FR902039A - Improvements in direction-finding and, in particular, long-range direction-finding processes - Google Patents

Improvements in direction-finding and, in particular, long-range direction-finding processes

Info

Publication number
FR902039A
FR902039A FR902039DA FR902039A FR 902039 A FR902039 A FR 902039A FR 902039D A FR902039D A FR 902039DA FR 902039 A FR902039 A FR 902039A
Authority
FR
France
Prior art keywords
finding
long
processes
range
range direction
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.)
Expired
Application number
Other languages
French (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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR902039A publication Critical patent/FR902039A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR902039D 1943-02-26 1944-02-18 Improvements in direction-finding and, in particular, long-range direction-finding processes Expired FR902039A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE250098X 1943-02-26

Publications (1)

Publication Number Publication Date
FR902039A true FR902039A (en) 1945-08-16

Family

ID=5936293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR902039D Expired FR902039A (en) 1943-02-26 1944-02-18 Improvements in direction-finding and, in particular, long-range direction-finding processes

Country Status (2)

Country Link
CH (1) CH250098A (en)
FR (1) FR902039A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005577B (en) * 1952-12-27 1957-04-04 Juergen Grosskopf Dr Ing Arrangement for the direction finding of electromagnetic waves with the help of an antenna system, in particular Adcock antenna system, large base width
EP0165460A1 (en) * 1984-05-24 1985-12-27 Daimler-Benz Aerospace Aktiengesellschaft Interferometric direction-finding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005577B (en) * 1952-12-27 1957-04-04 Juergen Grosskopf Dr Ing Arrangement for the direction finding of electromagnetic waves with the help of an antenna system, in particular Adcock antenna system, large base width
EP0165460A1 (en) * 1984-05-24 1985-12-27 Daimler-Benz Aerospace Aktiengesellschaft Interferometric direction-finding device

Also Published As

Publication number Publication date
CH250098A (en) 1947-08-15

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