JP2007233390A - 荷電不透明粒子を使用する可変アイリス - Google Patents

荷電不透明粒子を使用する可変アイリス Download PDF

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Publication number
JP2007233390A
JP2007233390A JP2007051447A JP2007051447A JP2007233390A JP 2007233390 A JP2007233390 A JP 2007233390A JP 2007051447 A JP2007051447 A JP 2007051447A JP 2007051447 A JP2007051447 A JP 2007051447A JP 2007233390 A JP2007233390 A JP 2007233390A
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JP
Japan
Prior art keywords
electrode
variable iris
transparent substrate
particles
iris
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.)
Pending
Application number
JP2007051447A
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English (en)
Japanese (ja)
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JP2007233390A5 (enExample
Inventor
Yoshiharu Chikazawa
近澤　美治
Toshihiko Goto
敏彦 後藤
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Thomson Licensing SAS
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Thomson Licensing SAS
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Publication of JP2007233390A publication Critical patent/JP2007233390A/ja
Publication of JP2007233390A5 publication Critical patent/JP2007233390A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field
    • G02F1/166—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
    • G02F1/167—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1676—Electrodes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1685—Operation of cells; Circuit arrangements affecting the entire cell
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1676—Electrodes
    • G02F1/16761—Side-by-side arrangement of working electrodes and counter-electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Diaphragms For Cameras (AREA)
JP2007051447A 2006-03-02 2007-03-01 荷電不透明粒子を使用する可変アイリス Pending JP2007233390A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20060300180 EP1830345A1 (en) 2006-03-02 2006-03-02 Driving scheme of a variable electrophoretic optical iris diaphragm

Publications (2)

Publication Number Publication Date
JP2007233390A true JP2007233390A (ja) 2007-09-13
JP2007233390A5 JP2007233390A5 (enExample) 2010-03-18

Family

ID=36180566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007051447A Pending JP2007233390A (ja) 2006-03-02 2007-03-01 荷電不透明粒子を使用する可変アイリス

Country Status (4)

Country Link
US (1) US7859741B2 (enExample)
EP (2) EP1830345A1 (enExample)
JP (1) JP2007233390A (enExample)
CN (1) CN101030011B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9677929B2 (en) 2013-01-07 2017-06-13 Samsung Electronics Co., Ltd. Method and apparatus for adjusting an aperture in an optical system
US10078160B2 (en) 2013-11-11 2018-09-18 Samsung Electronics Co., Ltd. Variable liquid lens system

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI395042B (zh) 2008-12-01 2013-05-01 Prime View Int Co Ltd 彩色電泳式顯示裝置的畫素結構與次畫素結構
CN101782707B (zh) * 2009-01-19 2013-06-19 元太科技工业股份有限公司 彩色电泳式显示装置的像素结构与子像素结构
TWI516090B (zh) * 2010-12-31 2016-01-01 瀚宇彩晶股份有限公司 顯示裝置
WO2014186597A1 (en) 2013-05-17 2014-11-20 Sipix Imaging, Inc. Driving methods for color display devices
US10401700B2 (en) 2013-09-23 2019-09-03 Lc-Tec Displays Ab High contrast electro-optic liquid crystal camera iris including liquid crystal material mixed with a dye to improve achromatic performance
US8891042B1 (en) 2013-09-23 2014-11-18 Lc-Tec Displays Ab Electro-optic liquid crystal camera iris providing angle independent transmission for uniform gray shades
US10012884B2 (en) 2013-09-23 2018-07-03 Lc-Tec Displays Ab High contrast electro-optic liquid crystal camera iris providing angle independent transmission for uniform gray shades
DE102014205790A1 (de) 2014-03-27 2015-10-01 Albert-Ludwigs-Universität Freiburg Optofluidisches Bauelement
CN107302665B (zh) * 2017-08-18 2020-07-24 联想(北京)有限公司 一种摄像装置、光圈调节方法和电子设备
CN110049255B (zh) 2019-04-19 2021-12-21 京东方科技集团股份有限公司 可变光阑及控制方法
CN112394576B (zh) * 2019-08-15 2023-01-06 华为技术有限公司 一种摄像模组、电子设备
CN111273463A (zh) * 2020-03-17 2020-06-12 河南育光智能科技有限公司 智能调光玻璃及调光系统
WO2021228907A1 (en) * 2020-05-15 2021-11-18 Universiteit Gent Smart windows based on electrophoresis of scattering particles
CN113766098B (zh) * 2020-06-05 2022-12-27 华为技术有限公司 光圈、光圈控制方法、摄像组件及电子设备
CN112379560A (zh) * 2020-11-03 2021-02-19 中山大学 薄膜光圈及光圈模组
CN114527563B (zh) * 2020-11-23 2023-02-03 华为技术有限公司 一种液体光圈控制方法及装置
CN113376929A (zh) * 2021-06-07 2021-09-10 维沃移动通信（杭州）有限公司 镜头和电子设备
DE102021006429A1 (de) 2021-12-30 2023-07-06 Stephanie Faustig Variable, zentrosymmetrische oder nicht-zentrosymmetrische elektro-optisch einstellbare Blende auf Flüssigkristall-Basis und Verfahren zu deren Herstellung
US11841613B2 (en) * 2022-02-24 2023-12-12 Timothy Koch Electrokinetic device with imaging sensor

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001249366A (ja) * 2000-03-03 2001-09-14 Canon Inc 電気泳動表示装置およびその駆動方法
JP2004061834A (ja) * 2002-07-29 2004-02-26 Canon Inc 電気泳動光量調整素子とその駆動方法およびこれを用いた装置
JP2004061833A (ja) * 2002-07-29 2004-02-26 Canon Inc 電気泳動光量調整素子とその駆動方法およびこれを用いた装置
JP2004191965A (ja) * 2002-11-28 2004-07-08 Matsushita Electric Ind Co Ltd 表示装置及びその製造方法
JP2004258618A (ja) * 2003-02-07 2004-09-16 Matsushita Electric Ind Co Ltd 表示装置及びその製造方法
JP2005107311A (ja) * 2003-09-30 2005-04-21 Toshiba Corp 電気泳動表示装置
JP2005536773A (ja) * 2002-08-26 2005-12-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 電気泳動表示パネル
JP2007512569A (ja) * 2003-11-21 2007-05-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電気泳動表示装置のエッジ画像残留を低減する方法および装置
JP2008003343A (ja) * 2006-06-23 2008-01-10 Seiko Epson Corp 表示装置および時計

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3194312B2 (ja) * 1993-03-19 2001-07-30 ソニー株式会社 絞り装置
US6639580B1 (en) * 1999-11-08 2003-10-28 Canon Kabushiki Kaisha Electrophoretic display device and method for addressing display device
JP2004012906A (ja) * 2002-06-07 2004-01-15 Sanyo Electric Co Ltd 調光素子及びその駆動方法及びこれを用いた撮像装置
TW200410034A (en) * 2002-11-28 2004-06-16 Matsushita Electric Industrial Co Ltd Display device and manufacturing method thereof
JP2005348359A (ja) * 2004-06-07 2005-12-15 Sony Corp 撮像装置及び携帯端末装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001249366A (ja) * 2000-03-03 2001-09-14 Canon Inc 電気泳動表示装置およびその駆動方法
JP2004061834A (ja) * 2002-07-29 2004-02-26 Canon Inc 電気泳動光量調整素子とその駆動方法およびこれを用いた装置
JP2004061833A (ja) * 2002-07-29 2004-02-26 Canon Inc 電気泳動光量調整素子とその駆動方法およびこれを用いた装置
JP2005536773A (ja) * 2002-08-26 2005-12-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 電気泳動表示パネル
JP2004191965A (ja) * 2002-11-28 2004-07-08 Matsushita Electric Ind Co Ltd 表示装置及びその製造方法
JP2004258618A (ja) * 2003-02-07 2004-09-16 Matsushita Electric Ind Co Ltd 表示装置及びその製造方法
JP2005107311A (ja) * 2003-09-30 2005-04-21 Toshiba Corp 電気泳動表示装置
JP2007512569A (ja) * 2003-11-21 2007-05-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電気泳動表示装置のエッジ画像残留を低減する方法および装置
JP2008003343A (ja) * 2006-06-23 2008-01-10 Seiko Epson Corp 表示装置および時計

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9677929B2 (en) 2013-01-07 2017-06-13 Samsung Electronics Co., Ltd. Method and apparatus for adjusting an aperture in an optical system
US10078160B2 (en) 2013-11-11 2018-09-18 Samsung Electronics Co., Ltd. Variable liquid lens system

Also Published As

Publication number Publication date
EP1830345A1 (en) 2007-09-05
US7859741B2 (en) 2010-12-28
EP1830346A1 (en) 2007-09-05
CN101030011A (zh) 2007-09-05
CN101030011B (zh) 2012-07-18
US20070205671A1 (en) 2007-09-06
EP1830346B1 (en) 2018-01-03

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