WO2016000283A1 - 曲率可调节的背板及具有该背板的液晶显示装置 - Google Patents
曲率可调节的背板及具有该背板的液晶显示装置 Download PDFInfo
- Publication number
- WO2016000283A1 WO2016000283A1 PCT/CN2014/082533 CN2014082533W WO2016000283A1 WO 2016000283 A1 WO2016000283 A1 WO 2016000283A1 CN 2014082533 W CN2014082533 W CN 2014082533W WO 2016000283 A1 WO2016000283 A1 WO 2016000283A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- curvature
- notches
- back plate
- bottom plate
- liquid crystal
- Prior art date
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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- 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
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133317—Intermediate frames, e.g. between backlight housing and front frame
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/13332—Front frames
-
- 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
Definitions
- Curvature adjustable back plate and liquid crystal display device having the same
- the present invention relates to the field of liquid crystal display technology, and in particular to a back plate having an adjustable curvature and a liquid crystal display device having the same. Background technique
- the liquid crystal display has many advantages such as thin body, power saving, and no radiation, and has been widely used. Such as: LCD TV, mobile phone, personal digital assistant (PDA), digital camera, computer screen or laptop screen.
- LCD TV liquid crystal display
- PDA personal digital assistant
- digital camera computer screen or laptop screen.
- a liquid crystal display device includes a housing, a liquid crystal panel disposed in the housing, and a backlight module (Backlight module:) disposed in the housing.
- the working principle of the liquid crystal panel is to place liquid crystal molecules in two parallel glass substrates. There are many vertical and horizontal small wires between the two glass substrates, and the liquid crystal molecules are controlled to change direction by energization or not, and the light of the backlight module is refracted. Come out to produce the picture.
- the backlight module is divided into a side-in type backlight module and a direct-type backlight module according to different incident positions of the light source.
- the direct type backlight module is configured such that a backlight such as a cathode fluorescent lamp (CCFL) or a light emitting diode (LED) light source is disposed behind the liquid crystal panel, and the light is homogenized by the diffusion plate to form a surface light source.
- a backlight such as a cathode fluorescent lamp (CCFL) or a light emitting diode (LED) light source
- the side-lit backlight module has a backlight LED strip (Light bar) disposed at the edge of the back panel behind the liquid crystal panel, and the light emitted by the LED strip is from the side of the light guide plate (LGP).
- the smooth surface enters the light guide plate, is reflected and diffused, and is emitted from the light exit surface of the light guide plate, and then passes through the optical film group to form a surface light source to be supplied to the liquid crystal panel.
- curved display devices such as curved TVs.
- curved display devices provide optimal viewing from the center to the edge of the screen, while ordinary display devices
- the ability to render at the edge of the screen has been relatively unsatisfactory.
- the curved display unit's entire screen is designed to provide a wide panoramic image, which provides the same visual enjoyment both in the center and around the screen, and reduces off-axis viewing when viewed at close range. Distortion.
- the curved display device will allow the user to extend the viewing distance for a better viewing experience. Therefore, compared with ordinary display devices, curved display devices have great advantages: 1. Product differentiation; 2. Wider viewing angle; 3. Reduce distortion in close-range viewing.
- the implementation of the existing curved display device mainly includes: 1. Attaching a bracket having a specific degree of separation to the backboard, forcing the backboard to bend into a uniformity with the bracket; 2. Forming a song directly on the backboard Surface structure.
- the back plate can only be bent with a fixed curvature, and the curvature of the display device obtained by the two methods is also fixed, and the curvature adjustment cannot be performed according to the user's viewing requirements or the conversion between the flat display and the curved display can be realized. , to make the viewing angle subject to certain restrictions.
- a thermal bimetal is a composite material that is firmly bonded together by two (or more) metal or alloy component layers having different coefficients of thermal expansion, wherein a set of element layers has a lower coefficient of thermal expansion, being a passive layer, and A set of element layers has a higher coefficient of thermal expansion, which is an active layer, and both the active layer and the passive layer have higher internal resistance values.
- the hot bimetal is energized, the active layer and the passive layer can rapidly generate a large amount of heat, and the temperature rises.
- the deformation of the active layer due to thermal expansion is significantly larger than that caused by the thermal expansion of the passive layer, causing the thermal bimetal to bend toward the passive layer side. .
- the temperature can be controlled to control the bending deformation.
- the hot bimetal can be used to fabricate the back plate of the liquid crystal display device, and the curvature of the curved liquid crystal display device can be realized by controlling the curvature of the back plate. Or a flat display and a surface display conversion.
- the existing curvature-adjustable backsheet made of hot bimetal also has certain defects, which are manifested in: Due to the large length and width dimensions of the liquid crystal display device, it is made of hot bimetal.
- the aspect ratio LVW of the back plate 10 is small, and the back plate 10 exhibits obvious bending deformation in various directions during the bending deformation of the heat, so that the curved liquid crystal display device cannot achieve more accurate curvature adjustment. , can not reach the preset bending state. Summary of the invention
- the object of the present invention is to provide a back plate with adjustable curvature, which can accurately adjust the curvature of the back plate and facilitate stress release during deformation of the back plate, thereby making the deformation of the back plate easier.
- Another object of the present invention is to provide a liquid crystal display device having the curvature adjustable back plate, which can conveniently and accurately adjust the curvature of the liquid crystal display device, so that the user can obtain the desired according to different needs when viewing.
- the desired display status enhances the appeal of the product to the market.
- the present invention firstly provides a back plate having an adjustable curvature, the curvature adjustable back plate comprising a bottom plate, the bottom plate is made of a hot bimetal, and the bottom plate is disposed along the length or width direction thereof.
- the notch, the local aspect ratio of the bottom plate is increased by the plurality of notches.
- Each of the notches is in the form of an elongated strip which is parallel to each other.
- the ratio of the length to the width of the notch is 10:1.
- the notch has a width of 5 mm, and each of the notches has an elongated strip-like rectangular shape.
- the plurality of notches are arranged in a plurality of columns, and the series of notches are parallel to each other.
- the present invention also provides a liquid crystal display device including a back plate, an optical component disposed in the backplane, a backlight disposed in the backplane, a plastic frame disposed above the backlight, and a liquid crystal disposed on the plastic frame Panel, and fixed LCD a front frame on the plastic frame, the back plate includes a bottom plate, the bottom plate is made of a hot bimetal, and the bottom plate is provided with a plurality of notches along a length or a width thereof, and the bottom plate is raised by the plurality of notches Local aspect ratio.
- Each of the notches is in the form of an elongated strip which is parallel to each other.
- the ratio of the length to the width of the notch is 10:1.
- the notch has a width of 5 mm, and each of the notches (11) has an elongated strip-like rectangular shape.
- the plurality of notches are arranged in a plurality of columns, and the series of notches are parallel to each other.
- the curvature-adjustable back sheet of the present invention is improved by providing a plurality of notches on a bottom plate made of a hot bimetal, and the plurality of notches are disposed along the length or width direction of the bottom plate.
- the partial aspect ratio of the bottom plate is such that when the curvature-adjustable back plate is bent and deformed, the degree of bending along the length of the notch is much greater than the degree of bending along the width of the notch, so that the curvature of the back plate can be compared.
- Accurate adjustment and stress release during deformation of the backing plate make deformation of the backing plate easier.
- the liquid crystal display device of the invention has the curvature-adjustable back plate, which can conveniently and accurately adjust the curvature of the liquid crystal display device, so that the user can obtain the desired display state according to different needs when viewing, and improve the product. Attractive to the market.
- FIG. 1 is a schematic view showing a state of curvature of a conventionally adjustable back plate made of a hot bimetal
- FIG. 2 is a plan view showing a first embodiment of a curvature-adjustable back plate of the present invention
- FIG. 4 is a schematic view showing a curved state of a second embodiment of the curvature-adjustable back plate of the present invention
- FIG. 5 is a view showing a curved state of the second embodiment of the present invention
- FIG. 6 is a schematic view showing the structure of a liquid crystal display device having the back sheet of the present invention.
