WO2014153802A1 - Dispositif d'affichage a ecrans multiples - Google Patents

Dispositif d'affichage a ecrans multiples Download PDF

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Publication number
WO2014153802A1
WO2014153802A1 PCT/CN2013/074959 CN2013074959W WO2014153802A1 WO 2014153802 A1 WO2014153802 A1 WO 2014153802A1 CN 2013074959 W CN2013074959 W CN 2013074959W WO 2014153802 A1 WO2014153802 A1 WO 2014153802A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid crystal
crystal display
display panels
light source
faceted
Prior art date
Application number
PCT/CN2013/074959
Other languages
English (en)
Chinese (zh)
Inventor
刁凯
邹斌
王丹
Original Assignee
京东方科技集团股份有限公司
北京京东方显示技术有限公司
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 京东方科技集团股份有限公司, 北京京东方显示技术有限公司 filed Critical 京东方科技集团股份有限公司
Publication of WO2014153802A1 publication Critical patent/WO2014153802A1/fr

Links

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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • 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
    • G09F9/35—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 liquid crystals
    • 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
    • G02F1/13336—Combining plural substrates to produce large-area displays, e.g. tiled displays

Definitions

  • Embodiments of the invention relate to a multifaceted display. Background technique
  • LCDs liquid crystal displays
  • the LCD is realized by an electric field formed by two sheets of conductive glass to drive the liquid crystal therebetween. Since the liquid crystal itself does not emit light, the LCD needs to transmit or reflect the display through an external light source.
  • Most of the existing LCDs are transmissive, and for transmissive LCDs, backlights are an integral part.
  • Embodiments of the present invention provide a multi-faceted display that saves energy and is cost effective.
  • An embodiment of the present invention provides a multi-faceted display including a plurality of liquid crystal display panels facing a plurality of directions, wherein the plurality of liquid crystal display panels define a receiving space, and the receiving space is provided with the plurality of liquid crystal display panels
  • the liquid crystal display panel provides a light source of light.
  • the light source is a strip light source that emits light to the periphery, and the light source is parallel to any one of the plurality of liquid crystal display panels.
  • the distance from the center of the light source to each of the plurality of liquid crystal display panels is equal.
  • the plurality of liquid crystal display panels are connected together by a peripheral plastic frame, and the peripheral plastic frame includes a plurality of receiving portions for accommodating the liquid crystal display panel and a plurality of A connection portion that connects the accommodation portions to each other.
  • each of the plurality of liquid crystal display panels is attached with an optical film on a surface close to the light source.
  • the liquid crystal display panels are three, and the three liquid crystal display panels are respectively disposed in three housing portions of the peripheral plastic frame, three of the three The liquid crystal display panel is connected end to end to form a triangular prism structure.
  • the liquid crystal display panels are four, and the four liquid crystal display panels are respectively disposed in four receiving portions of the peripheral plastic frame, and the four The liquid crystal display panel is connected end to end to form a quadrangular prism structure.
  • the accommodating space enclosed by the plurality of liquid crystal display panels further includes a bottom plate and an upper cover.
  • the bottom plate and/or the upper cover plate include a heat sink.
  • the multi-faceted display of the embodiment of the present invention When the multi-faceted display of the embodiment of the present invention is used, only one light source is used to provide light for a plurality of liquid crystal display panels, and the multiple light sources are prevented from working at the same time to cause more heat accumulation, thereby preventing the liquid crystal display panel from being damaged due to excessive ambient temperature. At the same time, providing light to a plurality of liquid crystal display panels by one light source can also greatly save energy.
  • the multi-faceted display structure of the present invention has a larger unit cost than the production and maintenance of a plurality of conventional displays.
  • Figure 1 is a perspective view of a multi-faceted display of a first embodiment of the present invention
  • FIG. 2 is a plan view of a multi-face display according to a first embodiment of the present invention
  • Figure 3 is a plan view of a multi-faceted display of a second embodiment of the present invention.
  • FIG. 4 is a plan view of a multi-faceted display of a third embodiment of the present invention.
  • Figure 5 is a side elevational view of a multi-faceted display of an embodiment of the present invention, schematically showing an upper cover and a bottom plate and heat sinks mounted on the upper cover and the bottom plate.
  • the words “a” or “an” do not denote a quantity limitation, but rather mean that there is at least one.
  • the words “including” or “comprising”, etc. are intended to mean that the elements or objects that are “included” or “comprising” are intended to encompass the elements or Component or object. Words such as “connected” or “connected” are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Upper”, “lower”, “left”, “right”, etc. are only used to indicate the relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may also change accordingly.
  • a multi-faceted display includes a plurality of liquid crystal display panels 1 facing a plurality of directions, and a plurality of liquid crystal display panels 1 enclose a receiving space 10, and the receiving space 10 is provided with a plurality of The liquid crystal display panel 1 provides a light source 3 for light.
  • the multi-faceted display of the embodiment of the present invention only one light source 3 is used to provide light to the plurality of liquid crystal display panels 1, and the plurality of light sources 3 are prevented from simultaneously operating, thereby greatly saving energy.
  • the heat generation amount of the single light source 3 is limited, and does not cause a large amount of heat to be accumulated, thereby preventing the liquid crystal display panel 1 from being damaged due to an excessively high ambient temperature.
  • the light source 3 is a strip light source that can emit light to the surroundings, and the light source 3 is parallel to Any one of the plurality of liquid crystal display panels 1.
  • the center of the light source 3 to each of the plurality of liquid crystal display panels 1 of the liquid crystal display panel 1 The distance is equal.
  • each of the liquid crystal display panels 1 obtains the same amount of light, which ensures that the display effect of each of the liquid crystal display panels 1 is uniform.
  • the multi-faceted display according to the embodiment of the present invention is described by taking the same size of a plurality of liquid crystal display panels 1 as an example.
  • the shapes of the light sources 3 and the distances from the respective liquid crystal display panels 1 can be adjusted accordingly to ensure the display quality of the respective liquid crystal display panels 1.
  • a multi-face display wherein a plurality of liquid crystal display panels 1 are connected together by a peripheral plastic frame 5, and the peripheral plastic frame 5 includes a plurality of accommodating portions 51 for accommodating the liquid crystal display panel 1 and a plurality of accommodating portions. 51 connecting portions 52 connected to each other.
  • the receiving portion 51 is interleaved with the connecting portion 52 That is, there is a connecting portion 52 between every two adjacent receiving portions 51, thereby ensuring the overall strength of the multi-faceted display of the embodiment of the present invention.
  • each adjacent two liquid crystal display panels 1 are connected to form a prismatic shape, and each of the liquid crystal display panels 1 serves as one side of the prism.
  • a multi-face display according to an embodiment of the present invention wherein a plurality of liquid crystal display panels 1 are adjacent to the light source
  • the surface of 3 is respectively covered with an optical film 2, which generally includes a diffusing gas prism film or the like, and functions to diffuse the light of the light source 3 to become a uniform surface light source.
  • an optical film 2 which generally includes a diffusing gas prism film or the like, and functions to diffuse the light of the light source 3 to become a uniform surface light source.
  • the bottom plate 8 and the upper cover 7 are disposed at the upper and lower ends of the light source 3 to ensure that the accommodating space 10 is not affected by ambient light.
  • the bottom plate 8 and/or the upper cover 7 include a heat dissipating device 9 for dissipating heat generated by the light source 3 to ensure normal operation of each liquid crystal display panel 1.
  • the multi-faceted display is a three-sided display, and includes three liquid crystal display panels 1 , and three liquid crystal display panels 1 are respectively disposed on the peripheral glue.
  • the three liquid crystal display panels 1 are sequentially connected end to end by the connecting portion 52 to form a triangular prism structure, and the three liquid crystal display panels 1 enclose a triangular prism-shaped accommodating space 10 for accommodating the space 10.
  • a light source 3 for supplying light to the three liquid crystal display panels 1 is provided inside.
  • the light source 3 is preferably a strip-shaped or cylindrical light source, and can emit light to the surroundings.
  • a cylindrical or strip-shaped light source 3 is disposed on the central axis of the accommodating space 10 and parallel to any one of the four liquid crystal display panels 1, that is, the center of the light source 3 to the three liquid crystal display panels 1 The distance is equal.
  • the three liquid crystal display panels 1 are connected together by a peripheral plastic frame 5.
  • the peripheral frame 5 includes three housing portions 51 of the liquid crystal display panel 1, and three connecting portions 52 for connecting the housing portions 51 to each other.
  • An optical film 2 is disposed on one surface of the three liquid crystal display panels 1 adjacent to the light source 3.
  • the optical film 2 includes a diffusion film, a prism film, and the like, and functions to diffuse the light of the light source 3 to form a uniform surface light source.
  • the upper and lower surfaces of the triangular prism formed by the three liquid crystal display panels 1 are provided with a bottom plate 8 and an upper cover 7. Further, the bottom plate 8 and/or the upper cover 7 further comprise a heat dissipating device 9 for helping to dissipate heat, thereby maintaining the normal operating temperature of the three liquid crystal display panels 1 and preventing damage caused by overheating of the light source 3. .
  • a heat dissipating device 9 for helping to dissipate heat, thereby maintaining the normal operating temperature of the three liquid crystal display panels 1 and preventing damage caused by overheating of the light source 3.
  • the multi-faceted display of the embodiment of the present invention is a four-sided display, including four liquid crystal display panels 1, and four liquid crystal display panels 1 are respectively disposed in four receiving portions 51 of the peripheral plastic frame 5, and four liquid crystal displays.
  • the panel 1 is connected end to end through the connecting portion 52 to form a quadrangular prism structure.
  • the four liquid crystal display panels 1 enclose a four-prism (cuboid)-shaped accommodating space 10 in which a light source 3 for supplying light to the four liquid crystal display panels 1 is disposed.
  • the light source 3 is preferably a strip-shaped or cylindrical light source 3, which can emit light to the surroundings.
  • a cylindrical or strip-shaped light source 3 is disposed on the central axis of the accommodating space 10 and parallel to any one of the four liquid crystal display panels 1, that is, the center of the light source 3 to the four liquid crystal display panels 1 The distance is equal.
  • the four liquid crystal display panels 1 are connected together by a peripheral plastic frame 5.
  • the peripheral bezel 5 includes four receiving portions 51 of the liquid crystal display panel 1, and four connecting portions 52 for connecting the receiving portions 51 to each other.
  • An optical film 2 is disposed on one surface of the four liquid crystal display panels 1 close to the light source 3.
  • the optical film 2 includes a diffusion film, a prism film, or the like, and functions to diverge the light of the light source 3 to form a uniform surface light source.
  • the upper and lower sides of the quadrangular prism formed by the four liquid crystal display panels 1 are provided with a bottom plate 8 and an upper cover 7 (not shown). Further, the bottom plate 8 and/or the upper cover 7 further include a heat dissipating device 9 for maintaining the normal operating temperature of the four liquid crystal display panels 1 to prevent damage caused by overheating of the light source 3.
  • a heat dissipating device 9 for maintaining the normal operating temperature of the four liquid crystal display panels 1 to prevent damage caused by overheating of the light source 3.
  • the multi-faceted display of the embodiment of the present invention is a five-sided display, including five liquid crystal display panels 1, and five liquid crystal display panels 1 are respectively disposed in five receiving portions 51 of the peripheral plastic frame 5, five liquid crystals.
  • the display panel 1 is sequentially connected end to end by the connecting portion 52 to form a pentagonal prism structure.
  • the five liquid crystal display panels 1 enclose a five-prism-shaped accommodating space 10 in which a light source 3 for supplying light to the five liquid crystal display panels 1 is disposed.
  • the strip-shaped light source 3 is disposed on the central axis of the accommodating space 10.
  • the light source 3 is preferably a strip-shaped or cylindrical light source, which can emit light to the surroundings.
  • a cylindrical or strip-shaped light source 3 is disposed on a central axis of the accommodating space 10 and parallel to any one of the five liquid crystal display panels 1, that is, the center of the light source 3 to the five liquid crystal display panels 1 The distances are equal.
  • the five liquid crystal display panels 1 are connected by a peripheral plastic frame 5.
  • the peripheral frame includes five receiving portions 51 of the liquid crystal display panel 1, and five connecting portions 52 for connecting the receiving portions 51 to each other.
  • An optical film 2 is disposed on one surface of the five liquid crystal display panels 1 near the light source 3.
  • the optical film 2 includes a diffusion film, a prism film, or the like, and functions to diffuse the light of the light source 3 to form a uniform surface light source.
  • the bottom plate 8 and the upper cover 7 are provided on the upper and lower surfaces of the five prisms formed by the five liquid crystal display panels 1. Further, the bottom plate 8 and/or the upper cover 7 further include a heat dissipating device 9 for helping to dissipate heat, thereby maintaining the normal operating temperature of the three liquid crystal display panels 1 to prevent damage caused by overheating of the light source 3.
  • the multi-face display of the embodiment of the present invention can also be designed to include six liquid crystal display panels 1, seven liquid crystal display panels 1, eight liquid crystal display panels 1, and the like, that is, the corresponding multi-faceted display is a hexagonal prism and a seven prism. , eight prisms and so on.
  • the liquid crystal display panel 1 may have the same size and may be different. When the size of the liquid crystal display panel 1 is different, the prisms formed correspondingly may not be positive prisms. In short, the plurality of liquid crystal display panels 1 share the backlight 3.
  • the combined multi-faceted display should fall within the scope of the present invention.
  • the accommodating portion 51 may be a structure surrounding four sides of each liquid crystal display panel 1, or a structure surrounding a side adjacent to two adjacent liquid crystal display panels 1, or only surrounding each liquid crystal.
  • the connecting portion 52 may be a vertically integrated structure, and may be connected to the entire side surface of the liquid crystal display panel 1 or the connecting portion 52 may be configured to connect only the corners of the liquid crystal display panel 1.
  • the accommodating portion 51 surrounds the entire side surface of the liquid crystal display panel 1.
  • the connecting portion 52 is configured to be integral with the accommodating portion 51, and is connected to the liquid crystal display panel 1. The entire side.
  • the liquid crystal display panel 1 is generally inclined downward at a certain angle to facilitate viewing by the viewer, in order to realize such a structure, the size relationship of the upper and lower positions of the connecting portion 52 can be adjusted, that is, the adjacent two housing portions The spacing between the 51 up and down positions is achieved.
  • the light source 3 is not limited to the strip light source, and may have a shape similar to the prism shape formed by the plurality of liquid crystal display panels 1, that is, a triangular prism light source corresponding to the three-sided display forming space, corresponding to the four-sided display
  • the accommodating space 10 formed therein is a quadrangular prism light source
  • the occlusion space 10 formed by the five-sided display is a five-prism light source, and so on, and corresponding to each liquid crystal display panel 1, each of which corresponds to one light-emitting surface of the light source 3, which may be more Good to achieve even distribution of light, and better display.
  • the strip power source 3 or the prismatic power source 3 can perform brightness or shape according to the distance from the upper and lower positions of the display panel. Adjustment, such as the strip power supply 3 is set to a structure in which the brightness is successively decreased from top to bottom.
  • the premise is that the accommodating space 10 for accommodating the light source 3 formed in each liquid crystal display panel 1 must be closed, so that the light of the light source 3 can be more effectively utilized while preventing external light. Interference.
  • a heat dissipating device 9 such as a heat conductive metal sheet, is disposed on the bottom plate 8 and/or the upper cover 7 of the closed accommodating space 10, so that the temperature in the accommodating space 10 is not excessively high due to the continuous heat generation of the light source 3, resulting in liquid crystal Display panel 1 cannot be displayed normally.

Abstract

L'invention concerne un dispositif d'affichage à écrans multiples, comprenant une pluralité de panneaux d'affichage à cristaux liquides (1) tournés respectivement dans de multiples directions ; la pluralité de panneaux d'affichage à cristaux liquides (1) renfermant un espace de réception (10), l'espace de réception (10) comportant une source de lumière (3) en son sein pour fournir de la lumière à la pluralité de panneaux d'affichage à cristaux liquides (1).
PCT/CN2013/074959 2013-03-27 2013-04-28 Dispositif d'affichage a ecrans multiples WO2014153802A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310101443.5A CN103176304B (zh) 2013-03-27 2013-03-27 多面显示器
CN201310101443.5 2013-03-27

Publications (1)

Publication Number Publication Date
WO2014153802A1 true WO2014153802A1 (fr) 2014-10-02

Family

ID=48636277

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/074959 WO2014153802A1 (fr) 2013-03-27 2013-04-28 Dispositif d'affichage a ecrans multiples

Country Status (2)

Country Link
CN (1) CN103176304B (fr)
WO (1) WO2014153802A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150131022A1 (en) * 2013-11-13 2015-05-14 Shenzhen China Star Optoelectronics Technology Co. Ltd. Multiple display monitor
WO2023242935A1 (fr) * 2022-06-14 2023-12-21 シャープディスプレイテクノロジー株式会社 Dispositif d'affichage à facettes multiples et appareil d'affichage

Families Citing this family (13)

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Publication number Priority date Publication date Assignee Title
CN103592794A (zh) * 2013-11-13 2014-02-19 深圳市华星光电技术有限公司 多面显示器
CN103982819A (zh) * 2014-05-14 2014-08-13 京东方科技集团股份有限公司 一种多面显示装置
CN104407465B (zh) 2014-12-12 2019-03-05 京东方科技集团股份有限公司 一种多面显示器件
CN104460087A (zh) * 2014-12-12 2015-03-25 京东方科技集团股份有限公司 一种多面显示器件
CN104460088A (zh) * 2014-12-12 2015-03-25 京东方科技集团股份有限公司 一种多面显示器件
CN104460089B (zh) * 2014-12-12 2018-02-16 京东方科技集团股份有限公司 一种多面显示器件
CN105487274B (zh) 2016-01-18 2019-03-01 深圳市华星光电技术有限公司 双面显示器框架及双面显示器
CN106483700A (zh) * 2016-12-05 2017-03-08 深圳市华星光电技术有限公司 模块化液晶显示装置
KR101981586B1 (ko) * 2017-12-01 2019-05-23 엘지디스플레이 주식회사 다면체형 표시장치
CN108266666B (zh) * 2018-01-16 2021-03-30 京东方科技集团股份有限公司 准直背光结构及其显示装置、双屏和多屏显示装置
KR102622979B1 (ko) * 2018-10-15 2024-01-08 엘지디스플레이 주식회사 표시 장치
CN109683387A (zh) * 2019-02-26 2019-04-26 深圳市华之洋光电科技有限公司 多角度显示的tn显示屏
TWI820976B (zh) * 2022-10-20 2023-11-01 達擎股份有限公司 顯示裝置

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WO2023242935A1 (fr) * 2022-06-14 2023-12-21 シャープディスプレイテクノロジー株式会社 Dispositif d'affichage à facettes multiples et appareil d'affichage

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