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WO2015027718A1 - Dispositif d'affichage pour la suppression d'un cadre d'affichage - Google Patents

Dispositif d'affichage pour la suppression d'un cadre d'affichage Download PDF

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Publication number
WO2015027718A1
WO2015027718A1 PCT/CN2014/076747 CN2014076747W WO2015027718A1 WO 2015027718 A1 WO2015027718 A1 WO 2015027718A1 CN 2014076747 W CN2014076747 W CN 2014076747W WO 2015027718 A1 WO2015027718 A1 WO 2015027718A1
Authority
WO
WIPO (PCT)
Prior art keywords
display
light
display area
hole
eliminating
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.)
Ceased
Application number
PCT/CN2014/076747
Other languages
English (en)
Chinese (zh)
Inventor
张世诚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vtron Technologies Ltd
Original Assignee
Vtron Technologies Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vtron Technologies Ltd filed Critical Vtron Technologies Ltd
Publication of WO2015027718A1 publication Critical patent/WO2015027718A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides

Definitions

  • the present invention relates to the field of display devices, and more particularly to a display device that eliminates a display bezel.
  • LCD liquid crystal display
  • large-size LCD can achieve 80 inches to 100. Inch, but still difficult to meet the needs of some occasions (such as monitoring, scheduling, etc.), and the yield of its oversized LCD panel is difficult to guarantee.
  • the present invention provides a display device for eliminating a display bezel capable of seamless display in order to overcome at least one of the above-mentioned drawbacks (deficiencies) of the prior art.
  • a display device for eliminating a display frame comprising a display panel, the display panel is divided into a central display area, an edge display area and a frame area, the display panel surface is provided with an optical system, and the optical system is provided with a surface on the central display area
  • One or more through-light guiding structures and one or more periscope structures on the surface of the edge display area the light emitted from the central display area directly passes through the through-light guiding structure; the light emitted from the edge display area passes through the periscope structure to the border The area is shifted after the direction is emitted.
  • the invention uses a periscope principle to set a periscope structure, and the periscope structure is placed in the edge display area of the display panel, and the light emitted from the edge display area enters the periscope structure, and after two reflections, exits from the periscope structure, the direction and incidence of the light when exiting.
  • the direction of the time is the same, but the position of the light is shifted when the light is emitted, so that part of the light emitted from the edge display area is offset to the frame area, thereby transferring some pixels of the display area of the edge of the display panel to the frame area, thereby eliminating the effect of the frame.
  • seamless splicing of the display panel can be achieved.
  • the present invention does not need to change the internal structure of the existing display panel, and only needs to add an optical system on the surface of the display panel, which is simple to implement and low in cost, thereby reducing the cost of splicing.
  • FIG. 1 is a schematic structural view of a display device 1 for eliminating a display frame according to the present invention.
  • Figure 2 is a cross-sectional view of the optical system of the present invention.
  • Figure 3 shows the schematic of the periscope.
  • Figure 4 is a schematic diagram of a periscope structural unit in the present invention.
  • Figure 5 is a schematic view showing the structure of a periscope structure in the present invention.
  • Figure 6 is a plan view of the optical system of the present invention.
  • FIG. 7 is a schematic structural diagram 1 of a third embodiment of a display device for eliminating a display frame according to the present invention.
  • FIG. 8 is a second structural diagram of a third embodiment of a display device for eliminating a display frame according to the present invention.
  • connection or integral connection; may be mechanical connection or electrical connection; may be directly connected, or may be indirectly connected through an intermediate medium, it can be said that the internal connection of the two elements.
  • connection, or integral connection may be mechanical connection or electrical connection; may be directly connected, or may be indirectly connected through an intermediate medium, it can be said that the internal connection of the two elements.
  • the main implementation principle of the present invention is to widen the pixel pitch of the display panel, and the pixels of the edge display area are transferred to the adjacent frame, thereby eliminating the frame and achieving seamless splicing.
  • the main purpose is to transfer the display pixels of the display panel to the frame through the optical system, and the optical system can convert one pixel or a plurality of pixels of the display panel into one pixel, and then shift the position of the display by the reflection principle, and process through the optical system.
  • the pixels are arranged to the entire LCD panel (including the display area and the bezel), thereby obtaining a display device without a bezel, and the entire panel surface can display an image, thereby achieving seamless splicing.
  • a display device for eliminating a display frame includes a display panel 1 and the display panel 1 is divided into a central display area. 11 , the edge display area 12 and the border area 13 , the display panel 1 is provided with an optical system 2 on the surface thereof, and the optical system 2 is provided with one or more through-light guiding structures on the surface of the central display area 12 21 and one or more periscope structures 22 on the surface of the edge display area 13; the light emitted from the central display area 11 passes directly through the through light guiding structure 21; the edge display area 12 The emitted light is emitted through the periscope structure 22 in the direction of the frame area 13 and then exits.
  • the division of the display panel 1 area can be divided according to actual display requirements, and generally the display panel 1
  • the central portion is divided into a central display area 11 corresponding to the through light guiding structure 21 in the optical system 2, and the light exits from the central display area 11 and directly passes through the through light guiding structure 21 Exit, the display of pixels in this area does not change, it is a normal display.
  • the edge portion of the display area of the display panel 1 is divided into the edge display area 12, and the size of the display panel can be divided according to actual needs, and the display panel 1
  • the area where the image cannot be displayed is divided into the border area 13 .
  • the edge display area corresponds to the periscope structure 22 in the optical system 2, and the light exits the edge display area 12 and passes through the periscope structure 22
  • the pixel position is offset from the edge display area 12 toward the bezel area such that a portion of the pixels are offset to the bezel area 13 so that the bezel area 13 can also display an image.
  • the present invention applies the principle of a periscope to change the pixel position at the edge display area 12 to the border area 13.
  • a periscope Shown as the periscope schematic, 3 is the light source, 4 is the plane mirror, 5 is the periscope shell, 6 is the light path, and the light from the light source 3 enters the periscope shell 5 and passes through the two plane mirrors 4 After the reflection, it emerges from the periscope housing 5, during which the light is displaced at the exit position of the periscope relative to the incident position.
  • the present invention designs a periscope structure based on the principle of a periscope.
  • the periscope structure 22 can adopt a specific structure as shown in FIG.
  • the periscope structure is a transparent structure, and includes a first through hole 221 and a second through hole respectively at the two ends of the light entrance and the light exit.
  • the light entrance of the second through hole 222 is perpendicularly connected to the light entrance of the third through hole 223, wherein the light exit of the third through hole 223 is opposite to the light entrance of the first through hole 221, Second through hole
  • the sidewalls of the 222 are provided with a first reflective slope 2221 and a second reflective slope 2222 which are parallel to each other, and the light emitted from the edge display region is incident from the light entrance of the first through hole 221 through the first reflective slope.
  • periscope structures 22 may be provided, as shown in Fig. 1, for example, a plurality of periscope structures 22 are disposed on the optical system 2, and at this time, a plurality of periscope structures 22 The first reflective slope and the second reflective slope are parallel to each other, thereby ensuring that all the light entering the optical system 2 can be reflected and then emitted, thereby reducing light loss.
  • the periscope structure 22 is perpendicular to the display panel 1 and is in close contact with the display panel 1 .
  • the first through hole 221 on the periscope structure 21 is vertical and closely follows the display panel 1 setting.
  • the first reflective slope can be formed on the sidewall of the second through hole 222 by providing a plane mirror or a plated high reflectivity film layer. 2221 and second reflective bevel 2222.
  • the straight light guiding structure 21 The incident light can be passed directly, and the position of the pixel does not change here.
  • the through light guiding structure 21 is vertically and closely attached to the surface of the display panel 2.
  • Through-light conduction structure 21 can be used vertically and close to the display panel 2
  • the transparent tube or the transparent rod on the surface may also be a glass tube with a high reflectivity film layer on the inner wall or a glass rod with a high reflectivity film layer on the outer wall, and the glass tube or the glass rod is vertically and closely attached to the display panel 1
  • the glass tube may be a plexiglass tube or an inorganic glass tube; the glass rod may also be a plexiglass rod or an inorganic glass rod.
  • the first through hole 221, the second through hole 222, and the third through hole 223 The light exit port and the light entrance port may be a circular port or a square port, or may be other shapes, and are designed according to actual needs, and the first through hole 221, the second through hole 222 and the third pass are required to be designed. Hole 223
  • the connection between the upper entrance and the light exit can match each other.
  • the light entrance and the light exit on the through light guiding structure 21 may also be a circular opening or a square opening. For example, as shown in Figure 6, for the optical system 2 The top view of the light exit is set to a circular opening.
  • the optical system 2 may be an integrated structure having the same size as the display panel 1.
  • the optical system 2 A transparent thin plate made of a high reflectivity material may be used, and a through light guiding structure and a periscope structure may be formed by punching the transparent thin plate.
  • the optical system is used to transfer the edge display pixels of the display panel to the border, so that the original display panel frame can also display an image, but in the process, the optical system enlarges the pixels, so that the brightness displayed by the unit area is slightly Differences. Therefore, in order to ensure uniformity of display brightness of the entire display device, the display panel can be improved to increase the pixel density of the edge of the display panel or increase the brightness of the pixel, thereby eliminating the display difference caused by the optical system amplification.
  • the pixel density of the central display area 11 of the display panel 1 is larger than the pixel density of the edge display area 12, that is, the pixel pitch of the central display area 11 is larger than the edge display area 12, or the display panel 1
  • the brightness of the center display area 11 is greater than the brightness of the edge display area 12.
  • the display panel 1 and the optical system 2 are reduced while ensuring display pixel size and brightness uniformity.
  • the processing difficulty is as follows: the pixel density of the central display area 11 of the display panel 1 is set to 2 times the pixel density of the edge display area; or the brightness of the central display area 11 of the display panel 1 is set as the edge display area. 2 times 12 .
  • a film layer 9 for the uniform light can be disposed on the surface of the optical system 2 for reducing the display difference and increasing the viewing angle.
  • the film layer 9 is a diffusion film.

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

La présente invention concerne un dispositif d'affichage pour la suppression d'un cadre d'affichage comprenant un panneau d'affichage (1) divisé en une zone d'affichage centrale (11), une zone d'affichage latérale (12) et une zone de cadre (13). La lumière émise depuis la zone d'affichage centrale (11) pénètre directement les structures de guidage direct de lumière vers une sortie, et la lumière émise depuis la zone d'affichage latérale (12) est décalée dans la direction de la zone de cadre (13) par le biais de structures périscopiques (22) puis sort. Une partie des pixels de la zone d'affichage latérale (12) du panneau d'affichage (1) est transférée vers la zone de cadre (13), de façon à obtenir l'effet de suppression du cadre et à réaliser une jonction sans couture du panneau d'affichage (1).
PCT/CN2014/076747 2013-08-30 2014-05-04 Dispositif d'affichage pour la suppression d'un cadre d'affichage Ceased WO2015027718A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310389548.5A CN103412424B (zh) 2013-08-30 2013-08-30 一种消除显示边框的显示装置
CN201310389548.5 2013-08-30

Publications (1)

Publication Number Publication Date
WO2015027718A1 true WO2015027718A1 (fr) 2015-03-05

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Application Number Title Priority Date Filing Date
PCT/CN2014/076747 Ceased WO2015027718A1 (fr) 2013-08-30 2014-05-04 Dispositif d'affichage pour la suppression d'un cadre d'affichage

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CN (1) CN103412424B (fr)
WO (1) WO2015027718A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109426012A (zh) * 2017-08-21 2019-03-05 凌云光技术集团有限责任公司 一种用于显示屏检测的背光治具
CN112908188A (zh) * 2021-02-05 2021-06-04 湖北长江新型显示产业创新中心有限公司 一种显示面板、显示装置
US12147072B2 (en) 2021-06-11 2024-11-19 Corning Incorporated Optical transforming article

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103412424B (zh) * 2013-08-30 2016-04-27 广东威创视讯科技股份有限公司 一种消除显示边框的显示装置
CN104035233B (zh) 2014-06-13 2017-02-01 京东方科技集团股份有限公司 显示屏边框消除装置及显示设备
CN104062805A (zh) * 2014-06-13 2014-09-24 京东方科技集团股份有限公司 显示模组及显示装置
CN104464532B (zh) * 2014-12-09 2017-02-22 京东方科技集团股份有限公司 一种显示面板及显示装置
KR102347244B1 (ko) 2015-09-25 2022-01-05 엘지디스플레이 주식회사 광섬유를 포함하는 판상 광학부재 및 그를 포함하는 다중 패널 표시장치
KR102529717B1 (ko) * 2016-04-29 2023-05-04 엘지디스플레이 주식회사 표시장치
CN107240358A (zh) * 2017-04-27 2017-10-10 努比亚技术有限公司 一种显示面板组件及终端
CN107167956B (zh) * 2017-06-06 2020-10-09 华为技术有限公司 光学薄膜、显示装置以及终端设备
CN114706160B (zh) * 2022-03-02 2024-02-13 Oppo广东移动通信有限公司 光纤面板、屏幕以及电子设备
CN118922018A (zh) * 2024-09-06 2024-11-08 合肥维信诺科技有限公司 显示面板、显示模组及显示装置

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CN101593473A (zh) * 2009-04-29 2009-12-02 广东威创视讯科技股份有限公司 一种lcd无缝拼接方法及专用图像传输装置
CN101673009A (zh) * 2008-09-12 2010-03-17 欧睿电通股份有限公司 无接缝的拼接式显示器及其制造方法
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WO2013002712A1 (fr) * 2011-06-30 2013-01-03 Shl Group Ab Bordure non sombre et dispositif de paroi vidéo sans couture
CN103412424A (zh) * 2013-08-30 2013-11-27 广东威创视讯科技股份有限公司 一种消除显示边框的显示装置

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CN102087814B (zh) * 2010-11-30 2016-04-27 曹嘉灿 一种无边框显示装置及大屏幕显示器

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CN101673009A (zh) * 2008-09-12 2010-03-17 欧睿电通股份有限公司 无接缝的拼接式显示器及其制造方法
CN101593473A (zh) * 2009-04-29 2009-12-02 广东威创视讯科技股份有限公司 一种lcd无缝拼接方法及专用图像传输装置
WO2013002712A1 (fr) * 2011-06-30 2013-01-03 Shl Group Ab Bordure non sombre et dispositif de paroi vidéo sans couture
CN102854644A (zh) * 2012-07-05 2013-01-02 友达光电股份有限公司 显示装置
CN103412424A (zh) * 2013-08-30 2013-11-27 广东威创视讯科技股份有限公司 一种消除显示边框的显示装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109426012A (zh) * 2017-08-21 2019-03-05 凌云光技术集团有限责任公司 一种用于显示屏检测的背光治具
CN109426012B (zh) * 2017-08-21 2023-11-10 凌云光技术股份有限公司 一种用于显示屏检测的背光治具
CN112908188A (zh) * 2021-02-05 2021-06-04 湖北长江新型显示产业创新中心有限公司 一种显示面板、显示装置
CN112908188B (zh) * 2021-02-05 2022-07-22 湖北长江新型显示产业创新中心有限公司 一种显示面板、显示装置
US12147072B2 (en) 2021-06-11 2024-11-19 Corning Incorporated Optical transforming article

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Publication number Publication date
CN103412424B (zh) 2016-04-27
CN103412424A (zh) 2013-11-27

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