GB2059170B - Four-pole network for separating signals of signals of two double-polarised frequency bands - Google Patents

Four-pole network for separating signals of signals of two double-polarised frequency bands

Info

Publication number
GB2059170B
GB2059170B GB8025777A GB8025777A GB2059170B GB 2059170 B GB2059170 B GB 2059170B GB 8025777 A GB8025777 A GB 8025777A GB 8025777 A GB8025777 A GB 8025777A GB 2059170 B GB2059170 B GB 2059170B
Authority
GB
United Kingdom
Prior art keywords
signals
double
frequency bands
separating
pole network
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
GB8025777A
Other languages
English (en)
Other versions
GB2059170A (en
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
Publication of GB2059170A publication Critical patent/GB2059170A/en
Application granted granted Critical
Publication of GB2059170B publication Critical patent/GB2059170B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • H01P1/161—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion sustaining two independent orthogonal modes, e.g. orthomode transducer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/165—Auxiliary devices for rotating the plane of polarisation
    • H01P1/17—Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation
    • H01P1/172—Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation using a dielectric element
    • 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
GB8025777A 1979-08-11 1980-08-07 Four-pole network for separating signals of signals of two double-polarised frequency bands Expired GB2059170B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2932626A DE2932626C2 (de) 1979-08-11 1979-08-11 Viertornetzwerk zur Trennung zweier aus doppelt polarisierten Frequenzbändern bestehenden Signalen

Publications (2)

Publication Number Publication Date
GB2059170A GB2059170A (en) 1981-04-15
GB2059170B true GB2059170B (en) 1983-06-02

Family

ID=6078249

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8025777A Expired GB2059170B (en) 1979-08-11 1980-08-07 Four-pole network for separating signals of signals of two double-polarised frequency bands

Country Status (6)

Country Link
JP (1) JPS5630301A (enrdf_load_stackoverflow)
CA (1) CA1157113A (enrdf_load_stackoverflow)
DE (1) DE2932626C2 (enrdf_load_stackoverflow)
FR (1) FR2463520A1 (enrdf_load_stackoverflow)
GB (1) GB2059170B (enrdf_load_stackoverflow)
IT (1) IT1132298B (enrdf_load_stackoverflow)

Families Citing this family (6)

* 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
US4467294A (en) * 1981-12-17 1984-08-21 Vitalink Communications Corporation Waveguide apparatus and method for dual polarized and dual frequency signals
DE3381303D1 (de) * 1983-06-18 1990-04-12 Ant Nachrichtentech Viertornetzwerk fuer mikrowellenantennen mit monopulsnachfuehrung.
DE3920937C1 (en) * 1989-06-27 1991-03-07 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De Microwave signal generating circuitry - provides two signal components from circular polarised microwave signal in hybrid and supplied to separation filter
GB2250652A (en) * 1990-12-07 1992-06-10 Roke Manor Research Rotatable communication joints
DE102013011651A1 (de) * 2013-07-11 2015-01-15 ESA-microwave service GmbH Antennen-Speisesystem im Mikrowellenbereich für Reflektorantennen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3543276A (en) * 1969-04-10 1970-11-24 Sylvania Electric Prod Broadband circularly polarized fanshaped beam antenna
DE2055443C3 (de) * 1970-11-11 1982-02-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Polarisationswandler für Mikrowellen
DE2443166C3 (de) * 1974-09-10 1985-05-30 ANT Nachrichtentechnik GmbH, 7150 Backnang Systemweiche zur Trennung zweier Signale, die aus je zwei doppelt polarisierten Frequenzbändern bestehen
DE2703878A1 (de) * 1977-01-31 1978-08-03 Siemens Ag Polarisationsweiche
US4162463A (en) * 1977-12-23 1979-07-24 Gte Sylvania Incorporated Diplexer apparatus

Also Published As

Publication number Publication date
JPS6352481B2 (enrdf_load_stackoverflow) 1988-10-19
IT8023889A0 (it) 1980-08-01
FR2463520B1 (enrdf_load_stackoverflow) 1984-11-30
GB2059170A (en) 1981-04-15
IT1132298B (it) 1986-07-02
CA1157113A (en) 1983-11-15
DE2932626A1 (de) 1981-02-12
DE2932626C2 (de) 1985-01-31
FR2463520A1 (fr) 1981-02-20
JPS5630301A (en) 1981-03-26

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960807