CN105869537A - Transparent face mask and LED (light-emitting diode) display module employing transparent face mask - Google Patents
Transparent face mask and LED (light-emitting diode) display module employing transparent face mask Download PDFInfo
- Publication number
- CN105869537A CN105869537A CN201610444879.8A CN201610444879A CN105869537A CN 105869537 A CN105869537 A CN 105869537A CN 201610444879 A CN201610444879 A CN 201610444879A CN 105869537 A CN105869537 A CN 105869537A
- Authority
- CN
- China
- Prior art keywords
- display
- led
- face mask
- groove
- transparent face
- 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
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
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The invention discloses a transparent face mask and an LED (light-emitting diode) display module employing the transparent face mask. The transparent face mask comprises a projecting part and multiple display parts formed on the projecting part; the bottom surface of the projecting part is a projecting surface used for incidence of light rays which are emitted by an LED lamp; a display surface for emitting light rays is formed at the top part of each display part; a groove is formed between every two adjacent display parts; each groove comprises a first groove part and a second groove part; the second groove parts are V-shaped grooves. According to the invention, the light rays are transmitted onto the display surfaces of the display parts through the projecting surface, and the display surfaces are enabled to be higher than other surfaces, thus making a feeling that a display screen is a little ahead of the actual position of the whole display module employing the face mask, and the display surfaces are places most approaching audiences through such design; when watching the display module, audiences can only see the display surfaces which are higher in brightness and is ahead in position, and cannot see back splicing seams; meanwhile, the splicing seams are removed by utilizing the grooves between every two adjacent display parts, so as to promote a watching effect.
Description
Technical field
The present invention relates to technical field of LED display, particularly relate to a kind of transparent face mask and apply the LED of this transparent face mask to show module.
Background technology
LED display module, as a kind of display media developed rapidly, has been widely used for all trades and professions.The LED shown especially as video shows module, with its attitude modernized for housed device, enterprises and institutions' visual features and the issue of public place information, it has also become the first-selection of users.
At present LED television is risen, especially 110 cun and above LED television is more and more is applied to each meeting room, school and family.LED television size is the hugest, if transported as an entirety, cost of transportation is the highest, and can not enter elevator, thus brings a lot of inconvenience.Therefore, existing way has LED television is split into several pieces of display units, thus transport respectively, but after the face glass before LED television is split into several pieces, then be stitched together, just have and much anyhow stitch, have a strong impact on perception.Further, in order to solve anyhow to stitch this problem, directly being eliminated by this face glass, directly by LED in the face of spectators, the light that LED sends is the most dazzling, and spectators have seen for a long time and will feel the discomforts such as eyes are dry, astringent.
Therefore, prior art existing defects, need to improve.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of transparent face mask and apply this transparent face mask LED show module.
Technical scheme is as follows: the present invention provides a kind of transparent face mask, including: projection unit, the some display parts being formed in described projection unit, described projection unit bottom surface is the projection surface of the light sent for incident LED, one irradiant display surface is formed on each described display part top, it is formed at a groove between adjacent two display parts, described groove includes the first groove portion and the second groove portion, and described second groove portion is " V " type groove.
Described " V " type groove is made up of two grid stricture of vaginas, and the angular range of described " V " type bottom land angle γ is 35 °-85 °.
Described projection unit bottom surface is provided with some extinction plates, and 4 blocks of the most adjacent extinction plates surround one for housing the host cavity of LED, and described host cavity is hollow.
The described first groove portion degree of depth is 2-5 times of the second groove portion degree of depth.
Each described display part includes a cylinder and the frustum being connected with described cylinder, and described frustum top is connected with described main body one end, and described display surface is formed on the end face of the described cylinder other end；
Described transparent face mask is applied on Small Distance LED display module or ground brick product.
The present invention also provides for a kind of LED and shows module, including the some display units being stitched together, each display unit includes: LED lamp panel and be covered on the transparent face mask in described LED lamp panel, described transparent face mask includes: projection unit, the some display parts being formed in described projection unit, described projection unit bottom surface is the projection surface of the light sent for incident LED, one irradiant display surface is formed on each described display part top, it is formed at a groove between adjacent two display parts, described groove includes the first groove portion and the second groove portion, described second groove portion is " V " type groove.
Described " V " type groove is made up of two grid stricture of vaginas, and the angular range of described " V " type bottom land angle γ is 35 °-85 °.
Described projection unit bottom surface is provided with some extinction plates, and 4 blocks of the most adjacent extinction plates surround one for housing the host cavity of LED, and described host cavity is hollow.
The described first groove portion degree of depth is 2-5 times of the second groove portion degree of depth.
Each described display part includes a cylinder and the frustum being connected with described cylinder, and described frustum top is connected with described main body one end, and described display surface is formed on the end face of the described cylinder other end；
Described LED lamp panel includes pcb board and is located at the LED on described pcb board；
Described LED display module is that Small Distance LED shows module.
Use such scheme, the present invention provide transparent face mask and apply this transparent face mask LED show module, by projection surface by light conduction to the display surface of display part, display surface is made to be higher than other face, to the sensation of people show exactly picture apply this face shield whole display module physical location before a bit, so design is that display surface is closest to the place of spectators, when spectators watch display module, just can only see the display surface that brightness is higher, position is more front, and can't see splicing seams below；The most also utilize the groove between adjacent two display parts to eliminate splicing seams, promote viewing effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of transparent face mask of the present invention.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Fig. 3 be splicing after transparent face mask eliminate vision piece schematic diagram one.
Fig. 4 be splicing after transparent face mask eliminate vision piece schematic diagram two.
Fig. 5 is the structural representation of LED of the present invention display module.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Referring to Fig. 1 and Fig. 2, the present invention provides a kind of transparent face mask, including: projection unit 4, the some display parts 6 being formed in described projection unit 4, each display part 6 is a pixel, and some display parts 6 are preferably arranged in array.Described projection unit 4 bottom surface is the projection surface 42 of the light sent for incident LED 54, one irradiant display surface 62 is formed on each described display part 6 top, it is formed at a groove 8 between adjacent two display parts 6, described groove 8 includes the first groove portion 82 and the second groove portion 84, described first groove portion 62 is positioned at the top in described second groove portion 64, and described second groove portion 84 is " V " type groove.The present invention passes through projection surface 42 by light conduction to the display surface 62 of display part 6, make display surface 62 higher than other face, to the sensation of people show exactly picture apply this face shield whole display module physical location before a bit, so design is that display surface 62 is closest to the place of spectators, when spectators watch display module, just can only see the display surface 62 that brightness is higher, position is more front, and can't see splicing seams below；The most also utilize the groove 8 between adjacent two display parts 6 to eliminate splicing seams 10, promote viewing effect.
Described projection unit 4 bottom surface is provided with some extinction plates 7,4 blocks of the most adjacent extinction plates 7 surround one for housing the host cavity 72 of LED 54, described host cavity 72 is in hollow, it is possible to product is made more lightening while, extinction plate 7 can preferably absorb the light that splicing seams 10 comes.Described extinction plate 7 is black.
Described " V " type groove is made up of two grid stricture of vaginas, the angle of described " V " type bottom land angle γ is can reach reflection and extinction plate 7 can be allowed to absorb refraction light as criterion, width adjustment base angle γ (angles of two grid stricture of vaginas) according to extinction plate 7, it can be ensured that major part refraction light can allow extinction plate 7 absorb.In the present embodiment, the angular range of described " V " type bottom land angle γ is 35 °-85 °.When the angle of base angle γ is less than 35 °, if it is desired to allow the degree of depth in the first groove portion 82 be difficult to more than the degree of depth in the second groove portion 84；If the angle of base angle γ is more than 85 °, the grid stricture of vagina constituting the second groove portion 84 will not have the effect eliminating splicing seams.
The degree of depth in described first groove portion 82 is preferred with the degree of depth more than 2 times of second groove portion 84, so can produce more reflection, more reflects light to produce, because light often reflects once, will be decayed some brightness, and order of reflection is the most, and splicing seams 10 is the least on the impact of vision.It is contemplated that Shooting Technique up till now, first groove portion 82 degree of depth is the biggest, the highest for technology difficulty, so, in the present embodiment, described first groove portion 82 degree of depth is 2-5 times of the second groove portion degree of depth 84.
