AU6285396A - Back lit electronic viewfinder - Google Patents

Back lit electronic viewfinder

Info

Publication number
AU6285396A
AU6285396A AU62853/96A AU6285396A AU6285396A AU 6285396 A AU6285396 A AU 6285396A AU 62853/96 A AU62853/96 A AU 62853/96A AU 6285396 A AU6285396 A AU 6285396A AU 6285396 A AU6285396 A AU 6285396A
Authority
AU
Australia
Prior art keywords
electronic viewfinder
back lit
lit electronic
viewfinder
lit
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.)
Abandoned
Application number
AU62853/96A
Other languages
English (en)
Inventor
Francis Arthur Davenport
John Herbert Stevens
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics Inc
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
Priority claimed from GBGB9512551.4A external-priority patent/GB9512551D0/en
Priority claimed from GBGB9516888.6A external-priority patent/GB9516888D0/en
Application filed by Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Publication of AU6285396A publication Critical patent/AU6285396A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/3413—Details of control of colour illumination sources
    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/58—Arrangements comprising a monitoring photodetector
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Devices (AREA)
  • Viewfinders (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Color Television Image Signal Generators (AREA)
AU62853/96A 1995-06-20 1996-06-19 Back lit electronic viewfinder Abandoned AU6285396A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GBGB9512551.4A GB9512551D0 (en) 1995-06-20 1995-06-20 Electronic viewfinder with peripheral status and information display
GB9512551 1995-06-20
GB9516888 1995-08-17
GBGB9516888.6A GB9516888D0 (en) 1995-08-17 1995-08-17 Back lit electronic viewfinder
PCT/US1996/010626 WO1997001240A1 (en) 1995-06-20 1996-06-19 Back lit electronic viewfinder

Publications (1)

Publication Number Publication Date
AU6285396A true AU6285396A (en) 1997-01-22

Family

ID=26307251

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62853/96A Abandoned AU6285396A (en) 1995-06-20 1996-06-19 Back lit electronic viewfinder

Country Status (7)

Country Link
EP (1) EP0834231B1 (enExample)
JP (1) JPH11508420A (enExample)
KR (1) KR19990023008A (enExample)
AU (1) AU6285396A (enExample)
DE (1) DE69627490T2 (enExample)
TW (1) TW298702B (enExample)
WO (1) WO1997001240A1 (enExample)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7372447B1 (en) 1996-10-31 2008-05-13 Kopin Corporation Microdisplay for portable communication systems
US7321354B1 (en) 1996-10-31 2008-01-22 Kopin Corporation Microdisplay for portable communication systems
DE69740083D1 (de) * 1997-06-05 2011-02-03 Thomson Multimedia Sa Flüssigkristallanzeige für Direktbetrachtung mit automatischer Farbeinstellung
EP0884896A1 (en) * 1997-06-09 1998-12-16 Bayer Corporation A low power display for a digital image capture device.
US6909419B2 (en) 1997-10-31 2005-06-21 Kopin Corporation Portable microdisplay system
WO1999052006A2 (en) 1998-04-08 1999-10-14 Etalon, Inc. Interferometric modulation of radiation
US8928967B2 (en) 1998-04-08 2015-01-06 Qualcomm Mems Technologies, Inc. Method and device for modulating light
JP4099552B2 (ja) * 1998-08-03 2008-06-11 ソニー株式会社 撮像表示装置及び撮像表示装置の制御方法
CN1162743C (zh) * 1999-06-23 2004-08-18 时至准钟表股份有限公司 液晶显示装置
FI111302B (fi) * 1999-11-04 2003-06-30 Teknoware Oy Valaistavan pinnan pintakirkkauden säätö
TW528169U (en) * 2000-05-04 2003-04-11 Koninkl Philips Electronics Nv Assembly of a display device and an illumination system
TWI240241B (en) * 2000-05-04 2005-09-21 Koninkl Philips Electronics Nv Assembly of a display device and an illumination system
TW514709B (en) * 2000-05-04 2002-12-21 Koninkl Philips Electronics Nv Illumination system and display device
GB0015542D0 (en) * 2000-06-27 2000-08-16 Pace Micro Tech Plc Front panel display
FI109632B (fi) * 2000-11-06 2002-09-13 Nokia Corp Valkoinen valaisu
US6888529B2 (en) * 2000-12-12 2005-05-03 Koninklijke Philips Electronics N.V. Control and drive circuit arrangement for illumination performance enhancement with LED light sources
US7281800B2 (en) * 2001-01-03 2007-10-16 Imedos-Intelligente Optische Systeme der Medizin- und Messtechnik GmbH Device and method for imaging, stimulation, measurement and therapy, in particular for the eye
US20030210221A1 (en) * 2002-05-08 2003-11-13 Milivoje Aleksic Portable device for providing LCD display and method thereof
TWI289708B (en) 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
GB2403096B (en) * 2003-06-07 2005-09-21 Matsushita Electric Industrial Co Ltd Automatic lighting control for communication devices with a camera.
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
US7630123B2 (en) 2004-09-27 2009-12-08 Qualcomm Mems Technologies, Inc. Method and device for compensating for color shift as a function of angle of view
US7916980B2 (en) 2006-01-13 2011-03-29 Qualcomm Mems Technologies, Inc. Interconnect structure for MEMS device
US7603001B2 (en) 2006-02-17 2009-10-13 Qualcomm Mems Technologies, Inc. Method and apparatus for providing back-lighting in an interferometric modulator display device
KR101330817B1 (ko) 2006-06-30 2013-11-15 엘지디스플레이 주식회사 액정표시장치 및 이의 구동방법
US9019183B2 (en) 2006-10-06 2015-04-28 Qualcomm Mems Technologies, Inc. Optical loss structure integrated in an illumination apparatus
WO2008045207A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Light guide
US20100103488A1 (en) * 2006-10-10 2010-04-29 Qualcomm Mems Technologies, Inc. Display device with diffractive optics
US20080303918A1 (en) * 2007-06-11 2008-12-11 Micron Technology, Inc. Color correcting for ambient light
US7683305B2 (en) 2007-09-27 2010-03-23 Aptina Imaging Corporation Method and apparatus for ambient light detection
KR20110098845A (ko) 2008-12-23 2011-09-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 인간에 대한 일주 효력을 가지는 디스플레이 시스템
EP2435868A1 (en) 2009-05-29 2012-04-04 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof
US8786585B2 (en) 2010-02-22 2014-07-22 Dolby Laboratories Licensing Corporation System and method for adjusting display based on detected environment
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59208528A (ja) * 1983-05-12 1984-11-26 Seiko Epson Corp 液晶表示装置
JPS6157814A (ja) * 1984-08-29 1986-03-24 Hitachi Ltd 電子計器盤
JPS62125329A (ja) * 1985-11-27 1987-06-06 Hosiden Electronics Co Ltd 透過形表示装置
JPH01126659U (enExample) * 1988-02-10 1989-08-30
JP2542068B2 (ja) * 1988-12-08 1996-10-09 カシオ計算機株式会社 モニタ付ビデオテ―プレコ―ダ
JPH02309316A (ja) * 1989-05-25 1990-12-25 Nec Corp 液晶ディスプレイ装置
US4997263A (en) * 1989-06-12 1991-03-05 Allied-Signal Inc. Ambient light illuminated liquid crystal display system
US5132825A (en) * 1989-10-18 1992-07-21 Asahi Kogaku Kogyo Kabushiki Kaisha Image processing apparatus having control means for adjusting the color temperature of the displayed image
JPH04254820A (ja) * 1991-02-06 1992-09-10 Fujitsu Ltd 液晶表示装置
JPH05316528A (ja) * 1992-05-11 1993-11-26 Stanley Electric Co Ltd カメラの電子ビュ−ファィンダ

Also Published As

Publication number Publication date
DE69627490T2 (de) 2004-04-08
EP0834231A1 (en) 1998-04-08
TW298702B (enExample) 1997-02-21
JPH11508420A (ja) 1999-07-21
EP0834231A4 (en) 2000-09-20
DE69627490D1 (de) 2003-05-22
EP0834231B1 (en) 2003-04-16
WO1997001240A1 (en) 1997-01-09
KR19990023008A (ko) 1999-03-25
MX9710531A (es) 1998-03-29

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