CH201667A - Doppelrahmen für nachteffektfreie Peilung. - Google Patents

Doppelrahmen für nachteffektfreie Peilung.

Info

Publication number
CH201667A
CH201667A CH201667DA CH201667A CH 201667 A CH201667 A CH 201667A CH 201667D A CH201667D A CH 201667DA CH 201667 A CH201667 A CH 201667A
Authority
CH
Switzerland
Prior art keywords
night
double frame
time bearing
bearing
time
Prior art date
Application number
Other languages
English (en)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C Ag
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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH201667A publication Critical patent/CH201667A/de

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
    • 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
    • G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
CH201667D 1937-03-04 1938-02-24 Doppelrahmen für nachteffektfreie Peilung. CH201667A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201667X 1937-03-04

Publications (1)

Publication Number Publication Date
CH201667A true CH201667A (de) 1938-12-15

Family

ID=5767403

Family Applications (1)

Application Number Title Priority Date Filing Date
CH201667D CH201667A (de) 1937-03-04 1938-02-24 Doppelrahmen für nachteffektfreie Peilung.

Country Status (4)

Country Link
US (1) US2204174A (de)
CH (1) CH201667A (de)
FR (1) FR834605A (de)
GB (1) GB494555A (de)

Also Published As

Publication number Publication date
US2204174A (en) 1940-06-11
FR834605A (fr) 1938-11-25
GB494555A (en) 1938-10-27

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