DE68912108T2 - Kohärentes radar mit einer schleifenförmigen faseroptischen verzögerungsleitung. - Google Patents

Kohärentes radar mit einer schleifenförmigen faseroptischen verzögerungsleitung.

Info

Publication number
DE68912108T2
DE68912108T2 DE89910548T DE68912108T DE68912108T2 DE 68912108 T2 DE68912108 T2 DE 68912108T2 DE 89910548 T DE89910548 T DE 89910548T DE 68912108 T DE68912108 T DE 68912108T DE 68912108 T2 DE68912108 T2 DE 68912108T2
Authority
DE
Germany
Prior art keywords
delay line
fiber optical
optical delay
coherent radar
looped fiber
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
DE89910548T
Other languages
English (en)
Other versions
DE68912108D1 (de
Inventor
La Chapelle Michael De
Richard Bryan
Clark Brenneise
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
Application granted granted Critical
Publication of DE68912108D1 publication Critical patent/DE68912108D1/de
Publication of DE68912108T2 publication Critical patent/DE68912108T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
DE89910548T 1988-09-29 1989-08-18 Kohärentes radar mit einer schleifenförmigen faseroptischen verzögerungsleitung. Expired - Fee Related DE68912108T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/250,675 US5019826A (en) 1988-09-29 1988-09-29 Coherent radar using recirculating delay line
PCT/US1989/003526 WO1990003584A1 (en) 1988-09-29 1989-08-18 Coherent radar using recirculating fiber-optic delay line

Publications (2)

Publication Number Publication Date
DE68912108D1 DE68912108D1 (de) 1994-02-17
DE68912108T2 true DE68912108T2 (de) 1994-04-28

Family

ID=22948706

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89910548T Expired - Fee Related DE68912108T2 (de) 1988-09-29 1989-08-18 Kohärentes radar mit einer schleifenförmigen faseroptischen verzögerungsleitung.

Country Status (10)

Country Link
US (1) US5019826A (de)
EP (1) EP0389606B1 (de)
JP (1) JPH07113670B2 (de)
AU (1) AU625902B2 (de)
DE (1) DE68912108T2 (de)
ES (1) ES2016174A6 (de)
IL (1) IL91408A (de)
NO (1) NO176074C (de)
TR (1) TR24910A (de)
WO (1) WO1990003584A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675907B1 (fr) * 1991-04-29 1993-11-19 Alcatel Alsthom Cie Gle Electric Systeme de mesure de distances a echo avec dispositif de calibration.
US5426433A (en) * 1993-09-14 1995-06-20 Ael Industries, Inc. Coherent RF pulse multiplier
JPH1093164A (ja) * 1996-09-17 1998-04-10 Kokusai Denshin Denwa Co Ltd <Kdd> 多波長光源及び離散波長可変光源
US6285477B1 (en) * 1997-09-17 2001-09-04 Kokusai Denshin Denwa Kabushiki Kaisha Multi-wavelength light source and discrete-wavelength-variable light source
US6492939B1 (en) * 2000-11-02 2002-12-10 Duane G. Fredericks Phase coherent optically delayed radar target
DE10314558A1 (de) * 2003-03-31 2004-10-28 Siemens Ag Radar mit einem durch einen Auswertungsoszillator quasiphasenkohärent anregbaren Sendeoszillator
GB2425904A (en) * 2005-05-03 2006-11-08 Marconi Comm Gmbh Optical network fault test apparatus which modifies a received test signal using a passive optical device to generate a response signal
RU2591475C1 (ru) * 2015-07-27 2016-07-20 Открытое акционерное общество "ОКБ-Планета" ОАО "ОКБ-Планета" Трансверсальный аналоговый фильтр для приема лчм сигнала диапазона свч
RU2612297C1 (ru) * 2016-03-25 2017-03-06 Открытое акционерное общество "ОКБ-Планета" ОАО "ОКБ-Планета" Трансверсальный аналоговый фильтр диапазона свч
RU2699828C1 (ru) * 2018-07-24 2019-09-11 Акционерное общество"ОКБ-Планета", АО "ОКБ-Планета" Устройство согласованной фильтрации произвольных отраженных ЛЧМ сигналов в реальном масштабе времени

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322730A (en) * 1960-06-15 1982-03-30 The United States Of America As Represented By The Secretary Of The Navy Controlled delay gate stealer
US3218561A (en) * 1962-05-02 1965-11-16 Sanders Associates Inc Frequency storage circuit and method
US4164741A (en) * 1968-09-13 1979-08-14 The United States Of America As Represented By The Secretary Of The Air Force Deception circuitry for automatic range gate tracking in fire control radar
US4227194A (en) * 1971-01-04 1980-10-07 Hughes Aircraft Company Synthetic array processor
FR2129949B1 (de) * 1971-03-23 1977-03-18 Thomson Csf
US4145691A (en) * 1971-12-13 1979-03-20 Rca Corporation RF Burst signal recirculation memory system having a diplexed feedback loop
US3879661A (en) * 1972-02-01 1975-04-22 Raytheon Co Signal processor and subassemblies therefor
US3968490A (en) * 1974-05-03 1976-07-06 General Electric Company Radar MTI processor with CFAR
US3971021A (en) * 1975-04-14 1976-07-20 Sanders Associates, Inc. Coherent frequency memory
US3991417A (en) * 1975-05-01 1976-11-09 International Telephone And Telegraph Corporation MTI canceller utilizing fiber optic delay medium and frequency reiteration
US4089001A (en) * 1977-05-06 1978-05-09 International Telephone And Telegraph Corporation Radar MTI system using a noncoherent transmitter
US4166212A (en) * 1977-06-03 1979-08-28 International Standard Electric Corporation Recirculating optical delay line
US4439767A (en) * 1981-01-28 1984-03-27 The United States Of America As Represented By The Secretary Of The Air Force Lightweight optical jammer system
US4591856A (en) * 1983-12-08 1986-05-27 The United States Of America As Represented By The Secretary Of The Air Force Hand off integrator apparatus for signal detection
US4683473A (en) * 1986-01-10 1987-07-28 Honeywell Inc. Radar transit time simulator device
US4816832A (en) * 1986-02-19 1989-03-28 R & D Associates Continuous repeater target dental device
US4808999A (en) * 1988-02-18 1989-02-28 Loral Corp. Towed decoy with fiber optic link
US4903029A (en) * 1988-03-18 1990-02-20 Hughes Aircraft Company Delayed replica radar test set target
JP2865782B2 (ja) * 1990-03-16 1999-03-08 富士通株式会社 非同期伝送用ｃｏｄｅｃ装置
US5287182A (en) * 1992-07-02 1994-02-15 At&T Bell Laboratories Timing recovery for variable bit-rate video on asynchronous transfer mode (ATM) networks
JP3255308B2 (ja) * 1992-12-18 2002-02-12 ソニー株式会社 データ再生装置

Also Published As

Publication number Publication date
JPH07113670B2 (ja) 1995-12-06
EP0389606B1 (de) 1994-01-05
US5019826A (en) 1991-05-28
TR24910A (tr) 1992-07-21
NO902331L (no) 1990-05-25
DE68912108D1 (de) 1994-02-17
NO176074C (no) 1995-01-25
ES2016174A6 (es) 1990-10-16
JPH03502734A (ja) 1991-06-20
IL91408A (en) 1994-12-29
AU625902B2 (en) 1992-07-16
NO176074B (no) 1994-10-17
EP0389606A1 (de) 1990-10-03
AU4313289A (en) 1990-04-18
NO902331D0 (no) 1990-05-25
WO1990003584A1 (en) 1990-04-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee