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1. WO2020107897 - BACKLIGHT MODULE AND DISPLAY DEVICE THEREOF

Publication Number WO/2020/107897
Publication Date 04.06.2020
International Application No. PCT/CN2019/096456
International Filing Date 18.07.2019
IPC
G02F 1/13357 2006.01
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
01for the control of the intensity, phase, polarisation or colour
13based on liquid crystals, e.g. single liquid crystal display cells
133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
1333Constructional arrangements
1335Structural association of cells with optical devices, e.g. polarisers or reflectors
13357Illuminating devices
G02B 6/00 2006.01
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
6Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
CPC
G02B 6/0088
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
6Light guides
0001specially adapted for lighting devices or systems
0011the light guides being planar or of plate-like form
0081Mechanical 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
0086Positioning aspects
0088of the light guide or other optical sheets in the package
G02B 6/0091
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
6Light guides
0001specially adapted for lighting devices or systems
0011the light guides being planar or of plate-like form
0081Mechanical 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
0086Positioning aspects
0091of the light source relative to the light guide
G02F 1/133615
GPHYSICS
02OPTICS
FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1Devices 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
01for the control of the intensity, phase, polarisation or colour 
13based on liquid crystals, e.g. single liquid crystal display cells
133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
1333Constructional arrangements; ; Manufacturing methods
1335Structural association of cells with optical devices, e.g. polarisers or reflectors
1336Illuminating devices
133615Edge-illuminating devices, i.e. illuminating from the side
Applicants
  • 武汉华星光电技术有限公司 WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. [CN]/[CN]
Inventors
  • 周革革 ZHOU, Gege
Agents
  • 深圳翼盛智成知识产权事务所(普通合伙) ESSEN PATENT & TRADEMARK AGENCY
Priority Data
201811436609.828.11.2018CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) BACKLIGHT MODULE AND DISPLAY DEVICE THEREOF
(FR) MODULE DE RÉTROÉCLAIRAGE ET DISPOSITIF D'AFFICHAGE ASSOCIÉ
(ZH) 一种背光模组及其显示装置
Abstract
(EN)
A backlight module and a display device thereof. The backlight module comprises a light guide plate (2), a frame body (4), and a light source (5), and the frame body (4) is provided around the light guide plate (2); the light source (5) is provided between the light guide plate (2) and the frame body (4); a through hole (23) is formed in the light guide plate (2); a side plate (22) of the light guide plate (2) distant from the light source (5) behind the through hole (23) is provided with an outwardly protruding portion (24) and/or a side frame (42) of the frame body (4) distant from the light source (5) behind the through hole (23) is provided with an inwardly recessed portion (43).
(FR)
La présente invention concerne un module de rétroéclairage et un dispositif d'affichage associé. Le module de rétroéclairage comprend une plaque de guidage de lumière (2), un corps de cadre (4), et une source de lumière (5), et le corps de cadre (4) est disposé autour de la plaque de guidage de lumière (2) ; la source de lumière (5) est disposée entre la plaque de guidage de lumière (2) et le corps de cadre (4) ; un trou traversant (23) est formé dans la plaque de guidage de lumière (2) ; une plaque latérale (22) de la plaque de guidage de lumière (2) éloignée de la source de lumière (5) derrière le trou traversant (23) est pourvue d'une partie faisant saillie vers l'extérieur (24) et/ou un cadre latéral (42) du corps de cadre (4) éloigné de la source de lumière (5) derrière le trou traversant (23) est pourvu d'une partie évidée vers l'intérieur (43).
(ZH)
一种背光模组及其显示装置,其中背光模组包括导光板(2)、框体(4)以及光源(5),框体(4)设置于导光板(2)周围;光源(5)设置于导光板(2)与框体(4)之间,导光板(2)上设置有一通孔(23),通孔(23)后方远离光源(5)的导光板(2)的侧板(22)上设有外凸部(24)和/或通孔(23)后方远离光源(5)的框体(4)的侧框(42)上设有内凹部(43)。
Also published as
Latest bibliographic data on file with the International Bureau