Each described display part 6 includes a cylinder 64 and the frustum 66 being connected with described cylinder 64, and described frustum 66 top is connected with described main body 64 one end, and described display surface 62 is formed on the end face of described cylinder 64 other end；
Described transparent face mask is applied on Small Distance LED display module or ground brick product.
The present invention provides a kind of transparent face mask, can solve the problem that in prior art, LED 54 is easily knocked well, above arrange transparent face mask in LED 54 simultaneously, display effect is more preferable, the display effect of liquid crystal display can be reached, but also there is the colour gamut beyond color and saturation.
The principle that the present invention eliminates splicing seams is as follows:
Display module eliminates the principle of splicing seams 10 when lighting: when showing that module is lighted, light is from display surface 62 outgoing, so display surface 62 has just had certain brightness, and this brightness is more than ambient light, the when that spectators watching display module, just can only see the display surface 62 that brightness is higher, position is more front, and can't see splicing seams 10 below.
Display module eliminates the principle of splicing seams 10 when not working: in time showing that module puts out screen, first groove portion the 82, the second groove portion 84(grid stricture of vagina arranged below display surface 62) and the extinction plate 7 that arranges of bottom function to.Because having the 82, second groove portion 84 of the first groove portion and bottom to have extinction plate 7 around each pixel, so each pixel surrounding can well reflect and absorb refraction light.It is transparent because of display surface 62 and projection surface 42 again, just can pass through display surface 62 at dead ahead, projection surface 42 sees bottom black extinction plate 7.Black dark slide 7 absorbs refraction light, naked eyes will feel to be atrous around pixel, as around each pixel, so have splicing seams 10 and there is no splicing seams 10, naturally also just as broad as long, concrete index path is as shown in Figure 3 and Figure 4, for the ease of observing, eliminating display surface in figure, wherein Fig. 3 is the index path facing sight, and Fig. 4 is the index path that skew back regards sight.
Referring to Fig. 2 and Fig. 5, the present invention also provides for a kind of LED and shows module, including the some display units 2 being stitched together.Forming splicing seams 10 between adjacent two display units 2, the present invention uses modularity to arrange, and is conducive to eliminating splicing seams 10, the most effectively solves the bottleneck in terms of large size electro regards transport, i.e. can take apart and transport.It addition, the most important is, modularized design also resides in be easy to safeguard, in prior art, super large TV is all one piece of panel, if being broken, safeguarding and needing to keep in repair the whole TV company of beaming back, and in the present invention, it is only necessary to one display unit of minimum is replaced and can complete maintenance, convenient and swift.
Further, each display unit 2 includes: LED lamp panel 5 and be covered on the transparent face mask in described LED lamp panel 5.Described transparent face mask includes: projection unit 4, the some display parts 6 being formed in described projection unit 4, and each display part 6 is a pixel, and some display parts 6 are preferably arranged in array.Described projection unit 4 bottom surface is the projection surface 42 of the light sent for incident LED 54, one irradiant display surface 62 is formed on each described display part 6 top, it is formed at a groove 8 between adjacent two display parts 6, described groove 8 includes the first groove portion 82 and the second groove portion 84, and described second groove portion 84 is " V " type groove.The present invention passes through projection surface 42 by light conduction to the display surface 62 of display part 6, make display surface 62 higher than other face, to the sensation of people show exactly picture before whole display module physical location a bit, so design is that display surface 62 is closest to the place of spectators, when spectators watch display module, just can only see the display surface 62 that brightness is higher, position is more front, and can't see splicing seams 10 below；The most also utilize the groove 10 between adjacent two display parts 6 to eliminate splicing seams 10, promote viewing effect.
Described projection unit 4 bottom surface is provided with some extinction plates 7,4 blocks of the most adjacent extinction plates 7 surround one for housing the host cavity 72 of LED 54, described host cavity 72 is in hollow, it is possible to product is made more lightening while, extinction plate 7 can preferably absorb the light that splicing seams 10 comes.Described extinction plate 7 is black.
Described " V " type groove is made up of two grid stricture of vaginas, the angle of described " V " type bottom land angle γ is can reach reflection and extinction plate 7 can be allowed to absorb refraction light as criterion, width adjustment base angle γ (angles of two grid stricture of vaginas) according to extinction plate, it can be ensured that major part refraction light can allow extinction plate 7 absorb.In the present embodiment, the angular range of described " V " type bottom land angle γ is 35 °-85 °.When the angle of base angle γ is less than 35 °, if it is desired to allow the degree of depth in the first groove portion 82 be difficult to more than the degree of depth in the second groove portion 84；If the angle of base angle γ is more than 85 °, the grid stricture of vagina constituting the second groove portion 84 will not have the effect eliminating splicing seams 10.
The degree of depth in described first groove portion 82 is preferred with the degree of depth more than 2 times of second groove portion 84, so can produce more reflection, to produce more light, because light often reflects once, will be decayed some brightness, and order of reflection is the most, and splicing seams 10 is the least on the impact of vision.It is contemplated that Shooting Technique up till now, first groove portion 82 degree of depth is the biggest, the highest for technology difficulty, so, in the present embodiment, described first groove portion 82 degree of depth is 2-5 times of second groove portion 84 degree of depth.
Each described display part 6 includes a cylinder 64 and the frustum 66 being connected with described cylinder 64, and described frustum 66 top is connected with described main body 64 one end, and described display surface 62 is formed on the end face of described cylinder 64 other end；
Described LED lamp panel 5 includes pcb board 52 and is located at the LED 54 on described pcb board 52；Described LED display module is that Small Distance LED shows module.
The present invention provides a kind of LED to show module, it includes a transparent face mask, the problem that in prior art, LED 54 is easily knocked can be solved well, in LED 54, above transparent face mask is set simultaneously, display effect is more preferable, the display effect of liquid crystal display can be reached, but also there is the colour gamut beyond color and saturation.
The principle that the present invention eliminates splicing seams is as follows:
Display module eliminates the principle of splicing seams 10 when lighting: when showing that module is lighted, light is from display surface 62 outgoing, so display surface 62 has just had certain brightness, and this brightness is more than ambient light, the when that spectators watching display module, just can only see the display surface 62 that brightness is higher, position is more front, and can't see splicing seams 10 below.
Display module eliminates the principle of splicing seams 10 when not working: in time showing that module puts out screen, first groove portion the 82, the second groove portion 84(grid stricture of vagina arranged below display surface 62) and the extinction plate 7 that arranges of bottom function to.Because having the 82, second groove portion 84 of the first groove portion and bottom to have extinction plate 7 around each pixel, so each pixel surrounding can well reflect and absorb refraction light.It is transparent because of display surface 62 and projection surface 42 again, just can pass through display surface 62 at dead ahead, projection surface 42 sees bottom black extinction plate 7.Black dark slide 7 absorbs refraction light, naked eyes will feel to be atrous around pixel, as around each pixel, so have splicing seams 10 and there is no splicing seams 10, naturally also just as broad as long, concrete index path is as shown in Figure 3 and Figure 4, for the ease of observing, eliminating display surface in figure, wherein Fig. 3 is the index path facing sight, and Fig. 4 is the index path that skew back regards sight.
In sum, the present invention provides a kind of transparent face mask and applies the LED of this transparent face mask to show module, by projection surface by light conduction to the display surface of display part, display surface is made to be higher than other face, showing that picture is applying the whole display module physical location of this face shield above a bit exactly to the sensation of people, so design and be that display surface is closest to the place of spectators, spectators watch when showing module, just can only see the display surface that brightness is higher, position is more front, and can't see splicing seams below；The most also utilize the groove between adjacent two display parts to eliminate splicing seams, promote viewing effect.
These are only presently preferred embodiments of the present invention, be not limited to the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (10)
1. a transparent face mask, it is characterized in that, including: projection unit, the some display parts being formed in described projection unit, described projection unit bottom surface is the projection surface of the light sent for incident LED, one irradiant display surface is formed on each described display part top, being formed at a groove between adjacent two display parts, described groove includes the first groove portion and the second groove portion, and described second groove portion is " V " type groove.
Transparent face mask the most according to claim 1, it is characterised in that described " V " type groove is made up of two grid stricture of vaginas, the angular range of described " V " type bottom land angle γ is 35 °-85 °.
Transparent face mask the most according to claim 1, it is characterised in that described projection unit bottom surface is provided with some extinction plates, 4 blocks of the most adjacent extinction plates surround one for housing the host cavity of LED, and described host cavity is hollow.
Transparent face mask the most according to claim 1, it is characterised in that the described first groove portion degree of depth is 2-5 times of the second groove portion degree of depth.
Transparent face mask the most according to claim 1, it is characterised in that each described display part includes a cylinder and the frustum being connected with described cylinder, described frustum top is connected with described main body one end, and described display surface is formed on the end face of the described cylinder other end；
Described transparent face mask is applied on Small Distance LED display module or ground brick product.
6. a LED shows module, it is characterized in that, including the some display units being stitched together, each display unit includes: LED lamp panel and be covered on the transparent face mask in described LED lamp panel, described transparent face mask includes: projection unit, the some display parts being formed in described projection unit, described projection unit bottom surface is the projection surface of the light sent for incident LED, one irradiant display surface is formed on each described display part top, it is formed at a groove between adjacent two display parts, described groove includes the first groove portion and the second groove portion, described second groove portion is " V " type groove.
LED the most according to claim 6 shows module, it is characterised in that described " V " type groove is made up of two grid stricture of vaginas, and the angular range of described " V " type bottom land angle γ is 35 °-85 °.
LED the most according to claim 6 shows module, it is characterised in that described projection unit bottom surface is provided with some extinction plates, and 4 blocks of the most adjacent extinction plates surround one for housing the host cavity of LED, and described host cavity is hollow.
LED the most according to claim 6 shows module, it is characterised in that the described first groove portion degree of depth is 2-5 times of the second groove portion degree of depth.
LED the most according to claim 6 shows module, it is characterized in that, each described display part includes a cylinder and the frustum being connected with described cylinder, and described frustum top is connected with described main body one end, and described display surface is formed on the end face of the described cylinder other end；
Described LED lamp panel includes pcb board and is located at the LED on described pcb board；
Described LED display module is that Small Distance LED shows module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444879.8A CN105869537B (en) | 2016-06-21 | 2016-06-21 | A kind of transparent face mask and the LED display module using the transparent face mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444879.8A CN105869537B (en) | 2016-06-21 | 2016-06-21 | A kind of transparent face mask and the LED display module using the transparent face mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105869537A true CN105869537A (en) | 2016-08-17 |
| CN105869537B CN105869537B (en) | 2019-06-14 |
Family
ID=56651047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610444879.8A Expired - Fee Related CN105869537B (en) | 2016-06-21 | 2016-06-21 | A kind of transparent face mask and the LED display module using the transparent face mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105869537B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108346381A (en) * | 2018-04-04 | 2018-07-31 | 深圳市秀狐科技有限公司 | A kind of LED display and its packaging method |
| CN110969954A (en) * | 2018-09-28 | 2020-04-07 | 深圳光峰科技股份有限公司 | LED display screen |
| CN111833758A (en) * | 2019-04-18 | 2020-10-27 | 群创光电股份有限公司 | Tiled display device |
| US11224133B2 (en) | 2019-04-18 | 2022-01-11 | Innolux Corporation | Tiled display device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110110512A (en) * | 2010-04-01 | 2011-10-07 | 손혁준 | 16×24 LED MATRIX DISPLAY MODULE AND LED DISPLAY BOARD USING THE SAME |
| CN202473111U (en) * | 2011-12-28 | 2012-10-03 | 深圳市钦成科技有限公司 | Corner seamlessly-spliced LED (Light-Emitting Diode) display screen |
| CN202512833U (en) * | 2012-03-27 | 2012-10-31 | 南京洛普股份有限公司 | LED display screen mask |
| CN203118362U (en) * | 2013-03-14 | 2013-08-07 | 利亚德光电股份有限公司 | Led display device |
| CN203134291U (en) * | 2013-03-14 | 2013-08-14 | 利亚德光电股份有限公司 | Led display device |
| CN204808791U (en) * | 2015-02-15 | 2015-11-25 | 北京环宇蓝博科技有限公司 | Led display screen cover and led display screen |
| CN105374290A (en) * | 2015-12-14 | 2016-03-02 | 利亚德光电股份有限公司 | Lamp panel and LED display device with same |
-
2016
- 2016-06-21 CN CN201610444879.8A patent/CN105869537B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110110512A (en) * | 2010-04-01 | 2011-10-07 | 손혁준 | 16×24 LED MATRIX DISPLAY MODULE AND LED DISPLAY BOARD USING THE SAME |
| CN202473111U (en) * | 2011-12-28 | 2012-10-03 | 深圳市钦成科技有限公司 | Corner seamlessly-spliced LED (Light-Emitting Diode) display screen |
| CN202512833U (en) * | 2012-03-27 | 2012-10-31 | 南京洛普股份有限公司 | LED display screen mask |
| CN203118362U (en) * | 2013-03-14 | 2013-08-07 | 利亚德光电股份有限公司 | Led display device |
| CN203134291U (en) * | 2013-03-14 | 2013-08-14 | 利亚德光电股份有限公司 | Led display device |
| CN204808791U (en) * | 2015-02-15 | 2015-11-25 | 北京环宇蓝博科技有限公司 | Led display screen cover and led display screen |
| CN105374290A (en) * | 2015-12-14 | 2016-03-02 | 利亚德光电股份有限公司 | Lamp panel and LED display device with same |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108346381A (en) * | 2018-04-04 | 2018-07-31 | 深圳市秀狐科技有限公司 | A kind of LED display and its packaging method |
| CN110969954A (en) * | 2018-09-28 | 2020-04-07 | 深圳光峰科技股份有限公司 | LED display screen |
| CN110969954B (en) * | 2018-09-28 | 2022-04-15 | 深圳光峰科技股份有限公司 | LED display screen |
| CN111833758A (en) * | 2019-04-18 | 2020-10-27 | 群创光电股份有限公司 | Tiled display device |
| US11224133B2 (en) | 2019-04-18 | 2022-01-11 | Innolux Corporation | Tiled display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105869537B (en) | 2019-06-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105869537A (en) | Transparent face mask and LED (light-emitting diode) display module employing transparent face mask | |
| GB0118866D0 (en) | Shaped taper flat panel display | |
| CN102096304A (en) | Rear projection display system with naked three-dimensional (3D) function | |
| CN109377892A (en) | A kind of optical system for realizing multi-screen seamless tiled display | |
| CN204576022U (en) | A kind of mosaic screen seam visual processing apparatus | |
| CN103489374A (en) | Multi-screen spliced seamless display screen | |
| CN107407818A (en) | The display device of directionality control with output and backlight and light directing method for this display device | |
| CN104199192A (en) | Display device | |
| CN105700282A (en) | Rear projection device | |
| CN106707531A (en) | Display device and wearable device | |
| CN206322437U (en) | The splicing construction and display device of display unit | |
| CN203337990U (en) | Directional backlight 3D imaging screen and naked-eye 3D projection system | |
| CN104102085A (en) | Composite projection naked eye 3D system and 3D imaging screen thereof | |
| WO2018121031A1 (en) | Light supplementing lamp for door units of video doorbells and device | |
| CN209118668U (en) | A kind of optical system for realizing multi-screen seamless tiled display | |
| CN103903518A (en) | Television wall and black frame eliminating lens thereof | |
| CN203825353U (en) | Oriented light intensifying and anti-ambient light projection screen for short-focus projection equipment | |
| CN104749787A (en) | Boarder weakening method of naked-eye 3D (three dimensional) splice display screen | |
| CN201886210U (en) | Stereo display device | |
| CN104076591A (en) | Naked eye 3D (Three-Dimension) projection system and projection screen thereof | |
| CN103777354A (en) | LED array video glasses | |
| WO2023276921A1 (en) | Air floating video display apparatus | |
| CN105652453A (en) | Method for eliminating Moore interference fringes | |
| CN203337993U (en) | Raster-type 3D projection system | |
| CN104076592A (en) | Directional backlight naked eye 3D (three-dimension) projection system and 3D imaging screen thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20210621 |