CN102135712B - 用于投影仪光束对准的系统和方法 - Google Patents

用于投影仪光束对准的系统和方法 Download PDF

Info

Publication number
CN102135712B
CN102135712B CN201110027093.3A CN201110027093A CN102135712B CN 102135712 B CN102135712 B CN 102135712B CN 201110027093 A CN201110027093 A CN 201110027093A CN 102135712 B CN102135712 B CN 102135712B
Authority
CN
China
Prior art keywords
signal
electric current
light
representing
light beam
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
CN201110027093.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN102135712A (zh
Inventor
D·钱伯林
D·郑
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.)
Intersil Corp
Original Assignee
Intersil Inc
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 Intersil Inc filed Critical Intersil Inc
Publication of CN102135712A publication Critical patent/CN102135712A/zh
Application granted granted Critical
Publication of CN102135712B publication Critical patent/CN102135712B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C25/00—Miscellaneous fancy ware for personal wear, e.g. pendants, crosses, crucifixes, charms
    • 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
    • G03B21/28—Reflectors in projection beam
    • 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)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN201110027093.3A 2010-01-21 2011-01-20 用于投影仪光束对准的系统和方法 Expired - Fee Related CN102135712B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US29698710P 2010-01-21 2010-01-21
US61/296,987 2010-01-21
US12/868,343 US8357889B2 (en) 2010-01-21 2010-08-25 Circuits, systems and methods for vertical and horizontal light beam alignment
US12/868,343 2010-08-25

Publications (2)

Publication Number Publication Date
CN102135712A CN102135712A (zh) 2011-07-27
CN102135712B true CN102135712B (zh) 2014-11-12

Family

ID=44277373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110027093.3A Expired - Fee Related CN102135712B (zh) 2010-01-21 2011-01-20 用于投影仪光束对准的系统和方法

Country Status (5)

Country Link
US (2) US8357889B2 (https=)
JP (1) JP5579089B2 (https=)
KR (1) KR20110085943A (https=)
CN (1) CN102135712B (https=)
TW (1) TWI475312B (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8357889B2 (en) 2010-01-21 2013-01-22 Intersil Americas Inc. Circuits, systems and methods for vertical and horizontal light beam alignment
US8760631B2 (en) * 2010-01-27 2014-06-24 Intersil Americas Inc. Distance sensing by IQ domain differentiation of time of flight (TOF) measurements
JP5968031B2 (ja) * 2012-04-17 2016-08-10 三菱電機株式会社 レーザー光源プロジェクター
US8907264B2 (en) 2012-06-14 2014-12-09 Intersil Americas LLC Motion and simple gesture detection using multiple photodetector segments
JP6314553B2 (ja) * 2014-03-07 2018-04-25 株式会社リコー レーザ光源装置および投影表示装置
US9503701B2 (en) 2015-04-13 2016-11-22 Intersil Americas LLC Scanning projectors that use guard bands to reduce color shifts, and methods and controllers for use therewith
US9654747B2 (en) * 2015-04-13 2017-05-16 Intersil Americas LLC Scanning projectors that use multiple pulses per pixel period to reduce color shifts, and methods and controllers for use therewith
JP6946708B2 (ja) * 2016-06-20 2021-10-06 株式会社リコー 制御装置、画像投影装置、および制御方法
WO2017221792A1 (en) * 2016-06-20 2017-12-28 Ricoh Company, Ltd. Control device, image projection apparatus, and control method
US11067878B2 (en) * 2019-06-20 2021-07-20 Hisense Laser Display Co., Ltd. Laser projection device
CN111045284B (zh) * 2019-12-11 2022-03-01 江西省科学院应用物理研究所 一种高效利用激光光源的超大屏幕激光投影仪
CN111083854B (zh) * 2020-01-10 2021-07-27 中科芯集成电路有限公司 一种led显示屏补偿电路及其方法
CN111479100A (zh) * 2020-04-02 2020-07-31 深圳臻像科技有限公司 一种三维显示系统投影仪的标定方法
US20220269069A1 (en) * 2020-04-03 2022-08-25 Google Llc Technique to detect the rotational direction of resonant mems mirrors driven by parametric excitation
US12241740B2 (en) * 2020-11-02 2025-03-04 Artilux, Inc. Optical sensing apparatus with deactivated photodetector regions and method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406067A (en) * 1993-08-17 1995-04-11 Tektronix, Inc. Electrically adjusted mosaic filter for use as an optical sensor in an optical measurement instrument
US5986761A (en) * 1998-07-06 1999-11-16 Internatioanl Business Machines Corporation Laser-based inspection tool for disk defects and curvature
US6266010B1 (en) * 1999-09-16 2001-07-24 Lockheed Martin Corporation Method and apparatus for transmitting and receiving signals using electronic beam forming
CN1326545A (zh) * 1998-11-18 2001-12-12 艾利森电话股份有限公司 检测电路

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335213A (en) 1991-02-13 1994-08-02 Sony Corporation Positional detection of a magneto-optic recording medium for controlling irradiation of a relief region
JPH07142761A (ja) 1993-11-18 1995-06-02 Mitsubishi Electric Corp 受光素子ならびに受光素子アレイおよび画像検出装置ならびに画像検出方法
US6054703A (en) 1998-03-20 2000-04-25 Syscan, Inc. Sensing module for accelerating signal readout from image sensors
US6249618B1 (en) 1998-12-18 2001-06-19 Syscan, Inc. Circuit architecture and method for switching sensor resolution
DE60039403D1 (de) 1999-12-16 2008-08-21 Victor Company Of Japan Optische Vorrichtung
US6759641B1 (en) 2000-09-27 2004-07-06 Rockwell Scientific Licensing, Llc Imager with adjustable resolution
US20060164533A1 (en) 2002-08-27 2006-07-27 E-Phocus, Inc Electronic image sensor
JP3800326B2 (ja) * 2002-02-05 2006-07-26 セイコーエプソン株式会社 光検出装置、光検出方法、プログラムおよび記録媒体
JP3700704B2 (ja) 2003-02-27 2005-09-28 日本電気株式会社 トラッキングサーボ及び光ディスク装置
US7317674B2 (en) 2003-03-11 2008-01-08 Intersil Americas Inc. Optical pick-up units and laser drivers with increased functionality
JP2005333460A (ja) * 2004-05-20 2005-12-02 Olympus Corp 画像投影表示装置
US7182263B2 (en) 2004-09-30 2007-02-27 Symbol Technologies, Inc. Monitoring light beam position in electro-optical readers and image projectors
DE102004053686A1 (de) 2004-11-03 2006-05-04 Essling, Mirko Laserempfangseinrichtung mit verbesserter Genauigkeit und geringerem Stromverbrauch
US7485486B2 (en) 2005-03-18 2009-02-03 Intersil Americas Inc. Photodiode for multiple wavelength operation
US7635836B2 (en) 2007-02-21 2009-12-22 Intersil Americas Inc. Configurable photo detector circuit
US7663087B2 (en) 2007-02-27 2010-02-16 Intersil Americas Inc. Dynamically configurable multiple wavelength photodetector array for optical storage applications
JP2009009093A (ja) * 2007-05-28 2009-01-15 Konica Minolta Opto Inc 画像表示装置
JP2009122455A (ja) * 2007-11-15 2009-06-04 Funai Electric Co Ltd 画像表示装置
US8357889B2 (en) 2010-01-21 2013-01-22 Intersil Americas Inc. Circuits, systems and methods for vertical and horizontal light beam alignment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406067A (en) * 1993-08-17 1995-04-11 Tektronix, Inc. Electrically adjusted mosaic filter for use as an optical sensor in an optical measurement instrument
US5986761A (en) * 1998-07-06 1999-11-16 Internatioanl Business Machines Corporation Laser-based inspection tool for disk defects and curvature
CN1326545A (zh) * 1998-11-18 2001-12-12 艾利森电话股份有限公司 检测电路
US6266010B1 (en) * 1999-09-16 2001-07-24 Lockheed Martin Corporation Method and apparatus for transmitting and receiving signals using electronic beam forming

Also Published As

Publication number Publication date
CN102135712A (zh) 2011-07-27
US8425048B1 (en) 2013-04-23
US20110176069A1 (en) 2011-07-21
JP2011150339A (ja) 2011-08-04
TWI475312B (zh) 2015-03-01
KR20110085943A (ko) 2011-07-27
US8357889B2 (en) 2013-01-22
US20130107133A1 (en) 2013-05-02
JP5579089B2 (ja) 2014-08-27
TW201142468A (en) 2011-12-01

Similar Documents

Publication Publication Date Title
CN102135712B (zh) 用于投影仪光束对准的系统和方法
US9218786B2 (en) Image display device
JP5125390B2 (ja) 光源装置及び画像表示装置並びに光量補正方法
US20090224136A1 (en) Light source device, image display apparatus, and light amount correcting method
KR101452356B1 (ko) 광센서 및 이를 이용한 유기전계발광표시장치
US9654747B2 (en) Scanning projectors that use multiple pulses per pixel period to reduce color shifts, and methods and controllers for use therewith
CN103676145A (zh) 图像显示装置和光学组件
US20150022568A1 (en) Image display device
JP2012079316A (ja) 表示装置
JP2011150339A5 (https=)
TWI598861B (zh) 用以控制顯示裝置之掃描鏡的系統及方法
CN103715889A (zh) Dc-dc转换器控制电路、使用其的图像显示设备及其驱动方法
JP2014186068A (ja) 画像表示装置
JP5163370B2 (ja) 光源装置及び画像表示装置並びに光量補正方法
US9503701B2 (en) Scanning projectors that use guard bands to reduce color shifts, and methods and controllers for use therewith
KR102714358B1 (ko) 능동구동 led 사이니지의 전압강하를 보상하는 장치 및 방법
KR101977240B1 (ko) Ｌｅｄ의 정전류 제어 장치와 이를 이용한 액정표시장치
KR20230045313A (ko) 표시장치 및 이의 구동방법
JP5125976B2 (ja) 光学変調回路、光学変調装置、画像表示装置、画像形成装置および光学変調方法
EP3133581B1 (en) Drive system, video device, image projection device, and drive control method
KR20210082643A (ko) 표시 장치
US20230102951A1 (en) Light source driving device, light source device, and image capturing device
US20080165166A1 (en) Apparatus for driving laser diode used in image display

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141112

Termination date: 20220120

CF01 Termination of patent right due to non-payment of annual fee