DE3177174D1 - Vorrichtung zur detektierung eines winkelfehlers. - Google Patents

Vorrichtung zur detektierung eines winkelfehlers.

Info

Publication number
DE3177174D1
DE3177174D1 DE8181106678T DE3177174T DE3177174D1 DE 3177174 D1 DE3177174 D1 DE 3177174D1 DE 8181106678 T DE8181106678 T DE 8181106678T DE 3177174 T DE3177174 T DE 3177174T DE 3177174 D1 DE3177174 D1 DE 3177174D1
Authority
DE
Germany
Prior art keywords
detecting
angle error
error
angle
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 - Lifetime
Application number
DE8181106678T
Other languages
English (en)
Inventor
Yoshihiko C O Mitsub Yoshikawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3177174D1 publication Critical patent/DE3177174D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S3/146—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 
DE8181106678T 1981-08-27 1981-08-27 Vorrichtung zur detektierung eines winkelfehlers. Expired - Lifetime DE3177174D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19810106678 EP0073258B1 (de) 1981-08-27 1981-08-27 Vorrichtung zur Detektierung eines Winkelfehlers

Publications (1)

Publication Number Publication Date
DE3177174D1 true DE3177174D1 (de) 1990-05-31

Family

ID=8187874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181106678T Expired - Lifetime DE3177174D1 (de) 1981-08-27 1981-08-27 Vorrichtung zur detektierung eines winkelfehlers.

Country Status (2)

Country Link
EP (1) EP0073258B1 (de)
DE (1) DE3177174D1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3741501C1 (de) * 1987-12-08 1989-02-02 Kathrein Werke Kg Erreger- bzw. Speisesystem fuer eine Parabolantenne

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582950A (en) * 1968-05-17 1971-06-01 Hitachi Ltd Tracking antenna system
JPS51115717A (en) * 1975-03-03 1976-10-12 Nec Corp Cross polarized wave compensating method
IT1160916B (it) * 1978-11-06 1987-03-11 Cselt Centro Studi Lab Telecom Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmente
IT1160267B (it) * 1978-11-27 1987-03-11 Sits Soc It Telecom Siemens Disposizione circuitale per rilevare l'errore di puntamento dell'antenna in un sistema di telecomunicazioni

Also Published As

Publication number Publication date
EP0073258A1 (de) 1983-03-09
EP0073258B1 (de) 1990-04-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)