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)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (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 (de)
EP (1) EP0696360B1 (de)
JP (1) JP3553597B2 (de)
DE (1) DE69421697T2 (de)
IL (1) IL109391A (de)
WO (1) WO1994025890A1 (de)

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Also Published As

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

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