CN101599238A - The LED pixel is the printing opacity face shield of diffusion evenly - Google Patents
The LED pixel is the printing opacity face shield of diffusion evenly Download PDFInfo
- Publication number
- CN101599238A CN101599238A CNA2009100889715A CN200910088971A CN101599238A CN 101599238 A CN101599238 A CN 101599238A CN A2009100889715 A CNA2009100889715 A CN A2009100889715A CN 200910088971 A CN200910088971 A CN 200910088971A CN 101599238 A CN101599238 A CN 101599238A
- Authority
- CN
- China
- Prior art keywords
- face shield
- transparent
- unit
- mask body
- printing opacity
- 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
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses the evenly printing opacity face shield of diffusion of a kind of LED picture element, comprising: mask body; Be positioned at the grid body under the described mask body; And be positioned at the circuit board that a plurality of LED light-emitting components are housed under the described grid body its.Wherein said mask body is a grey, and evenly distributes on the mask body by many transverse walls and many a plurality of face shields unit that vertical wall is separated to form; The grid body is shallow white Transparent color, and evenly distribution surrounds unit, a plurality of space by a plurality of lateral partitions and a plurality of longitudinal baffle branch.The described face shield of each of mask body unit is a pixel grid of mask body, and each unit, space of grid body is corresponding with corresponding face shield unit.It can be to present a light-emitting area in monochrome that the present invention can make the entire display screen curtain, rather than pixel one by one, can play video image clearly simultaneously.
Description
Technical field
The present invention relates to the LED screen, the printing opacity face shield that particularly a kind of LED pixel with atomizing effect evenly spreads.
Background technology
Progress at full speed along with the LED technology, the LED display curtain uses unusual maturation as the background of performance, but the application of rarely seen ground LED screen, and the characteristics of ground LED screen when performance is used are that the performer stands directly on the screen, in other words, the performer is closely by screen background, when miter angle was taken, back pitch had only about 3 meters from the performer, and generally upright LED screen and the performer as the canopy of the heavens is general apart more than 6 meters.Because ground LED screen is very near apart from the performer, when taking close shot, the LED pixel hot spot of handling through atomizing can the serious dazzle of disturbing the shooting picture effect.And before, the precedent that all LED screens in the whole world all thoroughly do not atomize and handle the LED point.
The atomizing of LED point is a contradiction with sharpness, because the requirement of atomizing is to eliminate pixel boundary, and this is device renderedly to go out the effect that simulation shows with what number showed in fact, because luminescence mechanism is completely different, what digital equipment will present that the display effect of simulation at first runs into is the damage of sharpness, for this reason the relation between needs assessment atomizing and the sharpness at first.Atomizing and the distance relation that projects between the printing opacity face shield of luminous point are close in addition, and needs assessment goes out the relation between projection distance and the pel spacing.
The 3rd, the atomizing effect that obtains need be realized final commercial production.Face mask structure needs certain resistance to compression and impact strength, and also be a pair of contradiction between the physical strength of above-mentioned needs and the atomizing, the height of general face mask structure is 8mm, and reach the atomizing effect that needs, it needs more than the 12mm highly at least, and the height of atomizing effect and face mask structure is closely related, and face mask structure is high more, it is big more that pointolite spreads, and mechanical property will be poor more.So need resolve the mechanical property that under the prerequisite that guarantees atomizing effect, improves face mask structure.
Summary of the invention
The purpose of this invention is to provide the printing opacity face shield that a kind of LED pixel with atomizing treatment effect evenly spreads.
The printing opacity face shield of realizing the even diffusion of LED picture element of the present invention of above-mentioned purpose comprises:
Mask body;
Be positioned at the grid body under the described mask body; And
Be positioned at the circuit board 3 that a plurality of LED light-emitting components are housed under the described grid body its.
Wherein, described mask body is a grey, and evenly distributes by many transverse walls and many a plurality of face shields unit that vertical wall is separated to form on the mask body.
Wherein, the upper surface of described face shield unit is protruding upward in the upper surface of transverse wall and vertical wall, and the lower surface of described face shield unit protrudes from the transverse wall and the vertical lower surface of wall downwards, thereby forming on the mask body with respect to transverse wall and vertical protruding face shield unit under the upper surface epirelief, lower surface of wall.
Wherein said grid body is shallow white Transparent color, and evenly distribution surrounds unit, a plurality of space by a plurality of lateral partitions and a plurality of longitudinal baffle.
Wherein the described face shield of each of mask body unit is a pixel grid of mask body, and wherein each unit, space of grid body is corresponding with corresponding face shield unit.
Wherein, the upper surface of each face shield unit and the LED lamp light-emitting area on the circuit board are at a distance of more than 2/3rds of the pixel grid length of side, and its effect is that the LED pixel on the display screen is evenly distributed in the grid of a pel spacing at the transmitted light behind over-segmentation grid and face shield.
Wherein, described mask body and grid body are fixed together, and make each face shield unit of mask body aim at the unit, corresponding space of grid body respectively.
Wherein, the bottom of described mask body links together by the upper end of ultrasonic soldering mode and grid body.
Wherein, described each the described LED luminophor of circuit board that is installed in places respectively among the unit, a corresponding space, unit, described a plurality of space.
Wherein, the lower end of described grid body is distributed with and is used for a plurality of supporting legs of support grid body.
Wherein, described grid body is by in transparent PC material (polycarbonate) behind Doped with Titanium white powder, the stirring and drying, the injection moulding one-shot forming.
Wherein, the weight part ratio of described transparent PC material and described titanium dioxide is transparent PC material: titanium dioxide=1: 0.001～0.003.
Wherein, described mask body by in transparent PC material, mix diffusion master batch and 5 kinds of toners, stirring and drying after, the injection moulding one-shot forming.
Wherein, described transparent PC material is transparent PC material with the weight part ratio of diffusion master batch: diffusion master batch=1: 0.03～0.04; And the weight part ratio of described transparent PC material and five kinds of toners is respectively:
Transparent PC material: toner=1: 0.0025～0.0035 that is numbered R-TC30
Transparent PC material: toner=1: 0.00075～0.00085 that is numbered R-2001
Transparent PC material: toner=1: 0.00025～0.00035 that is numbered R-4008
Transparent PC material: toner=1: 0.00007～0.00013 that is numbered R-660R
Transparent PC material: toner=1: 0.0029～0.0039 that is numbered R-9103.
The present invention is except in television relay, no matter be under the close shot or the situation of vista shot, all can perfection present outside the LED screen display effect, light decorative effect and video display effect can also be united two into one, under the prerequisite of sacrifice sharpness within reason, the one, the pixel filling rate is brought up to more than 95% by original 59%, and the pixel segmentation line is not obvious, promptly eliminate the filaments of sun between the pixel, the 2nd, the light field uniformity coefficient of each pixel grid iuuminting is more than 75%, through after the optimization of above-mentioned two aspects, the entire display screen curtain can be to present a light-emitting area in monochrome, rather than pixel one by one, eliminated dazzle, can play video image clearly simultaneously.
The present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 shows the evenly synoptic diagram of the basic structure of the printing opacity face shield of diffusion of LED pixel of the present invention;
Fig. 2 is the front schematic view of mask body of the present invention;
Fig. 3 is the synoptic diagram of the A-A section of Fig. 2;
Fig. 4 is the front schematic view of grid body of the present invention;
Fig. 5 is the schematic rear view of grid body of the present invention;
Fig. 6 is the decomposing schematic representation of mask body of the present invention and grid body;
Fig. 7 is the synoptic diagram that mask body of the present invention and grid body are combined.
Embodiment
Fig. 1 has shown the evenly basic structure of the printing opacity face shield of diffusion of LED picture element of the present invention, and the printing opacity face shield comprises as shown in Figure 1:
Be positioned at mask body 1 topmost, this mask body utmost point is used for the light of transmission LED emission, acts on the ground of stage again;
Be positioned at the grid body 2 under the described mask body 1, this grid body 2 is used for the light of LED emission is imported mask body 1, and the black-tape between each pixel on the face shield that helps to weaken; And
Be positioned at the circuit board 3 that a plurality of LED light-emitting components are housed under the described grid body 3 its, wherein each LED is higher than the substrate of circuit board, so that each LED can enter in the corresponding space 23 of grid body 3.
Fig. 2 and Fig. 3 have shown the structure of mask body 1 of the present invention.As shown in Figure 2, mask body 1 is a grey, and evenly distributes by many transverse walls 11 and many a plurality of face shields unit 13 that vertical wall 12 is separated to form on the mask body 1.Wherein each face shield unit 13 of mask body 1 is a pixel grid of mask body.
As shown in Figure 3, the upper surface of described face shield unit 13 is protruding upward in the upper surface of transverse wall 11 and vertical wall 12, and the lower surface of face shield unit 13 protrudes in the transverse wall 11 and the vertical lower surface of wall 12 downwards, thereby forming on the mask body 1 with respect to transverse wall 11 and vertical protruding face shield unit 13 under the upper surface epirelief, lower surface of wall 12.That is to say that each pixel grid 13 of mask body 1 upper surface is epirelief slightly, make mask body 1 upper surface on the position of transverse wall 11 and vertical wall 12, form shallow grooves; And at the lower surface of mask body 1, because the lower surface of each pixel grid protrudes in transverse wall 11 and vertical wall 12 downwards, therefore at transverse wall 11 with vertically form groove on the position of wall 12, so that connect grid body 2.
The upper surface of each face shield unit 13 and the LED lamp light-emitting area on the circuit board are at a distance of more than 2/3rds of the pixel grid length of side, and its effect is that the LED pixel on the display screen (5 millimeters of luminous point physical sizes are square) is evenly distributed in the grid of a pel spacing at the transmitted light behind over-segmentation grid and face shield.Significantly do not cut apart blanking bar between the pixel, eliminated mosaic phenomenon basically, and the optical field distribution of each pixel grid does not become with watching angle on the face shield.And this face mask structure can stand 600 kilograms/square metre localised load, and the anti-personnel external force such as impact of jumping.The entire display screen curtain has reached unique display effect.
Fig. 4 and Fig. 5 have shown the shape of grid body 2.As shown in Figure 4 and Figure 5, grid body 2 is shallow white Transparent color, and evenly distribution surrounds unit, a plurality of space (that is cavity) 23 by a plurality of lateral partitions 21 and a plurality of longitudinal baffle 22.
The unit, a plurality of space 23 of grid body 2 forms one-to-one relationship with a plurality of face shields unit of mask body 1 13, and each unit, space 23 is corresponding to a corresponding face shield unit or pixel grid 13 in other words.
1 LED pixel of each unit, foursquare space (cutting apart grid) 23 parcel, the low titanium dioxide that mixes of grid, form shallow white transparence, transparent function is to make barrier have good vertical light-conducting type, the barrier wall imports pixel grid 13 edges on the face shield with LED light, with the black-tape between the pixel on the reduction face shield, and play diffusion LED luminous point, can eliminate mosaic phenomenon to greatest extent.Titanium dioxide forms shallowly has a reflex preferably in vain, and it is even to help to be transmitted to the lip-deep optical field distribution of grid, and the effect of the interference of the light between the isolate pixels point, in order to avoid cause ghost image.The face shield of 2mm or the above thickness of 2mm mixes a certain proportion of diffusion master batch, low mixes titanium dioxide and various toner, makes face shield gray when not luminous, and transmittance reached more than 33%, and guarantees that optical field distribution does not become with watching angle.
Mask body 1 is fixed together with grid body 2, makes each face shield unit 13 of mask body 1 aim at the unit, corresponding space 23 of grid body 2 respectively.This connection is preferably finished by ultrasonic soldering, and promptly the bottom of mask body 1 links together by the upper end of ultrasonic soldering mode and grid body 2.
Because the LED light-emitting component is higher than the basic of circuit board, therefore is installed in each described LED luminophor on the circuit board 3 and can be inserted into respectively in the unit 23, a plurality of space among the unit, a corresponding space.
As shown in Figure 5, the lower end of grid body 2 is distributed with and is used for a plurality of supporting legs 24 of support grid body.These supporting legs 24 pass respective through hole contact on the circuit board 3 and are used to the aluminium alloy base plate (not shown) of carrying and dispelling the heat.
Grid body 2 is made of PC material and material titanium dioxide, and it is by in transparent PC material (polycarbonate) behind Doped with Titanium white powder, the stirring and drying, the injection moulding one-shot forming.The weight part ratio of wherein transparent PC material and described titanium dioxide is transparent PC material: titanium dioxide=1: 0.001～0.003.
Mask body 1 is made of PC material, diffusion master batch and five kinds of toners, it by in transparent PC material, mix diffusion master batch and 5 kinds of toners, stirring and drying after, the injection moulding one-shot forming.
Wherein, described transparent PC material with the weight part ratio of diffusion master batch is: transparent PC material: diffusion master batch=1: 0.03～0.04; And
The weight part ratio of described transparent PC material and five kinds of toners is respectively:
Transparent PC material: toner=1: 0.0025～0.0035 that is numbered R-TC30
Transparent PC material: toner=1: 0.00075～0.00085 that is numbered R-2001
Transparent PC material: toner=1: 0.00025～0.00035 that is numbered R-4008
Transparent PC material: toner=1: 0.00007～0.00013 that is numbered R-660R
Transparent PC material: toner=1: 0.0029～0.0039 that is numbered R-9103.
Fig. 6 has shown the exploded view of mask body 1 and grid body 2, for the ease of installing, is positioned at two mask bodies 1 in installation diagram left side on the grid body 2 on figure right side.As shown in the figure, grid body 2 forms unit, a plurality of space 23 by lateral partitions 21 and longitudinal baffle 22.
Fig. 7 has shown two mask bodies 1 shown in Figure 6 has been fixed to situation on the grid body 2.
Below in conjunction with the application example of the present invention, printing opacity face shield of the present invention is elaborated in the 2008 Summer Olympics opening ceremony.
Being intended that of pixel atomizing wanted to break away from the deep impression that traditional LED display stays to people, cooperate creative content to produce brand-new visual effect, especially close shot is taken and also can not made the people remember it being the display effect of LED display.Azulejo pixel atomizing target: when close shot was taken, the border of removing the LED pixel to greatest extent made the soft exquisiteness of display frame, as implicit moistening as the Chinese traditional Chinese painting.
In view of this, at the display characteristic of Opening Ceremony of the Games ground LED screen, be under the situation of 20.83mm at pel spacing (length of side of pixel grid), it is the PC material of 2mm that mask body 1 and grid body 2 have adopted wall thickness.Wherein the PC of mask body 1 material mixes raw materials such as diffusant, toner, titanium dioxide, and effect is a printing opacity, gray; Pixel grid 13 surface distance LED luminous points surfaces 13.8mm, make the luminescent center point to the light field uniformity coefficient greater than 75%, and light field high light, i.e. the optical field distribution of bright dipping does not change with watching angle.The PC material of grid body 2 mixes titanium dioxide in a small amount, each three-primary color LED pixel point has unit, a space 23 (cutting apart barrier), the LED light of barrier offside reflection projects face shield unit or pixel grid 13, further strengthened the uniformity coefficient of each pixel projection light, control the concentration of titanium dioxide simultaneously, make its light that is refracted on the neighbor upper sheathing no longer return, eliminated ghost phenomena.Cutting apart the thick wall of the 2mm of barrier concentrates and absorbs the handing-over line boundary of part light between upper sheathing pixel and pixel that the LED pixel is sent, the filaments of sun on the border of having weakened.Upper sheathing characteristic with face mask structure forms the almost light-emitting area of every cut-off rule, makes whole screen showing that monochrome is as same uniform uniformly light-emitting face, has eliminated mosaic phenomenon.Can show simultaneously the picture clearly that meets displaying video again.Make this screen have real not destroying and take the stage background of relaying effect.
Grid body 2 plays the effect of support simultaneously, has designed supporting leg 24 below the grid body, and supporting leg directly contacts with the aluminum alloy framework (not shown) of LED screen, and fastening with screw.Cut apart between barrier and the upper sheathing and adopt ultrasonic soldering, make it to form the integral body of a face mask structure, have anti-600 kilograms/square metre bearing capacity, and the jump of can anti-personnel performing on screen is impacted.
The shallow grooves that mask body 1 upper surface forms on transverse wall 11 and vertical wall 12 positions can strengthen non-skid property.
The present invention is successful use on the LED screen of the long picture scroll of opening ceremony of Beijing Olympic Games ground, the display frame that its perfect color representation, the uniform light field that links up distribute and be pleasantly surprised, the complete video image with Opening Ceremony of the Games has been presented to whole world spectators, make that the world one of is shake, has stayed fine memory.
Although above the present invention is had been described in detail, the invention is not restricted to this, those skilled in the art of the present technique can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all should be understood to fall into protection scope of the present invention.
Claims (10)
1, the printing opacity face shield of the even diffusion of a kind of LED picture element comprises:
Mask body (1) with a plurality of face shields unit (13);
Be positioned at the grid body (2) under the described mask body (1) with unit, a plurality of space (23); And
Be positioned at the circuit board (3) that a plurality of LED light-emitting components are housed under the described grid body (3) its.
2, printing opacity face shield according to claim 1, wherein said mask body (1) is a grey, and mask body (1) is gone up the described a plurality of face shields unit (13) that evenly distributes and be separated to form by many transverse walls (11) and many vertical walls (12).
3, printing opacity face shield according to claim 2, wherein, the upper surface of described face shield unit (13) is protruding upward in the upper surface of described transverse wall (11) and vertical wall (12), and the lower surface of described face shield unit (13) protrudes from the lower surface of described transverse wall (11) and vertical wall (12) downwards.
4, printing opacity face shield according to claim 1 and 2, wherein said grid body (2) are shallow white Transparent color, and evenly distribution surrounds unit, described a plurality of space (23) by a plurality of lateral partitions (21) and a plurality of longitudinal baffle (22) branch.
5, printing opacity face shield according to claim 4, each described face shield unit (13) of wherein said mask body (1) is a pixel grid of mask body, and each unit, space (23) of described grid body (2) is corresponding with corresponding face shield unit (13).
6, printing opacity face shield according to claim 5, wherein the upper surface of each face shield unit (13) and the LED lamp light-emitting area on the circuit board are at a distance of more than 2/3rds of the described pixel grid length of side.
7, printing opacity face shield according to claim 3, wherein said grid body (2) be by in transparent PC material behind Doped with Titanium white powder, the stirring and drying, the injection moulding one-shot forming.
8, printing opacity face shield according to claim 7, the weight part ratio of wherein said transparent PC material and described titanium dioxide are transparent PC material: titanium dioxide=1: 0.001～0.003.
9, printing opacity face shield according to claim 2, wherein said mask body (1) by in transparent PC material, mix diffusion master batch and 5 kinds of toners, stirring and drying after, the injection moulding one-shot forming.
