JP4801276B2 - 照明装置 - Google Patents

照明装置 Download PDF

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Publication number
JP4801276B2
JP4801276B2 JP2001114661A JP2001114661A JP4801276B2 JP 4801276 B2 JP4801276 B2 JP 4801276B2 JP 2001114661 A JP2001114661 A JP 2001114661A JP 2001114661 A JP2001114661 A JP 2001114661A JP 4801276 B2 JP4801276 B2 JP 4801276B2
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JP
Japan
Prior art keywords
guide plate
light guide
light
flat
light source
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.)
Expired - Fee Related
Application number
JP2001114661A
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English (en)
Japanese (ja)
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JP2002015612A (ja
JP2002015612A5 (https=
Inventor
肇 木村
瑠茂 佐竹
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.)
Semiconductor Energy Laboratory Co Ltd
Original Assignee
Semiconductor Energy Laboratory 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 Semiconductor Energy Laboratory Co Ltd filed Critical Semiconductor Energy Laboratory Co Ltd
Priority to JP2001114661A priority Critical patent/JP4801276B2/ja
Publication of JP2002015612A publication Critical patent/JP2002015612A/ja
Publication of JP2002015612A5 publication Critical patent/JP2002015612A5/ja
Application granted granted Critical
Publication of JP4801276B2 publication Critical patent/JP4801276B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP2001114661A 2000-04-12 2001-04-12 照明装置 Expired - Fee Related JP4801276B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001114661A JP4801276B2 (ja) 2000-04-12 2001-04-12 照明装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000-111345 2000-04-12
JP2000111345 2000-04-12
JP2000111345 2000-04-12
JP2001114661A JP4801276B2 (ja) 2000-04-12 2001-04-12 照明装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2010150867A Division JP2010212264A (ja) 2000-04-12 2010-07-01 照明装置
JP2011008412A Division JP4987128B2 (ja) 2000-04-12 2011-01-19 照明装置

Publications (3)

Publication Number Publication Date
JP2002015612A JP2002015612A (ja) 2002-01-18
JP2002015612A5 JP2002015612A5 (https=) 2008-04-24
JP4801276B2 true JP4801276B2 (ja) 2011-10-26

Family

ID=26589992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001114661A Expired - Fee Related JP4801276B2 (ja) 2000-04-12 2001-04-12 照明装置

Country Status (1)

Country Link
JP (1) JP4801276B2 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4849053B2 (ja) * 2007-10-26 2011-12-28 パナソニック電工株式会社 発光装置
TWI474082B (zh) * 2010-04-15 2015-02-21 Mitsubishi Electric Corp 背光裝置及液晶顯示裝置
US9207390B2 (en) 2012-06-14 2015-12-08 Empire Technology Development Llc Light guide structures and display devices
US8840295B2 (en) 2012-07-25 2014-09-23 Empire Technology Development Llc Backlight system
KR102059370B1 (ko) * 2012-08-31 2019-12-26 엘지디스플레이 주식회사 액정표시장치
WO2017098718A1 (ja) * 2015-12-07 2017-06-15 富士フイルム株式会社 バックライトユニット
KR102487248B1 (ko) * 2018-09-17 2023-01-11 엘지디스플레이 주식회사 입체 반사 패턴, 백라이트 유닛, 디스플레이 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3538220B2 (ja) * 1994-05-25 2004-06-14 株式会社エンプラス コーナー部光供給型面光源装置
JP3142808B2 (ja) * 1997-12-16 2001-03-07 秀延 一松 面発光装置
JP3303278B2 (ja) * 1998-02-02 2002-07-15 日東電工株式会社 偏光面光源装置及び液晶表示装置
JPH11306831A (ja) * 1998-04-24 1999-11-05 Citizen Electronics Co Ltd 面状光源ユニット
JPH11339527A (ja) * 1998-05-22 1999-12-10 Nichia Chem Ind Ltd 発光装置、液晶表示装置及び導光板の形成方法

Also Published As

Publication number Publication date
JP2002015612A (ja) 2002-01-18

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