FR2269721A1 - - Google Patents

Info

Publication number
FR2269721A1
FR2269721A1 FR7513591A FR7513591A FR2269721A1 FR 2269721 A1 FR2269721 A1 FR 2269721A1 FR 7513591 A FR7513591 A FR 7513591A FR 7513591 A FR7513591 A FR 7513591A FR 2269721 A1 FR2269721 A1 FR 2269721A1
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.)
Granted
Application number
FR7513591A
Other languages
French (fr)
Other versions
FR2269721B1 (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.)
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 FR2269721A1 publication Critical patent/FR2269721A1/fr
Application granted granted Critical
Publication of FR2269721B1 publication Critical patent/FR2269721B1/fr
Expired 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/74—Systems using reradiation of electromagnetic waves other than radio waves, e.g. IFF, i.e. identification of friend or foe
    • 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)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR7513591A 1974-05-03 1975-04-30 Expired FR2269721B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT365474A AT329117B (en) 1974-05-03 1974-05-03 SECONDARY RADAR METHOD AND DEVICE FOR IMPLEMENTING THE METHOD

Publications (2)

Publication Number Publication Date
FR2269721A1 true FR2269721A1 (en) 1975-11-28
FR2269721B1 FR2269721B1 (en) 1979-03-23

Family

ID=3553506

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513591A Expired FR2269721B1 (en) 1974-05-03 1975-04-30

Country Status (6)

Country Link
AT (1) AT329117B (en)
DE (1) DE2519670A1 (en)
FR (1) FR2269721B1 (en)
GB (1) GB1500448A (en)
HK (1) HK56378A (en)
NL (1) NL7505033A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2334939A1 (en) * 1975-12-12 1977-07-08 Vockenhuber Karl DISTANCE MEASUREMENT METHOD AND APPARATUS INTENDED FOR THIS PURPOSE
EP0834749A1 (en) * 1996-10-05 1998-04-08 Oerlikon Contraves AG Method and apparatus for measuring distance between two stations linked to each other by a communication channel
US6747802B2 (en) 2001-05-15 2004-06-08 Thales Compact optical architecture for wide-field helmet-mounted display

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209867A1 (en) * 1982-03-18 1983-09-29 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Arrangement for determining the distance of a missile from a ground station
DE102014111589A1 (en) * 2014-08-13 2016-02-18 Sick Ag PROCESS FOR SIMULTANEOUS DATA TRANSMISSION AND SPACING MEASUREMENT

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2334939A1 (en) * 1975-12-12 1977-07-08 Vockenhuber Karl DISTANCE MEASUREMENT METHOD AND APPARATUS INTENDED FOR THIS PURPOSE
EP0834749A1 (en) * 1996-10-05 1998-04-08 Oerlikon Contraves AG Method and apparatus for measuring distance between two stations linked to each other by a communication channel
US6747802B2 (en) 2001-05-15 2004-06-08 Thales Compact optical architecture for wide-field helmet-mounted display

Also Published As

Publication number Publication date
DE2519670A1 (en) 1975-11-13
FR2269721B1 (en) 1979-03-23
HK56378A (en) 1978-09-29
NL7505033A (en) 1975-11-05
AT329117B (en) 1976-04-26
ATA365474A (en) 1975-07-15
GB1500448A (en) 1978-02-08

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Legal Events

Date Code Title Description
ST Notification of lapse