwiching liquid crystal structure, and be provided with the first substrate in turn between levels, top layer face battery lead plate, inter-electrode dielectric layer, top layer pattern polarizing electrode plate, first liquid crystal alignment layer, liquid crystal layer, second liquid crystal alignment layer, mesh is ground electrode plate altogether, second substrate, top layer face battery lead plate and mesh altogether ground electrode plate are produced on the first substrate and the second substrate, top layer pattern polarizing electrode plate is made up of m × n micro-oblong aperture ordered arrangement, the common ground electrode plate of mesh is evenly arranged by multiple hole and is formed.The utility model compact conformation, efficiently can carry out misconvergence of beams and deliver and meticulous modulation, controls flexibly, good environmental adaptability.
Description
Technical field
The utility model belongs to stereo display technique field, more specifically, relates to a kind of face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal and disperses microtrabeculae mirror chip.
Background technology
So-called three-dimensional or 3D vision is that a kind of binocular parallax based on people distinguishes the three-dimensional sense organ that object distance produces.By being separated the flat image that right and left eyes is seen, observer can being made to pass through two-dimentional display plane, observe image or the video information of the depth perception that has living space, produce the sensation of coming to its border personally.Up to now, develop the multiple stereo display technique synthesized with differentiation based on plane picture delivery, as typical polarising glass, parallax barrier stereo display, point to light source sequential synthesis 3-D display, the three-dimensional compound display of stacked video, array microtrabeculae mirror 3-D display and the compatible display of electrically-controlled liquid crystal microtrabeculae mirror plane solid etc.Three-dimensional its typical technology feature of compatible display mode in electrically-controlled liquid crystal microtrabeculae mirror plane with obvious Commercial Prospect comprises: (one) installs skim electrically-controlled liquid crystal microtrabeculae lens array additional before display screen, and what make display screen is placed on liquid crystal microtrabeculae mirror focal plane as plane; (2) based on the image-region covered by unit liquid crystal microtrabeculae mirror, be divided into public overlapping sequence subimage, and be shipped on different post refractive directions further by microtrabeculae mirror; (3), when eyes observe with different visual angles the screen covered by liquid crystal microtrabeculae mirror, by obtaining the subgraph image set also warp synthesis further in orientation, place, full width face stereo image information is obtained.Its physical structure and relative with the coupling scheme of display screen succinct, have stereo display effect good, brightness is high, can become graphic operation by automatically controlled switching surface with solid, with liquid crystal and standard micro photoelectron process compatible, the feature such as good and advantage of lower cost of high, the commercial prospect of technology maturity.Up to now, the potential Commercial Prospect presented at stereo-picture and field of video displaying based on electrically-controlled liquid crystal microtrabeculae lens array and technical development advantage, make this technology receive extensive concern.
Although electrically-controlled liquid crystal microtrabeculae lens array has shown some advantages at the two-dimentional three-dimensional universal display technical elements of development, but still there are some and restrict the obvious deficiency that further develops and defect, main to concentrate in the following areas: (one) delivers with orientation carrying out further compartmentalization segmentation based on unit liquid crystal microtrabeculae mirror to the plane local image that it covers, be formed with public overlapping subimage sequence, and obtain in this process of 3-D view by eyes observation with synthesis, as its physical dimension of unit microtrabeculae mirror of sub-aperture as basic display pixel size, determine its spatial resolution of constructed 3-D view or sharpness, the wretched insufficiency because its face shape size of microtrabeculae mirror is still comparatively large at present, (2) its light beam of liquid crystal microtrabeculae mirror delivers usefulness, by the conventional voltage signal deciding be applied on microtrabeculae mirror control electrode, still lack the finely regulating ability of its aspheric refractive rate space distribution form of microtrabeculae mirror, be reflected in its light beam of sub-aperture deliver and aberration cannot carry out meticulous compensation and revise this one side, (3) the refractive index spatial distributional pattern that adopts is the liquid crystal microtrabeculae mirror that light converges mode more at present, and its image delivers visual field or display visual field relative narrowness, and the increase pattern distortion with visual angle is gradually obvious.Above-mentioned drawbacks limit array electrically-controlled liquid crystal microtrabeculae mirror, in effective performance of its technical advantage of stereo display application aspect.
