IT8219845A0 - Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione. - Google Patents

Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione.

Info

Publication number
IT8219845A0
IT8219845A0 IT8219845A IT1984582A IT8219845A0 IT 8219845 A0 IT8219845 A0 IT 8219845A0 IT 8219845 A IT8219845 A IT 8219845A IT 1984582 A IT1984582 A IT 1984582A IT 8219845 A0 IT8219845 A0 IT 8219845A0
Authority
IT
Italy
Prior art keywords
separate
circuit
high frequency
double polarization
frequency bands
Prior art date
Application number
IT8219845A
Other languages
English (en)
Other versions
IT1149770B (it
Inventor
Piero Vita
Enzo Cavalieri D Oro
Original Assignee
Italtel Spa
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 Italtel Spa filed Critical Italtel Spa
Priority to IT19845/82A priority Critical patent/IT1149770B/it
Publication of IT8219845A0 publication Critical patent/IT8219845A0/it
Priority to US06/469,141 priority patent/US4520329A/en
Application granted granted Critical
Publication of IT1149770B publication Critical patent/IT1149770B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2131—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies with combining or separating polarisations
IT19845/82A 1982-02-25 1982-02-25 Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione IT1149770B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT19845/82A IT1149770B (it) 1982-02-25 1982-02-25 Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione
US06/469,141 US4520329A (en) 1982-02-25 1983-02-23 Circuit component for separating and/or combining two isofrequential but differently polarized pairs of signal waves lying in different high-frequency bands

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19845/82A IT1149770B (it) 1982-02-25 1982-02-25 Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione

Publications (2)

Publication Number Publication Date
IT8219845A0 true IT8219845A0 (it) 1982-02-25
IT1149770B IT1149770B (it) 1986-12-10

Family

ID=11161753

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19845/82A IT1149770B (it) 1982-02-25 1982-02-25 Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione

Country Status (2)

Country Link
US (1) US4520329A (it)
IT (1) IT1149770B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8305993A (pt) * 1983-10-25 1985-06-04 Brasilia Telecom Aciplador direcional usando guia corrugado para separacao de duas faixas de frequencias mantendo as caracteristicas de polarizacao
BR8307286A (pt) * 1983-12-27 1985-08-06 Brasilia Telecom Transicao entre guia liso e corrugado,para operacao em duas faixas de frequencias distintas
DE3675235D1 (de) * 1985-03-27 1990-12-06 Siemens Ag Polaristationsweiche fuer einrichtungen der hoechstfreqenztechnik.
US4704589A (en) * 1986-05-27 1987-11-03 The United States Of America As Represented By The United States Department Of Energy Compact waveguide power divider with multiple isolated outputs
US4841260A (en) * 1987-01-14 1989-06-20 Epsco, Incorporated Half wave plate
US4897623A (en) * 1988-04-13 1990-01-30 The United States Of America As Represented By The Secretary Of The Navy Non-contacting printed circuit waveguide elements
US5196812A (en) * 1991-06-27 1993-03-23 Hughes Aircraft Company Compact n-way waveguide power divider
FR2703189B1 (fr) * 1993-03-23 1995-05-24 Sat Ligne guide d'ondes.
US5877660A (en) * 1994-06-02 1999-03-02 Nihon Dengyo Kosaku Co., Ltd. Phase shifting device with rotatable cylindrical case having driver means on the end walls
WO1996008044A2 (en) * 1994-09-06 1996-03-14 Philips Electronics N.V. Optoelectronic semiconductor device with a semiconductor diode laser
SE508356C2 (sv) * 1997-02-24 1998-09-28 Ericsson Telefon Ab L M Antennanordningar
FR2929796B1 (fr) * 2008-04-02 2014-09-26 Centre Nat Etd Spatiales Coupleur pour systeme radio frequences multibandes.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE554200A (it) * 1956-04-28
US3838362A (en) * 1973-06-29 1974-09-24 Emerson Electric Co Diplexing coupler for microwave system
JPS5844801B2 (ja) * 1974-03-18 1983-10-05 日本国有鉄道 キユウコウセイセメントアスフアルトグラウトオモチイタ テンジユウドウシヨウキドウセコウホウ
DE2517383C3 (de) * 1975-04-19 1979-03-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Systemweiche für Frequenzdoppelausnutzung
US4030048A (en) * 1976-07-06 1977-06-14 Rca Corporation Multimode coupling system including a funnel-shaped multimode coupler
JPS6017162B2 (ja) * 1978-01-19 1985-05-01 日本電気株式会社 導波管型マルチプレクサ

Also Published As

Publication number Publication date
IT1149770B (it) 1986-12-10
US4520329A (en) 1985-05-28

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