GB8812509D0 - Transponder - Google Patents

Transponder

Info

Publication number
GB8812509D0
GB8812509D0 GB888812509A GB8812509A GB8812509D0 GB 8812509 D0 GB8812509 D0 GB 8812509D0 GB 888812509 A GB888812509 A GB 888812509A GB 8812509 A GB8812509 A GB 8812509A GB 8812509 D0 GB8812509 D0 GB 8812509D0
Authority
GB
United Kingdom
Prior art keywords
transponder
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.)
Granted
Application number
GB888812509A
Other versions
GB2219175A (en
GB2219175B (en
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
Original Assignee
Plessey Co 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 filed Critical Plessey Co Ltd
Priority to GB8812509A priority Critical patent/GB2219175B/en
Publication of GB8812509D0 publication Critical patent/GB8812509D0/en
Publication of GB2219175A publication Critical patent/GB2219175A/en
Application granted granted Critical
Publication of GB2219175B publication Critical patent/GB2219175B/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
    • 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
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G01S7/025—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects involving the transmission of linearly polarised 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
    • 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
GB8812509A 1988-05-26 1988-05-26 A transponder Expired - Lifetime GB2219175B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8812509A GB2219175B (en) 1988-05-26 1988-05-26 A transponder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8812509A GB2219175B (en) 1988-05-26 1988-05-26 A transponder

Publications (3)

Publication Number Publication Date
GB8812509D0 true GB8812509D0 (en) 1988-06-29
GB2219175A GB2219175A (en) 1989-11-29
GB2219175B GB2219175B (en) 1992-07-08

Family

ID=10637592

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8812509A Expired - Lifetime GB2219175B (en) 1988-05-26 1988-05-26 A transponder

Country Status (1)

Country Link
GB (1) GB2219175B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680616B1 (en) * 1991-08-23 1994-09-09 Thomson Composants Microondes SYSTEM FOR EXCHANGING DATA BY MICROWAVE, WITH SIMULTANEOUS TRANSMISSION AND RECEPTION.
FR2682546B1 (en) * 1991-10-15 1994-11-18 Thomson Composants Microondes SYSTEM FOR TRANSMITTING DATA BY EXCHANGING MICROWAVE WAVES.
DE4332474A1 (en) * 1993-09-24 1995-03-30 Bosch Gmbh Robert Method for duplex data transmission between a beacon and a vehicle
KR100691606B1 (en) * 2005-02-19 2007-03-12 서강대학교산학협력단 Apparatus and method for Time Division DuplexingTDD communication using polarized duplexer
WO2011153606A1 (en) 2010-06-08 2011-12-15 National Research Council Of Canada Orthomode transducer
IL248966B2 (en) * 2016-11-14 2023-02-01 Elta Systems Ltd Methods and systems for detecting and/or tracking projectile

Also Published As

Publication number Publication date
GB2219175A (en) 1989-11-29
GB2219175B (en) 1992-07-08

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Legal Events

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

Effective date: 19960526