10, printing opacity face shield according to claim 9, wherein said transparent PC material is transparent PC material with the weight part ratio of diffusion master batch: diffusion master batch=1: 0.035～0.045; And
The weight part ratio of described transparent PC material and five kinds of toners is respectively:
Transparent PC material: toner=1: 0.0025～0.0035 that is numbered R-TC30
Transparent PC material: toner=1: 0.00075～0.00085 that is numbered R-2001
Transparent PC material: toner=1: 0.00025～0.00035 that is numbered R-4008
Transparent PC material: toner=1: 0.00007～0.00013 that is numbered R-660R
Transparent PC material: toner=1: 0.0029～0.0039 that is numbered R-9103.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100889715A CN101599238B (en) | 2009-07-15 | 2009-07-15 | Transparent veil with evenly dispersed LED pixel points |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100889715A CN101599238B (en) | 2009-07-15 | 2009-07-15 | Transparent veil with evenly dispersed LED pixel points |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101599238A true CN101599238A (en) | 2009-12-09 |
| CN101599238B CN101599238B (en) | 2011-03-30 |
Family
ID=41420666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100889715A Expired - Fee Related CN101599238B (en) | 2009-07-15 | 2009-07-15 | Transparent veil with evenly dispersed LED pixel points |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101599238B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280072A (en) * | 2011-08-01 | 2011-12-14 | 大连摩尔登传媒有限公司 | Display screen limiting visual area |
| CN103354066A (en) * | 2013-06-21 | 2013-10-16 | 北京金立翔艺彩科技股份有限公司 | Atomization lamp panel mask and LED atomization display screen |
| CN103775951A (en) * | 2012-10-19 | 2014-05-07 | 上海铭源数康生物芯片有限公司 | Light-emitting diode (LED) array based standard plane light source |
| CN104214719A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Projection lamp and built-in anti-dazzle grid thereof |
| WO2015127617A1 (en) * | 2014-02-27 | 2015-09-03 | 上海浦核科技有限公司 | Framework unit and framework combination body thereof |
| CN105487150A (en) * | 2016-01-06 | 2016-04-13 | 利亚德光电股份有限公司 | Reflecting mask and LED display device with same |
| CN106683575A (en) * | 2016-09-28 | 2017-05-17 | 南磊 | Plastic-film-stacked LED color screen cover with part of transparent aperture in lattice distribution |
| CN107799016A (en) * | 2017-11-07 | 2018-03-13 | 南磊 | A kind of seamless display method of the additional black and white transflective liquid crystal screen of LED color screens |
| CN109754718A (en) * | 2019-02-18 | 2019-05-14 | 深圳市梓桥科技有限公司 | Underwater display screen |
| CN109754719A (en) * | 2019-02-18 | 2019-05-14 | 深圳市梓桥科技有限公司 | The sealing structure and its assembling sealing technology of underwater display screen |
| WO2020063158A1 (en) * | 2018-09-28 | 2020-04-02 | 深圳光峰科技股份有限公司 | Led display screen |
| WO2020187213A1 (en) * | 2019-03-19 | 2020-09-24 | 深圳光峰科技股份有限公司 | Led display screen |
| CN111853604A (en) * | 2020-07-28 | 2020-10-30 | Tcl通力电子（惠州）有限公司 | Light guide member and electronic apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2727885Y (en) * | 2004-06-11 | 2005-09-21 | 深圳市联创健和光电显示有限公司 | Face shield plate for LED screen box |
| CN2796001Y (en) * | 2004-07-28 | 2006-07-12 | 深圳沃科半导体照明有限公司 | Color curtain wall |
| CN201054258Y (en) * | 2007-02-14 | 2008-04-30 | 长春希达电子技术有限公司 | A LED pixel module veil |
-
2009
- 2009-07-15 CN CN2009100889715A patent/CN101599238B/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280072A (en) * | 2011-08-01 | 2011-12-14 | 大连摩尔登传媒有限公司 | Display screen limiting visual area |
| CN103775951A (en) * | 2012-10-19 | 2014-05-07 | 上海铭源数康生物芯片有限公司 | Light-emitting diode (LED) array based standard plane light source |
| CN104214719A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Projection lamp and built-in anti-dazzle grid thereof |
| CN104214719B (en) * | 2013-05-29 | 2016-12-28 | 海洋王（东莞）照明科技有限公司 | Projecting Lamp and built-in anti-dazzle grating thereof |
| CN103354066A (en) * | 2013-06-21 | 2013-10-16 | 北京金立翔艺彩科技股份有限公司 | Atomization lamp panel mask and LED atomization display screen |
| WO2015127617A1 (en) * | 2014-02-27 | 2015-09-03 | 上海浦核科技有限公司 | Framework unit and framework combination body thereof |
| CN105487150A (en) * | 2016-01-06 | 2016-04-13 | 利亚德光电股份有限公司 | Reflecting mask and LED display device with same |
| CN106683575A (en) * | 2016-09-28 | 2017-05-17 | 南磊 | Plastic-film-stacked LED color screen cover with part of transparent aperture in lattice distribution |
| CN107799016A (en) * | 2017-11-07 | 2018-03-13 | 南磊 | A kind of seamless display method of the additional black and white transflective liquid crystal screen of LED color screens |
| WO2020063158A1 (en) * | 2018-09-28 | 2020-04-02 | 深圳光峰科技股份有限公司 | Led display screen |
| CN109754718A (en) * | 2019-02-18 | 2019-05-14 | 深圳市梓桥科技有限公司 | Underwater display screen |
| CN109754719A (en) * | 2019-02-18 | 2019-05-14 | 深圳市梓桥科技有限公司 | The sealing structure and its assembling sealing technology of underwater display screen |
| CN109754718B (en) * | 2019-02-18 | 2024-01-26 | 深圳市梓桥科技有限公司 | Underwater display screen |
| CN109754719B (en) * | 2019-02-18 | 2024-02-06 | 深圳市梓桥科技有限公司 | Sealing structure of underwater display screen and assembling and sealing process thereof |
| WO2020187213A1 (en) * | 2019-03-19 | 2020-09-24 | 深圳光峰科技股份有限公司 | Led display screen |
| CN111853604A (en) * | 2020-07-28 | 2020-10-30 | Tcl通力电子（惠州）有限公司 | Light guide member and electronic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101599238B (en) | 2011-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101599238B (en) | Transparent veil with evenly dispersed LED pixel points | |
| CN201532741U (en) | Light transmitting mask with evenly diffused LED pixel points | |
| RU2443073C2 (en) | Display device with the surrounding light | |
| CN105572886B (en) | A kind of three-dimensional display apparatus | |
| EA030861B1 (en) | Image projection apparatus | |
| CN108364568A (en) | A kind of display panel, display device and color membrane substrates | |
| CN108269502A (en) | A kind of display panel and display device | |
| CN101887666B (en) | LED display device | |
| Deng et al. | 74‐5: Late-News Paper: High Dynamic Range Incell LCD with Excellent Performance | |
| CN102096576B (en) | Quick tiled display method for light-emitting diode (LED) screens with different dot pitches and different dot matrixes | |
| CN104978941A (en) | Multi-visual-angle display device and driving method for the same | |
| CN107578713A (en) | A kind of hollow out LED screen device and its implementation | |
| CN201897934U (en) | LED (light-emitting diode) display screen | |
| CN101916534A (en) | Led display screen | |
| CN207250042U (en) | A kind of hollow out LED screen device | |
| CN201387696Y (en) | Light dot matrix image system | |
| KR101072042B1 (en) | 3d led display board | |
| CN103795896B (en) | A kind of display device ambient light control system | |
| CN206163049U (en) | LED display unit and LED display screen | |
| WO2021130777A2 (en) | Direct view led display system | |
| CN206991667U (en) | Immersion type LED three-dimensional displays | |
| WO2005106826A1 (en) | Electronic display board | |
| CN216527833U (en) | Display screen structure and display with same | |
| CN101515426B (en) | System for improving image display effect | |
| CN219626291U (en) | Shadow projection device for scientific and technological exhibition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yu Jianping Inventor after: Chen Wei Inventor after: Chang Chunquan Inventor after: Zhou Fengguang Inventor after: Fan Weibing Inventor after: Li Jie Inventor after: Li Wensu Inventor after: Zuo Chao Inventor after: Lan Xia Inventor after: Bai Ming Inventor before: Yu Jianping Inventor before: Chang Chunquan Inventor before: Fan Weibing Inventor before: Li Wensu Inventor before: Zuo Chao Inventor before: Lan Xia Inventor before: Bai Ming Inventor before: Chen Wei Inventor before: Zhou Fengguang |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YU JIANPING CHANG CHUNQUAN FAN WEIBING LI WENSU ZUO CHAO LAN XIA BAI MING CHEN WEI ZHOU FENGGUANG TO: YU JIANPING CHANG CHUNQUAN ZHOU FENGGUANG FAN WEIBING LI JIE LI WENSU ZUO CHAO LAN XIA BAI MING CHEN WEI |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20120715 |