FR2345729B1 - - Google Patents

Info

Publication number
FR2345729B1
FR2345729B1 FR7608202A FR7608202A FR2345729B1 FR 2345729 B1 FR2345729 B1 FR 2345729B1 FR 7608202 A FR7608202 A FR 7608202A FR 7608202 A FR7608202 A FR 7608202A FR 2345729 B1 FR2345729 B1 FR 2345729B1
Authority
FR
France
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
Application number
FR7608202A
Other versions
FR2345729A1 (fr
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR7608202A priority Critical patent/FR2345729A1/fr
Priority to IT6730277A priority patent/IT1073396B/it
Priority to NL7702271A priority patent/NL7702271A/xx
Priority to DE19772712595 priority patent/DE2712595C3/de
Publication of FR2345729A1 publication Critical patent/FR2345729A1/fr
Application granted granted Critical
Publication of FR2345729B1 publication Critical patent/FR2345729B1/fr
Granted legal-status Critical Current

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)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7608202A 1976-03-22 1976-03-22 Balise repondeuse radar Granted FR2345729A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7608202A FR2345729A1 (fr) 1976-03-22 1976-03-22 Balise repondeuse radar
IT6730277A IT1073396B (it) 1976-03-22 1977-02-10 Segnale di risposta radar
NL7702271A NL7702271A (nl) 1976-03-22 1977-03-03 Radar-antwoordbaken.
DE19772712595 DE2712595C3 (de) 1976-03-22 1977-03-22 Radar-Antwortbake mit elektroakustischer Verzögerungsleitung mit Mehrfachreflexion zur Impulscodierung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7608202A FR2345729A1 (fr) 1976-03-22 1976-03-22 Balise repondeuse radar

Publications (2)

Publication Number Publication Date
FR2345729A1 FR2345729A1 (fr) 1977-10-21
FR2345729B1 true FR2345729B1 (fr) 1980-11-21

Family

ID=9170726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608202A Granted FR2345729A1 (fr) 1976-03-22 1976-03-22 Balise repondeuse radar

Country Status (4)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2821299A1 (de) * 1978-05-16 1979-11-22 Siemens Ag Einrichtung zur identifizierung von gegenstaenden und personen
FR2522452A1 (fr) * 1982-02-26 1983-09-02 Thomson Csf Ligne a retard electro-acoustique operant en transmission
FR2523784A1 (fr) * 1982-03-19 1983-09-23 Thomson Csf Ligne a retard electro-acoustique du type transmission

Also Published As

Publication number Publication date
FR2345729A1 (fr) 1977-10-21
IT1073396B (it) 1985-04-17
DE2712595B2 (de) 1979-02-01
DE2712595A1 (de) 1977-09-29
NL7702271A (nl) 1977-09-26
DE2712595C3 (de) 1979-09-20

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Legal Events

Date Code Title Description
DR Decision of the appeal court due to an appeal at law against decisions of the director of the inpi, except decision of lapse
ST Notification of lapse