DE69429152T2 - Telezentrisch ausgeleuchtetes Abtastsystem - Google Patents

Telezentrisch ausgeleuchtetes Abtastsystem

Info

Publication number
DE69429152T2
DE69429152T2 DE69429152T DE69429152T DE69429152T2 DE 69429152 T2 DE69429152 T2 DE 69429152T2 DE 69429152 T DE69429152 T DE 69429152T DE 69429152 T DE69429152 T DE 69429152T DE 69429152 T2 DE69429152 T2 DE 69429152T2
Authority
DE
Germany
Prior art keywords
light
lens group
deflection device
light valve
rotatable
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
DE69429152T
Other languages
German (de)
English (en)
Other versions
DE69429152D1 (de
Inventor
Victor J. Fritz
Ronald S. Gold
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of DE69429152D1 publication Critical patent/DE69429152D1/de
Application granted granted Critical
Publication of DE69429152T2 publication Critical patent/DE69429152T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3117—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing two or more colours simultaneously, e.g. by creating scrolling colour bands
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Liquid Crystal (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
DE69429152T 1993-11-17 1994-10-19 Telezentrisch ausgeleuchtetes Abtastsystem Expired - Fee Related DE69429152T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/154,042 US5450219A (en) 1993-11-17 1993-11-17 Raster following telecentric illumination scanning system for enhancing light throughout in light valve projection systems

Publications (2)

Publication Number Publication Date
DE69429152D1 DE69429152D1 (de) 2002-01-03
DE69429152T2 true DE69429152T2 (de) 2002-11-07

Family

ID=22549760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69429152T Expired - Fee Related DE69429152T2 (de) 1993-11-17 1994-10-19 Telezentrisch ausgeleuchtetes Abtastsystem

Country Status (5)

Country Link
US (1) US5450219A (enExample)
EP (1) EP0653658B1 (enExample)
JP (1) JP2685416B2 (enExample)
DE (1) DE69429152T2 (enExample)
TW (1) TW289092B (enExample)

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US5845981A (en) * 1997-12-29 1998-12-08 Philips Electronics North America Corporation Multi-color-band scrolling across single-panel light valve
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US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6872984B1 (en) 1998-07-29 2005-03-29 Silicon Light Machines Corporation Method of sealing a hermetic lid to a semiconductor die at an angle
US6303986B1 (en) 1998-07-29 2001-10-16 Silicon Light Machines Method of and apparatus for sealing an hermetic lid to a semiconductor die
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US6441908B1 (en) 1999-08-06 2002-08-27 Metron Systems, Inc. Profiling of a component having reduced sensitivity to anomalous off-axis reflections
US6273570B1 (en) * 1999-10-21 2001-08-14 Clarity Visual Systems, Inc. Compact light path and package for liquid crystal projection displays
US6956878B1 (en) 2000-02-07 2005-10-18 Silicon Light Machines Corporation Method and apparatus for reducing laser speckle using polarization averaging
US7177081B2 (en) 2001-03-08 2007-02-13 Silicon Light Machines Corporation High contrast grating light valve type device
US6707591B2 (en) 2001-04-10 2004-03-16 Silicon Light Machines Angled illumination for a single order light modulator based projection system
US6865346B1 (en) 2001-06-05 2005-03-08 Silicon Light Machines Corporation Fiber optic transceiver
US6747781B2 (en) 2001-06-25 2004-06-08 Silicon Light Machines, Inc. Method, apparatus, and diffuser for reducing laser speckle
US6782205B2 (en) 2001-06-25 2004-08-24 Silicon Light Machines Method and apparatus for dynamic equalization in wavelength division multiplexing
US6829092B2 (en) 2001-08-15 2004-12-07 Silicon Light Machines, Inc. Blazed grating light valve
US6930364B2 (en) 2001-09-13 2005-08-16 Silicon Light Machines Corporation Microelectronic mechanical system and methods
US6956995B1 (en) 2001-11-09 2005-10-18 Silicon Light Machines Corporation Optical communication arrangement
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6767751B2 (en) 2002-05-28 2004-07-27 Silicon Light Machines, Inc. Integrated driver process flow
US6728023B1 (en) 2002-05-28 2004-04-27 Silicon Light Machines Optical device arrays with optimized image resolution
US7054515B1 (en) 2002-05-30 2006-05-30 Silicon Light Machines Corporation Diffractive light modulator-based dynamic equalizer with integrated spectral monitor
US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6829258B1 (en) 2002-06-26 2004-12-07 Silicon Light Machines, Inc. Rapidly tunable external cavity laser
US6908201B2 (en) 2002-06-28 2005-06-21 Silicon Light Machines Corporation Micro-support structures
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US7057795B2 (en) 2002-08-20 2006-06-06 Silicon Light Machines Corporation Micro-structures with individually addressable ribbon pairs
US6825922B2 (en) 2002-09-26 2004-11-30 Metron Systems, Inc. Determination of the angular position of a laser beam
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
WO2004040335A2 (en) * 2002-10-28 2004-05-13 Metron Systems, Inc. High precision optical imaging systems and related systems
US6822748B2 (en) * 2002-10-29 2004-11-23 Metron Systems, Inc. Calibration for 3D measurement system
US6928207B1 (en) 2002-12-12 2005-08-09 Silicon Light Machines Corporation Apparatus for selectively blocking WDM channels
US7057819B1 (en) 2002-12-17 2006-06-06 Silicon Light Machines Corporation High contrast tilting ribbon blazed grating
US6987600B1 (en) 2002-12-17 2006-01-17 Silicon Light Machines Corporation Arbitrary phase profile for better equalization in dynamic gain equalizer
US6934070B1 (en) 2002-12-18 2005-08-23 Silicon Light Machines Corporation Chirped optical MEM device
US6927891B1 (en) 2002-12-23 2005-08-09 Silicon Light Machines Corporation Tilt-able grating plane for improved crosstalk in 1×N blaze switches
US7068372B1 (en) 2003-01-28 2006-06-27 Silicon Light Machines Corporation MEMS interferometer-based reconfigurable optical add-and-drop multiplexor
US7286764B1 (en) 2003-02-03 2007-10-23 Silicon Light Machines Corporation Reconfigurable modulator-based optical add-and-drop multiplexer
US6947613B1 (en) 2003-02-11 2005-09-20 Silicon Light Machines Corporation Wavelength selective switch and equalizer
US6922272B1 (en) 2003-02-14 2005-07-26 Silicon Light Machines Corporation Method and apparatus for leveling thermal stress variations in multi-layer MEMS devices
US6829077B1 (en) 2003-02-28 2004-12-07 Silicon Light Machines, Inc. Diffractive light modulator with dynamically rotatable diffraction plane
US7391973B1 (en) 2003-02-28 2008-06-24 Silicon Light Machines Corporation Two-stage gain equalizer
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
US6922273B1 (en) 2003-02-28 2005-07-26 Silicon Light Machines Corporation PDL mitigation structure for diffractive MEMS and gratings
US7027202B1 (en) 2003-02-28 2006-04-11 Silicon Light Machines Corp Silicon substrate as a light modulator sacrificial layer
US7042611B1 (en) 2003-03-03 2006-05-09 Silicon Light Machines Corporation Pre-deflected bias ribbons
NL1025769C2 (nl) 2003-03-20 2006-01-17 Samsung Electronics Co Ltd Projectiesysteem.
KR100936030B1 (ko) 2003-03-26 2010-01-08 삼성전자주식회사 스크롤링 유닛 및 이를 채용한 프로젝션 시스템
KR20040086049A (ko) * 2003-03-28 2004-10-08 삼성전자주식회사 고효율 프로젝션 시스템
US6886944B2 (en) * 2003-05-13 2005-05-03 Hewlett-Packard Development Company, L.P. Projector brightness enhancement using rectilinear apertures
US7252394B1 (en) * 2003-07-03 2007-08-07 Advanced Numicro Systems, Inc. Laser projection display and illumination device with MEMS scanning mirror for indoor and outdoor applications
JP4556112B2 (ja) * 2004-09-03 2010-10-06 ソニー株式会社 光走査装置及び画像生成装置
KR100781362B1 (ko) 2006-05-29 2007-11-30 삼성전자주식회사 백라이트 유닛 및 이를 구비한 디스플레이장치
TWI528098B (zh) * 2014-03-24 2016-04-01 台達電子工業股份有限公司 投影裝置

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US4533215A (en) * 1982-12-02 1985-08-06 The United States Of America As Represented By The Secretary Of The Navy Real-time ultra-high resolution image projection display using laser-addressed liquid crystal light valve
US4734558A (en) * 1983-05-16 1988-03-29 Nec Corporation Laser machining apparatus with controllable mask
FR2615635B1 (fr) * 1987-05-19 1991-10-11 Thomson Csf Dispositif de controle d'un faisceau lumineux dans un grand champ angulaire et application a un dispositif de detection
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US5260815A (en) * 1989-08-03 1993-11-09 Nippon Hoso Kyokai Light writing type projection display using polymer-dispersed liquid crystal and liquid crystal television set as image light source
JP3429304B2 (ja) * 1990-01-25 2003-07-22 セイコーエプソン株式会社 画像形成装置及び２次元光走査装置
JPH04100019A (ja) * 1990-08-20 1992-04-02 Seiko Epson Corp 表示装置
EP0492721B1 (en) * 1990-12-27 1997-03-12 Koninklijke Philips Electronics N.V. Color display device and circuitry for addressing the light valve of said device

Also Published As

Publication number Publication date
JP2685416B2 (ja) 1997-12-03
JPH07209597A (ja) 1995-08-11
US5450219A (en) 1995-09-12
DE69429152D1 (de) 2002-01-03
EP0653658B1 (en) 2001-11-21
EP0653658A2 (en) 1995-05-17
EP0653658A3 (en) 1996-01-31
TW289092B (enExample) 1996-10-21

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee