FR1442904A - Dispositif combinant les signaux à fréquence radio - Google Patents

Dispositif combinant les signaux à fréquence radio

Info

Publication number
FR1442904A
FR1442904A FR27578A FR27578A FR1442904A FR 1442904 A FR1442904 A FR 1442904A FR 27578 A FR27578 A FR 27578A FR 27578 A FR27578 A FR 27578A FR 1442904 A FR1442904 A FR 1442904A
Authority
FR
France
Prior art keywords
radio frequency
frequency signals
device combining
combining radio
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
FR27578A
Other languages
English (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.)
STC PLC
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
Standard Telephone and Cables PLC
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
Priority claimed from GB32288/64A external-priority patent/GB1114153A/en
Application filed by Marconi Co Ltd, Standard Telephone and Cables PLC filed Critical Marconi Co Ltd
Priority to FR27578A priority Critical patent/FR1442904A/fr
Application granted granted Critical
Publication of FR1442904A publication Critical patent/FR1442904A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H7/468—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source particularly adapted as coupling circuit between transmitters and antennas
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
FR27578A 1964-08-07 1965-08-06 Dispositif combinant les signaux à fréquence radio Expired FR1442904A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR27578A FR1442904A (fr) 1964-08-07 1965-08-06 Dispositif combinant les signaux à fréquence radio

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB32288/64A GB1114153A (en) 1964-08-07 1964-08-07 Improvements in and relating to the combining of radio frequency signals
FR27578A FR1442904A (fr) 1964-08-07 1965-08-06 Dispositif combinant les signaux à fréquence radio

Publications (1)

Publication Number Publication Date
FR1442904A true FR1442904A (fr) 1966-06-17

Family

ID=26165301

Family Applications (1)

Application Number Title Priority Date Filing Date
FR27578A Expired FR1442904A (fr) 1964-08-07 1965-08-06 Dispositif combinant les signaux à fréquence radio

Country Status (1)

Country Link
FR (1) FR1442904A (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363936A1 (fr) * 1976-09-01 1978-03-31 Tekade Felten & Guilleaume Montage pour le raccordement de plusieurs emetteurs mutuellement decouples
FR2400780A1 (fr) * 1977-08-19 1979-03-16 Siemens Ag Circuit d'aiguillage pour des ondes electromagnetiques courtes et tres courtes
GB2444786B (en) * 2006-12-15 2011-10-05 Isotek Electronics Ltd A band combining filter
US8228135B2 (en) 2006-12-15 2012-07-24 Filtronic Wireless Ltd Band combining filter
GB2491379A (en) * 2011-06-01 2012-12-05 Filtronic Wireless Ltd A low-loss microwave band-combining filter
WO2012164264A1 (fr) * 2011-06-01 2012-12-06 Filtronic Wireless Ltd Filtre de combinaison de bandes
US8686808B2 (en) 2011-06-01 2014-04-01 Filtronic Wireless Ltd Band combining filter

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363936A1 (fr) * 1976-09-01 1978-03-31 Tekade Felten & Guilleaume Montage pour le raccordement de plusieurs emetteurs mutuellement decouples
FR2400780A1 (fr) * 1977-08-19 1979-03-16 Siemens Ag Circuit d'aiguillage pour des ondes electromagnetiques courtes et tres courtes
GB2444786B (en) * 2006-12-15 2011-10-05 Isotek Electronics Ltd A band combining filter
US8228135B2 (en) 2006-12-15 2012-07-24 Filtronic Wireless Ltd Band combining filter
GB2491379A (en) * 2011-06-01 2012-12-05 Filtronic Wireless Ltd A low-loss microwave band-combining filter
WO2012164264A1 (fr) * 2011-06-01 2012-12-06 Filtronic Wireless Ltd Filtre de combinaison de bandes
US8686808B2 (en) 2011-06-01 2014-04-01 Filtronic Wireless Ltd Band combining filter
GB2491379B (en) * 2011-06-01 2017-10-11 Filtronic Wireless Ltd A band combining filter

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