IN2014DE01337A - - Google Patents

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Publication number
IN2014DE01337A
IN2014DE01337A IN1337DE2014A IN2014DE01337A IN 2014DE01337 A IN2014DE01337 A IN 2014DE01337A IN 1337DE2014 A IN1337DE2014 A IN 1337DE2014A IN 2014DE01337 A IN2014DE01337 A IN 2014DE01337A
Authority
IN
India
Prior art keywords
light
guide plate
disposed
leds
light guide
Prior art date
Application number
Other languages
English (en)
Inventor
Chin-Piao Kuo
Pei-Jie Tsai
Original Assignee
Chin-Piao Kuo
Pei-Jie Tsai
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 Chin-Piao Kuo, Pei-Jie Tsai filed Critical Chin-Piao Kuo
Publication of IN2014DE01337A publication Critical patent/IN2014DE01337A/en

Links

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
    • G02B6/0066—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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width 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
    • G02B6/0033—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
    • G02B6/0033—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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
    • G02B6/0033—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
IN1337DE2014 2013-05-27 2014-05-20 IN2014DE01337A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW102118570A TWI585333B (zh) 2013-05-27 2013-05-27 發光二極體光條及其應用之平面光源裝置

Publications (1)

Publication Number Publication Date
IN2014DE01337A true IN2014DE01337A (enrdf_load_stackoverflow) 2015-06-12

Family

ID=51935282

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1337DE2014 IN2014DE01337A (enrdf_load_stackoverflow) 2013-05-27 2014-05-20

Country Status (4)

Country Link
US (1) US9217823B2 (enrdf_load_stackoverflow)
CN (1) CN104183590B (enrdf_load_stackoverflow)
IN (1) IN2014DE01337A (enrdf_load_stackoverflow)
TW (1) TWI585333B (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI545805B (zh) * 2014-11-11 2016-08-11 郭錦標 發光二極體光條、平面光源裝置以及其製造方法
CN105066014B (zh) * 2015-09-22 2018-07-13 合肥京东方显示光源有限公司 灯条与导光板一体结构制作方法及其模具、背光模组
CN105700230B (zh) * 2016-01-29 2018-11-20 京东方科技集团股份有限公司 背光源、背光模组及显示装置
CN105704869B (zh) * 2016-04-07 2018-11-23 深圳市华星光电技术有限公司 电致光致混合发光显示器件及其制作方法
CN105911633A (zh) * 2016-05-23 2016-08-31 京东方科技集团股份有限公司 导光板及其模具和制作方法、背光模组及显示装置
JP6788149B1 (ja) 2017-10-26 2020-11-18 シグニファイ ホールディング ビー ヴィＳｉｇｎｉｆｙ Ｈｏｌｄｉｎｇ Ｂ．Ｖ． 照明モジュールアセンブリ
TWI690740B (zh) * 2018-04-20 2020-04-11 正美企業股份有限公司 導光元件及其製成方法
US12270526B2 (en) 2021-01-08 2025-04-08 Signify Holding, B.V. Lighting device comprising a luminous panel and a power track
US12124074B1 (en) * 2023-04-05 2024-10-22 TieJun Wang Light diffusing plate

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0679119B2 (ja) * 1988-07-27 1994-10-05 三菱電機株式会社 面発光装置
CA2127861C (en) * 1993-07-14 2004-09-21 Shinji Ishikawa Coupling structure of optical fibers and optical waveguides
US6614103B1 (en) * 2000-09-01 2003-09-02 General Electric Company Plastic packaging of LED arrays
TWI287131B (en) * 2001-05-11 2007-09-21 Jin-Biau Guo Light guide plate of a liquid crystal display fabricated by molding aggregation method
JP2007208292A (ja) * 2003-06-26 2007-08-16 Kyocera Corp 発光装置
KR20060028701A (ko) * 2003-06-27 2006-03-31 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 발광체
KR100638874B1 (ko) * 2005-07-06 2006-10-27 삼성전기주식회사 Ｌｅｄ 광원이 도광판에 삽입된 백라이트 장치의광원-도광판 구조 및 이를 포함하는 백라이트 장치
CN101356233B (zh) * 2006-01-06 2012-02-29 三菱工程塑料株式会社 导光板用芳香族聚碳酸酯树脂组合物和导光板
KR100764377B1 (ko) * 2006-04-17 2007-10-08 삼성전기주식회사 엣지형 백라이트 유닛
JP4750848B2 (ja) * 2006-04-27 2011-08-17 富士通株式会社 照明装置及び液晶表示装置
US20120001203A1 (en) * 2006-07-11 2012-01-05 Harvatek Corporation Led chip package structure
US7991257B1 (en) * 2007-05-16 2011-08-02 Fusion Optix, Inc. Method of manufacturing an optical composite
CN102713417A (zh) * 2010-01-13 2012-10-03 富士胶片株式会社 导光板、面状照明装置以及液晶显示装置
KR101543333B1 (ko) * 2010-04-23 2015-08-11 삼성전자주식회사 발광소자 패키지용 리드 프레임, 발광소자 패키지, 및 발광소자 패키지를 채용한 조명장치
TWI420166B (zh) * 2010-07-27 2013-12-21 Young Lighting Technology Corp 導光單元與光源模組
TW201224601A (en) * 2010-12-07 2012-06-16 Chin-Piao Kuo Light guide plate and liquid crystal display backlight module using the same

Also Published As

Publication number Publication date
TWI585333B (zh) 2017-06-01
CN104183590B (zh) 2017-01-04
US9217823B2 (en) 2015-12-22
CN104183590A (zh) 2014-12-03
US20140347880A1 (en) 2014-11-27
TW201445072A (zh) 2014-12-01

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