FR2183920B1 - - Google Patents

Info

Publication number
FR2183920B1
FR2183920B1 FR7316488A FR7316488A FR2183920B1 FR 2183920 B1 FR2183920 B1 FR 2183920B1 FR 7316488 A FR7316488 A FR 7316488A FR 7316488 A FR7316488 A FR 7316488A FR 2183920 B1 FR2183920 B1 FR 2183920B1
Authority
FR
France
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
Application number
FR7316488A
Other versions
FR2183920A1 (fr
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
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of FR2183920A1 publication Critical patent/FR2183920A1/fr
Application granted granted Critical
Publication of FR2183920B1 publication Critical patent/FR2183920B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1121—One-way transmission
    • 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
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • 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
    • G01S7/483—Details of pulse systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Optical Communication System (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR7316488A 1972-05-08 1973-05-08 Expired FR2183920B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25148772A 1972-05-08 1972-05-08

Publications (2)

Publication Number Publication Date
FR2183920A1 FR2183920A1 (fr) 1973-12-21
FR2183920B1 true FR2183920B1 (fr) 1978-09-08

Family

ID=22952182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7316488A Expired FR2183920B1 (fr) 1972-05-08 1973-05-08

Country Status (8)

Country Link
US (1) US3764213A (fr)
JP (1) JPS5630980B2 (fr)
DE (1) DE2321118C3 (fr)
FR (1) FR2183920B1 (fr)
GB (1) GB1362155A (fr)
IL (1) IL42054A (fr)
IT (1) IT984914B (fr)
SE (1) SE388700B (fr)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986022A (en) * 1973-06-04 1976-10-12 Gilbert Peter Hyatt Illumination control system
US4672457A (en) * 1970-12-28 1987-06-09 Hyatt Gilbert P Scanner system
US5432526A (en) * 1970-12-28 1995-07-11 Hyatt; Gilbert P. Liquid crystal display having conductive cooling
US5398041A (en) * 1970-12-28 1995-03-14 Hyatt; Gilbert P. Colored liquid crystal display having cooling
US4471385A (en) * 1970-12-28 1984-09-11 Hyatt Gilbert P Electro-optical illumination control system
US4739396C1 (en) * 1970-12-28 2002-07-09 Gilbert P Hyatt Projection display system
US4342906A (en) * 1973-06-04 1982-08-03 Hyatt Gilbert P Pulse width modulated feedback arrangement for illumination control
US3838275A (en) * 1973-07-18 1974-09-24 Honeywell Inc Detecting apparatus for determining when image is in focus
US3836772A (en) * 1973-07-18 1974-09-17 Honeywell Inc Detecting apparatus for determining when image is in focus
US4215936A (en) * 1974-07-05 1980-08-05 Rockwell International Corporation Shared pointing for offset target of an adaptive phased array
US3967899A (en) * 1974-12-30 1976-07-06 Hughes Aircraft Company Method and apparatus for maintaining far field spatial coherency in electromagnetic transmitting systems
US4107520A (en) * 1977-06-06 1978-08-15 Honeywell Inc. Continuous focus proportional controller
US4102572A (en) * 1977-08-11 1978-07-25 Hughes Aircraft Company Dual-wavelength coherent optical adaptive systems
DE2813089C2 (de) * 1978-03-25 1983-12-15 Gkss - Forschungszentrum Geesthacht Gmbh, 2000 Hamburg Empfangsvorrichtung für aus unterschiedlichen Entfernungsbereichen kommende rückgestreute Signale
JPS5576312A (en) * 1978-12-04 1980-06-09 Canon Inc Focus detecting system of image
US4515472A (en) * 1981-08-25 1985-05-07 Ltv Aerospace And Defense Co. Agile receiver for a scanning laser radar
US4515471A (en) * 1981-08-25 1985-05-07 Ltv Aerospace And Defense Company Scanning laser radar
US4528525A (en) * 1981-08-25 1985-07-09 Ltv Aerospace And Defense Scanning laser for a scanning laser radar
US4482805A (en) * 1982-03-15 1984-11-13 General Dynamics, Pomona Division Fiber optic matrix multiplier
US4661786A (en) * 1984-04-16 1987-04-28 Mcdonnell Douglas Corporation Method and apparatus for producing an optical phased array
US4764738A (en) * 1987-03-26 1988-08-16 D. L. Fried Associates, Inc. Agile beam control of optical phased array
US5088808A (en) * 1988-09-19 1992-02-18 Hughes Aircraft Company Range Doppler self-referencing imaging system
US4906092A (en) * 1988-09-19 1990-03-06 Hughes Aircraft Company Range doppler self-referencing imaging system
US5034931A (en) * 1990-06-13 1991-07-23 Hughes Aircraft Company Display detection enhancement
US5398130A (en) * 1992-12-01 1995-03-14 The United States Of America As Represented By The Secretary Of The Army Gradient index lens phased array phase compensation technique and apparatus
KR960002841B1 (ko) * 1993-03-03 1996-02-26 엘지전자주식회사 리모콘 위치 검출 장치
FR2753544B1 (fr) * 1996-09-17 1998-11-27 Thomson Csf Systeme de controle de faisceau lumineux
DE10118335A1 (de) * 2001-04-12 2002-10-17 Bosch Gmbh Robert Vorrichtung und eine Anlage zur optischen Übertragung von Daten zwischen Satelliten
US6809307B2 (en) * 2001-09-28 2004-10-26 Raytheon Company System and method for effecting high-power beam control with adaptive optics in low power beam path
FR2833786B1 (fr) * 2001-12-18 2004-02-13 Thales Sa Systeme de transmission optique en propagation libre
US7957648B2 (en) * 2005-02-28 2011-06-07 The Invention Science Fund I, Llc Electromagnetic device with integral non-linear component
US20060210279A1 (en) * 2005-02-28 2006-09-21 Hillis W D Optical Antenna Assembly
WO2006095411A1 (fr) * 2005-03-08 2006-09-14 Fujitsu Limited Procede de communication spatiale optique, dispositif de transmission optique, dispositif de reception optique, systeme de communication spatiale optique
JP4984671B2 (ja) * 2006-06-19 2012-07-25 株式会社デンソー レーダ装置
JP4675870B2 (ja) * 2006-11-07 2011-04-27 三菱電機株式会社 光制御型ビーム形成回路
JP4849683B2 (ja) * 2007-08-30 2012-01-11 大学共同利用機関法人自然科学研究機構 高周波信号光伝送システム及び高周波信号光伝送方法
US8362410B2 (en) 2010-07-26 2013-01-29 Raytheon Company Source-independent beam director and control system for a high-energy electromagnetic radiation source
US8767192B2 (en) * 2011-06-28 2014-07-01 Raytheon Company Active retrodirective antenna array with a virtual beacon
EP2801163A4 (fr) * 2012-01-04 2015-07-08 Univ Australian Antenne réseau à commande de phase optique
CN111239707B (zh) * 2018-11-28 2023-02-03 湖北华中长江光电科技有限公司 一种人眼安全双波门激光探测装置
US12044949B2 (en) 2022-12-12 2024-07-23 X Development Llc Mitigating cross-coupling in optical communications system
WO2024129411A1 (fr) * 2022-12-12 2024-06-20 X Development Llc Atténuation de couplage croisé dans un système de communication optique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3691483A (en) * 1970-02-09 1972-09-12 Klein Aaron D Phased array laser source

Also Published As

Publication number Publication date
GB1362155A (en) 1974-07-30
JPS4949556A (fr) 1974-05-14
IL42054A0 (en) 1973-06-29
DE2321118A1 (de) 1973-11-22
JPS5630980B2 (fr) 1981-07-18
SE388700B (sv) 1976-10-11
FR2183920A1 (fr) 1973-12-21
IT984914B (it) 1974-11-20
DE2321118C3 (de) 1975-02-13
IL42054A (en) 1975-06-25
DE2321118B2 (de) 1974-06-27
US3764213A (en) 1973-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse