CN113888957A - Modulation assembly for pixel time sequence light splitting - Google Patents
Modulation assembly for pixel time sequence light splitting Download PDFInfo
- Publication number
- CN113888957A CN113888957A CN202111226851.4A CN202111226851A CN113888957A CN 113888957 A CN113888957 A CN 113888957A CN 202111226851 A CN202111226851 A CN 202111226851A CN 113888957 A CN113888957 A CN 113888957A
- Authority
- CN
- China
- Prior art keywords
- point light
- panel
- control
- backlight module
- projection
- 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.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a modulation component for pixel time sequence light splitting, which comprises: the backlight module comprises a plurality of single-point light sources; the backlight module is correspondingly arranged on one side of the projection panel, and the projection panel is used for modulating the single-point light emitted by the single-point light source into multi-point light; the control panel is attached to the projection panel and used for controlling the number of the single-point light projected on the projection panel. According to the invention, the projection panel is arranged on one side of the backlight module, and modulates the single-point light emitted by the single-point light source on the backlight module into the multi-point light, so that the density of the color points is increased under the condition of not changing the quantity of the light sources, the same display effect as that of the micro LED and miniLED technologies can be realized, meanwhile, the production cost is reduced, and the quantity of the single-point light projection is controlled through the control panel, so that the generated multi-point light is independently controlled, the display effect of the image is improved, and a better viewing effect is provided for a user.
Description
Technical Field
The invention relates to the technical field of image display, in particular to a modulation component for pixel time sequence light splitting.
Background
With the rapid development of technologies, display technologies are being iterated at a very fast speed, for example, a micro led display technology and a miniLED display technology are applied as a latest generation of display technologies to be successfully carried on a display product, and compared with a conventional OLED technology, the display technology has the beneficial effects of higher brightness, better light emitting efficiency and lower power consumption.
In the prior art, the principle of the new generation of display technologies, namely, micro LEDs and minileds, being capable of achieving precise dynamic backlight effect lies in that the size of LEDs for achieving the light emitting effect is precisely limited, but a high-density LED backlight module also causes high heat generation, and the high price also causes that the technology cannot be popularized in the public in a short time.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
In order to solve the problems that the high-density backlight module in the new generation display technology micro LED and miniLED in the prior art can cause high heating value, the manufacturing cost is high, and the high-density backlight module is difficult to popularize in the market, the invention provides a modulation component for pixel time sequence light splitting, which is realized by the following technical scheme:
a modulating component for pixel temporal splitting, wherein the split pixel control component comprises:
the backlight module comprises a plurality of single-point light sources;
the backlight module is correspondingly arranged on one side of the projection panel, and the projection panel is used for modulating the single-point light emitted by the single-point light source into multi-point light;
the control panel is attached to the projection panel and used for controlling the number of the single-point light projected on the projection panel.
The modulation component for pixel time sequence light splitting further comprises:
the display panel is correspondingly arranged on the other side of the projection panel, and the plurality of multi-point lights are projected on the display panel.
The modulation component of pixel time sequence light splitting is characterized in that a plurality of light splitting units are arranged on the projection panel in an array mode, and the light splitting units correspond to the single-point light sources arranged on the backlight module.
The modulation component for pixel time sequence light splitting is characterized in that the control panel is arranged on the opposite side of the projection panel corresponding to the backlight module.
The modulation assembly for pixel time sequence light splitting is characterized in that a plurality of control groups are arranged on the control panel in an array mode, the number of the control groups is the same as that of the light splitting units, and the control groups and the light splitting units are arranged in a one-to-one correspondence mode.
The modulation component for pixel time sequence light splitting is characterized in that the control group comprises a plurality of control units which are arranged in an array, and the control units are connected with a power supply and are independently controlled.
The modulation component of pixel time sequence light splitting, wherein, one side of the control panel is also provided with a controller, the controller is connected with a plurality of the control unit circuits, and the controller is connected with the backlight module by signals.
The modulation component for pixel time sequence light splitting is characterized in that the control unit is a component made of photoelectric control materials.
The invention has the beneficial effects that: according to the invention, the projection panel is arranged on one side of the backlight module, and modulates the single-point light emitted by the single-point light source on the backlight module into the multi-point light, so that the density of the color points is increased under the condition of not changing the number of the light sources, the same display effect as that of the micro LED and miniLED technologies can be realized, meanwhile, the production cost is reduced, the control panel is also attached to the adjusting and shooting panel, and the control panel controls the number of the single-point light projection, so that the generated multi-point light is independently controlled, the display effect of the image is improved, and a better viewing effect is provided for a user.
Drawings
FIG. 1 is a schematic diagram of the structure of a split image control assembly of the present invention;
in fig. 1: 100. a backlight module; 110. a single point light source; 200. a projection panel; 210. a light splitting unit; 300. a control panel; 310. a control group; 311. a control unit; 400. a display panel; 500. and a controller.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
In the prior art, the principle of the new generation of display technologies, namely, micro LEDs and minileds, being capable of achieving precise dynamic backlight effect lies in that the size of LEDs for achieving the light emitting effect is precisely limited, but a high-density LED backlight module also causes high heat generation, and the high price also causes that the technology cannot be popularized in the public in a short time.
Based on the above problems in the prior art, the present invention provides a modulation component for pixel time-sequential light splitting, as shown in fig. 1, the modulation component for pixel time-sequential light splitting includes: the backlight module 100, the backlight module 100 includes several single-point light sources 110; the backlight module 100 is correspondingly arranged on one side of the projection panel 200, and the projection panel 200 is used for modulating the single-point light emitted by the single-point light source 110 into multi-point light; and a control panel 300, wherein the control panel 300 is attached to the projection panel 200, and the control panel 300 is used for controlling the number of the single-point light projected on the projection panel 200.
According to the invention, the projection panel 200 is arranged on one side of the backlight module 100, and the projection panel 200 modulates the single-point light emitted by the single-point light source 110 on the backlight module 100 into the multi-point light, so that the density of the color points is increased under the condition of not changing the number of the light sources, the display effect same as that of the micro LED and miniLED technologies can be realized, the production cost is reduced, the number of the single-point light projection is controlled by the control panel 300, the generated multi-point light is independently controlled, the display effect of the image is improved, and a better viewing effect is provided for a user.
In the above embodiment, as shown in fig. 1, the modulation component for pixel time-series light splitting of the present invention includes a backlight module 100, a projection panel 200 and a control panel 300, wherein the backlight module 100 is provided with a plurality of single-point light sources 110, in this embodiment, after the plurality of single-point light sources 110 on the backlight module 100 are projected on the projection panel 200, light emitted by the single-point light sources 110 is modulated from a display state of single-point light to a display state of multi-point light, the multi-point light generated by modulation is arranged in an array, and a fundamental color does not change, that is, an operation of splitting a backlight pixel of a display is realized.
Further, in actual use, the control panel 300 attached to the projection panel 200 controls the number of light spots transmitted through the transmission panel, thereby controlling the number of generated multi-spot lights, and the actual feedback is to adjust the resolution, color gamut, and brightness of an image generated by the multi-spot lights.
In another embodiment of the present invention, as shown in fig. 1, the modulation assembly for pixel time-series light splitting further includes a display panel 400, the backlight module 100 is disposed on one side of the projection panel 200, the display panel 400 is disposed on the other side of the projection panel 200, and the display panel 400 is used for receiving the multi-point light modulated by the projection panel 200 and displaying an image generated by the multi-point light.
In the present invention, when the split image control assembly 310 is applied to a display, two setting modes are provided, that is, the display panel 400 is provided and the display panel 400 is not provided, when the display panel 400 is provided, the display panel 400 is a display surface of the display, which is the same as a screen of a display in the prior art, and when the display panel 400 is not provided, the multi-point light emitted from the projection panel 200 can be projected on any plane to function as a projector.
Specifically, in the above embodiment, the projection panel 200 is provided with the plurality of light splitting units 210, the plurality of light splitting units 210 correspond to the plurality of single-point light sources 110 disposed on the backlight module 100, single-point light rays emitted by the single-point light sources 110 are refracted on the light splitting units 210, are divided into multi-point light rays, and are displayed on the display panel 400 or the projection plane, because the number of pixel points of the modulated multi-point light rays is increased in a geometric multiple compared with that of the single-point light rays, the pixel density of a displayed image is increased, the display quality of a display screen image is made finer, and the display accuracy and the color softness are effectively improved.
Specifically, the light splitting unit 210 may be specifically configured as a lens, a Diffractive Optical Element (DOE), another optical element capable of achieving a light splitting effect, and the like when actually configured, and it is specifically required to be capable of accurately controlling the projected light intensity distribution.
In the above embodiments, the arrangement of the single-point light source 110 and the light splitting unit 210 may be one-to-one, or one single-point light source 110 corresponds to a plurality of light splitting units 210, and those skilled in the art can freely set the arrangement according to actual use requirements, which is not limited in this application.
In the above embodiments, the light splitting unit 210 can be configured in various shapes according to actual multi-point light generation requirements, such as a spherical shape, a rectangular shape, and other regular shapes, and in one embodiment of the present invention, the light splitting unit 210 is configured in a shape with a plurality of convex spherical caps on the surface, and when a single light source is refracted by the light splitting unit 210, the light source can be decomposed into multi-light source distributions with the same distance in various matrix patterns, such as 4, 9, and 16, to meet different requirements for use.
Based on the foregoing embodiment, in another implementation manner of the present invention, the length and width of the control panel 300 are adapted to the length and width of the projection panel 200, the control panel 300 is disposed on the opposite side of the projection panel 200 and the backlight module 100, and in a specific embodiment, is disposed on the other side of the antireflection film attached to the light splitting unit 210, in this embodiment, the control panel 300 performs one-to-one individual control on the multi-point light emitted from the light splitting unit 210, so as to implement precise adjustment and control of the projection image; in other embodiments, the control panel 300 may be disposed on the side of the projection panel 200 corresponding to the backlight module 100, such that the amount of the single-point light passing through the projection panel 200 can be directly controlled, which has the advantages of further controlling the cost and the disadvantage of being unable to independently adjust the generated multi-point light.
Specifically, as shown in fig. 1, a plurality of control groups 310 are disposed on the control panel 300, the plurality of control groups 310 are arranged in an array in the same manner as the light splitting units 210 are arranged on the projection panel 200, and the plurality of control groups 310 are the same as the light splitting units 210 in number and are in one-to-one correspondence to realize independent control of the light transmitted by the light splitting units 210.
More specifically, as shown in fig. 1, the control group 310 includes a plurality of control units 311 arranged in an array, the number of the control units 311 actually disposed is the same as the number of the multi-point light modulated by the light splitting unit 210, for example, in the embodiment shown in fig. 1, the projection panel 200 projects one single-point light into 4 pixel light spots, correspondingly, in the embodiment, 4 control units 311 are disposed in one control group 310, corresponding to the positions where the 4 pixel light spots are generated, and the control units 311 are independent of each other, so that the individual control of the corresponding pixel light spots can be realized.
The control unit 311 controls the pixel light spot on the display panel 400 by changing the light transmittance thereof, and when the control unit 311 is in the off state, the pixel light spot modulated on the projection panel 200 is blocked, so that the pixel light spot cannot be imaged on the display panel 400; when the control unit 311 is in an on state, the modulated pixel light spots on the projection panel 200 directly penetrate through the control panel 300 and are projected on the display panel 400 to form pixels forming a picture; in the present invention, the control unit 311 can also be made to perform semi-transparent according to the use requirement, when the control unit 311 is in the semi-transparent state, the pixel light spot modulated on the projection panel 200 can be projected on the display panel 400, but the brightness is reduced compared with the case where the control unit 311 is completely opened, which is reflected in that the brightness of the display picture is adjusted in the practical application, and a person skilled in the art can adjust the contrast of the actually played picture according to the characteristic to further improve the contrast and softness in the picture playing process.
In the above embodiment, the control unit 311 is a member made of a photoelectric control material, that is, the light transmittance of the member can be adjusted by current, in an implementation manner of the present invention, the control unit 311 can be configured as a liquid crystal, the liquid crystal material has optical anisotropy and a fixed optical axis, the arrangement manner of the liquid crystal is changed so that the refractive index and the light transmittance of light rays in different directions are different, in this embodiment, a power supply is connected to both sides of the control unit 311, and in the on state of the control unit 311, molecules of the liquid crystal are arranged in order, and are clear and transparent, and multiple points of light projected on the projection panel 200 can pass through the control unit 311 and be projected on the display panel 400; when a dc electric field is applied to both sides of the control unit 311, the order of the molecules of the liquid crystal is disturbed, which causes the control unit 311 to block the light in a specific direction (the direction of the projection panel), and on the other hand, the transmittance of the liquid crystal display is different with the difference of the dc electric field intensity, so that the adjustment of the projection intensity of the pixel light spot on the display panel 400 can be realized.
Further, to realize independent control of the control units 311 on the control group 310, as shown in fig. 1, in this embodiment, a controller 500 is further disposed on one side of the control panel 300, the controller 500 is electrically connected to the control units 311 to realize the effect of applying different branch electric fields to the independent control units 311 through the controller 500, in actual installation, the controller 500 is further in signal connection with the backlight module 100, and in video playing, the single-point light source 110 on the backlight module 100 and the control unit 311 adjusted by the controller 500 can be synchronously switched according to a preset display requirement to realize image processing.
Based on the above embodiments, in the present invention, the projection panel 200 is disposed on one side of the backlight module 100, and the projection panel 200 modulates the single-point light emitted by the single-point light source 110 on the backlight module 100 into the multi-point light, so as to increase the density of the color points without changing the number of the light sources, or reduce the number of the light sources to reduce the cost while ensuring the density of the color points, and by controlling the multi-point light by the control unit 311 on the control panel 300, various image adjustment effects such as improving the image display accuracy, adjusting the brightness and the contrast can be achieved, and a fine video display function that cannot be achieved in the prior art can be achieved.
In summary, the present invention provides a modulation device for pixel timing spectroscopy, which includes: the backlight module comprises a plurality of single-point light sources; the backlight module is correspondingly arranged on one side of the projection panel, and the projection panel is used for modulating the single-point light emitted by the single-point light source into multi-point light; the control panel is attached to the projection panel and used for controlling the number of the single-point light projected on the projection panel. According to the invention, the projection panel is arranged on one side of the backlight module, and modulates the single-point light emitted by the single-point light source on the backlight module into the multi-point light, so that the density of the color points is increased under the condition of not changing the quantity of the light sources, the same display effect as that of the micro LED and miniLED technologies can be realized, meanwhile, the production cost is reduced, and the quantity of the single-point light projection is controlled through the control panel, so that the generated multi-point light is independently controlled, the display effect of the image is improved, and a better viewing effect is provided for a user.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (8)
1. A modulating component for pixel temporal splitting, said split pixel control component comprising:
the backlight module comprises a plurality of single-point light sources;
the backlight module is correspondingly arranged on one side of the projection panel, and the projection panel is used for modulating the single-point light emitted by the single-point light source into multi-point light;
the control panel is attached to the projection panel and used for controlling the number of the single-point light projected on the projection panel.
2. The modulation component of pixel temporal splitting according to claim 1, further comprising:
the display panel is correspondingly arranged on the other side of the projection panel, and the plurality of multi-point lights are projected on the display panel.
3. The modulation assembly according to claim 1, wherein a plurality of light splitting units are disposed on the projection panel in an array, and the plurality of light splitting units correspond to a plurality of single-point light sources disposed on the backlight module.
4. The modulation device according to claim 3, wherein the control panel is disposed on an opposite side of the projection panel from the backlight module.
5. The modulation device according to claim 3, wherein a plurality of control groups are arranged on the control panel in an array, the number of the control groups is the same as that of the plurality of light splitting units, and the control groups are arranged in a one-to-one correspondence with the light splitting units.
6. The modulation component of pixel time-division multiplexing according to claim 5, wherein the control group comprises a plurality of control units arranged in an array, and the plurality of control units are connected with a power supply and independently controlled.
7. The modulation assembly according to claim 6, wherein a controller is further disposed on one side of the control panel, the controller is electrically connected to the plurality of control units, and the controller is in signal connection with the backlight module.
8. A modulation module according to claim 6, wherein said control unit is a member made of a material for photoelectric control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111226851.4A CN113888957B (en) | 2021-10-21 | 2021-10-21 | Modulation component for pixel time sequence light splitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111226851.4A CN113888957B (en) | 2021-10-21 | 2021-10-21 | Modulation component for pixel time sequence light splitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113888957A true CN113888957A (en) | 2022-01-04 |
| CN113888957B CN113888957B (en) | 2023-09-26 |
Family
ID=79004053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111226851.4A Active CN113888957B (en) | 2021-10-21 | 2021-10-21 | Modulation component for pixel time sequence light splitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113888957B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005151047A (en) * | 2003-11-13 | 2005-06-09 | Ryuko Shu | Display apparatus for composing two images and displaying two images synchronously with each other |
| CN101015217A (en) * | 2004-09-08 | 2007-08-08 | 皇家飞利浦电子股份有限公司 | Projection display device |
| RU2006110479A (en) * | 2006-04-03 | 2007-10-10 | Самсунг Электроникс Ко., Лтд. (KR) | DISPLAY FOR THREE-DIMENSIONAL IMAGE |
| CN101349871A (en) * | 2008-09-05 | 2009-01-21 | 上海微电子装备有限公司 | Photo-etching illuminating apparatus |
| CN101789225A (en) * | 2009-01-26 | 2010-07-28 | 索尼公司 | Color display unit |
| US20150246415A1 (en) * | 2014-02-28 | 2015-09-03 | Rofin-Sinar Technologies Inc. | Method and apparatus for material processing using multiple filamentation of burst ultrafast laser pulses |
| CN207336957U (en) * | 2017-11-15 | 2018-05-08 | 中山市美景光学信息有限公司 | A kind of simple projection arrangement formed using LCD miniscopes |
| CN208013572U (en) * | 2018-04-08 | 2018-10-26 | 迪鹏光电科技股份有限公司 | Multi-point source formula pattern projector |
| US20180343438A1 (en) * | 2017-05-24 | 2018-11-29 | Lg Electronics Inc. | Mobile terminal and method for controlling the same |
| CN109958957A (en) * | 2017-12-22 | 2019-07-02 | 法雷奥照明公司 | Segmented illumination component for motor vehicles |
| CN110275381A (en) * | 2019-06-26 | 2019-09-24 | 业成科技（成都）有限公司 | Structured light mould group and the depth sense equipment for applying it |
| CN110346944A (en) * | 2018-04-08 | 2019-10-18 | 宁波盈芯信息科技有限公司 | A kind of laser speckle grenade instrumentation |
| CN110782803A (en) * | 2018-07-25 | 2020-02-11 | 深圳Tcl新技术有限公司 | High-contrast transparent display device and control method thereof |
| CN111458895A (en) * | 2020-04-28 | 2020-07-28 | 迪鹏光电科技股份有限公司 | Array structured light pattern projection device |
| CN113126315A (en) * | 2020-01-16 | 2021-07-16 | 驻景(广州)科技有限公司 | Three-dimensional display module assembly that optical waveguide sagittal is shaded |
| CN214122581U (en) * | 2020-12-07 | 2021-09-03 | 江西欧迈斯微电子有限公司 | Light projection module, depth camera and electronic equipment |
| CN113359314A (en) * | 2020-03-06 | 2021-09-07 | 驻景(广州)科技有限公司 | Display module assembly with multiple backlight sources |
-
2021
- 2021-10-21 CN CN202111226851.4A patent/CN113888957B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005151047A (en) * | 2003-11-13 | 2005-06-09 | Ryuko Shu | Display apparatus for composing two images and displaying two images synchronously with each other |
| CN101015217A (en) * | 2004-09-08 | 2007-08-08 | 皇家飞利浦电子股份有限公司 | Projection display device |
| RU2006110479A (en) * | 2006-04-03 | 2007-10-10 | Самсунг Электроникс Ко., Лтд. (KR) | DISPLAY FOR THREE-DIMENSIONAL IMAGE |
| CN101349871A (en) * | 2008-09-05 | 2009-01-21 | 上海微电子装备有限公司 | Photo-etching illuminating apparatus |
| CN101789225A (en) * | 2009-01-26 | 2010-07-28 | 索尼公司 | Color display unit |
| US20150246415A1 (en) * | 2014-02-28 | 2015-09-03 | Rofin-Sinar Technologies Inc. | Method and apparatus for material processing using multiple filamentation of burst ultrafast laser pulses |
| US20180343438A1 (en) * | 2017-05-24 | 2018-11-29 | Lg Electronics Inc. | Mobile terminal and method for controlling the same |
| CN108933850A (en) * | 2017-05-24 | 2018-12-04 | Lg电子株式会社 | Mobile terminal |
| CN207336957U (en) * | 2017-11-15 | 2018-05-08 | 中山市美景光学信息有限公司 | A kind of simple projection arrangement formed using LCD miniscopes |
| CN109958957A (en) * | 2017-12-22 | 2019-07-02 | 法雷奥照明公司 | Segmented illumination component for motor vehicles |
| CN208013572U (en) * | 2018-04-08 | 2018-10-26 | 迪鹏光电科技股份有限公司 | Multi-point source formula pattern projector |
| CN110346944A (en) * | 2018-04-08 | 2019-10-18 | 宁波盈芯信息科技有限公司 | A kind of laser speckle grenade instrumentation |
| CN110782803A (en) * | 2018-07-25 | 2020-02-11 | 深圳Tcl新技术有限公司 | High-contrast transparent display device and control method thereof |
| CN110275381A (en) * | 2019-06-26 | 2019-09-24 | 业成科技（成都）有限公司 | Structured light mould group and the depth sense equipment for applying it |
| CN113126315A (en) * | 2020-01-16 | 2021-07-16 | 驻景(广州)科技有限公司 | Three-dimensional display module assembly that optical waveguide sagittal is shaded |
| CN113359314A (en) * | 2020-03-06 | 2021-09-07 | 驻景(广州)科技有限公司 | Display module assembly with multiple backlight sources |
| CN111458895A (en) * | 2020-04-28 | 2020-07-28 | 迪鹏光电科技股份有限公司 | Array structured light pattern projection device |
| CN214122581U (en) * | 2020-12-07 | 2021-09-03 | 江西欧迈斯微电子有限公司 | Light projection module, depth camera and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113888957B (en) | 2023-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106068533B (en) | The control of directional display | |
| EP0659324B1 (en) | Stroboscopic illumination system for video displays | |
| JP4181660B2 (en) | Video display apparatus and method | |
| CN112051675B (en) | Near-to-eye display device | |
| US5410345A (en) | Stroboscopic illumination system for video displays | |
| CN104321686B (en) | Controlling light sources of a directional backlight | |
| CN108319070B (en) | Display device and display method thereof | |
| US6201565B1 (en) | Method and apparatus for displaying three-dimensional images | |
| US8462292B2 (en) | Optically transmissive substrates and light emitting assemblies and methods of making same, and methods of displaying images using the optically transmissive substrates and light emitting assemblies | |
| US7180478B2 (en) | Three-dimensional video display and method for creating supply video supplied to three-dimensional video display | |
| US20140022362A1 (en) | Micro Mirror Array Screen | |
| JP2000092520A (en) | Stereoscopic video display device | |
| US9429792B2 (en) | Backlight, display device and method for controlling backlighting thereof | |
| JP2010204675A (en) | Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching | |
| CN109581748B (en) | Optical film, backlight module and display device | |
| EP1705927B1 (en) | Autostereoscopic display using time-sequential method | |
| CN113917733A (en) | Mini-LED backlight display screen | |
| CN108490624A (en) | Lateral emitting optical fiber directional backlight bore hole 3D display screen | |
| US6215464B1 (en) | Stereoscopic intersecting beam phosphorous display system | |
| TWI494662B (en) | Surface light source device and liquid crystal display device | |
| CN117471708A (en) | Three-dimensional display device capable of dynamically preventing peeping | |
| CN113888957B (en) | Modulation component for pixel time sequence light splitting | |
| CN108873442B (en) | Display device and driving method thereof | |
| CN111025789A (en) | Screen cover plate of electronic equipment and electronic equipment | |
| CN208239738U (en) | Lateral emitting optical fiber directional backlight naked eye 3D display screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |