CN104849798A - Liquid crystal display device of side curved surface type, and electronic equipment - Google Patents

Liquid crystal display device of side curved surface type, and electronic equipment Download PDF

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Publication number
CN104849798A
CN104849798A CN201510312194.3A CN201510312194A CN104849798A CN 104849798 A CN104849798 A CN 104849798A CN 201510312194 A CN201510312194 A CN 201510312194A CN 104849798 A CN104849798 A CN 104849798A
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CN
China
Prior art keywords
liquid crystal
curved
crystal indicator
guide plate
light guide
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Granted
Application number
CN201510312194.3A
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Chinese (zh)
Other versions
CN104849798B (en
Inventor
陈仕祥
梁超
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.)
Wuhan China Star Optoelectronics Technology Co Ltd
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Wuhan China Star Optoelectronics Technology Co Ltd
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Priority to CN201510312194.3A priority Critical patent/CN104849798B/en
Publication of CN104849798A publication Critical patent/CN104849798A/en
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Publication of CN104849798B publication Critical patent/CN104849798B/en
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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0041Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/005Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051Diffusing sheet or layer
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553Reflecting elements
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)

Abstract

The invention discloses a liquid crystal display device of a side curved surface type, and the device comprises a liquid crystal display panel (11); and a light guide plate (12) which is located on the liquid crystal display panel (11). The light guide plate (12) comprises a light-incoming side surface (125), and a side surface, connected with two sides of the incident light side surface (125), of the light guide plate (12) is curved. The curved side surface is recessed towards the outside. The device also comprises a light source (13) which is located on the liquid crystal display panel (11) and adjacent to the light-incoming side surface (125). The invention also discloses electronic equipment which is provided with the above device. The device and electronic equipment meet the difference requirements of display devices in the current market.

Description

N-Side surf type liquid crystal indicator and electronic equipment
Technical field
The invention belongs to technical field of liquid crystal display, specifically, relate to a kind of N-Side surf liquid crystal indicator and electronic equipment.
Background technology
Liquid crystal indicator, due to little, the lightweight and brightness uniformity of its volume, therefore it has a wide range of applications on the electronic equipments such as notebook computer, Vehicular display device, mobile phone.Existing liquid crystal indicator is mainly divided into panel-like liquid crystal display device and flexure type (Curved) liquid crystal indicator, also there is not N-Side surf type (Edge) liquid crystal indicator in the market, therefore be necessary to provide a kind of N-Side surf type liquid crystal indicator, carry out the requirement that display device differentiation is pursued in satisfied current market.
Summary of the invention
To achieve these goals, the invention provides a kind of N-Side surf type liquid crystal indicator, it comprises: display panels; Light guide plate, is positioned on described display panels; Described light guide plate comprises light incident sides, the edgewise bend be connected respectively with described light incident sides both sides of described light guide plate, and this curved side has shape protruding toward the outer side; Light source; To be positioned on described display panels and to be adjacent to described light incident sides.
Further, described N-Side surf type liquid crystal indicator also comprises: cover plate, is positioned on described light guide plate, and two lateral bends of described cover plate; Wherein, the sweep correspondence of described cover plate covers the curved side of described light guide plate.
Further, described light guide plate also comprises: bottom surface, end face, first surface and the second curved surface; The width of described bottom surface is greater than the width of described end face, and described bottom surface is positioned on the upper surface of described display panels; Described first surface, described second curved surface and described light incident sides are all connected with described bottom surface and described end face; Described first surface is the curved side connecting described light incident sides side, and described second curved surface is the curved side connecting described light incident sides opposite side.
Further, described cover plate comprises: dull and stereotyped, to lay respectively at described dull and stereotyped both sides first surface plate and the second curved slab; Described flat board is positioned on described end face; Described first surface plate correspondence is positioned on described first surface and described first surface plate covers described first surface; Described second curved slab correspondence is positioned on described second curved surface and described second curved slab covers described second curved surface.
Further, described N-Side surf type liquid crystal indicator also comprises: reflection diaphragm, is positioned under described display panels.
Further, described N-Side surf type liquid crystal indicator also comprises: some sites, are arranged on the end face of described light guide plate.
Further, described N-Side surf type liquid crystal indicator also comprises: optical compensation diaphragm, is arranged between described cover plate and described light guide plate.
Further, described N-Side surf type liquid crystal indicator also comprises: diffusion barrier sheet, is arranged between described cover plate and described light guide plate.
Present invention also offers a kind of electronic equipment, it comprises above-mentioned N-Side surf type liquid crystal indicator.
The invention provides a kind of N-Side surf type liquid crystal indicator and there is the electronic equipment of this N-Side surf type liquid crystal indicator, carry out with this requirement that display device differentiation is pursued in satisfied current market.
Accompanying drawing explanation
The following description carried out in conjunction with the drawings, the above-mentioned and other side of embodiments of the invention, feature and advantage will become clearly, in accompanying drawing:
Fig. 1 is the side-looking cut away view of N-Side surf liquid crystal indicator according to an embodiment of the invention;
Fig. 2 be in Fig. 1 A-A to cut away view;
Fig. 3 is the side-looking cut away view of N-Side surf liquid crystal indicator according to another embodiment of the present invention;
Fig. 4 is the side-looking cut away view of N-Side surf liquid crystal indicator according to still another embodiment of the invention;
Fig. 5 is the side view of electronic equipment according to an embodiment of the invention.
Embodiment
Below, embodiments of the invention are described in detail with reference to the accompanying drawings.But, the present invention can be implemented in many different forms, and the present invention should not be interpreted as being limited to the specific embodiment of setting forth here.On the contrary, provide these embodiments to be to explain principle of the present invention and practical application thereof, thus enable others skilled in the art understand various embodiment of the present invention and be suitable for the various amendments of certain expected application.In the accompanying drawings, in order to know device, exaggerate the thickness in layer and region.Identical label can be used to represent identical element in whole instructions with accompanying drawing.Although will be appreciated that and term " first ", " second " etc. can be used here to describe various element, these elements should by the restriction of these terms.These terms are only for separating an element and another element region.
Fig. 1 is the side-looking cut away view of N-Side surf liquid crystal indicator according to an embodiment of the invention.Fig. 2 be in Fig. 1 A-A to cut away view.
See figures.1.and.2, N-Side surf type (Edge) liquid crystal indicator 1 comprises according to an embodiment of the invention: display panels 11, light guide plate 12, light source 13; Wherein, light guide plate 12 and light source 13 are all positioned on display panels 11, and the light incident sides 125 that light source 13 is adjacent to light guide plate 12 is placed, the edgewise bend be connected respectively with light incident sides 125 both sides of light guide plate 12.
In the present embodiment, light source 13 can preferred LED, but the present invention is not restricted to this.In addition, in order to avoid repeating, the concrete structure of display panels 11 is not described in detail at this, and those skilled in the art can refer to the concrete structure of display panels disclosed in prior art.
Continue to see figures.1.and.2, light guide plate 12 comprises according to an embodiment of the invention: bottom surface 121, end face 122, first surface 123, second curved surface 124, light incident sides 125 and side 126; Wherein, light incident sides 125 is relative with side 126, and bottom surface 121 is relative with end face 122, and first surface 123 is relative with the second curved surface 124; First surface 123, second curved surface 124, light incident sides 125 and side 126 are all connected with bottom surface 121 and end face 122; First surface 123 is connected with the both sides of light incident sides 125 respectively with the side of the second curved surface 124; First surface 123 is connected with the both sides of side 126 respectively with the opposite side of the second curved surface 124; The width of bottom surface 121 is greater than the width of end face 122, and bottom surface 121 is positioned on the upper surface of display panels 11; First surface 123 and the second curved surface 124 all have shape protruding toward the outer side.
N-Side surf type liquid crystal indicator 1 also comprises according to an embodiment of the invention: cover plate 14; Wherein, two lateral bends of cover plate 14; Cover plate 14 is positioned on light guide plate 12, and the sweep of cover plate 14 correspondence covers the sweep (that is: first surface 123 and the second curved surface 124) of light guide plate 12.
Further, cover plate 14 comprises: dull and stereotyped 141, to lay respectively at dull and stereotyped 141 both sides first surface plate 142 and the second curved slab 143; Dull and stereotyped 141 are positioned on end face 122, and first surface plate 142 correspondence is positioned on first surface 123 and first surface plate 142 covers first surface 123; Second curved slab 143 correspondence is positioned on the second curved surface 124 and the second curved slab 143 covers the second curved surface 124.
N-Side surf type liquid crystal indicator 1 also comprises according to an embodiment of the invention: reflection diaphragm 15, is positioned under display panels 11.Further, reflection diaphragm 15 can be attached on the lower surface of display panels 11.
N-Side surf type liquid crystal indicator 1 also comprises according to an embodiment of the invention: some sites 16, is arranged on end face 122, first surface 123 and the second curved surface 124.Further, these site 16 arrays are formed on the end face 122 of light guide plate 12, first surface 123 and the second curved surface 124.In the present embodiment, the size of site 16 is not more than 30 μm, but the present invention is not restricted to this.
Fig. 3 is the side-looking cut away view of N-Side surf liquid crystal indicator according to another embodiment of the present invention.
With reference to Fig. 3, with the embodiment shown in Fig. 1 unlike: on end face 122, first surface 123 and the second curved surface 124, site 16 is not set, but the optical compensation diaphragm 17 that the cross sectional shape arranging a shape and cover plate 14 between cover plate 14 with light guide plate 12 is identical, lose for compensating light.
Fig. 4 is the side-looking cut away view of N-Side surf liquid crystal indicator according to still another embodiment of the invention.
With reference to Fig. 4, with the embodiment shown in Fig. 1 unlike: on end face 122, first surface 123 and the second curved surface 124, site 16 is not set, but the diffusion barrier sheet 18 that the cross sectional shape arranging a shape and cover plate 14 between cover plate 14 with light guide plate 12 is identical, for increasing mist degree.
Fig. 5 is the side view of electronic equipment according to an embodiment of the invention.
With reference to Fig. 5, electronic equipment comprises according to an embodiment of the invention: be oppositely arranged and the above-mentioned N-Side surf type liquid crystal indicator 1 combined and system module 2.Electronic equipment can be such as smart mobile phone, panel computer etc. according to an embodiment of the invention.In addition, in order to avoid repeating, the concrete structure of system module 2 is not described in detail at this, and those skilled in the art can refer to the concrete structure of system module disclosed in prior art.
In sum, provide a kind of N-Side surf type liquid crystal indicator and there is the electronic equipment of this N-Side surf type liquid crystal indicator, carry out with this requirement that display device differentiation is pursued in satisfied current market.
Although illustrate and describe the present invention with reference to specific embodiment, but it should be appreciated by those skilled in the art that: when not departing from the spirit and scope of the present invention by claim and equivalents thereof, the various changes in form and details can be carried out at this.

Claims (10)

1. a N-Side surf type liquid crystal indicator, is characterized in that, comprising:
Display panels (11);
Light guide plate (12), is positioned on described display panels (11); Described light guide plate (12) comprises light incident sides (125), the edgewise bend be connected respectively with described light incident sides (125) both sides of described light guide plate (12), this curved side has shape protruding toward the outer side;
Light source (13); To be positioned on described display panels (11) and to be adjacent to described light incident sides (125).
2. N-Side surf type liquid crystal indicator according to claim 1, is characterized in that, also comprise: cover plate (14), be positioned on described light guide plate (12), and two lateral bends of described cover plate (14); Wherein, the sweep correspondence of described cover plate (14) covers the curved side of described light guide plate (12).
3. N-Side surf type liquid crystal indicator according to claim 1, it is characterized in that, described light guide plate (12) also comprises: bottom surface (121), end face (122), first surface (123) and the second curved surface (124); The width of described bottom surface (121) is greater than the width of described end face (122), and described bottom surface (121) are positioned on the upper surface of described display panels (11); Described first surface (123), described second curved surface (124) and described light incident sides (125) are all connected with described bottom surface (121) and described end face (122); Described first surface (123) is the curved side connecting described light incident sides (125) side, and described second curved surface (124) is the curved side connecting described light incident sides (125) opposite side.
4. N-Side surf type liquid crystal indicator according to claim 2, it is characterized in that, described light guide plate (12) also comprises: bottom surface (121), end face (122), first surface (123) and the second curved surface (124); The width of described bottom surface (121) is greater than the width of described end face (122), and described bottom surface (121) are positioned on the upper surface of described display panels (11); Described first surface (123), described second curved surface (124) and described light incident sides (125) are all connected with described bottom surface (121) and described end face (122); Described first surface (123) is the curved side connecting described light incident sides (125) side, and described second curved surface (124) is the curved side connecting described light incident sides (125) opposite side.
5. N-Side surf type liquid crystal indicator according to claim 4, it is characterized in that, described cover plate (14) comprising: dull and stereotyped (141), the first surface plate (142) laying respectively at described flat board (141) both sides and the second curved slab (143); Described flat board (141) is positioned on described end face (122); Described first surface plate (142) correspondence is positioned at that described first surface (123) is upper and described first surface plate (142) covers described first surface (123); Described second curved slab (143) correspondence is positioned at that described second curved surface (124) is upper and described second curved slab (143) covers described second curved surface (124).
6. the N-Side surf type liquid crystal indicator according to any one of claim 1 to 5, is characterized in that, also comprise: reflection diaphragm (15), is positioned under described display panels (11).
7. the N-Side surf type liquid crystal indicator according to any one of claim 1 to 5, is characterized in that, also comprise: some sites (16), is arranged between described cover plate (14) and described light guide plate (12).
8. the N-Side surf type liquid crystal indicator according to any one of claim 1 to 5, is characterized in that, also comprise: optical compensation diaphragm (17), is arranged between described cover plate (14) and described light guide plate (12).
9. the N-Side surf type liquid crystal indicator according to any one of claim 1 to 5, is characterized in that, also comprise: diffusion barrier sheet (18), is arranged between described cover plate (14) and described light guide plate (12).
10. an electronic equipment, is characterized in that, comprises the N-Side surf type liquid crystal indicator described in any one of claim 1 to 9.
CN201510312194.3A 2015-06-09 2015-06-09 N-Side surf type liquid crystal display device and electronic equipment Active CN104849798B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110346965A (en) * 2018-04-02 2019-10-18 夏普株式会社 Lighting device and display device

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JPH08166586A (en) * 1994-12-15 1996-06-25 Sharp Corp Display device
CN1692292A (en) * 2002-12-16 2005-11-02 卡西欧计算机株式会社 Lighting and electronic apparatus
CN1797102A (en) * 2004-12-30 2006-07-05 鸿富锦精密工业(深圳)有限公司 Plate for guiding light, and backlight module of using the plate
CN1975535A (en) * 2005-12-01 2007-06-06 第一毛织株式会社 Light guide panel for TFT-LCD back light unit and TFT-LCD back light unit and TFT-LCD device
CN101149520A (en) * 2006-09-20 2008-03-26 深圳帝光电子有限公司 Side light type curve guiding board backlight module
KR20080066462A (en) * 2007-01-12 2008-07-16 (주)엠와이티 A light guide panel for a backlight
CN103149626A (en) * 2013-03-21 2013-06-12 京东方科技集团股份有限公司 Light guide plate, back light module and liquid crystal display device
CN104503136A (en) * 2014-12-24 2015-04-08 青岛海信电器股份有限公司 Display module and mobile terminal
CN104571328A (en) * 2014-12-19 2015-04-29 广东欧珀移动通信有限公司 Electronic equipment
CN204328702U (en) * 2015-01-04 2015-05-13 京东方光科技有限公司 A kind of backlight and display unit

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Publication number Priority date Publication date Assignee Title
JPH08166586A (en) * 1994-12-15 1996-06-25 Sharp Corp Display device
CN1692292A (en) * 2002-12-16 2005-11-02 卡西欧计算机株式会社 Lighting and electronic apparatus
CN1797102A (en) * 2004-12-30 2006-07-05 鸿富锦精密工业(深圳)有限公司 Plate for guiding light, and backlight module of using the plate
CN1975535A (en) * 2005-12-01 2007-06-06 第一毛织株式会社 Light guide panel for TFT-LCD back light unit and TFT-LCD back light unit and TFT-LCD device
CN101149520A (en) * 2006-09-20 2008-03-26 深圳帝光电子有限公司 Side light type curve guiding board backlight module
KR20080066462A (en) * 2007-01-12 2008-07-16 (주)엠와이티 A light guide panel for a backlight
CN103149626A (en) * 2013-03-21 2013-06-12 京东方科技集团股份有限公司 Light guide plate, back light module and liquid crystal display device
CN104571328A (en) * 2014-12-19 2015-04-29 广东欧珀移动通信有限公司 Electronic equipment
CN104503136A (en) * 2014-12-24 2015-04-08 青岛海信电器股份有限公司 Display module and mobile terminal
CN204328702U (en) * 2015-01-04 2015-05-13 京东方光科技有限公司 A kind of backlight and display unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110346965A (en) * 2018-04-02 2019-10-18 夏普株式会社 Lighting device and display device

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