GB2203313B - Radar surveillance of transponders - Google Patents

Radar surveillance of transponders

Info

Publication number
GB2203313B
GB2203313B GB8704529A GB8704529A GB2203313B GB 2203313 B GB2203313 B GB 2203313B GB 8704529 A GB8704529 A GB 8704529A GB 8704529 A GB8704529 A GB 8704529A GB 2203313 B GB2203313 B GB 2203313B
Authority
GB
United Kingdom
Prior art keywords
transponders
radar surveillance
surveillance
radar
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 - Lifetime
Application number
GB8704529A
Other versions
GB8704529D0 (en
GB2203313A (en
Inventor
Bryan Stephen Rickett
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.)
Plessey Co Ltd
BAE Systems Defence Systems Ltd
Original Assignee
Plessey Co Ltd
Siemens Plessey Electronic Systems Ltd
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 Plessey Co Ltd, Siemens Plessey Electronic Systems Ltd filed Critical Plessey Co Ltd
Publication of GB8704529D0 publication Critical patent/GB8704529D0/en
Publication of GB2203313A publication Critical patent/GB2203313A/en
Application granted granted Critical
Publication of GB2203313B publication Critical patent/GB2203313B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
GB8704529A 1987-01-03 1987-02-26 Radar surveillance of transponders Expired - Lifetime GB2203313B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878700050A GB8700050D0 (en) 1987-01-03 1987-01-03 Security systems

Publications (3)

Publication Number Publication Date
GB8704529D0 GB8704529D0 (en) 1987-07-08
GB2203313A GB2203313A (en) 1988-10-12
GB2203313B true GB2203313B (en) 1991-02-06

Family

ID=10610236

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878700050A Pending GB8700050D0 (en) 1987-01-03 1987-01-03 Security systems
GB8704529A Expired - Lifetime GB2203313B (en) 1987-01-03 1987-02-26 Radar surveillance of transponders

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878700050A Pending GB8700050D0 (en) 1987-01-03 1987-01-03 Security systems

Country Status (1)

Country Link
GB (2) GB8700050D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9013349D0 (en) * 1990-06-14 1990-10-17 Marconi Gec Ltd Transponder system
FR2669481B1 (en) * 1990-11-16 1994-04-15 Thomson Composants Microondes ELECTROMAGNETIC WAVE DATA EXCHANGE SYSTEM.
ES2070662B1 (en) * 1992-02-06 1996-11-16 Sanchez Luis Ignacio Zumarraga PERSONAL SECURITY SYSTEM FOR NAVIGATION.
WO1993023833A1 (en) * 1992-05-11 1993-11-25 Saab-Scania Combitech Aktiebolag A device for detecting and information transfer
EP1548637A3 (en) * 1994-08-25 2008-01-02 Neotec Holdings Limited Method and apparatus for providing identification
DE19704328A1 (en) * 1997-02-05 1998-08-06 Bayerische Motoren Werke Ag Device for detecting the existence of vehicle parts

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213485A (en) * 1967-12-09 1970-11-25 Plessey Co Ltd Improvements in or relating to wagon identification systems
GB1451832A (en) * 1973-02-28 1976-10-06 Philips Electronic Associated Circuit arrangement for the identification of vehicles
GB1567750A (en) * 1975-09-19 1980-05-21 Seldown Electronics Ltd Transponders
GB2056222A (en) * 1979-06-14 1981-03-11 Fairfield Ind Inc Radio transmission and receiving system for use in a seismic gathering system
GB2112254A (en) * 1981-12-14 1983-07-13 Data Dane As A livestock identification system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213485A (en) * 1967-12-09 1970-11-25 Plessey Co Ltd Improvements in or relating to wagon identification systems
GB1451832A (en) * 1973-02-28 1976-10-06 Philips Electronic Associated Circuit arrangement for the identification of vehicles
GB1567750A (en) * 1975-09-19 1980-05-21 Seldown Electronics Ltd Transponders
GB2056222A (en) * 1979-06-14 1981-03-11 Fairfield Ind Inc Radio transmission and receiving system for use in a seismic gathering system
GB2112254A (en) * 1981-12-14 1983-07-13 Data Dane As A livestock identification system

Also Published As

Publication number Publication date
GB8704529D0 (en) 1987-07-08
GB2203313A (en) 1988-10-12
GB8700050D0 (en) 1987-07-08

Similar Documents

Publication Publication Date Title
EP0362914A3 (en) Surveillance radar
GB2234130B (en) Synthetic aperture radar
GB2307809B (en) Continous wave radar altimeter
GB2210752B (en) Radar altimeter systems
GB2314715B (en) Continuous wave radar system
EP0308877A3 (en) Radar transponder
GB2203313B (en) Radar surveillance of transponders
GB2304249B (en) Continous wave radar altimeter
GB8719395D0 (en) Radar systems
GB8711838D0 (en) Surveillance systems
GB2315628B (en) Radar systems
GB8615317D0 (en) Passive radar target
GB2334398B (en) Radar
GB2315941B (en) Continuous wave radar altimeter
GB2210227B (en) Radar systems
GB2232842B (en) Radar systems
GB8722730D0 (en) Radar
GB2280787B (en) Radar antenna
GB8517809D0 (en) Airspace surveillance radar system
GB2439772B (en) Radar tracking system
GB2327000B (en) Radar
GB2433368B (en) Radar system
GB8727756D0 (en) Radar altimeter systems
GB8723566D0 (en) Radar altimeter systems
GB8726390D0 (en) Radar systems

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040226