CN103514820A - LCD splicing system eliminating display frames - Google Patents
LCD splicing system eliminating display frames Download PDFInfo
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- CN103514820A CN103514820A CN201310431233.2A CN201310431233A CN103514820A CN 103514820 A CN103514820 A CN 103514820A CN 201310431233 A CN201310431233 A CN 201310431233A CN 103514820 A CN103514820 A CN 103514820A
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Abstract
The invention relates to the field of display devices, in particular to an LCD splicing system eliminating display frames. The LCD splicing system comprises a plurality of LCD panels forming a splicing screen in a spicing mode, and further comprises optical systems and a light-emitting device. The optical systems are arranged on the surfaces of the LCD panels. The frame area of each LCD panel is divided into an inner side area and an outer side area. Light emitted from the display areas on the edges of the LCD panels enters the optical systems perpendicularly and amplified and extended to the inner side areas of the frame areas through the optical systems. According to the LCD splicing system, the frames among the LCD panels can be eliminated, and the LCD panels with the frames eliminated are good in display effect, simple in structure, low in splicing difficulty and high in production efficiency.
Description
Technical field
The present invention relates to field of display devices, more specifically, relate to a kind of LCD splicing system of eliminating display bezel.
Background technology
Along with developing rapidly of large-scale LCD panel, the many advantages such as LCD display is ultra-thin, lightweight, radiationless with it, stable performance become the main flow of display technique gradually, large-scale LCD can have been accomplished 80 cun to 100 cun at present, but still difficulty meets the demand of some occasion (as monitoring, scheduling etc.), and the yield of its oversize LCD panel is difficult to guarantee.
Existing LCD panel is due to the demand of peripheral circuits cabling and encapsulation, showing that image has inevitably occurred around can not viewing area, this can not viewing area another name be frame, the existence of frame causes when LCD splices picture divided, destroy continuity and the integrality of image, had a strong impact on the effect of splicing.At present a lot of LCD panel business make great efforts to reduce the border width of LCD panel always, but still cannot realize zero frame and realize truly seamless spliced.
Summary of the invention
The present invention is at least one defect (deficiency) overcoming described in above-mentioned prior art, and a kind of LCD splicing system of realizing seamless spliced elimination display bezel is provided.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of LCD splicing system of eliminating display bezel, comprise that several are spliced into the LCD panel of mosaic screen, also comprise optical system, luminescent device, described optical system is located at LCD panel surface, the rim area of described LCD panel is divided into inside region and exterior lateral area, the light vertical incidence of LCD face plate edge viewing area outgoing is to optical system, by optical system, amplify the inside region that extends to rim area, the light vertical incidence that luminescent device sends, to optical system, is amplified the exterior lateral area that extends to rim area by optical system.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention utilizes the method that excuse me, by optical system, LCD face plate edge pixel is amplified, thereby utilize LCD face plate edge pixel to eliminate LCD panel part frame, the light that recycling luminescent device sends is eliminated LCD panel residue frame, LCD panel can be shown by Rimless, realize seamless spliced.The LCD Display panel of eliminating after frame is effective, and it need increase optical system and a small amount of luminescent device on LCD panel, simple in structure, and splicing difficulty is low, and production efficiency is high.And with edge pixel, eliminate frame separately with respect to traditional, make edge pixel point become very large, be greater than the width of frame, thereby cause a distance to increase, decrease resolution, and the present invention utilizes edge pixel to eliminate part frame, with luminescent device, eliminate remainder frame again, make to form two pixels on frame, can reduce thus to put distance between the display pixel of LCD frame and pixel, increase the resolution that frame epigraph shows.
Accompanying drawing explanation
Fig. 1 is the structural representation of full-color LED lamp bar in the present invention.
Fig. 2 is the structural representation in embodiment 1 in the present invention.
Fig. 3 is the structural representation of optical system in the present invention.
Fig. 4 is the structural representation of embodiment 2 in the present invention.
Fig. 5 is the structure vertical view of one of them frame of LCD panel unit in embodiments of the invention 2.
Fig. 6 is the structure vertical view of a complete LCD panel unit in embodiments of the invention 2.
Fig. 7 is 4 mosaic screen splicing effect schematic diagram that LCD panel splicing forms in embodiments of the invention 2.
Fig. 8 is the structural representation of embodiments of the invention 3.
Fig. 9 is the scheme of installation of luminescent device and backlight in embodiments of the invention 3.
Figure 10 is the structural representation of embodiments of the invention 4.
Figure 11 is the assembling schematic diagram of through-type guiding device and luminescent device in embodiments of the invention 4.
Figure 12 is the structural representation of bending type guiding device in embodiments of the invention 4.
Figure 13 is the structural representation that embodiments of the invention 4 utilize bending type guiding device.
Figure 14 is LCD panel splicing schematic diagram in embodiments of the invention 5.
Figure 15 is the structural representation of embodiments of the invention 5.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
For better explanation the present embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product;
To those skilled in the art, in accompanying drawing some known features and explanation thereof may to omit be understandable.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indication such as term " side ", " below ", " inner side ", " outside " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as the quantity of indication or hint relative importance or implicit indicated technical characterictic.Thus, " first " of restriction is, one or more these features can be expressed or impliedly be comprised to the feature of " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, can be also indirectly to connect by intermediary, can say the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term at concrete meaning of the present invention.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
Main enforcement principle of the present invention is that the viewing area, edge of LCD panel is extended to the frame portion region being adjacent, the demonstration of recycling luminescent device covers the frame remainder of LCD panel, its main implementation method is by optical system, the display pixel of LCD panel to be amplified and moved on the frame of LCD panel, occupy the certain space of its frame, the display pixel of luminescent device is amplified and moved on the frame of LCD panel, occupy the remaining space of LCD frame, that is to say that the image showing on LCD panel border is viewing area, YouLCD edge and luminescent device and amplifies on the frame that pixel expands to LCD panel by optical system, can obtain thus one and there is no frame, the LCD panel that all can show image, thereby realize seamless spliced.
A kind of LCD splicing system of eliminating display bezel of the specific embodiment of the invention, comprise that several are spliced into the LCD panel of mosaic screen, also comprise optical system, luminescent device, described optical system is located at LCD panel surface, the rim area of described LCD panel is divided into inside region and exterior lateral area, the light vertical incidence of LCD face plate edge viewing area outgoing is to optical system, by optical system, amplify the inside region that extends to rim area, the light vertical incidence that luminescent device sends, to optical system, is amplified the exterior lateral area that extends to rim area by optical system.
A kind of LCD splicing system of eliminating display bezel that this specific embodiment provides, rim area by the edge pixel of LCD face plate edge viewing area and the demonstration covering LCD panel of a small amount of luminescent device, thereby reach the effect of eliminating frame, thereby realize seamless spliced.
Wherein, LCD panel is according to actual display effect, can be divided into viewing area and rim area, viewing area can be divided into again viewing area, center and viewing area, edge, viewing area, center refers to the core of LCD panel, rim area refers on LCD panel the not region of displayable image, and viewing area, edge refers to the part between viewing area, center and rim area, and the size of viewing area, center and viewing area, edge is divided according to actual needs.
In specific implementation process, luminescent device is preferentially selected full-color LED lamp, for convenient, installs, and full-color LED lamp can be assembled into full-color LED lamp bar 1 in advance, and its structural representation as shown in Figure 1.
In specific implementation process, in order to guarantee the display consistency of LCD Display panel and luminescent device, the preferential employing of backlight in LCD panel and the lamp of luminescent device same type, fundamentally solve the demonstration difference in LCD panel border district, thereby guarantee the display consistency of whole LCD panel.In the situation that luminescent device preferentially adopts full-color LED lamp bar, the backlight in LCD panel also preferentially adopts full-color LED lamp to replace the former backlight in LCD panel, and the full-color LED lamp after replacement is over against liquid crystal cell, for liquid crystal display provides backlight.
In specific implementation process, on the rim area of LCD panel, the division of inside region and exterior lateral area is set according to actual application demand.Usually, the rim area of LCD panel is divided into inside region and exterior lateral area, be that the width of inside region and exterior lateral area respectively equals half of LCD panel border district, a semispace of the pixel Ge Zhan rim area that the pixel of viewing area, edge of optical system JiangLCD panel border district side and the pixel of the light that luminescent device sends are expanded.Preferably, at luminescent device, adopt full-color LED lamp bar, and when the backlight of LCD panel adopts other luminescent devices, LED lamp brightness is generally high, its brightness is far longer than the brightness of LCD panel, therefore, utilizes this advantage of LED lamp can increase the width that it eliminates frame, the width of eliminating LCD panel border by LED lamp is greater than the width that utilizes LCD edge pixel to eliminate LCD panel border, and on the rim area of LCD panel, the width of exterior lateral area is greater than the width of inside region.For example, on the rim area of LCD panel 2/3rds of the width WeiLCD panel border district of exterior lateral area, / 3rd of a width WeiLCD panel border district of inside region, specifically as shown in Figure 2, 1 is optical system, 2 is the viewing area of LCD panel, 3 is the rim area of LCD panel, 4 is full-color LED lamp bar, 3 ' is the frame region of the LCD panel eliminated by the pixel of the viewing area, edge of LCD panel, / 3rd of a width WeiLCD panel border district in this region, 3 ' ' be the frame region by the LCD panel of full-color LED lamp bar 4 eliminations, 2/3rds of the width WeiLCD panel border district in this region.
In specific implementation process, the preferential thin plate being formed by array hole that adopts of optical system, thin plate is made by highly reflective material or hole wall is coated with high reflectance rete, its effect is to expand the pixel of viewing area, LCD edge and the pixel of luminescent device, can on LCD panel border, show.Preferably, the array hole in optical system is straight-through hole.Hole in optical system shows a pixel, and each hole unit is a display pixel, and it is pixel is amplified and expand on frame.With respect to LCD face plate center viewing area, the array hole in optical system becomes a pixel by a plurality of pixels, and LCD panel lighting area equals the actual lighting area of optical system; And with respect to LCD panel border district, the an array hole corresponding LCD panel part rim area of optical system and viewing area, edge or corresponding LCD panel part rim area and the luminescent device of a part of LCD panel, light-emitting area below optical system is less than the actual lighting area of optical system like this, thereby realize the amplification of pixel, expand on rim area.The high reflection of optical system inwall, light has reflex in hole, and light source amplifies through reflection.The thin plate of this structure has high scattering, the feature of extinction not, can reduce light loss.In specific implementation process, array hole can be also circular port for square opening, and example as shown in Figure 3, is the structural representation of optical system 1, and wherein the hole in optical system 1 is square opening.In actual applications, in order to reduce difference, optical system exiting surface can also be provided with even smooth rete, as diffusion barrier.
In specific implementation process, in LCD panel, backlight and luminescent device can be controlled by control system simultaneously, also can be controlled separately by control system, and concrete mode can be selected according to practical application request.
In specific implementation process, the setting position of luminescent device can be various, its can by arrange concrete position make its light positive sending be positioned at well LCD panel border district side and directly vertical incidence to optical system, the transmission of the light that can conduct by guiding device, utilizes photoconduction ZhiLCD panel border district's side that guiding device sends luminescent device vertical incidence to optical system.The set-up mode of luminescent device is described below in conjunction with several specific embodiments.
On the basis of embodiment 1, the luminescent device of this specific embodiment is positioned over LCD panel border side, and the display direction of luminescent device is identical with LCD Display panel direction, and the direct vertical incidence of its light sending is to optical system.For example, as shown in Figure 4, 1 is optical system, 2 is the viewing area of LCD panel, 3 is the rim area of LCD panel, 4 is the full-color LED lamp bar as luminescent device, from Fig. 4, can be clearly seen that full-color LED lamp bar 4 is placed on the side of the rim area 3 of LCD panel, effect is as shown in Fig. 5-7, wherein Fig. 5 is the structure vertical view of one of them frame of LCD panel unit of the present invention, wherein 1 is optical system, 2 is the viewing area of LCD panel, 3 is the rim area of LCD panel, the viewing area, edge of the 5th, LCD panel, this part will show because optical system 1 is extended on rim area 3, 4 is the full-color LED lamp bar as luminescent device, its light sending also shows because optical system 1 is extended on rim area 3.Fig. 6 is the vertical view of a complete LCD panel unit, 2 is the viewing area of LCD panel, 6 is that the pixel of LCD face plate edge viewing area is in Shang viewing area, rim area, 7 be luminescent device at LCD panel in Shang viewing area, rim area, by the pixel of LCD face plate edge viewing area and the pixel of luminescent device are expanded, can on the rim area of LCD panel, show, respectively occupy certain space, thus obtain complete a, pixel uniformly, the display unit of seamless.Fig. 7 is 4 mosaic screen splicing effect schematic diagram that LCD panel splicing forms in this specific embodiment, as we can see from the figure, 4 LCD panels all utilize the pixel of viewing area, edge and the pixel of luminescent device to eliminate frame, thereby realize the seamless spliced of mosaic screen.
In the present embodiment, luminescent device preferentially selects independently control system to control its course of work, the demonstration of auxiliary LCD panel.
On the basis of embodiment 1, the luminescent device of the present embodiment is located on the backlight luminous board of LCD panel, it is relative with the liquid crystal cell peripheral region of LCD panel in backlight luminous board Shang installation site, and its light sending conducts to LCD panel border district's side vertical incidence to optical system by guiding device.As in a kind of preferred implementation, as shown in FIG. 8 and 9, luminescent device adopts full-color LED lamp 8, the backlight of LCD panel adopts full-color LED lamp 8, as the full-color LED lamp 8 of luminescent device with as the full-color LED lamp 8 of backlight, be all arranged on backlight luminous board 9, as the full-color LED lamp 8 of backlight over against liquid crystal cell, for providing backlight, liquid crystal display emits white light, thereby form the viewing area 2 of LCD panel, full-color LED lamp 8 as luminescent device is arranged in liquid crystal cell relative region around, coordinate LCD to show image, its light being sent by guiding device 10 conducts to 3 sides, LCD panel border district, recycling optical system 1 is expanded on the corresponding region in LCD panel border district 3, now, guiding device 10 can be placed in the side in LCD panel border district 3, be close to and perpendicular to optical system, make the light vertical incidence that enters guiding device 10 to optical system 1, reduce the situation appearance that light is harassed.
A kind of preferred embodiment in, guiding device 10 is the leaded light component being comprised of optical fiber or glass tube lamp arranged in sequence.
On the basis of embodiment 1, the luminescent device of the present embodiment is positioned over LCD panel back, the light that luminescent device sends is passed to and is conducted to LCD panel border district's side vertical incidence to optical system by guiding device, and guiding device can be the leaded light component being comprised of optical fiber or glass tube lamp arranged in sequence.Particularly as shown in FIG. 10 and 11,10 is guiding device, 4 is the full-color LED lamp bar as luminescent device, the light that full-color LED lamp bar 4 sends is transferred to the side in LCD panel border district 3 by guiding device 10, utilizing optical system 1 amplification to extend on the region of LCD panel border district 3 correspondences, in LCD Display panel district 2, the pixel of viewing area, edge also utilizes optical system 1 amplification to extend on the region of LCD panel border district 3 correspondences, thereby eliminates the frame of LCD panel.
In the present embodiment, the demonstration of full-color LED lamp bar is by transfer to 3 sides, LCD panel border district to guiding device 10, thus the size of full-color LED lamp bar 4 non-Mosaic faces when design can be than embodiment 3 large, can reduce its difficulty of processing.
In specific implementation process, guiding device 10 can be various structures, it can be through-type, as shown in FIG. 10 and 11, it can be also bending type, specifically as shown in Figures 12 and 13, guiding device 10 is bending type, it can change optical propagation direction, be placed on the light that the full-color LED lamp bar 4 of LCD panel back sends and by the guiding device 10 of bending type, be transmitted to the side in LCD panel border district 3, vertical incidence is to optical system 1 again, wherein the arrow shown in Figure 12 is the light emission direction of full-color LED lamp bar 4, in this structure, the demonstration of full-color LED lamp bar 4 is to transfer to 3 sides, LCD panel border district by the guiding device 10 change Liao Guang directions of propagation of bending type, the stitching portion of the position of full-color LED lamp bar 4 and LCD panel has a segment distance thus, thereby the width of full-color LED lamp bar 4 is not strict with, can greatly reduce difficulty of processing.
In specific implementation process, guiding device 10 and luminescent device are installed in LCD panel, as shown in FIG. 11 and 12 after can assembling again.
Embodiment 5
On the basis of embodiment 1, the luminescent device of the present embodiment can be arranged in the space that LCD panel and LCD panel splicing formula stay, now structure can first be spliced LCD panel, after splicing, carrying out seamless spliced processing, to use method of the present invention that its frame is eliminated, thereby realize, reach seamless spliced effect.Particularly as shown in FIG. 14 and 15, LCD panel 11 leaves space during with 11 splicing of LCD panel, 2 WeiLCD Display panel districts wherein, and 3 is the rim area of LCD panel, 12 is LCD panel 11Jian space; Full-color LED lamp bar 4 as luminescent device is positioned in space 12, the direct vertical incidence of light of sending as the full-color LED lamp bar 4 of luminescent device is to optical system, and the light sending as the full-color LED lamp bar 4 of luminescent device is passed to and conducted to LCD panel border district 3 sides vertical incidence to optical system by guiding device.During installation, LCD panel 11 and LCD panel 11 first can be spliced, then full-color LED lamp bar 4 is placed in LCD panel 11Jian space 12, and then add optical system.
In specific implementation process, the luminescent device of the present embodiment also can pass through guiding device conducting light.Particularly, will can be used as luminescent device and guiding device and all be positioned in LCD panel 11Jian space 12, and now can in advance luminescent device and guiding device be assembled, then be installed in LCD panel 11.