At present, how based on patterned electrodes technology, set up array electrically-controlled liquid crystal light disperse microtrabeculae mirror control light transmittance efficiency can the technical measures of finely regulating, set up liquid crystal light to disperse its optical parameter of microtrabeculae mirror and comprise aberration, visual field, point spread function, burnt length and depth of focus etc., and the one-to-one relationship between the electricity controling parameter of liquid crystal device, and optical parameter is carried out further by electrical parameter the next quick and finely regulating subimage delivery usefulness of sign that becomes more meticulous, become and dispersed microtrabeculae mirror by coupling electrically-controlled liquid crystal light and electrically-controlled liquid crystal light converges microtrabeculae mirror, realize visual field expansion and wave beam and picture element to become more meticulous regulation and control, promote electrically-controlled liquid crystal microtrabeculae mirror dimension display technologies and further develop faced critical problem, in the urgent need to new breakthrough.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal and disperses microtrabeculae mirror chip, it can realize the automatically controlled structure of the liquid crystal astigmatism microtrabeculae lens array of refraction type diverging incident beam, and carries out finely regulating based on two-way voltage signal to display visual field and picture element.
For achieving the above object, according to an aspect of the present utility model, provide a kind of face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal and disperse microtrabeculae mirror chip, comprise: liquid crystal astigmatism microtrabeculae lens array, first drives control signal input port, and second drives control signal input port, liquid crystal astigmatism microtrabeculae lens array is m × n unit, wherein, m, n is the integer be greater than, liquid crystal astigmatism microtrabeculae lens array adopts sandwiching liquid crystal structure, and be provided with the first substrate in turn between levels, top layer face battery lead plate, inter-electrode dielectric layer, top layer pattern polarizing electrode plate, first liquid crystal alignment layer, liquid crystal layer, second liquid crystal alignment layer, mesh is ground electrode plate altogether, second substrate, top layer face battery lead plate and mesh altogether ground electrode plate are produced on the first substrate and the second substrate, top layer pattern polarizing electrode plate is made up of m × n micro-oblong aperture ordered arrangement, the common ground electrode plate of mesh is evenly arranged by multiple hole and is formed, a metal electrode lead-in wire is extended respectively from top layer face battery lead plate and top layer pattern polarizing electrode plate, one end that control signal input port and second drives control signal input port is driven in access first, be total to ground electrode plate from mesh and extend two metal electrodes lead-in wires respectively, the other end that control signal input port and second drives control signal input port is driven in access first, first drives control signal input port and second drives control signal input port for providing voltage signal V for top layer face battery lead plate and the mesh electrode pair that ground electrode plate forms altogether
1, and provide voltage signal V for the electrode pair of top layer pattern polarizing electrode plate and mesh ground electrode plate composition altogether
2, and V
1>V
2.
Preferably, after entering liquid crystal astigmatism microtrabeculae lens array from the subimage wave beam of optically focused microtrabeculae lens array outgoing, by modulation V
1signal, carries out modulation to the refractive index spatial distributional pattern of constructed liquid crystal material, thus obtains a certain liquid-crystal refractive-index space distribution form, meticulous modulation V subsequently
2signal, to based on V
1the beam divergence state of signal carries out meticulous adjustment, and antithetical phrase image aberration carries out school tune, and the subimage wave beam of institute's outgoing forms the stereo-picture light field after the expansion of display visual field through coupling.
Preferably, described chip also comprises chip housing, liquid crystal astigmatism microtrabeculae lens array is positioned at chip housing and is connected with it, the light entrance face of liquid crystal astigmatism microtrabeculae lens array and light-emitting face are windowed out exposed by the end face of chip housing and bottom surface, first drives control signal input port and second drives control signal input port and is arranged on chip housing, and outside exposed by the lateral opening hole of chip housing.
Preferably, the first liquid crystal alignment layer and the second liquid crystal alignment layer are made by polyimide.
Preferably, the insulation course between top layer face battery lead plate and top layer pattern polarizing electrode plate is by the SiO of submicrometer-thick
2make.
Preferably, the first substrate and the second substrate are made by homogeneity optical material.
Preferably, the light anti-reflection film of homogeneity is all shaped with at the light entrance face of the first substrate and the light-emitting face of the second substrate.
In general, the above technical scheme conceived by the utility model compared with prior art, can obtain following beneficial effect:
1, control mode adjusting misconvergence of beams is driven based on two-way: by arranging mutual intussusception bipolar electrode pair in liquid crystal astigmatism microtrabeculae lens array, under two-way voltage signal drives control, form the particular spatial distribution form of liquid crystal material refractive index, building can the outgoing wave field of meticulous modulation light degree of divergence.
2, modulation wave beam delivers visual field: pass through loaded two-way voltage signal, disperses rapid build and meticulous modulation display visual field based on refraction type light.
3, change the line map picture aberration and wavefront in school: pass through loaded two-way and drive and control the refractive index spatial distributional pattern of signal to liquid crystal material and carry out meticulous adjustment, thus carry out meticulous adjustment to light field aberration and wavefront.
4, intelligent: the two-way electricity loaded by modulation drives control signal, the modulation operation of pair array light field or can be controlled constraint, the intervention of light effect or launch under guiding in priori, has intelligent feature.
5, control usefulness is driven high: driving based on loading two-way the wave beam delivery mode that control aspect controls liquid crystal astigmatism microtrabeculae lens array, there is the light field that usefulness is stronger and precision is higher and build and modulation ability.
Accompanying drawing explanation
Fig. 1 is that the face battle array electrically-controlled liquid crystal light that the utility model drives control based on two-way voltage signal disperses microtrabeculae mirror chip structure schematic diagram;
Fig. 2 is the structural representation of the utility model liquid crystal astigmatism microtrabeculae lens array.
Fig. 3 is the optical beam transformation schematic diagram of the utility model liquid crystal astigmatism microtrabeculae mirror.
Fig. 4 is the equivalent electric structural representation of the utility model liquid crystal astigmatism microtrabeculae mirror.
Fig. 5 is the equivalent electric structural representation of the utility model liquid crystal astigmatism microtrabeculae lens array.
In all of the figs, identical Reference numeral is used for representing identical element or structure, wherein:
1-drives control signal first input end mouth, and 2-drives control signal second input port, 3-liquid crystal astigmatism microtrabeculae lens array, 4-chip housing.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
As shown in Figure 1, the utility model is dispersed microtrabeculae mirror chip based on the face battle array electrically-controlled liquid crystal light that two-way voltage signal drives control and is comprised: chip housing 4, liquid crystal astigmatism microtrabeculae lens array 3, first drive control signal input port 1 and second and drive control signal input port 2.
Liquid crystal astigmatism microtrabeculae lens array 3 is positioned at chip housing 4 and is connected with it.
The light entrance face of liquid crystal astigmatism microtrabeculae lens array 3 and light-emitting face are windowed out exposed by the end face of chip housing 4 and bottom surface.
Liquid crystal astigmatism microtrabeculae lens array is m × n unit, and wherein, m, n are the integer being greater than 1.The double-deck insulating electrode mutually of the end face that interconnects in liquid crystal astigmatism microtrabeculae lens array and bottom surface public electrode are synchronously powered up.
After entering liquid crystal astigmatism microtrabeculae lens array 3 from the subimage wave beam of optically focused microtrabeculae lens array outgoing, by modulation V
1signal, carries out modulation to the refractive index spatial distributional pattern of constructed liquid crystal material, thus obtains a certain liquid-crystal refractive-index space distribution form, meticulous modulation V subsequently
2signal, to based on V
1the beam divergence state of signal carries out meticulous adjustment, and antithetical phrase image aberration carries out school tune, and the subimage wave beam of institute's outgoing forms the stereo-picture light field after the expansion of display visual field through coupling.Load single channel voltage signal, can the particular spatial distribution form of rapid build and modulation liquid crystal material, another road voltage signal of modulation can further meticulous adjustment Transmission field on this basis.
First drives control signal input port 1 and second drives control signal input port 2 and is arranged on chip housing 4, and outside exposed by the lateral opening hole of chip housing 4.
As shown in Figure 2, liquid crystal astigmatism microtrabeculae lens array of the present utility model adopts sandwiching liquid crystal structure, and is provided with the first substrate 31, top layer face battery lead plate 32, inter-electrode dielectric layer 33, top layer pattern polarizing electrode plate 34, first liquid crystal alignment layer 35, liquid crystal layer 36, second liquid crystal alignment layer 37, mesh ground electrode plate 38, second substrate 39 altogether between levels in turn.
Top layer face battery lead plate 32 and mesh altogether ground electrode plate 38 are produced on the first substrate 31 and the second substrate 39.
First and second liquid crystal alignment layers 35,37 are made by polyimide, but should understand alignment layer material and be not limited thereto, and also can be that other can form the channel material of the nanoscale degree of depth and width.
Insulation course between top layer face battery lead plate A32 and top layer pattern polarizing electrode plate 34 is by the SiO of submicrometer-thick
2making, but should understand electricity isolated layer material and be not limited thereto, also can be that other can form the material of electrical isolation.
First substrate 31 and the second substrate 39 are made by homogeneity optical material.
Top layer pattern polarizing electrode plate 34 is made up of m × n micro-oblong aperture ordered arrangement, and wherein, m, n are the integer being greater than 1.
Mesh micro-square hole (or micro-circular hole) that ground electrode plate 38 is several microns by aperture altogether is evenly arranged and is formed.
A metal electrode lead-in wire is extended respectively from top layer face battery lead plate 32 and top layer pattern polarizing electrode plate 34, one end that control signal input port 1 and second drives control signal input port 2 is driven in access first, be total to ground electrode plate 38 from mesh and extend two metal electrodes lead-in wires respectively, the other end that control signal input port 1 and second drives control signal input port 2 is driven in access first.
The light anti-reflection film (not marking in figure) of homogeneity is all shaped with at the light entrance face of the first substrate 31 and the light-emitting face of the second substrate 39.
As Fig. 3 and as shown in Figure 4, its optical beam transformation effect of liquid crystal astigmatism microtrabeculae mirror of the present utility model is by being carried in top layer face battery lead plate 32/ mesh ground electrode plate 38 and the top layer pattern polarizing electrode plate 34/ mesh voltage signal V altogether on these two electrode pairs of ground electrode plate 38 altogether
1and V
2determine, and meet V
1>V
2relation.Top layer face battery lead plate 32 and the top layer pattern polarizing electrode plate 34 of liquid crystal astigmatism microtrabeculae mirror are electrically isolated from each other, and interpolar equivalent capacity is C
aB.Top layer pattern polarizing electrode plate 34 and the equivalent capacity of mesh altogether between ground electrode plate 38 are C
bG; Local top layer face battery lead plate 32, by the oblong aperture of hollow out in top layer pattern polarizing electrode plate 34, is C with the poroid altogether equivalent capacity that ground electrode plate 38 is formed of LAN (Local Area Network)
aG; When choosing a certain all square V
2value when remaining unchanged, by applying V
1signal, in the liquid crystal material of filling in the microcavity altogether between ground electrode plate 38 at patterned electricity pole plate 34 and mesh, rapid build plays the recessed refraction microtrabeculae mirror with routine and has the refractive index spatial distributional pattern of equivalent beam divergence usefulness; By modulation V
1signal, can carry out modulation to its refractive index spatial distributional pattern of constructed liquid crystal material, thus obtains specific beam divergence state fast; By loading V
1signal and after obtaining a certain liquid-crystal refractive-index space distribution form, meticulous modulation V
2signal, will carry out meticulous correction of the flank shape to its refractive index spatial distributional pattern of liquid crystal material, namely to based on V
1the beam divergence state of signal carries out meticulous adjustment, and antithetical phrase image aberration carries out school tune; Two-way voltage signal drives its equivalent electric structure of liquid crystal astigmatism microtrabeculae mirror of control, can be altered to connect by the equivalent series capacitance of every unit liquid crystal microtrabeculae mirror or equivalent single capacitor to be formed; By adopting mesh ground electrode plate altogether, the interchange thermal effect of metal electrode can be dropped to minimum level and make it firmly be coupled with substrate.
As shown in Figure 5, the liquid crystal astigmatism microtrabeculae lens array of the utility model embodiment is based on C
aBwith C
bGequivalent string electric structure in parallel, can be considered that the upper strata shunt capacitance of array and lower floor's shunt capacitance of array alter to connect and form.
For making those skilled in the art understand the utility model better, illustrate that face battle array electrically-controlled liquid crystal light that the two-way voltage signal of the utility model embodiment drives control disperses the principle of work of microtrabeculae mirror chip below in conjunction with Fig. 1 to Fig. 5.
First two-way voltage signal line is accessed respectively first drive control signal input port and second drive control signal input port, input voltage signal respectively and be carried in face battle array electrically-controlled liquid crystal light and disperse on the electrode pair of two mutual intussusceptions of microtrabeculae lens array.
The face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal is dispersed microtrabeculae mirror chip and is placed in optical system for testing, or with converged to be coupled with the flat-paneled display screens intimate surface of the stereo display screen formed of microtrabeculae mirror by face battle array light and be coupled.
After the incident beam of carrying stereo image information enters liquid crystal astigmatism microtrabeculae lens array, drive with two-way voltage signal and control the liquid crystal molecule with specific refractive index space distribution form time to build and interact, the array misconvergence of beams form in refraction type.Realize the image display light field of dispersing delivery, the expansion of display visual field, stereoscopic sensation enhancing further.Image aberration in school light modulation bundle conversion process and wavefront, implement meticulously to drive control and modulation realizes to liquid crystal astigmatism microtrabeculae mirror system by loading two-way voltage signal.
Electrically-controlled liquid crystal astigmatism microtrabeculae lens array comprises liquid crystal material, liquid crystal alignment layer, metal electrode and lead-in wire thereof, substrate and light anti-reflection film system, the lower surface of liquid crystal material covers liquid crystal alignment layer, metal electrode, substrate and anti-reflection film successively, and upper surface covers liquid crystal alignment layer, metal electrode, substrate, electric insulation layer, metal electrode, substrate and anti-reflection film successively.The face battle array electrically-controlled liquid crystal light that described two-way voltage signal drives control disperses microtrabeculae mirror chip for expanding the Space Angle region of carrier image information wave beam, and carries out meticulous school tune to aberration and wavefront.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. the face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal disperses a microtrabeculae mirror chip, comprising: liquid crystal astigmatism microtrabeculae lens array, first drives control signal input port and second and drives control signal input port, it is characterized in that,
Liquid crystal astigmatism microtrabeculae lens array is m × n unit, and wherein, m, n are the integer be greater than;
Liquid crystal astigmatism microtrabeculae lens array adopts sandwiching liquid crystal structure, and is provided with the first substrate, top layer face battery lead plate, inter-electrode dielectric layer, top layer pattern polarizing electrode plate, the first liquid crystal alignment layer, liquid crystal layer, the second liquid crystal alignment layer, mesh ground electrode plate, the second substrate altogether between levels in turn;
Top layer face battery lead plate and mesh altogether ground electrode plate are produced on the first substrate and the second substrate;
Top layer pattern polarizing electrode plate is made up of m × n micro-oblong aperture ordered arrangement;
The common ground electrode plate of mesh is evenly arranged by multiple hole and is formed;
A metal electrode lead-in wire is extended respectively from top layer face battery lead plate and top layer pattern polarizing electrode plate, one end that control signal input port and second drives control signal input port is driven in access first, be total to ground electrode plate from mesh and extend two metal electrodes lead-in wires respectively, the other end that control signal input port and second drives control signal input port is driven in access first;
First drives control signal input port and second drives control signal input port for providing voltage signal V for top layer face battery lead plate and the mesh electrode pair that ground electrode plate forms altogether
1, and provide voltage signal V for the electrode pair of top layer pattern polarizing electrode plate and mesh ground electrode plate composition altogether
2, and V
1>V
2.
2. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that, after entering liquid crystal astigmatism microtrabeculae lens array from the subimage wave beam of optically focused microtrabeculae lens array outgoing, by modulation V
1signal, carries out modulation to the refractive index spatial distributional pattern of constructed liquid crystal material, thus obtains a certain liquid-crystal refractive-index space distribution form, meticulous modulation V subsequently
2signal, to based on V
1the beam divergence state of signal carries out meticulous adjustment, and antithetical phrase image aberration carries out school tune, and the subimage wave beam of institute's outgoing forms the stereo-picture light field after the expansion of display visual field through coupling.
3. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that,
Described chip also comprises chip housing;
Liquid crystal astigmatism microtrabeculae lens array is positioned at chip housing and is connected with it;
The light entrance face of liquid crystal astigmatism microtrabeculae lens array and light-emitting face are windowed out exposed by the end face of chip housing and bottom surface;
First drives control signal input port and second drives control signal input port and is arranged on chip housing, and outside exposed by the lateral opening hole of chip housing.
4. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that, the first liquid crystal alignment layer and the second liquid crystal alignment layer are made by polyimide.
5. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that, the insulation course between top layer face battery lead plate and top layer pattern polarizing electrode plate is by the SiO of submicrometer-thick
2make.
6. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that, the first substrate and the second substrate are made by homogeneity optical material.
7. according to claim 1 battle array electrically-controlled liquid crystal light disperses microtrabeculae mirror chip, it is characterized in that, is all shaped with the light anti-reflection film of homogeneity at the light entrance face of the first substrate and the light-emitting face of the second substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623879.0U CN204188912U (en) | 2014-10-24 | 2014-10-24 | The face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal disperses microtrabeculae mirror chip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623879.0U CN204188912U (en) | 2014-10-24 | 2014-10-24 | The face battle array electrically-controlled liquid crystal light driving control based on two-way voltage signal disperses microtrabeculae mirror chip |
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| Publication Number | Publication Date |
|---|---|
| CN204188912U true CN204188912U (en) | 2015-03-04 |
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ID=52620893
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317078A (en) * | 2014-10-24 | 2015-01-28 | 华中科技大学 | Area array electronically-controlled liquid crystal light-diverging micro-cylinder chip based on dual voltage signal drive control |
| WO2017041167A1 (en) * | 2015-09-12 | 2017-03-16 | Lensvector Inc. | Liquid crystal beam control device and manufacture |
| US11221539B2 (en) | 2016-09-22 | 2022-01-11 | Lensvector Inc. | Liquid crystal beam control device generating flat-top distribution |
| US11703721B2 (en) | 2015-09-12 | 2023-07-18 | Lensvector Inc. | Liquid crystal beam control device |
-
2014
- 2014-10-24 CN CN201420623879.0U patent/CN204188912U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317078A (en) * | 2014-10-24 | 2015-01-28 | 华中科技大学 | Area array electronically-controlled liquid crystal light-diverging micro-cylinder chip based on dual voltage signal drive control |
| CN104317078B (en) * | 2014-10-24 | 2017-01-25 | 华中科技大学 | Area array electronically-controlled liquid crystal light-diverging micro-cylinder chip based on dual voltage signal drive control |
| WO2017041167A1 (en) * | 2015-09-12 | 2017-03-16 | Lensvector Inc. | Liquid crystal beam control device and manufacture |
| US11703721B2 (en) | 2015-09-12 | 2023-07-18 | Lensvector Inc. | Liquid crystal beam control device |
| US11221539B2 (en) | 2016-09-22 | 2022-01-11 | Lensvector Inc. | Liquid crystal beam control device generating flat-top distribution |
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