JPWO2021256134A1 - - Google Patents

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Publication number
JPWO2021256134A1
JPWO2021256134A1 JP2022532391A JP2022532391A JPWO2021256134A1 JP WO2021256134 A1 JPWO2021256134 A1 JP WO2021256134A1 JP 2022532391 A JP2022532391 A JP 2022532391A JP 2022532391 A JP2022532391 A JP 2022532391A JP WO2021256134 A1 JPWO2021256134 A1 JP WO2021256134A1
Authority
JP
Japan
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
JP2022532391A
Other languages
Japanese (ja)
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JP7616219B2 (ja
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.)
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Publication of JPWO2021256134A1 publication Critical patent/JPWO2021256134A1/ja
Application granted granted Critical
Publication of JP7616219B2 publication Critical patent/JP7616219B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/761—Proximity, similarity or dissimilarity measures
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6052—Matching two or more picture signal generators or two or more picture reproducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • 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
    • H04N9/3147—Multi-projection 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6052—Matching two or more picture signal generators or two or more picture reproducers
    • H04N1/6055—Matching two or more picture signal generators or two or more picture reproducers using test pattern analysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Databases & Information Systems (AREA)
  • Computing Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Geometry (AREA)
  • Projection Apparatus (AREA)
  • Controls And Circuits For Display Device (AREA)
JP2022532391A 2020-06-15 2021-05-13 画像処理装置と画像処理方法とプログラムおよび画像投写方法 Active JP7616219B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020102784 2020-06-15
JP2020102784 2020-06-15
PCT/JP2021/018201 WO2021256134A1 (ja) 2020-06-15 2021-05-13 画像処理装置と画像処理方法とプログラムおよび画像投写方法

Publications (2)

Publication Number Publication Date
JPWO2021256134A1 true JPWO2021256134A1 (https=) 2021-12-23
JP7616219B2 JP7616219B2 (ja) 2025-01-17

Family

ID=79267805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022532391A Active JP7616219B2 (ja) 2020-06-15 2021-05-13 画像処理装置と画像処理方法とプログラムおよび画像投写方法

Country Status (3)

Country Link
US (1) US20230215130A1 (https=)
JP (1) JP7616219B2 (https=)
WO (1) WO2021256134A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7593382B2 (ja) * 2022-09-20 2024-12-03 セイコーエプソン株式会社 表示方法、表示システム、及びプログラム

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001054131A (ja) * 1999-05-31 2001-02-23 Olympus Optical Co Ltd カラー画像表示システム
JP2003348501A (ja) * 2002-05-23 2003-12-05 Olympus Optical Co Ltd 画像表示装置
WO2010055625A1 (ja) * 2008-11-17 2010-05-20 日本電気株式会社 画素位置対応関係特定システム、画素位置対応関係特定方法および画素位置対応関係特定プログラム
JP2011164246A (ja) * 2010-02-08 2011-08-25 Seiko Epson Corp 投写位置ずれ量検出装置、投写位置ずれ量検出方法及びプロジェクションシステム
JP2012029269A (ja) * 2010-06-21 2012-02-09 Sanyo Electric Co Ltd 撮像装置および投写型映像表示装置
US20120194562A1 (en) * 2011-02-02 2012-08-02 Victor Ivashin Method For Spatial Smoothing In A Shader Pipeline For A Multi-Projector Display
US20130314550A1 (en) * 2010-11-24 2013-11-28 Echostar Ukraine L.L.C. Television receiver - projector compensating optical properties of projection surface
JP2014006357A (ja) * 2012-06-22 2014-01-16 Seiko Epson Corp プロジェクター、画像表示システム、プロジェクターの制御方法
CN105072427A (zh) * 2015-07-29 2015-11-18 深圳华侨城文化旅游科技股份有限公司 一种多投影仪之间的自动色彩平衡方法
JP2016519330A (ja) * 2013-03-15 2016-06-30 スケーラブル ディスプレイ テクノロジーズ インコーポレイテッド 短焦点カメラを用いてディスプレイシステムを校正するためのシステム及び方法
WO2018225531A1 (ja) * 2017-06-09 2018-12-13 ソニー株式会社 画像処理装置および方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5641820B2 (ja) * 2010-08-25 2014-12-17 キヤノン株式会社 投射型表示システム及び投射型表示装置

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001054131A (ja) * 1999-05-31 2001-02-23 Olympus Optical Co Ltd カラー画像表示システム
JP2003348501A (ja) * 2002-05-23 2003-12-05 Olympus Optical Co Ltd 画像表示装置
WO2010055625A1 (ja) * 2008-11-17 2010-05-20 日本電気株式会社 画素位置対応関係特定システム、画素位置対応関係特定方法および画素位置対応関係特定プログラム
JP2011164246A (ja) * 2010-02-08 2011-08-25 Seiko Epson Corp 投写位置ずれ量検出装置、投写位置ずれ量検出方法及びプロジェクションシステム
JP2012029269A (ja) * 2010-06-21 2012-02-09 Sanyo Electric Co Ltd 撮像装置および投写型映像表示装置
US20130314550A1 (en) * 2010-11-24 2013-11-28 Echostar Ukraine L.L.C. Television receiver - projector compensating optical properties of projection surface
US20120194562A1 (en) * 2011-02-02 2012-08-02 Victor Ivashin Method For Spatial Smoothing In A Shader Pipeline For A Multi-Projector Display
JP2014006357A (ja) * 2012-06-22 2014-01-16 Seiko Epson Corp プロジェクター、画像表示システム、プロジェクターの制御方法
JP2016519330A (ja) * 2013-03-15 2016-06-30 スケーラブル ディスプレイ テクノロジーズ インコーポレイテッド 短焦点カメラを用いてディスプレイシステムを校正するためのシステム及び方法
CN105072427A (zh) * 2015-07-29 2015-11-18 深圳华侨城文化旅游科技股份有限公司 一种多投影仪之间的自动色彩平衡方法
WO2018225531A1 (ja) * 2017-06-09 2018-12-13 ソニー株式会社 画像処理装置および方法

Also Published As

Publication number Publication date
US20230215130A1 (en) 2023-07-06
WO2021256134A1 (ja) 2021-12-23
JP7616219B2 (ja) 2025-01-17

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