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CN110895360A - Flexible uniform light source body - Google Patents

Flexible uniform light source body Download PDF

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Publication number
CN110895360A
CN110895360A CN201911326095.5A CN201911326095A CN110895360A CN 110895360 A CN110895360 A CN 110895360A CN 201911326095 A CN201911326095 A CN 201911326095A CN 110895360 A CN110895360 A CN 110895360A
Authority
CN
China
Prior art keywords
flexible
light guide
light source
guide body
uniform light
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.)
Pending
Application number
CN201911326095.5A
Other languages
Chinese (zh)
Inventor
席梦
陈子
姚斌
李丹奇
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.)
Changzhou Tianlu Display Technology Co Ltd
Original Assignee
Changzhou Tianlu Display Technology Co 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 Changzhou Tianlu Display Technology Co Ltd filed Critical Changzhou Tianlu Display Technology Co Ltd
Priority to CN201911326095.5A priority Critical patent/CN110895360A/en
Publication of CN110895360A publication Critical patent/CN110895360A/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means 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
    • G02B6/0055—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0066—Light 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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

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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)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)

Abstract

The invention relates to a flexible uniform light source body, and belongs to the technical field of liquid crystal display. The flexible light guide comprises a flexible light guide body, a reflecting layer and a light emitting source, wherein the reflecting layer is covered on the surface of the flexible light guide body in a half mode, the light emitting source is connected to the end portion of the flexible light guide body, and lattice points are further arranged on the inner surface, in contact with the flexible light guide body, of the reflecting layer. According to the inspiration of the deformation characteristic of the flexible light guide plate, the use of particles is reduced on the basis of uniform light guide, so that the cost is saved and the waste of resources is reduced; the small-size backlight module can meet the light emitting requirement of the whole module by adopting one LED, and simultaneously, the problem of bright and dark areas caused by the arrangement of a plurality of particles is avoided; the large-size backlight module can emit light for double-end particles, or adopts a high-brightness LED according to optical requirements, so that the picture and optical requirements of the large-size module are met, the use of the particles is reduced, the problem of uneven brightness of the picture caused by more particles is solved, and the cost and the resource are saved better.

Description

Flexible uniform light source body
Technical Field
The invention relates to a flexible uniform light source body, and belongs to the technical field of liquid crystal display.
Background
Referring to fig. 1, in the field of LCD liquid crystal displays, since LCDs are not self-luminous, an additional light source is required to emit light, which is called a backlight source in our industry. The light emitted by the backlight source is totally reflected by the light emitting diode and then passes through the light guide plate, and then the light is gained and homogenized by using optical materials with different frameworks according to different optical requirements, so that the whole display picture is uniform. The invention utilizes the principle of the deformation characteristic of the flexible light guide plate, can achieve the original light-emitting effect and increase the deformation characteristic of the light source on the basis of saving the using quantity of LEDs and improving the light utilization rate, and can also greatly reduce the common Hot-spot, light leakage and other picture problems in the industry.
Referring to fig. 2, with the development of industry, many flexible light guide plates are also available at present, many customers can develop curved screens according to the aesthetic requirements of the people, and the small-sized curved screens can be satisfied according to the existing luminous source structure, but the poor pictures are endless and cannot be avoided; however, although the large-sized curved panel can adopt a double-side light-emitting source structure, the number of particles is greatly increased, so that the overall cost is increased suddenly.
In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a flexible and uniform light source body, which has industrial application value.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a flexible and uniform light source body. According to the inspiration of the deformation characteristic of the flexible light guide plate, the use of particles is reduced on the basis of uniform light guide, so that the cost is saved and the waste of resources is reduced; the small-size backlight module can meet the light emitting requirement of the whole module by adopting one LED, and simultaneously, the problem of bright and dark areas caused by the arrangement of a plurality of particles is avoided; the large-size backlight module can emit light for double-end particles, or adopts a high-brightness LED according to optical requirements, so that the picture and optical requirements of the large-size module are met, the use of the particles is reduced, the problem of uneven brightness of the picture caused by more particles is solved, and the cost and the resource are saved better.
The flexible uniform light source body comprises a main body structure, wherein the main body structure comprises a flexible light guide body, a reflecting layer and a light emitting source, the reflecting layer is covered on the surface of the flexible light guide body in a half mode, the light emitting source is connected to the end portion of the flexible light guide body, and lattice points are further arranged on the inner surface, in contact with the flexible light guide body, of the reflecting layer.
Further, the flexible light guide body is made of one or more materials of acrylic, polycarbonate, polymethyl methacrylate and styrene-methyl methacrylate copolymer resin.
Further, the flexible light guide body can be made into any shape.
Further, the reflecting layer is made of a silver or white polycarbonate silica gel material.
Furthermore, the reflecting layer can be formed by covering and connecting injection molding type silver or white polycarbonate silica gel lamp shells, and can also be directly formed by spraying silver or white polycarbonate silica gel.
Further, the light emitting source is connected to one end or both ends of the flexible light guide body.
Furthermore, the connection mode of the end part of the flexible light guide body and the light source is optical cement connection or clamping connection.
Further, the shape of the mesh point is a circle or a polygon.
Furthermore, the positions of the dots close to the light source are small and sparse in size, and the positions far away from the light source are large and compact in size.
By the scheme, the invention at least has the following advantages:
1. according to the invention, the flexible uniform light source body reduces the use of particles on the basis of uniform light guide according to the inspiration of the deformation characteristic of the flexible light guide plate, thereby saving the cost and reducing the waste of resources;
2. the small-size backlight module applied to the flexible uniform light source body can meet the light emitting requirement of the whole module by adopting one LED, and simultaneously, the problem of bright and dark areas caused by arrangement of a plurality of particles is avoided;
3. the large-size backlight module applied to the flexible uniform light source body can emit light for double-end particles, or adopts a high-brightness LED aiming at optical requirements, so that the picture and optical requirements of the large-size module are met, the use of the particles is reduced, the problem of uneven brightness of the picture caused by more particles is solved, and the cost and the resource are better saved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of a conventional LED luminary;
FIG. 2 is a schematic diagram of a conventional LED luminary;
FIG. 3 illustrates a conventional light source structure of a curved panel;
FIG. 4 is a schematic view of the installation of the flexible uniform light source body of the present invention;
FIG. 5 is a perspective view of a flexible uniform light source body of the present invention;
fig. 6 is a side view of a flexible uniform light source body of the invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 4 to 6, the flexible uniform light source according to a preferred embodiment of the present invention includes a main structure, the main structure includes a flexible light guide 1, a reflective layer 2 half-covered on the surface of the flexible light guide 1, and a light emitting source 3 connected to an end of the flexible light guide 1, wherein a mesh point 4 is further disposed on an inner surface of the flexible light guide 1 in contact with the reflective layer 2.
In practical application, the light emitted by the light emitting source 3 is uniformly presented on the light emitting side under the action of the mesh points 4 according to the total reflection action of the flexible light guide body 1, and the action of the invention is realized under the combination of the flexible design and the light emitting homogenization design of the main body. The flexible light guide body 1 can be made into different shapes according to specific design requirements; the flexible light guide body 1 is made of one or more materials of acrylic, polycarbonate, polymethyl methacrylate and styrene-methyl methacrylate copolymer resin. The reflecting layer 2 is made of a silver or white polycarbonate silica gel material. The reflecting layer 2 can be formed by covering and connecting injection molding type silver or white polycarbonate silica gel lamp shells, and can also be formed by directly spraying silver or white polycarbonate silica gel. The specific placement of the light emitting sources 3 may be determined according to the specific design profile.
The light emitted from the light emitting source 3 can be totally reflected in the flexible light guide 1, and reflected and refracted according to the mesh points 4 on the side wall of the flexible light guide 1, and the light emitted from the mesh points 4 can be reflected into the light guide by the reflecting layer 2, and then reflected for the second time. The surface uniformity of the flexible uniform light source body is the same as the design of the mesh points of the light guide plate in the existing industrial chain, so that the light emitting surface of the whole light guide body emits light uniformly.
The light emitting source 3 is connected to one end or both ends of the flexible light guide body 1. The connection mode that flexible light conductor 1 tip and light emitting source 3 are connected is optical cement connection or joint. The shape of the mesh points 4 is circular or polygonal. The positions of the mesh points 4 close to the light source are small and sparse in size, and the positions far away from the light source are large and compact in size.
The working principle of the invention is as follows:
the invention relates to a novel flexible uniform light source body, which enables light to be uniformly presented on a light-emitting side under the action of a mesh point according to the total reflection action of a light guide body, and realizes the action of the invention under the combination of the flexible design and the light-emitting uniform design of a main body. Meanwhile, according to the inspiration of the deformation characteristic of the flexible light guide plate, the use of particles is reduced on the basis of uniform light guide, so that the cost is saved and the waste of resources is reduced; the small-size backlight module can meet the light emitting requirement of the whole module by adopting one LED, and simultaneously, the problem of bright and dark areas caused by the arrangement of a plurality of particles is avoided; the large-size backlight module can emit light for double-end particles, or adopts a high-brightness LED according to optical requirements, so that the picture and optical requirements of the large-size module are met, the use of the particles is reduced, the problem of uneven brightness of the picture caused by more particles is solved, and the cost and the resource are saved better.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (9)

1. A flexible uniform light source body comprises a main body structure, and is characterized in that: the main body structure comprises a flexible light guide body (1), a reflecting layer (2) which is covered on the surface of the flexible light guide body (1) in a half way and a light emitting source (3) which is connected to the end part of the flexible light guide body (1), wherein a mesh point (4) is also arranged on the inner surface of the reflecting layer (2) which is contacted with the flexible light guide body (1).
2. A flexible uniform light source body as claimed in claim 1 wherein: the flexible light guide body (1) is made of one or more materials of acrylic, polycarbonate, polymethyl methacrylate and styrene-methyl methacrylate copolymer resin.
3. A flexible uniform light source body as claimed in claim 1 wherein: the flexible light guide body (1) can be made into any shape.
4. A flexible uniform light source body as claimed in claim 1 wherein: the reflecting layer (2) is made of a silver or white polycarbonate silica gel material.
5. A flexible uniform light source body as claimed in claim 1 wherein: the reflecting layer (2) can be formed by covering and connecting injection molding type silver or white polycarbonate silica gel lamp shells, and can also be formed by directly spraying silver or white polycarbonate silica gel.
6. A flexible uniform light source body as claimed in claim 1 wherein: the luminous source (3) is connected to one end or two ends of the flexible light guide body (1).
7. A flexible uniform light source body as claimed in claim 1 wherein: the connection mode that flexible light conductor (1) tip and light emitting source (3) are connected is optical cement connection or joint.
8. A flexible uniform light source body as claimed in claim 1 wherein: the shape of the mesh points (4) is circular or polygonal.
9. A flexible uniform light source body as claimed in claim 1 wherein: the mesh points (4) are small and sparse in size at the positions close to the light source and large and compact in size at the positions far away from the light source.
CN201911326095.5A 2019-12-20 2019-12-20 Flexible uniform light source body Pending CN110895360A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911326095.5A CN110895360A (en) 2019-12-20 2019-12-20 Flexible uniform light source body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911326095.5A CN110895360A (en) 2019-12-20 2019-12-20 Flexible uniform light source body

Publications (1)

Publication Number Publication Date
CN110895360A true CN110895360A (en) 2020-03-20

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040039222A (en) * 2004-04-06 2004-05-10 서대식 The Back Light for Plastic LCD with flexible Light Guide Plate
US7232969B1 (en) * 2006-04-06 2007-06-19 Speed Tech Corp. Keypad
CN201050708Y (en) * 2007-04-30 2008-04-23 秦硕 Tape form light source production device
KR20080057595A (en) * 2006-12-20 2008-06-25 한국기술평가 주식회사 Flexible Surface Light Source Device
CN101216573A (en) * 2008-01-17 2008-07-09 陈林森 Combined light guide board and preparation method
US20090116244A1 (en) * 2007-11-06 2009-05-07 Industrial Technology Research Institute Light-emitting module
CN204314574U (en) * 2014-12-22 2015-05-06 深圳市隆利科技发展有限公司 Backlight module
WO2017054388A1 (en) * 2015-09-30 2017-04-06 京东方科技集团股份有限公司 Light bar adhesive tape for backlight source
CN107561777A (en) * 2017-08-30 2018-01-09 广东深越光电技术有限公司 A backlight module capable of avoiding uneven brightness and darkness and its manufacturing process
CN108333665A (en) * 2018-01-18 2018-07-27 苏州三鑫时代新材料股份有限公司 A kind of light guide plate and its backlight module containing optics site and reflecting layer
CN211856964U (en) * 2019-12-20 2020-11-03 常州天禄显示科技有限公司 Flexible uniform light source body

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040039222A (en) * 2004-04-06 2004-05-10 서대식 The Back Light for Plastic LCD with flexible Light Guide Plate
US7232969B1 (en) * 2006-04-06 2007-06-19 Speed Tech Corp. Keypad
KR20080057595A (en) * 2006-12-20 2008-06-25 한국기술평가 주식회사 Flexible Surface Light Source Device
CN201050708Y (en) * 2007-04-30 2008-04-23 秦硕 Tape form light source production device
US20090116244A1 (en) * 2007-11-06 2009-05-07 Industrial Technology Research Institute Light-emitting module
CN101216573A (en) * 2008-01-17 2008-07-09 陈林森 Combined light guide board and preparation method
CN204314574U (en) * 2014-12-22 2015-05-06 深圳市隆利科技发展有限公司 Backlight module
WO2017054388A1 (en) * 2015-09-30 2017-04-06 京东方科技集团股份有限公司 Light bar adhesive tape for backlight source
CN107561777A (en) * 2017-08-30 2018-01-09 广东深越光电技术有限公司 A backlight module capable of avoiding uneven brightness and darkness and its manufacturing process
CN108333665A (en) * 2018-01-18 2018-07-27 苏州三鑫时代新材料股份有限公司 A kind of light guide plate and its backlight module containing optics site and reflecting layer
CN211856964U (en) * 2019-12-20 2020-11-03 常州天禄显示科技有限公司 Flexible uniform light source body

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