BR7907537A - Arranjo de circuito para detectar erros de assento em uma antena para um sistema de telecomunicacao - Google Patents

Arranjo de circuito para detectar erros de assento em uma antena para um sistema de telecomunicacao

Info

Publication number
BR7907537A
BR7907537A BR7907537A BR7907537A BR7907537A BR 7907537 A BR7907537 A BR 7907537A BR 7907537 A BR7907537 A BR 7907537A BR 7907537 A BR7907537 A BR 7907537A BR 7907537 A BR7907537 A BR 7907537A
Authority
BR
Brazil
Prior art keywords
errors
antenna
circuit arrangement
telecommunication system
detect seat
Prior art date
Application number
BR7907537A
Other languages
English (en)
Inventor
Cavalieri D Oro Enzo
Original Assignee
Siemens Spa Italiana
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 Siemens Spa Italiana filed Critical Siemens Spa Italiana
Publication of BR7907537A publication Critical patent/BR7907537A/pt

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
    • G01S3/146—Systems for determining direction or deviation from predetermined direction by comparing linear polarisation components
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation 

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)
  • Radar Systems Or Details Thereof (AREA)
BR7907537A 1978-11-27 1979-11-21 Arranjo de circuito para detectar erros de assento em uma antena para um sistema de telecomunicacao BR7907537A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30211/78A IT1160267B (it) 1978-11-27 1978-11-27 Disposizione circuitale per rilevare l'errore di puntamento dell'antenna in un sistema di telecomunicazioni

Publications (1)

Publication Number Publication Date
BR7907537A true BR7907537A (pt) 1980-08-05

Family

ID=11229329

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7907537A BR7907537A (pt) 1978-11-27 1979-11-21 Arranjo de circuito para detectar erros de assento em uma antena para um sistema de telecomunicacao

Country Status (6)

Country Link
JP (1) JPS5577206A (pt)
BR (1) BR7907537A (pt)
DE (1) DE2947762A1 (pt)
FR (1) FR2442518A1 (pt)
GB (1) GB2040587B (pt)
IT (1) IT1160267B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507826A1 (fr) * 1981-06-11 1982-12-17 Thomson Csf Source primaire a reutilisation de frequences
EP0306654B1 (en) * 1981-08-27 1993-05-26 Mitsubishi Denki Kabushiki Kaisha Angular error detecting device
DE3177174D1 (de) * 1981-08-27 1990-05-31 Mitsubishi Electric Corp Vorrichtung zur detektierung eines winkelfehlers.
DE3741501C1 (de) * 1987-12-08 1989-02-02 Kathrein Werke Kg Erreger- bzw. Speisesystem fuer eine Parabolantenne

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT946090B (it) * 1971-11-24 1973-05-21 Siemens Spa Italiana Circuito di estrazione del segnale errore nel puntamento di una anten na a microonde verso un bersaglio mobile

Also Published As

Publication number Publication date
IT1160267B (it) 1987-03-11
GB2040587B (en) 1983-02-16
DE2947762A1 (de) 1980-06-04
GB2040587A (en) 1980-08-28
FR2442518A1 (fr) 1980-06-20
IT7830211A0 (it) 1978-11-27
JPS5577206A (en) 1980-06-10

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