DE3050223A1 - Method of transmission of communications from a transponder to an interrogator and secondary radar system for its implementation - Google Patents

Method of transmission of communications from a transponder to an interrogator and secondary radar system for its implementation

Info

Publication number
DE3050223A1
DE3050223A1 DE19803050223 DE3050223T DE3050223A1 DE 3050223 A1 DE3050223 A1 DE 3050223A1 DE 19803050223 DE19803050223 DE 19803050223 DE 3050223 T DE3050223 T DE 3050223T DE 3050223 A1 DE3050223 A1 DE 3050223A1
Authority
DE
Germany
Prior art keywords
interrogator
transponder
communications
implementation
transmission
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Withdrawn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
DE19803050223
Other languages
German (de)
English (en)
Inventor
E Shapiro
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE3050223A1 publication Critical patent/DE3050223A1/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Withdrawn legal-status Critical Current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
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE19803050223 1980-02-29 1980-02-29 Method of transmission of communications from a transponder to an interrogator and secondary radar system for its implementation Withdrawn DE3050223A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1980/000034 WO1981002471A1 (en) 1980-02-29 1980-02-29 Method of transmission of communications from a transponder to an interrogator and secondary radar system for its implementation

Publications (1)

Publication Number Publication Date
DE3050223A1 true DE3050223A1 (de) 1982-06-03

Family

ID=21616594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803050223 Withdrawn DE3050223A1 (de) 1980-02-29 1980-02-29 Method of transmission of communications from a transponder to an interrogator and secondary radar system for its implementation

Country Status (4)

Country Link
JP (1) JPS57500206A (enrdf_load_stackoverflow)
DE (1) DE3050223A1 (enrdf_load_stackoverflow)
GB (1) GB2086170A (enrdf_load_stackoverflow)
WO (1) WO1981002471A1 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2624677B1 (fr) * 1987-12-10 1994-04-01 Fabrication Instruments Mesure Systeme de liaison hertzienne bidirectionnelle
US5382952A (en) * 1992-01-22 1995-01-17 Indala Corporation Transponder for proximity identification system
MY109809A (en) * 1992-11-18 1997-07-31 British Tech Group Ltd Detection of multiple articles
US6347292B1 (en) 1999-02-17 2002-02-12 Den-Con Electronics, Inc. Oilfield equipment identification method and apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2274932A1 (fr) * 1974-06-13 1976-01-09 Materiel Telephonique Systeme de radar secondaire
GB1507050A (en) * 1975-03-21 1978-04-12 Plessey Co Ltd Interrogator/transponder systems
DE2612967C2 (de) * 1976-03-26 1978-04-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Einrichtung zum Erhöhen der Sicherheit gegen Übertragungsfehler bei einem Informationsübertragtingssystem mit periodisch durchstimmbarem, frequenz-1 selektiv reflektiertem Abfragesignal
US4107675A (en) * 1977-03-04 1978-08-15 Sellers John C Transponder-responder system

Also Published As

Publication number Publication date
JPS57500206A (enrdf_load_stackoverflow) 1982-02-04
GB2086170A (en) 1982-05-06
WO1981002471A1 (en) 1981-09-03

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Legal Events

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