JP6035947B2 - 画像表示装置、画像表示方法および画像表示プログラム - Google Patents

画像表示装置、画像表示方法および画像表示プログラム Download PDF

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Publication number
JP6035947B2
JP6035947B2 JP2012165840A JP2012165840A JP6035947B2 JP 6035947 B2 JP6035947 B2 JP 6035947B2 JP 2012165840 A JP2012165840 A JP 2012165840A JP 2012165840 A JP2012165840 A JP 2012165840A JP 6035947 B2 JP6035947 B2 JP 6035947B2
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Japan
Prior art keywords
image
unit
aspect ratio
correction
correction value
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Expired - Fee Related
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JP2012165840A
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English (en)
Japanese (ja)
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JP2014027457A5 (enExample
JP2014027457A (ja
Inventor
志紀 古井
志紀 古井
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Seiko Epson Corp
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Seiko Epson Corp
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Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2012165840A priority Critical patent/JP6035947B2/ja
Priority to US13/948,589 priority patent/US9342868B2/en
Priority to CN201310309147.4A priority patent/CN103581636B/zh
Publication of JP2014027457A publication Critical patent/JP2014027457A/ja
Publication of JP2014027457A5 publication Critical patent/JP2014027457A5/ja
Application granted granted Critical
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    • 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]
    • 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
    • H04N9/3188—Scale or resolution adjustment
    • 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
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0285—Improving the quality of display appearance using tables for spatial correction of display data
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0442—Handling or displaying different aspect ratios, or changing the aspect ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/0122—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal the input and the output signals having different aspect ratios

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
JP2012165840A 2012-07-26 2012-07-26 画像表示装置、画像表示方法および画像表示プログラム Expired - Fee Related JP6035947B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012165840A JP6035947B2 (ja) 2012-07-26 2012-07-26 画像表示装置、画像表示方法および画像表示プログラム
US13/948,589 US9342868B2 (en) 2012-07-26 2013-07-23 Image display device, image display method, and image display program
CN201310309147.4A CN103581636B (zh) 2012-07-26 2013-07-23 图像显示装置、图像显示方法及图像显示程序

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012165840A JP6035947B2 (ja) 2012-07-26 2012-07-26 画像表示装置、画像表示方法および画像表示プログラム

Publications (3)

Publication Number Publication Date
JP2014027457A JP2014027457A (ja) 2014-02-06
JP2014027457A5 JP2014027457A5 (enExample) 2015-09-03
JP6035947B2 true JP6035947B2 (ja) 2016-11-30

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JP2012165840A Expired - Fee Related JP6035947B2 (ja) 2012-07-26 2012-07-26 画像表示装置、画像表示方法および画像表示プログラム

Country Status (3)

Country Link
US (1) US9342868B2 (enExample)
JP (1) JP6035947B2 (enExample)
CN (1) CN103581636B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6510213B2 (ja) * 2014-02-18 2019-05-08 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 投影システム、半導体集積回路、および画像補正方法
US20170083157A1 (en) * 2015-09-21 2017-03-23 Anthrotronix, Inc. Projection device
JP6707870B2 (ja) * 2016-01-20 2020-06-10 セイコーエプソン株式会社 投写システムおよび投写位置検出方法
JP6700955B2 (ja) * 2016-05-09 2020-05-27 キヤノン株式会社 投影装置及び投影方法
JP6946690B2 (ja) * 2017-03-24 2021-10-06 カシオ計算機株式会社 表示装置、表示方法及びプログラム
US11563911B2 (en) * 2018-10-10 2023-01-24 Northwestern University Method and system for time-of-flight imaging with high lateral resolution
CN111652937B (zh) * 2019-03-04 2023-11-03 广州汽车集团股份有限公司 车载相机标定方法和装置
US10992902B2 (en) * 2019-03-21 2021-04-27 Disney Enterprises, Inc. Aspect ratio conversion with machine learning
CN112437284A (zh) * 2020-11-23 2021-03-02 海信视像科技股份有限公司 一种投影画面校正方法、终端设备及显示设备

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6081158A (en) * 1997-06-30 2000-06-27 Harris Corporation Adaptive pre-distortion apparatus for linearizing an amplifier output within a data transmission system
JP4218249B2 (ja) * 2002-03-07 2009-02-04 株式会社日立製作所 表示装置
JP3880582B2 (ja) * 2004-02-13 2007-02-14 Ｎｅｃビューテクノロジー株式会社 複数のカメラを備えたプロジェクタ
JP4006601B2 (ja) 2004-03-29 2007-11-14 セイコーエプソン株式会社 画像処理システム、プロジェクタ、プログラム、情報記憶媒体および画像処理方法
WO2006008792A1 (ja) * 2004-07-15 2006-01-26 Sharp Kabushiki Kaisha 画像投射方法、プロジェクタ、及びコンピュータプログラム
JP2006060562A (ja) * 2004-08-20 2006-03-02 Sony Corp 表示装置
US7400345B2 (en) * 2004-10-22 2008-07-15 Eastman Kodak Company OLED display with aspect ratio compensation
US7701518B2 (en) * 2005-07-29 2010-04-20 Optoma Technology, Inc. Methods and systems for displaying video in multiple aspect ratios
JP2007078821A (ja) * 2005-09-12 2007-03-29 Casio Comput Co Ltd 投影装置、投影方法及びプログラム
JP4340923B2 (ja) 2007-02-23 2009-10-07 セイコーエプソン株式会社 プロジェクタ、プログラムおよび情報記憶媒体
JP2010069636A (ja) * 2008-09-16 2010-04-02 Seiko Epson Corp 補正方法
JP5338291B2 (ja) * 2008-12-12 2013-11-13 コニカミノルタ株式会社 画像形成装置
US8439504B2 (en) * 2010-03-02 2013-05-14 Canon Kabushiki Kaisha Automatic mode switching between single and multiple projectors
US8717389B2 (en) * 2010-08-06 2014-05-06 Canon Kabushiki Kaisha Projector array for multiple images
JP5541031B2 (ja) * 2010-09-16 2014-07-09 セイコーエプソン株式会社 プロジェクター、およびプロジェクターの制御方法

Also Published As

Publication number Publication date
US20140028705A1 (en) 2014-01-30
JP2014027457A (ja) 2014-02-06
US9342868B2 (en) 2016-05-17
CN103581636B (zh) 2017-03-01
CN103581636A (zh) 2014-02-12

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