JP2003295152A5 - - Google Patents

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Publication number
JP2003295152A5
JP2003295152A5 JP2002102426A JP2002102426A JP2003295152A5 JP 2003295152 A5 JP2003295152 A5 JP 2003295152A5 JP 2002102426 A JP2002102426 A JP 2002102426A JP 2002102426 A JP2002102426 A JP 2002102426A JP 2003295152 A5 JP2003295152 A5 JP 2003295152A5
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JP
Japan
Prior art keywords
liquid crystal
polarization
optical switch
crystal cell
switch according
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.)
Granted
Application number
JP2002102426A
Other languages
English (en)
Japanese (ja)
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JP4184693B2 (ja
JP2003295152A (ja
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Publication date
Application filed filed Critical
Priority to JP2002102426A priority Critical patent/JP4184693B2/ja
Priority claimed from JP2002102426A external-priority patent/JP4184693B2/ja
Priority to US10/404,089 priority patent/US7019724B2/en
Publication of JP2003295152A publication Critical patent/JP2003295152A/ja
Publication of JP2003295152A5 publication Critical patent/JP2003295152A5/ja
Application granted granted Critical
Publication of JP4184693B2 publication Critical patent/JP4184693B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002102426A 2002-04-04 2002-04-04 偏光制御型液晶光変調器 Expired - Fee Related JP4184693B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002102426A JP4184693B2 (ja) 2002-04-04 2002-04-04 偏光制御型液晶光変調器
US10/404,089 US7019724B2 (en) 2002-04-04 2003-04-02 Liquid crystal optical switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002102426A JP4184693B2 (ja) 2002-04-04 2002-04-04 偏光制御型液晶光変調器

Publications (3)

Publication Number Publication Date
JP2003295152A JP2003295152A (ja) 2003-10-15
JP2003295152A5 true JP2003295152A5 (enExample) 2005-10-13
JP4184693B2 JP4184693B2 (ja) 2008-11-19

Family

ID=28672190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002102426A Expired - Fee Related JP4184693B2 (ja) 2002-04-04 2002-04-04 偏光制御型液晶光変調器

Country Status (2)

Country Link
US (1) US7019724B2 (enExample)
JP (1) JP4184693B2 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2419313A1 (en) * 2003-02-20 2004-08-20 Photintech Inc. Broadband polarization transformation devices
JP2004341342A (ja) * 2003-05-16 2004-12-02 Koninkl Philips Electronics Nv 液晶層の光学変調方法及びこれを用いた液晶装置
JP4712413B2 (ja) * 2004-04-19 2011-06-29 シチズンホールディングス株式会社 可変光減衰器およびそれを備えた光学フィルタ
JP2006030783A (ja) * 2004-07-20 2006-02-02 Alps Electric Co Ltd 液晶表示装置
JP5297575B2 (ja) * 2005-03-04 2013-09-25 シチズンホールディングス株式会社 液晶光変調素子の駆動方法および駆動装置
US7528906B2 (en) * 2006-01-23 2009-05-05 Real D Achromatic polarization switches
JP2012113224A (ja) * 2010-11-26 2012-06-14 Sanyo Electric Co Ltd 照明装置及び投写型映像表示装置
EP2650728A4 (en) * 2010-12-08 2014-05-07 Nec Display Solutions Ltd OPTICAL LIGHTING SYSTEM AND PROJECTION DISPLAY DEVICE DEVICE THEREFOR
KR101832265B1 (ko) * 2011-11-24 2018-02-26 삼성전자주식회사 능동 광학 소자 및 이를 포함하는 디스플레이 장치
CN103529547B (zh) * 2012-07-04 2017-05-03 菲尼萨光电通讯(上海)有限公司 具有波长补偿器的光学单元
CN105487305A (zh) * 2015-11-25 2016-04-13 康惠（惠州）半导体有限公司 一种lcd红外光阀器件及其制作方法
CN110945415B (zh) * 2017-05-17 2022-09-13 元平台技术有限公司 用于偏振旋转的液晶盒
TWI756426B (zh) * 2017-05-17 2022-03-01 美商菲絲博克科技有限公司 用於極化旋轉的液晶單元
US20240329434A1 (en) * 2021-06-22 2024-10-03 Hewlett-Packard Development Company, L.P. Liquid crystal tunable polarization filters for color imagers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH024212A (ja) * 1988-06-23 1990-01-09 Stanley Electric Co Ltd 液晶シャッタ素子
EP0463723A3 (en) * 1990-06-26 1992-06-10 Tektronix, Inc. High contrast light shutter system
JPH07261141A (ja) * 1994-03-17 1995-10-13 Fujitsu Ltd 偏光制御装置
US6141071A (en) * 1995-10-30 2000-10-31 Colorlink, Inc. Switchable achromatic polarization rotator
US5870159A (en) * 1995-10-30 1999-02-09 Kaj Switchable achromatic polarization rotator
JP3737566B2 (ja) * 1996-06-20 2006-01-18 富士通株式会社 光デバイス
US6166838A (en) * 1997-03-24 2000-12-26 Chorum Technologies, Inc. Optical add/drop wavelength switch
GB2326245A (en) * 1997-06-14 1998-12-16 Sharp Kk Liquid crystal device
GB2331812A (en) * 1997-11-26 1999-06-02 Sharp Kk Optical retardation devices
JP3493321B2 (ja) * 1999-07-21 2004-02-03 シャープ株式会社 液晶表示装置
US6504642B1 (en) * 1999-09-15 2003-01-07 Spectraswitch, Inc. Birefringent optical device
US6356578B1 (en) * 1999-12-29 2002-03-12 Photonics Industries International, Inc. Attenuator
JP5150992B2 (ja) * 2001-08-27 2013-02-27 旭硝子株式会社 液晶素子および光減衰器
US6718082B2 (en) * 2001-12-18 2004-04-06 Agiltron, Inc. Solid-State optical wavelength switches

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