FR847287A - Perfectionnements aux radiogoniomètres - Google Patents

Perfectionnements aux radiogoniomètres

Info

Publication number
FR847287A
FR847287A FR847287DA FR847287A FR 847287 A FR847287 A FR 847287A FR 847287D A FR847287D A FR 847287DA FR 847287 A FR847287 A FR 847287A
Authority
FR
France
Prior art keywords
direction finders
finders
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
English (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.)
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 FR847287A publication Critical patent/FR847287A/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
    • G01S3/143—Systems for determining direction or deviation from predetermined direction by vectorial combination of signals derived from differently oriented antennae

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Relay Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
FR847287D 1937-12-11 1938-12-09 Perfectionnements aux radiogoniomètres Expired FR847287A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE506630X 1937-12-11

Publications (1)

Publication Number Publication Date
FR847287A true FR847287A (fr) 1939-10-05

Family

ID=6546601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR847287D Expired FR847287A (fr) 1937-12-11 1938-12-09 Perfectionnements aux radiogoniomètres

Country Status (3)

Country Link
US (1) US2192581A (fr)
FR (1) FR847287A (fr)
GB (1) GB506630A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473491A (en) * 1944-02-26 1949-06-14 Hartford Nat Bank & Trust Co Direction finding device
US2463286A (en) * 1944-04-01 1949-03-01 Frederick A Kolster Radio direction finding system
US2517702A (en) * 1944-11-03 1950-08-08 Offner Franklin Locating device
US2490777A (en) * 1945-05-22 1949-12-13 Herwil M Bryant Indicator system
US2829365A (en) * 1954-04-12 1958-04-01 Telefunken Gmbh Diode switching means
DE971912C (de) * 1954-04-14 1959-04-16 Telefunken Gmbh Zweikanal-Peilanlage mit Vergleichsindikator

Also Published As

Publication number Publication date
US2192581A (en) 1940-03-05
GB506630A (en) 1939-06-01

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