AU6614486A - Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands - Google Patents

Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands

Info

Publication number
AU6614486A
AU6614486A AU66144/86A AU6614486A AU6614486A AU 6614486 A AU6614486 A AU 6614486A AU 66144/86 A AU66144/86 A AU 66144/86A AU 6614486 A AU6614486 A AU 6614486A AU 6614486 A AU6614486 A AU 6614486A
Authority
AU
Australia
Prior art keywords
radio
relay
transmission
frequency bands
waveguide arrangements
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.)
Granted
Application number
AU66144/86A
Other versions
AU589236B2 (en
Inventor
Peter Dohr
Uwe Leupelt
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of AU6614486A publication Critical patent/AU6614486A/en
Application granted granted Critical
Publication of AU589236B2 publication Critical patent/AU589236B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H01P1/20—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
AU66144/86A 1985-12-06 1986-12-05 Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands Ceased AU589236B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3543243 1985-12-06
DE3543243 1985-12-06

Publications (2)

Publication Number Publication Date
AU6614486A true AU6614486A (en) 1987-06-11
AU589236B2 AU589236B2 (en) 1989-10-05

Family

ID=6287861

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66144/86A Ceased AU589236B2 (en) 1985-12-06 1986-12-05 Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands

Country Status (5)

Country Link
EP (1) EP0224917B1 (en)
AU (1) AU589236B2 (en)
DE (1) DE3684250D1 (en)
FI (1) FI82322C (en)
YU (1) YU201586A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618261A1 (en) * 1987-07-16 1989-01-20 Portenseigne Microwave switch and applications
FR2993715B1 (en) * 2012-07-20 2017-03-10 Thales Sa COMPACT RADIOFREQUENCY SOURCE, ANTENNA AND MULTIFACEAL ANTENNA SYSTEM COMPRISING SUCH COMPACT SOURCES AND SATELLITE TELECOMMUNICATION SYSTEM COMPRISING AT LEAST ONE SUCH ANTENNA
WO2015185150A1 (en) * 2014-06-06 2015-12-10 Telefonaktiebolaget L M Ericsson (Publ) A combined two dual carrier radio link

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1031383B (en) * 1956-04-19 1958-06-04 Philips Nv Device for ventilating a waveguide system
FR2182728B1 (en) * 1972-05-05 1977-03-18 Thomson Csf
DE2517383C3 (en) * 1975-04-19 1979-03-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt System crossover for dual use of frequencies
US3999151A (en) * 1975-09-08 1976-12-21 Western Electric Company, Inc. Crossguide hybrid coupler and a commutating hybrid using same to form a channel branching network
US4491810A (en) * 1983-01-28 1985-01-01 Andrew Corporation Multi-port, multi-frequency microwave combiner with overmoded square waveguide section
DE3406641A1 (en) * 1984-02-24 1985-08-29 ANT Nachrichtentechnik GmbH, 7150 Backnang TWO-BAND POLARIZING SWITCH

Also Published As

Publication number Publication date
FI864972A0 (en) 1986-12-05
AU589236B2 (en) 1989-10-05
YU201586A (en) 1988-12-31
EP0224917B1 (en) 1992-03-11
FI82322C (en) 1991-02-11
FI82322B (en) 1990-10-31
EP0224917A1 (en) 1987-06-10
DE3684250D1 (en) 1992-04-16
FI864972A (en) 1987-06-07

Similar Documents

Publication Publication Date Title
AU3784685A (en) Transition between a continuous and a corrugated circular wave-guides for efficient launch of signals in two frequency bands
GB2270819B (en) Improvements relating to the transmission of frequency division multiplex signals
AU583261B2 (en) Frequency synthesised multichannel radio apparatus
AU588870B2 (en) Radar system operating in two frequency bands
GB8601270D0 (en) High frequency attenuation cable
NZ214281A (en) Digital demodulation of high frequency modulated signals
AU3343784A (en) Quadrature frequency modulation
IT1170123B (en) TRANSMITTER SUITABLE FOR THE TRANSMISSION OF FREQUENCY MODULATED SIGNALS
AU3203484A (en) Waveguide antenna
AU4962885A (en) Process and circuit arrangement for converting frequency- modulated signals through at least one intermediate frequency into low-frequency signals
AU540313B2 (en) Transmission of pressure signals
AU572592B2 (en) Field frequency conversion
GB8620260D0 (en) Reduction of microwave transmission loss
AU5323686A (en) High frequency attenuation cable
GB8524925D0 (en) Transmission of electromagnetic signals
AU7037487A (en) Method and device for converting the frequency of frequency modulated signals
DE3573697D1 (en) Transmission system for the transmission of data signals in a modulation band
AU589236B2 (en) Waveguide arrangements for transmission of radio-relay signals in two or more radio-relay frequency bands
AU6871087A (en) Acousto-optic frequency shifter
AU557091B1 (en) Guided wave optical frequency shifter
GB8803885D0 (en) Optical frequency shifter
AU560400B2 (en) Frequency modulation
IL75995A0 (en) Guided wave optical frequency shifter
HUT47765A (en) Semi-rigid wave-gide for transmission of microwave signals
GB8718655D0 (en) High frequency single band transmitters