The corresponding same or analogous parts of same or analogous label;
In accompanying drawing, describe position relationship for only for exemplary illustration, can not be interpreted as the restriction to this patent;
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in the protection domain of the claims in the present invention.
Claims (10)
1. a LCD splicing system of eliminating display bezel, comprise that several are spliced into the LCD panel of mosaic screen, it is characterized in that, also comprise optical system, luminescent device, described optical system is located at LCD panel surface, the rim area of described LCD panel is divided into inside region and exterior lateral area, the light vertical incidence of LCD face plate edge viewing area outgoing is to optical system, by optical system, amplify the inside region that extends to rim area, the light vertical incidence that luminescent device sends, to optical system, is amplified the exterior lateral area that extends to rim area by optical system.
2. the LCD splicing system of elimination display bezel according to claim 1, is characterized in that, described luminescent device is positioned over LCD panel border side, and the direct vertical incidence of light that luminescent device sends is to optical system.
3. the LCD splicing system of elimination display bezel according to claim 1, it is characterized in that, described luminescent device is located on the backlight luminous board of LCD panel, it is relative with the liquid crystal cell peripheral region of LCD panel in backlight luminous board Shang installation site, and its light sending conducts to LCD panel border district's side vertical incidence to optical system by guiding device.
4. the LCD splicing system of elimination display bezel according to claim 1, it is characterized in that, described luminescent device is positioned over LCD panel back, and the light that luminescent device sends is passed to and conducted to LCD panel border district's side vertical incidence to optical system by guiding device.
5. the LCD splicing system of elimination display bezel according to claim 1, is characterized in that, leaves space when LCD panel and LCD panel splicing; Described luminescent device is positioned in space, the direct vertical incidence of light that luminescent device sends is to optical system, or, luminescent device and guiding device are all positioned in space, and the light that luminescent device sends is passed to and conducted to LCD panel border district's side vertical incidence to optical system by guiding device.
6. according to the LCD splicing system of the elimination display bezel described in claim 3-5 any one, it is characterized in that, described guiding device is the leaded light component being comprised of optical fiber or glass tube lamp arranged in sequence.
7. according to the LCD splicing system of the elimination display bezel described in claim 1-5 any one, it is characterized in that, described luminescent device is full-color LED lamp bar.
8. the LCD splicing system of elimination display bezel according to claim 7, is characterized in that, the backlight in described LCD panel is full-color LED lamp bar.
9. according to the LCD splicing system of the elimination display bezel described in claim 1 to 5 any one, it is characterized in that, the width that the width of described inside region and exterior lateral area respectively equals half or the exterior lateral area in LCD panel border district is greater than the width of inside region.
10. according to the LCD splicing system of the elimination display bezel described in claim 1 to 5 any one, it is characterized in that, the thin plate of described optical system for being formed by array hole, described thin plate is made by highly reflective material or hole wall is coated with high reflectance rete.
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| CN201310431233.2A CN103514820B (en) | 2013-09-22 | 2013-09-22 | A kind of LCD splicing system eliminating display bezel |
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| CN201310431233.2A CN103514820B (en) | 2013-09-22 | 2013-09-22 | A kind of LCD splicing system eliminating display bezel |
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| CN104123893B (en) * | 2014-08-08 | 2016-06-22 | 北京环宇蓝博科技有限公司 | A kind of seamless spliced device of liquid crystal display screen optics |
| CN104464558A (en) * | 2014-12-11 | 2015-03-25 | 深圳市华星光电技术有限公司 | Multi-screen display device |
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| CN108630111A (en) * | 2017-03-17 | 2018-10-09 | 诚屏科技股份有限公司 | Display device and display equipment |
| CN107886852A (en) * | 2017-04-14 | 2018-04-06 | 深圳市微阵技术有限公司 | Display strip and splicing display system with same |
| CN107886852B (en) * | 2017-04-14 | 2024-04-12 | 深圳市微阵技术有限公司 | Display strip and spliced display system with same |
| CN107390413A (en) * | 2017-08-09 | 2017-11-24 | 深圳市华星光电技术有限公司 | Spliced display device and its joining method |
| CN110400537A (en) * | 2018-04-19 | 2019-11-01 | 群创光电股份有限公司 | Electronic equipment |
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| CN114217467A (en) * | 2021-12-10 | 2022-03-22 | Tcl华星光电技术有限公司 | Preparation method of display device, display device and splicing display device |
| CN114217467B (en) * | 2021-12-10 | 2024-01-23 | Tcl华星光电技术有限公司 | Display device manufacturing method, display device and spliced display device |
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