- the curvature adjustable back plate comprises a bottom plate 1 which is made of a hot bimetal.
- a hot bimetal is a composite material in which metal or alloy component layers having different coefficients of thermal expansion are firmly bonded together, wherein The set of element layers has a lower coefficient of thermal expansion, which is a passive layer, and the other element layer has a higher coefficient of thermal expansion, which is an active layer, and both the active layer and the passive layer have higher internal resistance values.
- the material of the active layer may be brass, nickel, Fe-Ni-Cr, Fe-Ni-Mn or Mn-Ni-Cu alloy
- the material of the passive layer may be Ni34% ⁇ 50%. Invar alloy.
- the bottom plate 1 is provided with a plurality of notches 11 along its length, and each of the notches 11 has an elongated strip shape.
- the plurality of notches 11 are parallel to each other, and the bottom plate 1 is partitioned into a plurality of regions of length L1 and width W1 to increase the local aspect ratio L1/W1 of the bottom plate 1.
- the ratio of the length to the width of the notch 11 is L/W 10:1.
- the width 11 of the notch 11 is 5 mm, and each notch 11 has an elongated strip-like rectangular shape.
- the bottom plate 1 is in a planar state, and the curvature-adjustable backplane can be used as a planar backplane.
- the curvature-adjustable back plate when the curvature-adjustable back plate is energized, since the bottom plate 1 is made of hot bimetal, the active layer and the passive layer rapidly generate a large amount of heat, the temperature rises, and the active layer is caused by thermal expansion. The deformation is significantly larger than the deformation of the passive layer due to thermal expansion, causing the bottom plate 1 to bend toward the side of the passive layer. Moreover, since the plurality of notches 11 divide the bottom plate 1 into a plurality of regions of length L1 and width W1, the local aspect ratio L1/W1 of the bottom plate 1 is increased, so that the curvature can be adjusted.
- the degree of bending of the plate along the length direction of the notch 11 is much greater than the degree of bending along the width direction of the notch 11, avoiding significant bending deformation in all directions, so that the curvature-adjustable back plate is opposite to the
- the length of the bottom plate 1 is bent to achieve a predetermined bending state, so that the curvature of the back plate can be accurately adjusted.
- the curvature-adjustable backplane When the curvature-adjustable backplane is de-energized, the curvature-adjustable backplane gradually returns to the planar state as shown in FIG.
- the plurality of notches 11 also function as an elastic buffer to facilitate deformation of the curvature-adjustable back plate. The stress release at the time makes the deformation easier.
- FIG. 4 is a second embodiment of the curvature adjustable back plate of the present invention, which differs from the first embodiment in that the plurality of notches 11 are arranged in a plurality of rows and the plurality of notches 11 are parallel to each other, which is easier to manufacture. . Others are the same as the first embodiment, and are not described herein again.
- Fig. 5 is a third embodiment of the curvature-adjustable back sheet of the present invention, which differs from the first embodiment in that the bottom plate 1 is provided with a plurality of notches 11" along its width direction.
- the curvature-adjustable backing plate When the curvature-adjustable backing plate is energized in the third embodiment, the curvature-adjustable backing plate is bent farther in the length direction of the notch 11" than in the width direction of the notch 11" To avoid the occurrence of significant bending deformation in all directions, so that the curvature-adjustable back plate is bent relative to the width direction of the bottom plate 1 to achieve a predetermined bending state. The curvature of the backing plate is now more accurately adjusted.
- the plurality of notches 11" may also be arranged in a series parallel to each other.
- the present invention further provides a liquid crystal display device having the back plate with adjustable curvature, comprising a back plate 100 , an optical component 200 disposed in the back plate 100 , and The backlight 400 in the backplane 100, the plastic frame 600 disposed above the backlight 400, the liquid crystal panel 700 disposed on the plastic frame 600, and the front frame 800 for fixing the liquid crystal panel 700 on the plastic frame 600.
- the back plate 100 includes a bottom plate 1 , the bottom plate 1 is made of a hot bimetal, and the bottom plate 1 is provided with a plurality of notches 11 along the length or width direction thereof, and the local length of the bottom plate 1 is increased by the plurality of notches 11 .
- the width ratio L1/W1 so that the curvature of the back plate 100 can be accurately adjusted.
- each of the notches 11 has an elongated strip shape which is parallel to each other.
- the ratio of the length to the width of the notch 11 is L/W 10:1.
- the notch 11 has a width W 5 mm, and each of the notches 11 has a thin strip shape.
- the back plate 100 can be as described in the first embodiment of the above-described curvature-adjustable back plate, and the bottom plate 1 is provided with a plurality of notches 11 along its length.
- the degree of bending of the backing plate 100 along the length direction of the notch 11 is much greater than the degree of bending along the width direction of the notch 11 to avoid significant bending deformation in all directions, thereby
- the back plate 100 is bent relative to the longitudinal direction of the bottom plate 1 to achieve a preset bending state, so that the curvature of the back plate 100 can be accurately adjusted, and the curvature of the back plate 100 can be accurately adjusted. Conveniently and accurately adjust the curvature of the liquid crystal display device.
- the back plate 100 can also be arranged in a plurality of rows 11 and the plurality of notches 11 are parallel to each other as described in the second embodiment of the above-mentioned curvature-adjustable back plate.
- the back plate 100 can also be as described in the third embodiment of the above-mentioned curvature-adjustable back plate.
- the bottom plate 1 is provided with a plurality of notches 11" along its width direction.
- the degree of bending of the length direction of "11" is much larger than the degree of bending in the width direction of the notch 11", avoiding significant bending deformation in all directions, thereby bending the backing plate 100 with respect to the width direction of the bottom plate 1.
- the preset bending state is achieved, and the curvature of the back plate 100 is adjusted more accurately. By adjusting the curvature of the back plate 100 more accurately, the curvature of the liquid crystal display device can be conveniently and accurately adjusted.
- the curvature-adjustable back plate of the present invention has a plurality of notches provided on the bottom plate made of hot bimetal, and the plurality of notches are disposed along the length or width direction of the bottom plate, thereby improving the
- the partial aspect ratio of the bottom plate is such that when the curvature of the adjustable back plate is bent, the degree of bending along the length of the notch is much greater than the degree of bending along the width of the notch, which can accurately correct the curvature of the back plate. Adjustment, and is beneficial to the release of stress when the backing plate is deformed, so that Backplane deformation is easier.
- the liquid crystal display device of the invention has the curvature-adjustable back plate, which can conveniently and accurately adjust the curvature of the liquid crystal display device, so that the user can obtain the desired display state according to different needs when viewing, and improve the product. Attractive to the market.
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)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/378,621 US9280010B2 (en) | 2014-07-03 | 2014-07-18 | Curvature-adjustable backplane and liquid crystal display device having same |
GB1621127.8A GB2541609B (en) | 2014-07-03 | 2014-07-18 | Curvature-adjustable backplane and liquid crystal display device having same |
JP2016573896A JP6345278B2 (ja) | 2014-07-03 | 2014-07-18 | 曲率調節可能な背板及び背板を備える液晶表示装置 |
KR1020167035940A KR101942168B1 (ko) | 2014-07-03 | 2014-07-18 | 곡률조절 가능한 뒤판 및 그 뒤판을 구비한 액정 디스플레이 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410317221.1A CN104075276B (zh) | 2014-07-03 | 2014-07-03 | 曲率可调节的背板及具有该背板的液晶显示装置 |
CN201410317221.1 | 2014-07-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016000283A1 true WO2016000283A1 (zh) | 2016-01-07 |
Family
ID=51596735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/082533 WO2016000283A1 (zh) | 2014-07-03 | 2014-07-18 | 曲率可调节的背板及具有该背板的液晶显示装置 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP6345278B2 (zh) |
KR (1) | KR101942168B1 (zh) |
CN (1) | CN104075276B (zh) |
GB (1) | GB2541609B (zh) |
WO (1) | WO2016000283A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104266146B (zh) * | 2014-10-09 | 2017-02-15 | 深圳市华星光电技术有限公司 | 一种曲率可变的背板组件及其背光单元 |
CN104503123A (zh) * | 2014-12-31 | 2015-04-08 | 深圳市国显科技股份有限公司 | 一种lcd背光铁框开孔防膜拱防变形及减轻重量的结构 |
KR102334765B1 (ko) * | 2015-07-17 | 2021-12-03 | 엘지디스플레이 주식회사 | 커브드 백라이트 유닛 및 이를 포함하는 커브드 액정표시장치 |
CN105261298A (zh) * | 2015-11-05 | 2016-01-20 | 京东方科技集团股份有限公司 | 一种背板及曲面显示装置 |
CN105911733B (zh) * | 2016-06-03 | 2023-08-29 | 重庆惠科金扬科技有限公司 | 曲面显示装置结构 |
CN107167935B (zh) * | 2017-05-09 | 2020-04-28 | 深圳市华星光电半导体显示技术有限公司 | 释放阵列基板的膜层应力的方法及装置 |
KR102309847B1 (ko) * | 2017-10-31 | 2021-10-08 | 엘지디스플레이 주식회사 | 커브드 표시 장치 및 이를 이용한 전자 장치 |
US11259427B2 (en) | 2020-03-25 | 2022-02-22 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Display device and display equipment |
CN111402731B (zh) * | 2020-03-25 | 2021-05-07 | 武汉华星光电半导体显示技术有限公司 | 显示装置及显示设备 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130021768A1 (en) * | 2011-07-22 | 2013-01-24 | Jichul Kim | Chip-on-film packages and device assemblies including the same |
US20130155032A1 (en) * | 2011-12-20 | 2013-06-20 | Samsung Mobile Display Co., Ltd. | Display Apparatus Having Bimetal Element Which Can Be Controllably Bent |
CN103730062A (zh) * | 2012-09-14 | 2014-04-16 | 三星电子株式会社 | 弯曲显示装置 |
CN103854571A (zh) * | 2014-03-26 | 2014-06-11 | 冠捷显示科技(厦门)有限公司 | 一种智能曲面显示设备及调节曲率的方法 |
CN103869529A (zh) * | 2014-03-27 | 2014-06-18 | 深圳市华星光电技术有限公司 | 拼接式曲面液晶显示装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1987167A (en) * | 1933-06-30 | 1935-01-08 | Valverde Robert | Bimetal thermostat element |
JPS5444344A (en) * | 1977-09-14 | 1979-04-07 | Nat Jutaku Kenzai | Ventilating device |
JPS60179896U (ja) * | 1984-05-05 | 1985-11-29 | 黒田 哲正 | 反転バイメタル |
JP2009092884A (ja) * | 2007-10-05 | 2009-04-30 | Sharp Corp | 液晶表示装置、およびその製造方法 |
KR101420329B1 (ko) * | 2012-06-11 | 2014-07-16 | 삼성디스플레이 주식회사 | 표시 장치 |
CN104756176B (zh) * | 2012-10-25 | 2017-12-08 | Lg电子株式会社 | 显示装置 |
KR101970270B1 (ko) * | 2012-10-25 | 2019-04-18 | 엘지전자 주식회사 | 디스플레이 장치 |
KR101984270B1 (ko) * | 2012-12-04 | 2019-05-30 | 엘지디스플레이 주식회사 | 액정표시장치 |
-
2014
- 2014-07-03 CN CN201410317221.1A patent/CN104075276B/zh not_active Expired - Fee Related
- 2014-07-18 JP JP2016573896A patent/JP6345278B2/ja active Active
- 2014-07-18 WO PCT/CN2014/082533 patent/WO2016000283A1/zh active Application Filing
- 2014-07-18 KR KR1020167035940A patent/KR101942168B1/ko active IP Right Grant
- 2014-07-18 GB GB1621127.8A patent/GB2541609B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130021768A1 (en) * | 2011-07-22 | 2013-01-24 | Jichul Kim | Chip-on-film packages and device assemblies including the same |
US20130155032A1 (en) * | 2011-12-20 | 2013-06-20 | Samsung Mobile Display Co., Ltd. | Display Apparatus Having Bimetal Element Which Can Be Controllably Bent |
CN103730062A (zh) * | 2012-09-14 | 2014-04-16 | 三星电子株式会社 | 弯曲显示装置 |
CN103854571A (zh) * | 2014-03-26 | 2014-06-11 | 冠捷显示科技(厦门)有限公司 | 一种智能曲面显示设备及调节曲率的方法 |
CN103869529A (zh) * | 2014-03-27 | 2014-06-18 | 深圳市华星光电技术有限公司 | 拼接式曲面液晶显示装置 |
Also Published As
Publication number | Publication date |
---|---|
KR20170005126A (ko) | 2017-01-11 |
GB2541609B (en) | 2020-08-26 |
JP6345278B2 (ja) | 2018-06-20 |
CN104075276A (zh) | 2014-10-01 |
CN104075276B (zh) | 2017-03-08 |
JP2017524975A (ja) | 2017-08-31 |
GB2541609A (en) | 2017-02-22 |
KR101942168B1 (ko) | 2019-01-24 |
GB201621127D0 (en) | 2017-01-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2016000283A1 (zh) | 曲率可调节的背板及具有该背板的液晶显示装置 | |
JP5059525B2 (ja) | 液晶表示装置 | |
RU2643679C2 (ru) | Дисплей | |
US9235078B2 (en) | Curvature adjustment structure of curved liquid crystal display device | |
US9366804B2 (en) | Backplane and backlight module and liquid crystal display device using same | |
WO2017185594A1 (zh) | 一种背光模组、显示模组及显示设备 | |
JP5442865B2 (ja) | 液晶表示装置およびテレビ受像機 | |
JP2010107753A (ja) | 液晶表示装置 | |
WO2015192400A1 (zh) | 曲率可调节的背板及其应用 | |
TW200831994A (en) | Optical film and backlight module, display device, optic-electronic apparatus including thereof | |
WO2014063391A1 (zh) | 液晶显示模组 | |
TW200819672A (en) | Plane light-source device | |
TWM483445U (zh) | 顯示裝置 | |
JP5356801B2 (ja) | 液晶表示装置 | |
WO2016131199A1 (zh) | 曲面液晶显示装置的前框以及曲面液晶显示装置 | |
US9280010B2 (en) | Curvature-adjustable backplane and liquid crystal display device having same | |
CN106054469B (zh) | 超薄型液晶显示器 | |
JP2006259750A (ja) | 液晶表示装置 | |
CN105759513B (zh) | 曲面显示面板及显示模组 | |
WO2013149410A1 (zh) | 液晶显示装置 | |
KR20140091834A (ko) | 백라이트 모듈 및 이를 포함하는 표시 장치 | |
KR101276858B1 (ko) | 회로 기판과 백라이트 유닛 및 이를 이용한 액정표시장치 | |
CN114488598A (zh) | 背光模组及显示装置 | |
TW201035608A (en) | Light guide plate and application thereof | |
TW200825554A (en) | Liquid crystal display device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 14378621 Country of ref document: US |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14896794 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 201621127 Country of ref document: GB Kind code of ref document: A Free format text: PCT FILING DATE = 20140718 |
|
ENP | Entry into the national phase |
Ref document number: 2016573896 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 20167035940 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 14896794 Country of ref document: EP Kind code of ref document: A1 |