DE3000876A1 - Radar-transponder - Google Patents

Radar-transponder

Info

Publication number
DE3000876A1
DE3000876A1 DE19803000876 DE3000876A DE3000876A1 DE 3000876 A1 DE3000876 A1 DE 3000876A1 DE 19803000876 DE19803000876 DE 19803000876 DE 3000876 A DE3000876 A DE 3000876A DE 3000876 A1 DE3000876 A1 DE 3000876A1
Authority
DE
Germany
Prior art keywords
signal
phase
coherent
transponder
predetermined
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.)
Withdrawn
Application number
DE19803000876
Other languages
German (de)
English (en)
Inventor
Peter Dean Kennedy
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of DE3000876A1 publication Critical patent/DE3000876A1/de
Withdrawn legal-status Critical Current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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/767—Responders; Transponders

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Radio Transmission System (AREA)
DE19803000876 1979-01-12 1980-01-11 Radar-transponder Withdrawn DE3000876A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/002,821 US4218680A (en) 1979-01-12 1979-01-12 Coded coherent transponder

Publications (1)

Publication Number Publication Date
DE3000876A1 true DE3000876A1 (de) 1980-07-24

Family

ID=21702673

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803000876 Withdrawn DE3000876A1 (de) 1979-01-12 1980-01-11 Radar-transponder

Country Status (5)

Country Link
US (1) US4218680A (US06650917-20031118-M00005.png)
JP (1) JPS5596474A (US06650917-20031118-M00005.png)
DE (1) DE3000876A1 (US06650917-20031118-M00005.png)
FR (1) FR2446565A1 (US06650917-20031118-M00005.png)
GB (1) GB2046059B (US06650917-20031118-M00005.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3248879A1 (de) * 1982-06-18 1984-04-12 Dornier System Gmbh, 7990 Friedrichshafen Verfahren und vorrichtung zur erzeugung kuenstlicher zielmarken in der abbildung eines radars mit synthetischer apertur (sar)
WO1986007635A1 (en) * 1985-06-17 1986-12-31 Forsvarets Forskningstjeneste A method of motion compensation in synthetic aperture radar target imaging and a system for performing the method
DE3315499A1 (de) * 1983-04-28 1987-02-05 Dornier System Gmbh Verfahren und vorrichtung zur erzeugung eines kuenstlichen rueckstreuzielmusters
EP2605038A2 (de) 2011-12-14 2013-06-19 JENOPTIK Robot GmbH Verfahren und Vorrichtung zur Erfassung eines Objektes in einem Radarfeld

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885591A (en) * 1983-09-28 1989-12-05 Mobil Oil Corp. Method and apparatus for monitoring ice masses
US4640552A (en) * 1983-09-28 1987-02-03 Mobil Oil Corporation Method and apparatus for splitting ice masses
JPH0756511B2 (ja) * 1984-01-31 1995-06-14 三菱電機株式会社 レ−ダ応答装置
US4622557A (en) * 1984-10-31 1986-11-11 The United States Of America As Represented By The Secretary Of The Air Force Transdigitizer for relaying signals from global positioning system (GPS) satellites
US4737788A (en) * 1985-04-04 1988-04-12 Motorola, Inc. Helicopter obstacle detector
US4899158A (en) * 1987-09-26 1990-02-06 Matsushita Electric Works, Ltd. Moving object discriminating system
US5144314A (en) * 1987-10-23 1992-09-01 Allen-Bradley Company, Inc. Programmable object identification transponder system
US4888591A (en) * 1988-10-06 1989-12-19 Amtech Technology Corporation Signal discrimination system
GB2238210B (en) * 1989-11-14 1994-03-16 Racal Mesl Ltd Electronic identification tag
GB2239571B (en) * 1989-12-29 1994-08-03 Schlumberger Ind Ltd Transponder
EP0577687A1 (en) * 1991-03-28 1994-01-12 Magellan Corporation (Australia) Pty. Ltd. Identification apparatus and method
US5164734A (en) * 1991-10-07 1992-11-17 Duane G. Fredericks Radar target with delayed reply means
GB2261344A (en) * 1991-11-08 1993-05-12 Richard Morris Trim Radar transponder
US6041088A (en) * 1996-10-23 2000-03-21 Sicom, Inc. Rapid synchronization for communication systems
US6060815A (en) * 1997-08-18 2000-05-09 X-Cyte, Inc. Frequency mixing passive transponder
GB9808762D0 (en) * 1998-04-25 1998-06-24 Marconi Gec Ltd Modulated reflector circuit
US6340883B1 (en) * 1998-09-03 2002-01-22 Sony/Tektronik Corporation Wide band IQ splitting apparatus and calibration method therefor with balanced amplitude and phase between I and Q
DE10032822A1 (de) * 2000-07-06 2002-01-24 Siemens Ag Vorrichtung zur Erzeugung eines Oszillatorsignals
DE10155251A1 (de) * 2001-11-09 2003-06-18 Siemens Ag Transpondersystem und Verfahren zur Entfernungsmessung
US7042388B2 (en) * 2003-07-15 2006-05-09 Farrokh Mohamadi Beacon-on-demand radar transponder
US7573381B2 (en) * 2006-02-21 2009-08-11 Karr Lawrence J Reverse locator
US7791470B2 (en) * 2006-02-21 2010-09-07 Roundtrip Llc Spin around direction and distance locator
US7592918B2 (en) 2006-02-21 2009-09-22 Karr Lawrence J Electronic fence mode alert system and method
US7917155B2 (en) 2006-10-27 2011-03-29 Roundtrip Llc Location of cooperative tags with personal electronic device
CN107271967B (zh) * 2016-11-26 2020-03-31 西南电子技术研究所（中国电子科技集团公司第十研究所） 脉冲相参应答机同频干扰处理系统
US10705199B2 (en) * 2017-11-30 2020-07-07 Urban Canyon Flight Aviation transponder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE540578A (US06650917-20031118-M00005.png) * 1953-12-02
US3654554A (en) * 1963-01-29 1972-04-04 Sperry Rand Corp Secure pulse compression coding system
FR2108814B1 (US06650917-20031118-M00005.png) * 1970-10-08 1976-09-03 Labo Cent Telecommunicat
US4075632A (en) * 1974-08-27 1978-02-21 The United States Of America As Represented By The United States Department Of Energy Interrogation, and detection system
US3964024A (en) * 1974-11-15 1976-06-15 Westinghouse Air Brake Company Transponder for an automatic vehicle identification system
US3996587A (en) * 1975-10-28 1976-12-07 Rca Corporation Semipassive responder utilizing a low voltage, low power drain reflective varactor phase modulator
US4114151A (en) * 1976-09-14 1978-09-12 Alfa-Laval Company Limited Passive transponder apparatus for use in an interrogator-responder system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3248879A1 (de) * 1982-06-18 1984-04-12 Dornier System Gmbh, 7990 Friedrichshafen Verfahren und vorrichtung zur erzeugung kuenstlicher zielmarken in der abbildung eines radars mit synthetischer apertur (sar)
DE3222869C1 (de) * 1982-06-18 1986-07-17 Dornier System Gmbh, 7990 Friedrichshafen Vorrichtung zur Erzeugung kuenstlicher Zielmarken in der Abbildung eines Radars mit synthetischer Apertur
DE3315499A1 (de) * 1983-04-28 1987-02-05 Dornier System Gmbh Verfahren und vorrichtung zur erzeugung eines kuenstlichen rueckstreuzielmusters
WO1986007635A1 (en) * 1985-06-17 1986-12-31 Forsvarets Forskningstjeneste A method of motion compensation in synthetic aperture radar target imaging and a system for performing the method
EP2605038A2 (de) 2011-12-14 2013-06-19 JENOPTIK Robot GmbH Verfahren und Vorrichtung zur Erfassung eines Objektes in einem Radarfeld
DE102011056432A1 (de) * 2011-12-14 2013-06-20 Jenoptik Robot Gmbh Verfahren und Vorrichtung zur Erfassung eines Objektes in einem Radarfeld

Also Published As

Publication number Publication date
JPS5596474A (en) 1980-07-22
FR2446565B3 (US06650917-20031118-M00005.png) 1981-10-02
GB2046059A (en) 1980-11-05
US4218680A (en) 1980-08-19
FR2446565A1 (fr) 1980-08-08
GB2046059B (en) 1983-04-20

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee