DE112006001277T5 - Bildprojektion mit verringertem Speckle-Rauschen - Google Patents

Bildprojektion mit verringertem Speckle-Rauschen Download PDF

Info

Publication number
DE112006001277T5
DE112006001277T5 DE112006001277T DE112006001277T DE112006001277T5 DE 112006001277 T5 DE112006001277 T5 DE 112006001277T5 DE 112006001277 T DE112006001277 T DE 112006001277T DE 112006001277 T DE112006001277 T DE 112006001277T DE 112006001277 T5 DE112006001277 T5 DE 112006001277T5
Authority
DE
Germany
Prior art keywords
image
lenslet
lenslets
laser beam
screen
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.)
Withdrawn
Application number
DE112006001277T
Other languages
German (de)
English (en)
Inventor
Dmitriy Yavid
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.)
Microvision Inc
Original Assignee
Symbol Technologies LLC
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 Symbol Technologies LLC filed Critical Symbol Technologies LLC
Publication of DE112006001277T5 publication Critical patent/DE112006001277T5/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/48—Laser speckle 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on 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]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Facsimile Heads (AREA)
  • Projection Apparatus (AREA)
DE112006001277T 2005-05-17 2006-05-03 Bildprojektion mit verringertem Speckle-Rauschen Withdrawn DE112006001277T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/131,138 2005-05-17
US11/131,138 US7199933B2 (en) 2005-05-17 2005-05-17 Image projection screen with reduced speckle noise
PCT/US2006/017680 WO2006124359A2 (en) 2005-05-17 2006-05-03 Image projection screen with reduced speckle noise

Publications (1)

Publication Number Publication Date
DE112006001277T5 true DE112006001277T5 (de) 2008-04-17

Family

ID=37431808

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112006001277T Withdrawn DE112006001277T5 (de) 2005-05-17 2006-05-03 Bildprojektion mit verringertem Speckle-Rauschen

Country Status (5)

Country Link
US (1) US7199933B2 (https=)
JP (1) JP4827202B2 (https=)
CN (1) CN100529839C (https=)
DE (1) DE112006001277T5 (https=)
WO (1) WO2006124359A2 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7441902B2 (en) * 2004-10-27 2008-10-28 Symbol Technologies, Inc. Large size image projection
WO2008135915A1 (en) * 2007-05-03 2008-11-13 Philips Intellectual Property & Standards Gmbh Safe light scanning projection device
JP5075595B2 (ja) * 2007-11-26 2012-11-21 株式会社東芝 表示装置及びそれを用いた移動体
US8109638B2 (en) * 2008-01-22 2012-02-07 Alcatel Lucent Diffuser configuration for an image projector
US7997742B2 (en) * 2008-03-25 2011-08-16 Microvision, Inc. Capacitive comb feedback for high speed scan mirror
US20090251670A1 (en) * 2008-04-03 2009-10-08 Motorola, Inc. Optical feedback for high speed scan mirror
JP5621640B2 (ja) * 2011-02-09 2014-11-12 大日本印刷株式会社 コヒーレント光源を用いた照明装置
JP5168526B2 (ja) * 2011-05-10 2013-03-21 大日本印刷株式会社 投射型映像表示装置
US9158063B2 (en) 2011-07-07 2015-10-13 Reald Inc. Apparatus for despeckling laser systems and methods thereof
US8724218B2 (en) 2011-07-07 2014-05-13 Reald Inc. Speckle reduction using screen vibration techniques and apparatus
US8995061B2 (en) 2011-07-07 2015-03-31 Reald Inc. Speckle reduction using lenslet integrator
EP2893396A4 (en) 2012-09-06 2016-04-27 Reald Inc PROJECTION SCREEN SUBSTRATES WITH HIGH ELASTICITY MODULE
JP6102194B2 (ja) 2012-11-09 2017-03-29 船井電機株式会社 プロジェクタおよび投影用スクリーン
CN109917558A (zh) 2013-06-06 2019-06-21 瑞尔D股份有限公司 用于使屏幕振动以减少散斑的系统和方法
EA033592B1 (ru) * 2014-09-08 2019-11-07 Reald Inc Использование вибрации экрана для устранения спекл-структуры
CN104375280A (zh) * 2014-11-20 2015-02-25 西安炬光科技有限公司 一种消除激光散斑的半导体激光器系统
JP6813769B2 (ja) * 2015-05-29 2021-01-13 ミツミ電機株式会社 光走査制御装置
EP3671315B1 (en) * 2018-11-28 2022-11-30 Ricoh Company, Ltd. Display device and mobile object
WO2022252123A1 (zh) * 2021-06-01 2022-12-08 华为技术有限公司 一种投影装置、投影方法、抬头显示系统和车辆

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2926496B2 (ja) * 1987-06-01 1999-07-28 ナシュア コーポレイション 光透過スクリーンを利用する表示システム
JPH03109591A (ja) * 1989-09-25 1991-05-09 Sony Corp レーザ表示装置
JPH05173094A (ja) * 1991-12-20 1993-07-13 Sony Corp レーザ表示装置
JPH05241110A (ja) * 1992-02-26 1993-09-21 Sony Corp レーザ表示装置
JP2002062582A (ja) * 2000-08-21 2002-02-28 Sony Corp 画像表示装置
US6665118B2 (en) * 2000-08-30 2003-12-16 Matsushita Electric Industrial Co., Ltd. Rear-projection screen and rear-projection image display
CN1463388A (zh) * 2001-06-01 2003-12-24 凸版印刷株式会社 微透镜片及投影屏
US6594090B2 (en) * 2001-08-27 2003-07-15 Eastman Kodak Company Laser projection display system
US6577429B1 (en) * 2002-01-15 2003-06-10 Eastman Kodak Company Laser projection display system
JP2006047421A (ja) * 2004-07-30 2006-02-16 Canon Inc 表示光学系および画像投射装置
JP4483703B2 (ja) * 2004-08-04 2010-06-16 セイコーエプソン株式会社 プロジェクタ
US7441902B2 (en) * 2004-10-27 2008-10-28 Symbol Technologies, Inc. Large size image projection
US7287862B2 (en) * 2005-02-18 2007-10-30 Symbol Technologies, Inc. Compact image projection module

Also Published As

Publication number Publication date
US20060262409A1 (en) 2006-11-23
US7199933B2 (en) 2007-04-03
CN101198893A (zh) 2008-06-11
JP2008546002A (ja) 2008-12-18
CN100529839C (zh) 2009-08-19
WO2006124359A2 (en) 2006-11-23
WO2006124359A3 (en) 2007-02-01
JP4827202B2 (ja) 2011-11-30

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: MICROVISION, INC. ( N. D. GES. D. STAATES DELA, US

R081 Change of applicant/patentee

Owner name: MICROVISION, INC. ( N. D. GES. D. STAATES DELA, US

Free format text: FORMER OWNER: SYMBOL TECHNOLOGIES, INC., HOLTSVILLE, N.Y., US

Effective date: 20110330

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: G02B0027100000

Ipc: G02B0027180000

R012 Request for examination validly filed

Effective date: 20121206

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: G02B0027100000

Ipc: G02B0027180000

Effective date: 20130201

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20141202