KR20040060699A - 직하식 배광 모듈 - Google Patents

직하식 배광 모듈 Download PDF

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Publication number
KR20040060699A
KR20040060699A KR1020030019233A KR20030019233A KR20040060699A KR 20040060699 A KR20040060699 A KR 20040060699A KR 1020030019233 A KR1020030019233 A KR 1020030019233A KR 20030019233 A KR20030019233 A KR 20030019233A KR 20040060699 A KR20040060699 A KR 20040060699A
Authority
KR
South Korea
Prior art keywords
light
guide plate
light guide
distribution module
ink layer
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.)
Withdrawn
Application number
KR1020030019233A
Other languages
English (en)
Korean (ko)
Inventor
양팡-룬
Original Assignee
벤크 코포레이션
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 벤크 코포레이션 filed Critical 벤크 코포레이션
Publication of KR20040060699A publication Critical patent/KR20040060699A/ko
Withdrawn legal-status Critical Current

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
    • G02B6/0033—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
KR1020030019233A 2002-12-27 2003-03-27 직하식 배광 모듈 Withdrawn KR20040060699A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW91137716 2002-12-27
TW091137716A TW200411279A (en) 2002-12-27 2002-12-27 Straight-down backlight module

Publications (1)

Publication Number Publication Date
KR20040060699A true KR20040060699A (ko) 2004-07-06

Family

ID=32710131

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020030019233A Withdrawn KR20040060699A (ko) 2002-12-27 2003-03-27 직하식 배광 모듈

Country Status (4)

Country Link
US (2) US7140743B2 (https=)
JP (1) JP2004212937A (https=)
KR (1) KR20040060699A (https=)
TW (1) TW200411279A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100650413B1 (ko) * 2004-09-10 2006-11-27 주식회사 삼한일렉트로닉스 광균일화판 및 이를 이용한 백라이트 유닛

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060221610A1 (en) * 2005-04-01 2006-10-05 Chew Tong F Light-emitting apparatus having a plurality of overlapping panels forming recesses from which light is emitted
KR101255296B1 (ko) * 2005-06-29 2013-04-15 엘지디스플레이 주식회사 프리즘 시트와 이를 이용한 백 라이트 유닛
US7690811B2 (en) * 2006-11-17 2010-04-06 General Electric Company System for improved backlight illumination uniformity
JP4274239B2 (ja) 2006-12-27 2009-06-03 ソニー株式会社 面状光源装置、表示装置及び面状照明方法
JP2009063899A (ja) * 2007-09-07 2009-03-26 Sumitomo Chemical Co Ltd 集光層付き光拡散板及び面光源装置並びに液晶表示装置
US8252528B2 (en) * 2008-06-12 2012-08-28 The Invention Science Fund I, Llc Methods, compositions, and kits for collecting and detecting oligonucleotides
TWI388889B (zh) * 2008-11-21 2013-03-11 Asustek Comp Inc 導光板及其製造方法
US8651725B2 (en) * 2010-09-30 2014-02-18 Global Lighting Technology Inc. Backlight module
CN102748677A (zh) * 2011-05-12 2012-10-24 苏州向隆塑胶有限公司 背光模块
US10466411B2 (en) 2017-04-19 2019-11-05 Omachron Intellectual Property Inc. LED light source
US10353142B2 (en) 2017-04-19 2019-07-16 Omachron Intellectual Property Inc. LED light source
US10514489B2 (en) 2017-04-19 2019-12-24 Omachron Intellectual Property Inc. LED light source
TW202036060A (zh) 2018-11-12 2020-10-01 美商康寧公司 包括圖案化反射器之背光、擴散板及製造背光之方法
US11168879B2 (en) 2020-02-28 2021-11-09 Omachron Intellectual Property Inc. Light source
CN114765098A (zh) * 2021-01-15 2022-07-19 精元电脑股份有限公司 键盘按键用背光模块
CN114253028A (zh) * 2021-12-15 2022-03-29 合肥联宝信息技术有限公司 一种电子设备的显示装置及电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2791021B2 (ja) * 1987-10-21 1998-08-27 キヤノン株式会社 表示装置
US5128783A (en) * 1990-01-31 1992-07-07 Ois Optical Imaging Systems, Inc. Diffusing/collimating lens array for a liquid crystal display
JPH0534686A (ja) * 1991-07-26 1993-02-12 Fujitsu Ltd 面照明装置
US5386347A (en) * 1992-10-02 1995-01-31 Photo Craft Co., Ltd. Illuminating apparatus and a method of manufacturing an edge light conductor for use therein
JPH0845321A (ja) * 1994-07-28 1996-02-16 Sony Corp 照明装置
JPH09159835A (ja) * 1995-12-13 1997-06-20 Casio Comput Co Ltd バックライト装置
US6577361B1 (en) * 1998-12-09 2003-06-10 Citizen Watch Co., Ltd. Liquid crystal display
JP2001022285A (ja) 1999-07-13 2001-01-26 Matsushita Electric Ind Co Ltd バックライト装置
JP2001125497A (ja) * 1999-10-25 2001-05-11 Shokosha:Kk 照明装置及び照明装置を有する液晶表示装置
JP4023079B2 (ja) * 2000-08-31 2007-12-19 株式会社日立製作所 面状照明装置及びこれを備えた表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100650413B1 (ko) * 2004-09-10 2006-11-27 주식회사 삼한일렉트로닉스 광균일화판 및 이를 이용한 백라이트 유닛

Also Published As

Publication number Publication date
TW200411279A (en) 2004-07-01
JP2004212937A (ja) 2004-07-29
US20060044829A1 (en) 2006-03-02
TWI298407B (https=) 2008-07-01
US20040141301A1 (en) 2004-07-22
US7140743B2 (en) 2006-11-28

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20030327

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid