CA1034643A - Systeme de commande pour retablir l'orthogonalite de deux signaux a couplage croise emis par polarisation orthogonale - Google Patents

Systeme de commande pour retablir l'orthogonalite de deux signaux a couplage croise emis par polarisation orthogonale

Info

Publication number
CA1034643A
CA1034643A CA246,093A CA246093A CA1034643A CA 1034643 A CA1034643 A CA 1034643A CA 246093 A CA246093 A CA 246093A CA 1034643 A CA1034643 A CA 1034643A
Authority
CA
Canada
Prior art keywords
orthogonality
establish
cross
control system
transmitted signals
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
CA246,093A
Other languages
English (en)
Inventor
Heinz Kannowade
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of CA1034643A publication Critical patent/CA1034643A/fr
Expired legal-status Critical Current

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)
CA246,093A 1975-02-20 1976-02-19 Systeme de commande pour retablir l'orthogonalite de deux signaux a couplage croise emis par polarisation orthogonale Expired CA1034643A (fr)

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
CA1034643A true CA1034643A (fr) 1978-07-11

Family

ID=5939370

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246,093A Expired CA1034643A (fr) 1975-02-20 1976-02-19 Systeme de commande pour retablir l'orthogonalite de deux signaux a couplage croise emis par polarisation orthogonale

Country Status (8)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1112300A (fr) * 1978-01-23 1981-11-10 Gerald J.P. Lo Circuit et methode de reduction de la diaphonie de polarisation due a la pluie
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
EP0237590B1 (fr) * 1986-03-15 1989-08-09 Deutsche ITT Industries GmbH Circuit de contrôle pour contrôler deux signaux présentant un déphasage approximatif de 90 degrés
US5036331A (en) * 1989-09-18 1991-07-30 The Boeing Company Adaptive polarization combiner
EP1693922B1 (fr) * 2003-10-30 2010-08-11 Mitsubishi Denki Kabushiki Kaisha aeronef avec un dispositif d'antenne
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 (fr) * 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
DE2507282B2 (de) 1979-10-31
FR2301976A1 (fr) 1976-09-17
ES445332A1 (es) 1977-06-01
DE2507282C3 (de) 1984-04-19
DE2507282A1 (de) 1976-09-09
FR2301976B1 (fr) 1981-10-09
GB1539208A (en) 1979-01-31
US4027105A (en) 1977-05-31
JPS51108594A (fr) 1976-09-25
IT1055101B (it) 1981-12-21

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