JP6809292B2 - プロジェクターおよびプロジェクターの制御方法 - Google Patents

プロジェクターおよびプロジェクターの制御方法 Download PDF

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Publication number
JP6809292B2
JP6809292B2 JP2017038128A JP2017038128A JP6809292B2 JP 6809292 B2 JP6809292 B2 JP 6809292B2 JP 2017038128 A JP2017038128 A JP 2017038128A JP 2017038128 A JP2017038128 A JP 2017038128A JP 6809292 B2 JP6809292 B2 JP 6809292B2
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Japan
Prior art keywords
image
symbol
projection
detection point
projected
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JP2017038128A
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English (en)
Japanese (ja)
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JP2018148261A (ja
JP2018148261A5 (enExample
Inventor
明彦 田村
明彦 田村
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 JP2017038128A priority Critical patent/JP6809292B2/ja
Priority to US15/904,761 priority patent/US10244197B2/en
Publication of JP2018148261A publication Critical patent/JP2018148261A/ja
Publication of JP2018148261A5 publication Critical patent/JP2018148261A5/ja
Application granted granted Critical
Publication of JP6809292B2 publication Critical patent/JP6809292B2/ja
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Classifications

    • 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
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G06T7/74—Determining position or orientation of objects or cameras using feature-based methods involving reference images or patches
    • 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
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
    • G03B17/54—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with projector
    • 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
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30204—Marker
    • G06T2207/30208—Marker matrix

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Human Computer Interaction (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
JP2017038128A 2017-03-01 2017-03-01 プロジェクターおよびプロジェクターの制御方法 Active JP6809292B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017038128A JP6809292B2 (ja) 2017-03-01 2017-03-01 プロジェクターおよびプロジェクターの制御方法
US15/904,761 US10244197B2 (en) 2017-03-01 2018-02-26 Projector and control method of projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017038128A JP6809292B2 (ja) 2017-03-01 2017-03-01 プロジェクターおよびプロジェクターの制御方法

Publications (3)

Publication Number Publication Date
JP2018148261A JP2018148261A (ja) 2018-09-20
JP2018148261A5 JP2018148261A5 (enExample) 2020-01-30
JP6809292B2 true JP6809292B2 (ja) 2021-01-06

Family

ID=63355992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017038128A Active JP6809292B2 (ja) 2017-03-01 2017-03-01 プロジェクターおよびプロジェクターの制御方法

Country Status (2)

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US (1) US10244197B2 (enExample)
JP (1) JP6809292B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019054204A1 (ja) * 2017-09-14 2019-03-21 ソニー株式会社 画像処理装置および方法
CN107608553A (zh) * 2017-09-18 2018-01-19 联想(北京)有限公司 一种触控区域校准方法和电子设备
JP7243510B2 (ja) 2019-07-29 2023-03-22 セイコーエプソン株式会社 プロジェクターの制御方法、及びプロジェクター
JP7226461B2 (ja) 2021-01-29 2023-02-21 セイコーエプソン株式会社 位置検出方法、表示装置及び位置検出システム
CN113923428B (zh) * 2021-11-23 2024-01-30 中国航空工业集团公司洛阳电光设备研究所 一种平显投影装置投影精度快速校准终端及校准方法
JP2023183997A (ja) * 2022-06-17 2023-12-28 セイコーエプソン株式会社 表示方法、及び表示システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010030668A1 (en) * 2000-01-10 2001-10-18 Gamze Erten Method and system for interacting with a display
JP5593802B2 (ja) * 2010-04-16 2014-09-24 セイコーエプソン株式会社 位置検出システム及びその制御方法、並びにプログラム
JP6417690B2 (ja) 2014-01-21 2018-11-07 セイコーエプソン株式会社 プロジェクター、表示装置、及び、プロジェクターの制御方法
JP2015166893A (ja) * 2014-03-03 2015-09-24 セイコーエプソン株式会社 位置検出装置、及び、位置検出装置の制御方法
JPWO2016204068A1 (ja) * 2015-06-19 2018-04-26 ソニー株式会社 画像処理装置および画像処理方法、ならびにプロジェクションシステム

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Publication number Publication date
US10244197B2 (en) 2019-03-26
JP2018148261A (ja) 2018-09-20
US20180255266A1 (en) 2018-09-06

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