IL109391A - Holographic laser scanner and rangefinder - Google Patents

Holographic laser scanner and rangefinder

Info

Publication number
IL109391A
IL109391A IL109391A IL10939194A IL109391A IL 109391 A IL109391 A IL 109391A IL 109391 A IL109391 A IL 109391A IL 10939194 A IL10939194 A IL 10939194A IL 109391 A IL109391 A IL 109391A
Authority
IL
Israel
Prior art keywords
hologram
optical element
holographic optical
angle
recited
Prior art date
Application number
IL109391A
Other languages
English (en)
Original Assignee
Northrop Grumman 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 Northrop Grumman Corp filed Critical Northrop Grumman Corp
Publication of IL109391A publication Critical patent/IL109391A/en

Links

Classifications

    • 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
    • G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/933—Lidar systems specially adapted for specific applications for anti-collision purposes of aircraft or spacecraft
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2270/00—Substrate bearing the hologram
    • G03H2270/20—Shape
    • G03H2270/22—Disc shaped

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
IL109391A 1993-04-30 1994-04-22 Holographic laser scanner and rangefinder IL109391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/056,218 US5471326A (en) 1993-04-30 1993-04-30 Holographic laser scanner and rangefinder

Publications (1)

Publication Number Publication Date
IL109391A true IL109391A (en) 1998-04-05

Family

ID=22002974

Family Applications (1)

Application Number Title Priority Date Filing Date
IL109391A IL109391A (en) 1993-04-30 1994-04-22 Holographic laser scanner and rangefinder

Country Status (6)

Country Link
US (1) US5471326A (ja)
EP (1) EP0696360B1 (ja)
JP (1) JP3553597B2 (ja)
DE (1) DE69421697T2 (ja)
IL (1) IL109391A (ja)
WO (1) WO1994025890A1 (ja)

