DE69422074D1 - Bildkorrekturvorrichtung - Google Patents

Bildkorrekturvorrichtung

Info

Publication number
DE69422074D1
DE69422074D1 DE69422074T DE69422074T DE69422074D1 DE 69422074 D1 DE69422074 D1 DE 69422074D1 DE 69422074 T DE69422074 T DE 69422074T DE 69422074 T DE69422074 T DE 69422074T DE 69422074 D1 DE69422074 D1 DE 69422074D1
Authority
DE
Germany
Prior art keywords
correction device
image correction
image
correction
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 - Lifetime
Application number
DE69422074T
Other languages
English (en)
Inventor
Ikunori Inoue
Susumu Tsujihara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP5056688A external-priority patent/JPH06269013A/ja
Priority claimed from JP5056690A external-priority patent/JPH06269015A/ja
Priority claimed from JP5056691A external-priority patent/JPH06269016A/ja
Priority claimed from JP5059864A external-priority patent/JPH06276532A/ja
Priority claimed from JP5115717A external-priority patent/JPH06327019A/ja
Priority claimed from JP5131806A external-priority patent/JPH06351030A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69422074D1 publication Critical patent/DE69422074D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
    • H04N17/045—Self-contained testing apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/28—Arrangements for convergence or focusing
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/317—Convergence or focusing systems
    • 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
    • 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
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • 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]
    • H04N9/3191—Testing thereof
    • H04N9/3194—Testing thereof including sensor feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
DE69422074T 1993-03-17 1994-03-16 Bildkorrekturvorrichtung Expired - Lifetime DE69422074D1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP5056688A JPH06269013A (ja) 1993-03-17 1993-03-17 自動コンバーゼンス補正装置
JP5056690A JPH06269015A (ja) 1993-03-17 1993-03-17 画像補正装置
JP5056691A JPH06269016A (ja) 1993-03-17 1993-03-17 自動コンバーゼンス補正装置
JP5059864A JPH06276532A (ja) 1993-03-19 1993-03-19 自動コンバーゼンス補正装置
JP5115717A JPH06327019A (ja) 1993-05-18 1993-05-18 画像補正装置
JP5131806A JPH06351030A (ja) 1993-06-02 1993-06-02 重心位置検出装置

Publications (1)

Publication Number Publication Date
DE69422074D1 true DE69422074D1 (de) 2000-01-20

Family

ID=27550647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422074T Expired - Lifetime DE69422074D1 (de) 1993-03-17 1994-03-16 Bildkorrekturvorrichtung

Country Status (5)

Country Link
US (1) US5532765A (de)
EP (1) EP0616473B1 (de)
KR (1) KR0134160B1 (de)
CA (1) CA2119216A1 (de)
DE (1) DE69422074D1 (de)

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US6061102A (en) * 1997-10-10 2000-05-09 Hughes-Jvc Technology Corporation Automatic shading in an LCLV projector
BE1011580A5 (nl) * 1997-12-01 1999-11-09 Barco Naamloze Vennootschap Werkwijze en inrichting voor het regelen van een of meer projectoren.
US6333768B1 (en) * 1998-02-24 2001-12-25 Sony Corporation Convergence calibration in video displays with signal level control
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EP0989757B1 (de) * 1998-04-15 2011-12-07 Mitsubishi Electric Corporation Multivision system, farbkalibrierungsverfahren und anzeigevorrichtung
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US6404146B1 (en) * 2001-01-31 2002-06-11 Innovision Corporation Method and system for providing two-dimensional color convergence correction
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KR100465163B1 (ko) * 2002-07-15 2005-01-13 삼성전자주식회사 스위칭 딜레이가 적은 영상왜곡보정장치
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JP4497890B2 (ja) * 2003-10-30 2010-07-07 キヤノン株式会社 投射型画像表示装置
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JP4920178B2 (ja) * 2004-06-24 2012-04-18 浜松ホトニクス株式会社 歪み検出システムおよび歪み検出方法
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WO2017187842A1 (ja) * 2016-04-27 2017-11-02 ソニー株式会社 画像投影装置、投影撮像システムおよび補正方法
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Also Published As

Publication number Publication date
EP0616473B1 (de) 1999-12-15
US5532765A (en) 1996-07-02
EP0616473A2 (de) 1994-09-21
CA2119216A1 (en) 1994-09-18
KR0134160B1 (ko) 1998-04-22
EP0616473A3 (en) 1996-07-24
KR940023264A (ko) 1994-10-22

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