FR2144568B1 - - Google Patents

Info

Publication number
FR2144568B1
FR2144568B1 FR7124628A FR7124628A FR2144568B1 FR 2144568 B1 FR2144568 B1 FR 2144568B1 FR 7124628 A FR7124628 A FR 7124628A FR 7124628 A FR7124628 A FR 7124628A FR 2144568 B1 FR2144568 B1 FR 2144568B1
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
FR7124628A
Other languages
French (fr)
Other versions
FR2144568A1 (en:Method
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.)
Singer General Precision Inc
Original Assignee
Singer General Precision Inc
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
Priority to DE19712133000 priority Critical patent/DE2133000A1/de
Application filed by Singer General Precision Inc filed Critical Singer General Precision Inc
Priority to FR7124628A priority patent/FR2144568B1/fr
Publication of FR2144568A1 publication Critical patent/FR2144568A1/fr
Application granted granted Critical
Publication of FR2144568B1 publication Critical patent/FR2144568B1/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measuring Phase Differences (AREA)
FR7124628A 1971-07-02 1971-07-06 Expired FR2144568B1 (en:Method)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19712133000 DE2133000A1 (de) 1971-07-02 1971-07-02 Breitbandiges phasenmessystem fuer mikrowellenimpulse
FR7124628A FR2144568B1 (en:Method) 1971-07-02 1971-07-06

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712133000 DE2133000A1 (de) 1971-07-02 1971-07-02 Breitbandiges phasenmessystem fuer mikrowellenimpulse
FR7124628A FR2144568B1 (en:Method) 1971-07-02 1971-07-06

Publications (2)

Publication Number Publication Date
FR2144568A1 FR2144568A1 (en:Method) 1973-02-16
FR2144568B1 true FR2144568B1 (en:Method) 1976-09-03

Family

ID=25761362

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7124628A Expired FR2144568B1 (en:Method) 1971-07-02 1971-07-06

Country Status (2)

Country Link
DE (1) DE2133000A1 (en:Method)
FR (1) FR2144568B1 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064257B (en) * 1978-10-13 1983-03-09 Marconi Co Ltd Radio direction finders

Also Published As

Publication number Publication date
DE2133000A1 (de) 1973-01-18
FR2144568A1 (en:Method) 1973-02-16

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Legal Events

Date Code Title Description
ST Notification of lapse