JP6424464B2 - プロジェクター - Google Patents

プロジェクター Download PDF

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Publication number
JP6424464B2
JP6424464B2 JP2014106811A JP2014106811A JP6424464B2 JP 6424464 B2 JP6424464 B2 JP 6424464B2 JP 2014106811 A JP2014106811 A JP 2014106811A JP 2014106811 A JP2014106811 A JP 2014106811A JP 6424464 B2 JP6424464 B2 JP 6424464B2
Authority
JP
Japan
Prior art keywords
lens
shift
image
correction information
projection
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 - Fee Related
Application number
JP2014106811A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015222887A (ja
JP2015222887A5 (enExample
Inventor
塚越　真一
真一 塚越
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2014106811A priority Critical patent/JP6424464B2/ja
Priority to US14/717,170 priority patent/US9632401B2/en
Publication of JP2015222887A publication Critical patent/JP2015222887A/ja
Publication of JP2015222887A5 publication Critical patent/JP2015222887A5/ja
Application granted granted Critical
Publication of JP6424464B2 publication Critical patent/JP6424464B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G03B21/14—Details
    • G03B21/142—Adjusting of projection optics
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/02—Lateral adjustment of lens
    • 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
    • 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
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP2014106811A 2014-05-23 2014-05-23 プロジェクター Expired - Fee Related JP6424464B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014106811A JP6424464B2 (ja) 2014-05-23 2014-05-23 プロジェクター
US14/717,170 US9632401B2 (en) 2014-05-23 2015-05-20 Projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014106811A JP6424464B2 (ja) 2014-05-23 2014-05-23 プロジェクター

Publications (3)

Publication Number Publication Date
JP2015222887A JP2015222887A (ja) 2015-12-10
JP2015222887A5 JP2015222887A5 (enExample) 2017-06-15
JP6424464B2 true JP6424464B2 (ja) 2018-11-21

Family

ID=54555954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014106811A Expired - Fee Related JP6424464B2 (ja) 2014-05-23 2014-05-23 プロジェクター

Country Status (2)

Country Link
US (1) US9632401B2 (enExample)
JP (1) JP6424464B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6724318B2 (ja) * 2015-09-08 2020-07-15 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
EP3235777A1 (en) * 2016-04-18 2017-10-25 Carlsberg Breweries A/S A beverage font assembly for being mounted on a bar counter of a drinking establishment and a method of monitoring a beverage font assembly mounted on a bar counter in a drinking establishment
JP6897191B2 (ja) * 2017-03-17 2021-06-30 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
JP6648242B1 (ja) * 2018-11-13 2020-02-14 富士フイルム株式会社 投射装置
JP7224969B2 (ja) * 2019-03-07 2023-02-20 キヤノン株式会社 画像投射装置
CN111918043B (zh) * 2019-05-10 2022-04-15 中强光电股份有限公司 投影系统、投影画面调整方法以及投影机
JP2021072595A (ja) * 2019-11-01 2021-05-06 キヤノン株式会社 画像投写装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4756939B2 (ja) 2005-07-05 2011-08-24 キヤノン株式会社 プロジェクタ
EP1633135A3 (en) 2004-09-03 2007-11-28 Fujitsu General Limited Projector
JP2006074593A (ja) 2004-09-03 2006-03-16 Fujitsu General Ltd プロジェクタ
JP2007017537A (ja) * 2005-07-05 2007-01-25 Fujitsu General Ltd キーストン補正方法及びプロジェクタ
JP2007019654A (ja) 2005-07-05 2007-01-25 Fujitsu General Ltd プロジェクタ
JP4985950B2 (ja) 2007-03-22 2012-07-25 セイコーエプソン株式会社 プロジェクタ、投写方法、プログラムおよび情報記憶媒体
JP5374837B2 (ja) * 2007-06-18 2013-12-25 セイコーエプソン株式会社 プロジェクタのための画像処理
JP2010078974A (ja) * 2008-09-26 2010-04-08 Panasonic Corp 投射型表示装置
JP5441672B2 (ja) * 2009-12-25 2014-03-12 キヤノン株式会社 投射型表示装置
JP5712605B2 (ja) * 2010-12-22 2015-05-07 セイコーエプソン株式会社 プロジェクター
JP2012182611A (ja) 2011-03-01 2012-09-20 Seiko Epson Corp プロジェクターおよび制御方法
JP5950521B2 (ja) * 2011-09-07 2016-07-13 キヤノン株式会社 立体映像撮影システム及びレンズ装置
JP2013109185A (ja) * 2011-11-22 2013-06-06 Canon Inc 投射型表示装置

Also Published As

Publication number Publication date
US9632401B2 (en) 2017-04-25
JP2015222887A (ja) 2015-12-10
US20150338724A1 (en) 2015-11-26

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