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TWI412865B - Scanning projection apparatus with phase detection and compensation and detection and compensation method thereof - Google Patents

Scanning projection apparatus with phase detection and compensation and detection and compensation method thereof

Info

Publication number
TWI412865B
TWI412865B TW098126065A TW98126065A TWI412865B TW I412865 B TWI412865 B TW I412865B TW 098126065 A TW098126065 A TW 098126065A TW 98126065 A TW98126065 A TW 98126065A TW I412865 B TWI412865 B TW I412865B
Authority
TW
Taiwan
Prior art keywords
image
light beam
light
image field
detect
Prior art date
Application number
TW098126065A
Other languages
English (en)
Other versions
TW201007327A (en
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 filed Critical
Publication of TW201007327A publication Critical patent/TW201007327A/zh
Application granted granted Critical
Publication of TWI412865B publication Critical patent/TWI412865B/zh

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]
    • H04N9/3141—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]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
TW098126065A 2008-08-05 2009-08-03 Scanning projection apparatus with phase detection and compensation and detection and compensation method thereof TWI412865B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/186,234 US7972014B2 (en) 2008-08-05 2008-08-05 Scanning projection apparatus with phase detection and compensation

Publications (2)

Publication Number Publication Date
TW201007327A TW201007327A (en) 2010-02-16
TWI412865B true TWI412865B (en) 2013-10-21

Family

ID=41652607

Family Applications (2)

Application Number Title Priority Date Filing Date
TW098214293U TWM389265U (en) 2008-08-05 2009-08-03 A scanning projection apparatus
TW098126065A TWI412865B (en) 2008-08-05 2009-08-03 Scanning projection apparatus with phase detection and compensation and detection and compensation method thereof

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW098214293U TWM389265U (en) 2008-08-05 2009-08-03 A scanning projection apparatus

Country Status (3)

Country Link
US (1) US7972014B2 (zh)
CN (1) CN101646043B (zh)
TW (2) TWM389265U (zh)

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US9241143B2 (en) 2008-01-29 2016-01-19 At&T Intellectual Property I, L.P. Output correction for visual projection devices
WO2011086849A1 (ja) * 2010-01-13 2011-07-21 日本電気株式会社 映像投影装置および映像投影方法
CN102196216A (zh) * 2010-03-12 2011-09-21 富港电子（东莞）有限公司 投影系统
CN102236239A (zh) * 2010-04-30 2011-11-09 富港电子（东莞）有限公司 投影系统及其侦测方法
US9019176B2 (en) * 2010-07-22 2015-04-28 Pioneer Corporation Image forming apparatus
TWI461819B (zh) * 2010-08-20 2014-11-21 Cheng Uei Prec Ind Co Ltd 投影系統及投影方法
CN102375239A (zh) * 2010-08-20 2012-03-14 富港电子（东莞）有限公司 投影系统及投影方法
US8636367B1 (en) * 2010-10-15 2014-01-28 Magic Lantern, Llc System and method for controlling multiple beams illuminating projected images
TWI438488B (zh) 2010-12-17 2014-05-21 Ind Tech Res Inst 光學掃描投影系統
EP2535758A4 (en) * 2011-01-26 2014-01-01 Pioneer Corp TWO-DIMENSIONAL OPTICAL SCANNING DEVICE
US8582183B2 (en) * 2011-04-26 2013-11-12 Kodak Alaris Inc. Forward facing scanner
US8810561B2 (en) * 2011-05-02 2014-08-19 Microvision, Inc. Dual laser drive method. apparatus, and system
JP2013003561A (ja) * 2011-06-22 2013-01-07 Hitachi Media Electoronics Co Ltd 走査型画像表示装置
US8523074B2 (en) * 2011-08-26 2013-09-03 Honeywell International Inc. Bar code imagers
US9197790B2 (en) 2012-01-13 2015-11-24 Industrial Technology Research Institute Optical scanning projection module
EP2618204A1 (en) * 2012-01-20 2013-07-24 Delphi Technologies, Inc. Human machine interface for an automotive vehicle
US9385019B2 (en) 2012-06-21 2016-07-05 Globalfoundries Inc. Overhead substrate handling and storage system
CN103676420B (zh) * 2012-09-04 2015-08-19 光宝科技股份有限公司 具有相位检测及补偿功能的激光扫描式投影装置
CN103809351B (zh) * 2012-11-09 2016-01-20 光宝科技股份有限公司 具检测投影画面变形的光学投影系统及其检测方法
CN103852962B (zh) * 2012-12-04 2016-08-10 光宝科技股份有限公司 扫描投影装置及其扫描控制方法
CN103246141B (zh) * 2013-05-03 2015-03-04 苏州佳世达光电有限公司 光源校正系统
CN104977786B (zh) 2014-04-02 2017-04-12 财团法人工业技术研究院 李沙育双轴扫描元件及其扫描频率产生方法
CN104977713B (zh) 2014-04-03 2017-09-29 财团法人工业技术研究院 扫描镜驱动装置与驱动方法及扫描装置
US9733048B2 (en) 2015-01-06 2017-08-15 Egismos Technology Corporation Shooting training and game system with virtual target
JP6604816B2 (ja) * 2015-10-28 2019-11-13 スタンレー電気株式会社 映像投射装置及びｍｅｍｓミラーの制御方法
US9693029B1 (en) 2015-12-22 2017-06-27 Microvision, Inc. System and method for feedback control in scanning projectors
CN106918974B (zh) * 2015-12-24 2019-05-03 深圳光峰科技股份有限公司 投影设备、投影系统及其校调方法
JP6828747B2 (ja) * 2016-09-21 2021-02-10 日本電気株式会社 投射システム、投射方法およびプログラム
WO2018100397A1 (en) * 2016-12-02 2018-06-07 Dualitas Ltd. Holographic projector
JP6978659B2 (ja) * 2016-12-21 2021-12-08 ミツミ電機株式会社 画像投影装置および補償方法
JP7025634B2 (ja) * 2017-11-01 2022-02-25 ミツミ電機株式会社 画像投影装置及び画像投影方法
US10935640B2 (en) * 2018-04-25 2021-03-02 Microvision, Inc. Multiplexed LIDAR transceiver
DE102018124835B3 (de) 2018-10-09 2019-11-07 Sick Ag Optoelektronischer Sensor und Verfahren zur Erfassung von Objekten
CN109584761A (zh) * 2018-10-31 2019-04-05 歌尔股份有限公司 一种信号调整方法及激光扫描投影设备
CN112394605B (zh) * 2019-08-14 2021-10-29 成都理想境界科技有限公司 一种扫描投影方法、拼接式的扫描投影装置及设备
US11423309B2 (en) * 2020-03-20 2022-08-23 Purdue Research Foundation System and method for latency reduction in an optical imaging system
CN115485576A (zh) * 2020-03-27 2022-12-16 日本先锋公司 传感器装置
US20230254458A1 (en) * 2022-02-09 2023-08-10 First International Computer, Inc. Laser beam scanning system with phase calibration and compensation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030021497A1 (en) * 2001-07-11 2003-01-30 Atsushi Kandori Light beam deflecting apparatus, image forming apparatus utilizing the same and drive method therefor
TW200537226A (en) * 2004-05-06 2005-11-16 Kuo-Yen Lai Pixel differential polygon scanning projector
US20070041069A1 (en) * 2005-08-17 2007-02-22 Texas Instruments Incorporated Method for aligning consecutive scan lines on bi-directional scans of a resonant mirror
US20080158632A1 (en) * 2006-08-08 2008-07-03 Seiko Epson Corporation Scanning type image display device

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TWI226940B (en) * 2002-10-01 2005-01-21 Sony Corp Optical scan device, image position calibration method, and image display device
US7151538B2 (en) * 2003-02-28 2006-12-19 Sony Corporation Display device and projection type display device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030021497A1 (en) * 2001-07-11 2003-01-30 Atsushi Kandori Light beam deflecting apparatus, image forming apparatus utilizing the same and drive method therefor
TW200537226A (en) * 2004-05-06 2005-11-16 Kuo-Yen Lai Pixel differential polygon scanning projector
US20070041069A1 (en) * 2005-08-17 2007-02-22 Texas Instruments Incorporated Method for aligning consecutive scan lines on bi-directional scans of a resonant mirror
US20080158632A1 (en) * 2006-08-08 2008-07-03 Seiko Epson Corporation Scanning type image display device

Also Published As

Publication number Publication date
TWM389265U (en) 2010-09-21
CN101646043B (zh) 2012-12-05
US7972014B2 (en) 2011-07-05
CN101646043A (zh) 2010-02-10
US20100033691A1 (en) 2010-02-11
TW201007327A (en) 2010-02-16

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees