JP4472221B2 - 漏光モジュレータを有する光源装置 - Google Patents

漏光モジュレータを有する光源装置 Download PDF

Info

Publication number
JP4472221B2
JP4472221B2 JP2001291560A JP2001291560A JP4472221B2 JP 4472221 B2 JP4472221 B2 JP 4472221B2 JP 2001291560 A JP2001291560 A JP 2001291560A JP 2001291560 A JP2001291560 A JP 2001291560A JP 4472221 B2 JP4472221 B2 JP 4472221B2
Authority
JP
Japan
Prior art keywords
light
light source
refractive index
source device
prism
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
JP2001291560A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002222604A (ja
JP2002222604A5 (enExample
Inventor
友義 山下
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Corp
Mitsubishi Rayon 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 Mitsubishi Chemical Corp, Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Chemical Corp
Priority to JP2001291560A priority Critical patent/JP4472221B2/ja
Publication of JP2002222604A publication Critical patent/JP2002222604A/ja
Publication of JP2002222604A5 publication Critical patent/JP2002222604A5/ja
Application granted granted Critical
Publication of JP4472221B2 publication Critical patent/JP4472221B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP2001291560A 2000-09-25 2001-09-25 漏光モジュレータを有する光源装置 Expired - Fee Related JP4472221B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001291560A JP4472221B2 (ja) 2000-09-25 2001-09-25 漏光モジュレータを有する光源装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2000290746 2000-09-25
JP2000-290746 2000-09-25
JP2000357680 2000-11-24
JP2000-357680 2000-11-24
JP2001291560A JP4472221B2 (ja) 2000-09-25 2001-09-25 漏光モジュレータを有する光源装置

Publications (3)

Publication Number Publication Date
JP2002222604A JP2002222604A (ja) 2002-08-09
JP2002222604A5 JP2002222604A5 (enExample) 2008-10-23
JP4472221B2 true JP4472221B2 (ja) 2010-06-02

Family

ID=27344734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001291560A Expired - Fee Related JP4472221B2 (ja) 2000-09-25 2001-09-25 漏光モジュレータを有する光源装置

Country Status (1)

Country Link
JP (1) JP4472221B2 (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100989472B1 (ko) * 2002-12-27 2010-10-22 엘지디스플레이 주식회사 광학 시트 및 백라이트 어셈블리
TWI352228B (en) 2003-02-28 2011-11-11 Sharp Kk Surface dadiation conversion element, liquid cryst
US7768685B2 (en) 2003-05-07 2010-08-03 Hitachi Chemical Company, Ltd. Hologram optical element and surface light source device using the hologram optical element
KR100624046B1 (ko) * 2004-03-18 2006-09-19 특허법인 맥 백라이트 유닛
JP2006059594A (ja) * 2004-08-18 2006-03-02 Mitsubishi Rayon Co Ltd Ｅｌデバイス
JP2006116826A (ja) 2004-10-21 2006-05-11 Seiko Epson Corp マイクロレンズ基板製造用成形型、マイクロレンズ基板の製造方法、マイクロレンズ基板、透過型スクリーンおよびリア型プロジェクタ
JP4559275B2 (ja) * 2005-03-31 2010-10-06 株式会社日立ハイテクインスツルメンツ 電子部品装着装置
US7586566B2 (en) * 2005-06-03 2009-09-08 3M Innovative Properties Company Brightness enhancing film and display device having the same
TW200745492A (en) * 2006-02-22 2007-12-16 Takiron Co Surface light-emitting device
JP2007294297A (ja) * 2006-04-26 2007-11-08 Takiron Co Ltd 面発光装置
JP2007227065A (ja) * 2006-02-22 2007-09-06 Takiron Co Ltd 面発光装置
JP2007227074A (ja) * 2006-02-22 2007-09-06 Takiron Co Ltd 面発光装置
US8123391B2 (en) 2006-08-17 2012-02-28 Konica Minolta Holdings, Inc. Surface light emitter
JP4600425B2 (ja) * 2007-05-17 2010-12-15 凸版印刷株式会社 バックライトユニット
JP2009043565A (ja) * 2007-08-08 2009-02-26 Citizen Electronics Co Ltd 導光板及び面状ライトユニット並びに表示装置
US7918600B2 (en) * 2007-08-09 2011-04-05 Panasonic Corporation Planar illumination device and liquid crystal display device using the same
JP4384214B2 (ja) 2007-09-27 2009-12-16 株式会社 日立ディスプレイズ 面発光素子，画像表示素子及びそれを用いた画像表示装置
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
US8348489B2 (en) * 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
JP2009212076A (ja) * 2008-02-07 2009-09-17 Sony Corp 面発光体及び車両用窓
US20150077643A1 (en) * 2012-04-03 2015-03-19 Sharp Kabushiki Kaisha Lighting device, display device, and television device
WO2014061511A1 (ja) * 2012-10-18 2014-04-24 シャープ株式会社 導光体、照明装置、液晶表示装置
JP6576937B2 (ja) * 2014-09-25 2019-09-18 オリンパス株式会社 照明装置及び表示装置
KR102468105B1 (ko) * 2015-05-28 2022-11-22 엘지이노텍 주식회사 조명장치 및 이를 포함하는 차량용램프
US20180328557A1 (en) * 2015-12-08 2018-11-15 Panasonic Intellectual Property Management Co., Lt d. Optical device
KR102671601B1 (ko) 2018-03-22 2024-06-03 닛토덴코 가부시키가이샤 광학 디바이스
WO2019224705A1 (en) 2018-05-21 2019-11-28 Nitto Denko Corporation Improved light distribution element
CN113138496B (zh) * 2021-04-16 2022-08-05 武汉华星光电半导体显示技术有限公司 背光模组及显示装置

Also Published As

Publication number Publication date
JP2002222604A (ja) 2002-08-09

Similar Documents

Publication Publication Date Title
JP4472221B2 (ja) 漏光モジュレータを有する光源装置
KR100867066B1 (ko) 면 광원 장치
JP4242090B2 (ja) 面光源装置
JP4266551B2 (ja) 面光源システムおよびそれに用いる光偏向素子
EP1845394B1 (en) Optical sheet, and backlight unit and display using the same
TWI428646B (zh) 導光板與發光裝置
JP5157294B2 (ja) レンズシート、ディスプレイ用光学シート及びそれを用いたバックライトユニット、ディスプレイ装置
JP2006108033A (ja) タンデム型面光源装置
JP2013513218A (ja) 光ガイド及び低屈折率フィルムを組み込んだ光学構造体
KR20140041539A (ko) 광 관리 필름
CN101128754A (zh) 光扩散膜以及使用该光扩散膜的平面光源元件和液晶显示装置
US20090080219A1 (en) Prism sheet and backlight module using the same
JP2001343507A (ja) レンズシートおよびそれを用いた面光源素子ならびに液晶表示装置
JPWO2007015328A1 (ja) 面光源装置及びプリズムシート
JP2009080184A (ja) 光学シート及びそれを用いたバックライトユニット、ディスプレイ装置
JPH07239472A (ja) 面光源用フイルムレンズ及びそれを用いた面光源
JP2011210595A (ja) 照明装置
JP4632378B2 (ja) 面光源素子およびそれを用いた液晶表示装置
JP2010107934A (ja) バックライト調光用光学シート及びそれを備えたバックライトユニット、ディスプレイ装置
JP2009069404A (ja) 光学シートとそれを用いたバックライトユニットおよびディスプレイ装置
JP2002098816A (ja) プリズムシートおよびバックライト
JPH09133919A (ja) プリズムシートおよびバックライト

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20011005

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080904

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080904

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100224

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100301

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100303

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

S531 Written request for registration of change of domicile

Free format text: JAPANESE INTERMEDIATE CODE: R313531

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130312

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140312

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees