JP6208930B2 - 投影装置及びその制御方法、プログラム、並びに記憶媒体 - Google Patents

投影装置及びその制御方法、プログラム、並びに記憶媒体 Download PDF

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Publication number
JP6208930B2
JP6208930B2 JP2012179886A JP2012179886A JP6208930B2 JP 6208930 B2 JP6208930 B2 JP 6208930B2 JP 2012179886 A JP2012179886 A JP 2012179886A JP 2012179886 A JP2012179886 A JP 2012179886A JP 6208930 B2 JP6208930 B2 JP 6208930B2
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JP
Japan
Prior art keywords
projection
image
unit
correction
cpu
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Expired - Fee Related
Application number
JP2012179886A
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English (en)
Japanese (ja)
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JP2014039132A5 (https=
JP2014039132A (ja
Inventor
伸洋 岡
伸洋 岡
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Canon Inc
Original Assignee
Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2012179886A priority Critical patent/JP6208930B2/ja
Priority to US13/948,193 priority patent/US9568812B2/en
Publication of JP2014039132A publication Critical patent/JP2014039132A/ja
Publication of JP2014039132A5 publication Critical patent/JP2014039132A5/ja
Application granted granted Critical
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    • 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
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • 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
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • 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
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
JP2012179886A 2012-08-14 2012-08-14 投影装置及びその制御方法、プログラム、並びに記憶媒体 Expired - Fee Related JP6208930B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2012179886A JP6208930B2 (ja) 2012-08-14 2012-08-14 投影装置及びその制御方法、プログラム、並びに記憶媒体
US13/948,193 US9568812B2 (en) 2012-08-14 2013-07-23 Image projection apparatus and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012179886A JP6208930B2 (ja) 2012-08-14 2012-08-14 投影装置及びその制御方法、プログラム、並びに記憶媒体

Publications (3)

Publication Number Publication Date
JP2014039132A JP2014039132A (ja) 2014-02-27
JP2014039132A5 JP2014039132A5 (https=) 2015-09-24
JP6208930B2 true JP6208930B2 (ja) 2017-10-04

Family

ID=50099835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012179886A Expired - Fee Related JP6208930B2 (ja) 2012-08-14 2012-08-14 投影装置及びその制御方法、プログラム、並びに記憶媒体

Country Status (2)

Country Link
US (1) US9568812B2 (https=)
JP (1) JP6208930B2 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5924020B2 (ja) * 2012-02-16 2016-05-25 セイコーエプソン株式会社 プロジェクター、及び、プロジェクターの制御方法
JP2015031817A (ja) * 2013-08-02 2015-02-16 セイコーエプソン株式会社 プロジェクター、及び、プロジェクターの制御方法
US20170094238A1 (en) * 2015-09-30 2017-03-30 Hand Held Products, Inc. Self-calibrating projection apparatus and process
CN112422933A (zh) * 2019-08-21 2021-02-26 台达电子工业股份有限公司 投影装置、投影系统以及运行方法
JP7608723B2 (ja) * 2020-03-30 2025-01-07 セイコーエプソン株式会社 設定支援方法、及び設定支援装置
JP7439682B2 (ja) 2020-07-29 2024-02-28 セイコーエプソン株式会社 画像補正方法、及び、プロジェクター
CN115733961B (zh) * 2021-08-30 2024-10-29 成都极米科技股份有限公司 投影画面移动方法、装置、投影设备和存储介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004004284A (ja) * 2002-05-31 2004-01-08 Canon Inc 投射型表示装置
JP3846592B2 (ja) * 2003-06-26 2006-11-15 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
JP3722146B1 (ja) * 2004-06-16 2005-11-30 セイコーエプソン株式会社 プロジェクタおよび画像補正方法
JP2006121240A (ja) 2004-10-20 2006-05-11 Sharp Corp 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
JP2006287863A (ja) * 2005-04-05 2006-10-19 Canon Inc 投射型表示装置
JP4363354B2 (ja) * 2005-04-06 2009-11-11 セイコーエプソン株式会社 プロジェクタのための歪み補正処理
JP4578341B2 (ja) 2005-07-01 2010-11-10 シャープ株式会社 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
JP3953500B1 (ja) * 2006-02-07 2007-08-08 シャープ株式会社 画像投影方法及びプロジェクタ
JP2009200557A (ja) * 2008-02-19 2009-09-03 Seiko Epson Corp プロジェクタ、電子機器、および、プロジェクタの制御方法
JP5405047B2 (ja) * 2008-05-09 2014-02-05 三洋電機株式会社 投写型映像表示装置
JP2010048849A (ja) * 2008-08-19 2010-03-04 Seiko Epson Corp プロジェクタおよびその制御方法
JP2010152267A (ja) * 2008-12-26 2010-07-08 Seiko Epson Corp プロジェクタ
JP2011033857A (ja) * 2009-08-03 2011-02-17 Seiko Epson Corp プロジェクター及びその制御方法
US8727539B2 (en) * 2010-10-28 2014-05-20 Seiko Epson Corporation Projector and method of controlling projector

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Publication number Publication date
US20140049756A1 (en) 2014-02-20
JP2014039132A (ja) 2014-02-27
US9568812B2 (en) 2017-02-14

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