SG43944A1 - A projected image displaying apparatus and a method of correcting color unevenness therein - Google Patents

A projected image displaying apparatus and a method of correcting color unevenness therein

Info

Publication number
SG43944A1
SG43944A1 SG1996006539A SG1996006539A SG43944A1 SG 43944 A1 SG43944 A1 SG 43944A1 SG 1996006539 A SG1996006539 A SG 1996006539A SG 1996006539 A SG1996006539 A SG 1996006539A SG 43944 A1 SG43944 A1 SG 43944A1
Authority
SG
Singapore
Prior art keywords
projected image
color unevenness
image displaying
displaying apparatus
correcting color
Prior art date
Application number
SG1996006539A
Other languages
English (en)
Inventor
Hidenori Fukuda
Hirokazu Hayashi
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of SG43944A1 publication Critical patent/SG43944A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/02—Diagnosis, testing or measuring for television systems or their details for colour television signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
SG1996006539A 1992-10-30 1993-10-29 A projected image displaying apparatus and a method of correcting color unevenness therein SG43944A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4292621A JPH06138849A (ja) 1992-10-30 1992-10-30 液晶映像表示装置

Publications (1)

Publication Number Publication Date
SG43944A1 true SG43944A1 (en) 1997-11-14

Family

ID=17784173

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006539A SG43944A1 (en) 1992-10-30 1993-10-29 A projected image displaying apparatus and a method of correcting color unevenness therein

Country Status (11)

Country Link
US (1) US5452019A (de)
EP (1) EP0595649B1 (de)
JP (1) JPH06138849A (de)
KR (1) KR970004241B1 (de)
CN (1) CN1041882C (de)
AU (1) AU660116B2 (de)
CA (1) CA2109407C (de)
DE (1) DE69329175T2 (de)
ES (1) ES2150437T3 (de)
MY (1) MY109838A (de)
SG (1) SG43944A1 (de)

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US7102648B1 (en) 2000-04-11 2006-09-05 Rah Color Technologies Llc Methods and apparatus for calibrating a color display
JP3681961B2 (ja) * 2000-07-03 2005-08-10 三菱電機株式会社 表示ユニット、表示調整装置及び表示装置
JP3501751B2 (ja) 2000-11-20 2004-03-02 Ｎｅｃ液晶テクノロジー株式会社 カラー液晶ディスプレイの駆動回路、及び該回路を備える表示装置
KR100396683B1 (ko) * 2001-01-08 2003-09-03 엘지전자 주식회사 티브이의 화면밝기/색도 보정장치 및 방법
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JP2003143621A (ja) * 2001-11-01 2003-05-16 Nec Viewtechnology Ltd 色むら及び輝度むら補正回路付プロジェクタ
KR100433533B1 (ko) * 2001-12-31 2004-05-31 삼성전자주식회사 액정 패널 구동 장치 및 방법
KR20030092552A (ko) * 2002-05-30 2003-12-06 삼성전자주식회사 액정표시장치
JP4434073B2 (ja) * 2005-05-16 2010-03-17 ソニー株式会社 画像処理装置および撮像装置
JP4770619B2 (ja) * 2005-09-29 2011-09-14 ソニー株式会社 表示画像補正装置、画像表示装置、表示画像補正方法
KR101136286B1 (ko) * 2005-10-17 2012-04-19 엘지디스플레이 주식회사 평판표시장치 및 그 화질제어방법
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US8055070B2 (en) * 2007-01-05 2011-11-08 Geo Semiconductor Inc. Color and geometry distortion correction system and method
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US9240135B2 (en) * 2013-06-12 2016-01-19 Lighthouse Technologies, Ltd. Chromaticity adjustment for LED video screens
CN103747163A (zh) * 2014-01-22 2014-04-23 时空色彩(苏州)信息科技有限公司 一种tsc三维不均匀校正方法
CN107422590B (zh) * 2017-09-12 2020-09-08 中广热点云科技有限公司 自动调节投影面大小的家用投影系统
CN111340894B (zh) * 2019-09-27 2023-07-14 杭州海康慧影科技有限公司 图像处理方法、装置和计算机设备

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Also Published As

Publication number Publication date
DE69329175D1 (de) 2000-09-14
EP0595649B1 (de) 2000-08-09
KR970004241B1 (ko) 1997-03-26
CA2109407C (en) 1999-01-05
KR940009728A (ko) 1994-05-24
EP0595649A1 (de) 1994-05-04
CN1092233A (zh) 1994-09-14
JPH06138849A (ja) 1994-05-20
CA2109407A1 (en) 1994-05-01
AU5031993A (en) 1994-05-12
DE69329175T2 (de) 2001-04-05
MY109838A (en) 1997-08-30
AU660116B2 (en) 1995-06-08
CN1041882C (zh) 1999-01-27
ES2150437T3 (es) 2000-12-01
US5452019A (en) 1995-09-19

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