Families Citing this family (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2687484A1 (fr) * 1992-02-18 1993-08-20 Sextant Avionique Filtre holographique de protection contre des rayonnements, notamment laser.
US6573961B2 (en) 1994-06-27 2003-06-03 Reveo, Inc. High-brightness color liquid crystal display panel employing light recycling therein
US6085978A (en) * 1994-08-17 2000-07-11 Metrologic Instruments, Inc. Holographic laser scanners of modular construction and method and apparatus for designing and manufacturing the same
US6003772A (en) * 1994-08-17 1999-12-21 Metrologic Instruments, Inc. Holographic laser scanning system employing holographic scanning disc having dual-fringe contrast regions for optimized laser beam scanning and light collection operations
US6006993A (en) * 1994-08-17 1999-12-28 Metrologic Instruments, Inc. Holographic laser scanning system for carrying out laser beam scanning operations with improved scan angle multiplication efficiency and carrying out light collection operations with improved light collection efficiency
US6073846A (en) * 1994-08-17 2000-06-13 Metrologic Instruments, Inc. Holographic laser scanning system and process and apparatus and method
US6547144B1 (en) 1994-08-17 2003-04-15 Metrologic Instruments, Inc. Holographic laser scanning system for carrying out light collection operations with improved light collection efficiency
US6199759B1 (en) * 1994-08-17 2001-03-13 Metrologic Instruments, Inc. Bar code symbol scanning system having a holographic laser scanning disc utilizing maximum light collection surface area thereof and having scanning facets with optimized light collection efficiency
US6158659A (en) * 1994-08-17 2000-12-12 Metrologic Instruments, Inc. Holographic laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planes
US20020014533A1 (en) 1995-12-18 2002-02-07 Xiaxun Zhu Automated object dimensioning system employing contour tracing, vertice detection, and forner point detection and reduction methods on 2-d range data maps
US6705526B1 (en) 1995-12-18 2004-03-16 Metrologic Instruments, Inc. Automated method of and system for dimensioning objects transported through a work environment using contour tracing, vertice detection, corner point detection, and corner point reduction methods on two-dimensional range data maps captured by an amplitude modulated laser scanning beam
US7077984B1 (en) 1996-07-12 2006-07-18 Science Applications International Corporation Electrically switchable polymer-dispersed liquid crystal materials
US6821457B1 (en) 1998-07-29 2004-11-23 Science Applications International Corporation Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects
US6867888B2 (en) 1996-07-12 2005-03-15 Science Applications International Corporation Switchable polymer-dispersed liquid crystal optical elements
US7312906B2 (en) 1996-07-12 2007-12-25 Science Applications International Corporation Switchable polymer-dispersed liquid crystal optical elements
US5942157A (en) * 1996-07-12 1999-08-24 Science Applications International Corporation Switchable volume hologram materials and devices
US6266473B1 (en) 1997-02-07 2001-07-24 Alliedsignal Inc. Reflective display
US6730442B1 (en) * 2000-05-24 2004-05-04 Science Applications International Corporation System and method for replicating volume holograms
US6381044B1 (en) * 2000-07-28 2002-04-30 Terabeam Corporation Method and apparatus for correcting aberrations in photon collection devices
US7344082B2 (en) * 2002-01-02 2008-03-18 Metrologic Instruments, Inc. Automated method of and system for dimensioning objects over a conveyor belt structure by applying contouring tracing, vertice detection, corner point detection, and corner point reduction methods to two-dimensional range data maps of the space above the conveyor belt captured by an amplitude modulated laser scanning beam
US6792028B2 (en) * 2002-03-22 2004-09-14 Raytheon Company Method and laser beam directing system with rotatable diffraction gratings
US7619739B1 (en) 2002-08-29 2009-11-17 Science Applications International Corporation Detection and identification of biological agents using Bragg filters
US7018563B1 (en) 2002-11-26 2006-03-28 Science Applications International Corporation Tailoring material composition for optimization of application-specific switchable holograms
US6879419B2 (en) 2002-12-05 2005-04-12 Northrop Grumman Corporation Laser scanner with peripheral scanning capability
US6950173B1 (en) 2003-04-08 2005-09-27 Science Applications International Corporation Optimizing performance parameters for switchable polymer dispersed liquid crystal optical elements
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US7733505B2 (en) * 2007-03-26 2010-06-08 The Boeing Company Attitude detection system and method
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US11320571B2 (en) 2012-11-16 2022-05-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view with uniform light extraction
US11300795B1 (en) 2009-09-30 2022-04-12 Digilens Inc. Systems for and methods of using fold gratings coordinated with output couplers for dual axis expansion
US8233204B1 (en) 2009-09-30 2012-07-31 Rockwell Collins, Inc. Optical displays
US10795160B1 (en) 2014-09-25 2020-10-06 Rockwell Collins, Inc. Systems for and methods of using fold gratings for dual axis expansion
US8659826B1 (en) 2010-02-04 2014-02-25 Rockwell Collins, Inc. Worn display system and method without requiring real time tracking for boresight precision
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
WO2013027004A1 (en) 2011-08-24 2013-02-28 Milan Momcilo Popovich Wearable data display
US8634139B1 (en) 2011-09-30 2014-01-21 Rockwell Collins, Inc. System for and method of catadioptric collimation in a compact head up display (HUD)
US9366864B1 (en) 2011-09-30 2016-06-14 Rockwell Collins, Inc. System for and method of displaying information without need for a combiner alignment detector
US9715067B1 (en) 2011-09-30 2017-07-25 Rockwell Collins, Inc. Ultra-compact HUD utilizing waveguide pupil expander with surface relief gratings in high refractive index materials
US9599813B1 (en) 2011-09-30 2017-03-21 Rockwell Collins, Inc. Waveguide combiner system and method with less susceptibility to glare
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
US9523852B1 (en) 2012-03-28 2016-12-20 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
CN106125308B (zh) 2012-04-25 2019-10-25 罗克韦尔柯林斯公司 用于显示图像的装置和方法
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
CN104071344B (zh) * 2013-03-28 2016-05-18 深圳市海洋王照明工程有限公司 直升机野外降落指示灯
US10268885B2 (en) 2013-04-15 2019-04-23 Microsoft Technology Licensing, Llc Extracting true color from a color and infrared sensor
US9674413B1 (en) 2013-04-17 2017-06-06 Rockwell Collins, Inc. Vision system and method having improved performance and solar mitigation
US9727772B2 (en) 2013-07-31 2017-08-08 Digilens, Inc. Method and apparatus for contact image sensing
US9244281B1 (en) 2013-09-26 2016-01-26 Rockwell Collins, Inc. Display system and method using a detached combiner
US10732407B1 (en) 2014-01-10 2020-08-04 Rockwell Collins, Inc. Near eye head up display system and method with fixed combiner
US9519089B1 (en) 2014-01-30 2016-12-13 Rockwell Collins, Inc. High performance volume phase gratings
US9244280B1 (en) 2014-03-25 2016-01-26 Rockwell Collins, Inc. Near eye display system and method for display enhancement or redundancy
WO2016020632A1 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Method for holographic mastering and replication
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
US10088675B1 (en) 2015-05-18 2018-10-02 Rockwell Collins, Inc. Turning light pipe for a pupil expansion system and method
US9715110B1 (en) 2014-09-25 2017-07-25 Rockwell Collins, Inc. Automotive head up display (HUD)
CN107873086B (zh) 2015-01-12 2020-03-20 迪吉伦斯公司 环境隔离的波导显示器
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US10126552B2 (en) 2015-05-18 2018-11-13 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
US11366316B2 (en) 2015-05-18 2022-06-21 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10247943B1 (en) 2015-05-18 2019-04-02 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10108010B2 (en) 2015-06-29 2018-10-23 Rockwell Collins, Inc. System for and method of integrating head up displays and head down displays
CN108474945B (zh) 2015-10-05 2021-10-01 迪吉伦斯公司 波导显示器
US10598932B1 (en) 2016-01-06 2020-03-24 Rockwell Collins, Inc. Head up display for integrating views of conformally mapped symbols and a fixed image source
US10859768B2 (en) 2016-03-24 2020-12-08 Digilens Inc. Method and apparatus for providing a polarization selective holographic waveguide device
US10890707B2 (en) 2016-04-11 2021-01-12 Digilens Inc. Holographic waveguide apparatus for structured light projection
US11513350B2 (en) 2016-12-02 2022-11-29 Digilens Inc. Waveguide device with uniform output illumination
US10545346B2 (en) 2017-01-05 2020-01-28 Digilens Inc. Wearable heads up displays
US10295824B2 (en) 2017-01-26 2019-05-21 Rockwell Collins, Inc. Head up display with an angled light pipe
CN116149058A (zh) 2017-10-16 2023-05-23 迪吉伦斯公司 用于倍增像素化显示器的图像分辨率的系统和方法
US10914950B2 (en) 2018-01-08 2021-02-09 Digilens Inc. Waveguide architectures and related methods of manufacturing
US10732569B2 (en) 2018-01-08 2020-08-04 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
WO2020023779A1 (en) 2018-07-25 2020-01-30 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
WO2020168348A1 (en) 2019-02-15 2020-08-20 Digilens Inc. Methods and apparatuses for providing a holographic waveguide display using integrated gratings
CN113728258A (zh) 2019-03-12 2021-11-30 迪吉伦斯公司 全息波导背光及相关制造方法
CN114207492A (zh) 2019-06-07 2022-03-18 迪吉伦斯公司 带透射光栅和反射光栅的波导及其生产方法
EP4004646A4 (en) 2019-07-29 2023-09-06 Digilens Inc. METHODS AND APPARATUS FOR MULTIPLYING THE IMAGE RESOLUTION AND FIELD OF VIEW OF A PIXELATED DISPLAY SCREEN
KR20220054386A (ko) 2019-08-29 2022-05-02 디지렌즈 인코포레이티드. 진공 브래그 격자 및 이의 제조 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334956A (en) * 1963-06-17 1967-08-08 Coleman Instr Corp Selective diffraction grating system
JPS59201017A (ja) * 1983-04-30 1984-11-14 Fujitsu Ltd 光ビ−ム走査装置
JPS60254112A (ja) * 1984-05-31 1985-12-14 Fujitsu Ltd 光ビ−ム走査装置
JPS61141418A (ja) * 1984-12-15 1986-06-28 Fujitsu Ltd 光ビ−ム走査装置
GB2185588B (en) * 1986-01-18 1989-11-15 Stc Plc Optical switching
JPH01172919A (ja) * 1987-12-28 1989-07-07 Ricoh Co Ltd 光走査機
GB8803283D0 (en) * 1988-02-12 1988-03-09 Ciba Geigy Ag Copying holograms
US4948258A (en) * 1988-06-27 1990-08-14 Harbor Branch Oceanographic Institute, Inc. Structured illumination surface profiling and ranging systems and methods
JPH03198020A (ja) * 1989-12-27 1991-08-29 Matsushita Electric Ind Co Ltd 光ビーム走査装置
US5046794A (en) * 1990-03-30 1991-09-10 Holotek Ltd. Hologon scanner system
US5119231A (en) * 1990-06-15 1992-06-02 Honeywell Inc. Hybrid diffractive optical filter
JPH04289814A (ja) * 1991-03-19 1992-10-14 Matsushita Electric Ind Co Ltd 光走査装置

Also Published As

Publication number Publication date
WO1994025890A1 (en) 1994-11-10
JP3553597B2 (ja) 2004-08-11
JPH08510336A (ja) 1996-10-29
DE69421697T2 (de) 2000-06-21
EP0696360A1 (en) 1996-02-14
US5471326A (en) 1995-11-28
DE69421697D1 (de) 1999-12-23
EP0696360B1 (en) 1999-11-17

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