FR869360A - Perfectionnements aux radiogoniomètres sans effet de nuit - Google Patents

Perfectionnements aux radiogoniomètres sans effet de nuit

Info

Publication number
FR869360A
FR869360A FR869360DA FR869360A FR 869360 A FR869360 A FR 869360A FR 869360D A FR869360D A FR 869360DA FR 869360 A FR869360 A FR 869360A
Authority
FR
France
Prior art keywords
direction finders
night effect
night
effect
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 FR869360A publication Critical patent/FR869360A/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
    • G01S3/04—Details
    • G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR869360D 1938-12-07 1941-01-18 Perfectionnements aux radiogoniomètres sans effet de nuit Expired FR869360A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE869360X 1938-12-07

Publications (1)

Publication Number Publication Date
FR869360A true FR869360A (fr) 1942-01-30

Family

ID=6802879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR869360D Expired FR869360A (fr) 1938-12-07 1941-01-18 Perfectionnements aux radiogoniomètres sans effet de nuit

Country Status (1)

Country Link
FR (1) FR869360A (fr)

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