CN104347020A - 投影仪以及投影仪的控制方法 - Google Patents

投影仪以及投影仪的控制方法 Download PDF

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Publication number
CN104347020A
CN104347020A CN201410341794.8A CN201410341794A CN104347020A CN 104347020 A CN104347020 A CN 104347020A CN 201410341794 A CN201410341794 A CN 201410341794A CN 104347020 A CN104347020 A CN 104347020A
Authority
CN
China
Prior art keywords
projection
calibration
control unit
unit
target image
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.)
Pending
Application number
CN201410341794.8A
Other languages
English (en)
Chinese (zh)
Inventor
内山喜照
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
Publication of CN104347020A publication Critical patent/CN104347020A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television 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]
    • H04N9/3179—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Geometry (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
CN201410341794.8A 2013-08-02 2014-07-17 投影仪以及投影仪的控制方法 Pending CN104347020A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013161081A JP2015031817A (ja) 2013-08-02 2013-08-02 プロジェクター、及び、プロジェクターの制御方法
JP2013-161081 2013-08-02

Publications (1)

Publication Number Publication Date
CN104347020A true CN104347020A (zh) 2015-02-11

Family

ID=52427317

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410341794.8A Pending CN104347020A (zh) 2013-08-02 2014-07-17 投影仪以及投影仪的控制方法

Country Status (3)

Country Link
US (1) US10015457B2 (enExample)
JP (1) JP2015031817A (enExample)
CN (1) CN104347020A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111083455A (zh) * 2018-10-22 2020-04-28 精工爱普生株式会社 位置检测装置、显示装置、显示系统以及位置检测方法
CN111385551A (zh) * 2018-12-28 2020-07-07 精工爱普生株式会社 投影仪的控制方法以及投影仪

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105632453B (zh) * 2014-11-19 2019-09-24 精工爱普生株式会社 显示装置、显示控制方法和显示系统
JP7119488B2 (ja) * 2018-03-27 2022-08-17 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
JP2019174600A (ja) * 2018-03-28 2019-10-10 セイコーエプソン株式会社 プロジェクター
JP7251094B2 (ja) 2018-10-22 2023-04-04 セイコーエプソン株式会社 位置検出装置、表示システム、及び、位置検出方法
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
JP2023091919A (ja) * 2021-12-21 2023-07-03 セイコーエプソン株式会社 プロジェクションシステム、及び、プロジェクションシステムの制御方法
JP7533515B2 (ja) * 2022-03-29 2024-08-14 セイコーエプソン株式会社 投写画像の補正方法及び投写システム

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110025650A1 (en) * 2009-07-31 2011-02-03 Promethean Ltd Calibration of interactive whiteboard
JP2012027769A (ja) * 2010-07-26 2012-02-09 Seiko Epson Corp インタラクティブホワイトボード装置、画像表示装置、及びキャリブレーション方法
CN102422250A (zh) * 2009-04-23 2012-04-18 国立大学法人筑波大学 输入装置
CN102707796A (zh) * 2011-02-21 2012-10-03 精工爱普生株式会社 交互系统、位置信息变换方法以及投影仪
CN102722289A (zh) * 2011-03-17 2012-10-10 精工爱普生株式会社 图像供给装置、图像显示系统和图像供给装置的控制方法
CN103186018A (zh) * 2011-12-27 2013-07-03 精工爱普生株式会社 投影仪、以及投影仪的控制方法

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JP3198783B2 (ja) * 1994-03-18 2001-08-13 株式会社日立製作所 情報表示装置
JP2001125741A (ja) * 1999-10-29 2001-05-11 Seiko Epson Corp ポインティング位置検出装置、画像表示装置、プレゼンテーションシステム及び情報記憶媒体
US6704000B2 (en) * 2000-11-15 2004-03-09 Blue Iris Technologies Method for remote computer operation via a wireless optical device
JP2005092592A (ja) * 2003-09-18 2005-04-07 Nec Viewtechnology Ltd プロジェクタ並びにプロジェクションシステム
JP2005275327A (ja) * 2003-09-19 2005-10-06 Fuji Electric Systems Co Ltd 投射表示装置
TWI291122B (en) * 2004-06-11 2007-12-11 Micro Nits Co Ltd Array type optical sensor pointing system and its method
JP5068007B2 (ja) * 2005-06-01 2012-11-07 有限会社大平技研 映像投影システム
TW200803482A (en) * 2006-06-01 2008-01-01 Micro Nits Co Ltd Image processing method of indicator input system
JP6208930B2 (ja) * 2012-08-14 2017-10-04 キヤノン株式会社 投影装置及びその制御方法、プログラム、並びに記憶媒体
TWI501021B (zh) * 2012-11-26 2015-09-21 Everest Display Inc 互動式投影系統及其光標的座標校正方法
JP6417709B2 (ja) * 2014-01-24 2018-11-07 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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102422250A (zh) * 2009-04-23 2012-04-18 国立大学法人筑波大学 输入装置
US20110025650A1 (en) * 2009-07-31 2011-02-03 Promethean Ltd Calibration of interactive whiteboard
JP2012027769A (ja) * 2010-07-26 2012-02-09 Seiko Epson Corp インタラクティブホワイトボード装置、画像表示装置、及びキャリブレーション方法
CN102707796A (zh) * 2011-02-21 2012-10-03 精工爱普生株式会社 交互系统、位置信息变换方法以及投影仪
CN102722289A (zh) * 2011-03-17 2012-10-10 精工爱普生株式会社 图像供给装置、图像显示系统和图像供给装置的控制方法
CN103186018A (zh) * 2011-12-27 2013-07-03 精工爱普生株式会社 投影仪、以及投影仪的控制方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111083455A (zh) * 2018-10-22 2020-04-28 精工爱普生株式会社 位置检测装置、显示装置、显示系统以及位置检测方法
CN111083455B (zh) * 2018-10-22 2023-08-11 精工爱普生株式会社 位置检测装置、显示装置、显示系统以及位置检测方法
CN111385551A (zh) * 2018-12-28 2020-07-07 精工爱普生株式会社 投影仪的控制方法以及投影仪
CN111385551B (zh) * 2018-12-28 2023-06-16 精工爱普生株式会社 投影仪的控制方法以及投影仪

Also Published As

Publication number Publication date
US20150035995A1 (en) 2015-02-05
JP2015031817A (ja) 2015-02-16
US10015457B2 (en) 2018-07-03

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