NL7702271A - RADAR ANSWER BEACON. - Google Patents

RADAR ANSWER BEACON.

Info

Publication number
NL7702271A
NL7702271A NL7702271A NL7702271A NL7702271A NL 7702271 A NL7702271 A NL 7702271A NL 7702271 A NL7702271 A NL 7702271A NL 7702271 A NL7702271 A NL 7702271A NL 7702271 A NL7702271 A NL 7702271A
Authority
NL
Netherlands
Prior art keywords
beacon
radar answer
radar
answer
answer beacon
Prior art date
Application number
NL7702271A
Other languages
Dutch (nl)
Original Assignee
Lignes Telegraph Telephon
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 Lignes Telegraph Telephon filed Critical Lignes Telegraph Telephon
Publication of NL7702271A publication Critical patent/NL7702271A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/36—Time-delay networks with non-adjustable delay time
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL7702271A 1976-03-22 1977-03-03 RADAR ANSWER BEACON. NL7702271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7608202A FR2345729A1 (en) 1976-03-22 1976-03-22 Radar transponder for mobile radar device - produces position and hazard condition recording using electroacoustic coding system (NL 26.9.77)

Publications (1)

Publication Number Publication Date
NL7702271A true NL7702271A (en) 1977-09-26

Family

ID=9170726

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7702271A NL7702271A (en) 1976-03-22 1977-03-03 RADAR ANSWER BEACON.

Country Status (4)

Country Link
DE (1) DE2712595C3 (en)
FR (1) FR2345729A1 (en)
IT (1) IT1073396B (en)
NL (1) NL7702271A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2821299A1 (en) * 1978-05-16 1979-11-22 Siemens Ag DEVICE FOR IDENTIFICATION OF OBJECTS AND PERSONS
FR2522452A1 (en) * 1982-02-26 1983-09-02 Thomson Csf ELECTRO-ACOUSTIC DELAY LINE OPERATING IN TRANSMISSION
FR2523784A1 (en) * 1982-03-19 1983-09-23 Thomson Csf ELECTRO-ACOUSTIC DELAY LINE OF THE TRANSMISSION TYPE

Also Published As

Publication number Publication date
FR2345729B1 (en) 1980-11-21
DE2712595A1 (en) 1977-09-29
IT1073396B (en) 1985-04-17
DE2712595B2 (en) 1979-02-01
DE2712595C3 (en) 1979-09-20
FR2345729A1 (en) 1977-10-21

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Legal Events

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