IT1055101B - Sistema di regolazione per ilristabilimento dell ortogonalita di due segnali trasmessi in modo polarizzato ortognalmente e accoppiati nella tratta hertziana - Google Patents

Sistema di regolazione per ilristabilimento dell ortogonalita di due segnali trasmessi in modo polarizzato ortognalmente e accoppiati nella tratta hertziana

Info

Publication number
IT1055101B
IT1055101B IT19892/76A IT1989276A IT1055101B IT 1055101 B IT1055101 B IT 1055101B IT 19892/76 A IT19892/76 A IT 19892/76A IT 1989276 A IT1989276 A IT 1989276A IT 1055101 B IT1055101 B IT 1055101B
Authority
IT
Italy
Prior art keywords
orthogney
hertzian
trafficking
orthogonality
polarized
Prior art date
Application number
IT19892/76A
Other languages
English (en)
Italian (it)
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of IT1055101B publication Critical patent/IT1055101B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/002—Reducing depolarization effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Relay Systems (AREA)
  • Radio Transmission System (AREA)
IT19892/76A 1975-02-20 1976-02-04 Sistema di regolazione per ilristabilimento dell ortogonalita di due segnali trasmessi in modo polarizzato ortognalmente e accoppiati nella tratta hertziana IT1055101B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2507282A DE2507282C3 (de) 1975-02-20 1975-02-20 Regelsystem zur Wiederherstellung der Orthogonalität zweier orthogonal polarisiert gesendeter und im Funkfeld verkoppelter Signale

Publications (1)

Publication Number Publication Date
IT1055101B true IT1055101B (it) 1981-12-21

Family

ID=5939370

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19892/76A IT1055101B (it) 1975-02-20 1976-02-04 Sistema di regolazione per ilristabilimento dell ortogonalita di due segnali trasmessi in modo polarizzato ortognalmente e accoppiati nella tratta hertziana

Country Status (8)

Country Link
US (1) US4027105A (enExample)
JP (1) JPS51108594A (enExample)
CA (1) CA1034643A (enExample)
DE (1) DE2507282C3 (enExample)
ES (1) ES445332A1 (enExample)
FR (1) FR2301976A1 (enExample)
GB (1) GB1539208A (enExample)
IT (1) IT1055101B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1112300A (en) * 1978-01-23 1981-11-10 Gerald J.P. Lo Circuit and method for reducing polarization crosstalk caused by rainfall
JPS5945309B2 (ja) * 1978-02-08 1984-11-05 ケイディディ株式会社 交さ偏波補償方式
US4220923A (en) * 1978-03-29 1980-09-02 Harris Corporation Adaptive interference reduction system for crosstalk cancellation in a dual polarization system
US4321705A (en) * 1979-03-02 1982-03-23 Nippon Electronics Co., Ltd. Digital equalizer for a cross-polarization receiver
JPS5953738B2 (ja) * 1979-06-05 1984-12-26 ケイディディ株式会社 交さ偏波補償方式
DE3519528A1 (de) * 1985-05-31 1986-12-04 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zum erzeugen eines steuersignals zur polarisationsausrichtung einer antenne
DE3664991D1 (en) * 1986-03-15 1989-09-14 Itt Ind Gmbh Deutsche Control circuit for controlling two signals out of phase by about 90o
US5036331A (en) * 1989-09-18 1991-07-30 The Boeing Company Adaptive polarization combiner
EP1693922B1 (en) * 2003-10-30 2010-08-11 Mitsubishi Denki Kabushiki Kaisha Aircraft with an antenna apparatus
KR102168998B1 (ko) * 2014-02-10 2020-10-22 한국전자통신연구원 통신 장치 및 그것을 포함하는 통신 시스템, 통신 시스템의 이중 편파 신호 송수신 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3391339A (en) * 1964-11-06 1968-07-02 Bell Telephone Labor Inc Phase-locked quadrature modulation transmission system
US3384824A (en) * 1965-12-14 1968-05-21 Bell Telephone Labor Inc Phase quadrature transmission system with receiver detectors controlled in response to presence of pilot waves appearing as crosstalk
US3443229A (en) * 1966-04-13 1969-05-06 Bell Telephone Labor Inc Quadrature-carrier vestigial-sideband data transmission
JPS5627832B1 (enExample) * 1968-01-24 1981-06-27
US3735266A (en) * 1971-12-20 1973-05-22 Bell Telephone Labor Inc Method and apparatus for reducing crosstalk on cross-polarized communication links
IT1021103B (it) * 1974-08-09 1978-01-30 Siemens Spa Italiana Dispositivo per la correzione automatica dell effetto di depolarizza zione di onde elettromagnetiche

Also Published As

Publication number Publication date
FR2301976A1 (fr) 1976-09-17
DE2507282A1 (de) 1976-09-09
GB1539208A (en) 1979-01-31
FR2301976B1 (enExample) 1981-10-09
DE2507282C3 (de) 1984-04-19
JPS51108594A (enExample) 1976-09-25
DE2507282B2 (de) 1979-10-31
CA1034643A (en) 1978-07-11
US4027105A (en) 1977-05-31
ES445332A1 (es) 1977-06-01

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