DE59004968D1 - Polarization crossover for two different frequency bands. - Google Patents

Polarization crossover for two different frequency bands.

Info

Publication number
DE59004968D1
DE59004968D1 DE90105641T DE59004968T DE59004968D1 DE 59004968 D1 DE59004968 D1 DE 59004968D1 DE 90105641 T DE90105641 T DE 90105641T DE 59004968 T DE59004968 T DE 59004968T DE 59004968 D1 DE59004968 D1 DE 59004968D1
Authority
DE
Germany
Prior art keywords
frequency bands
different frequency
crossover
polarization
polarization crossover
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 - Fee Related
Application number
DE90105641T
Other languages
German (de)
Inventor
Heinz-Dieter Dipl In Hettstedt
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.)
Kabelmetal Electro GmbH
Original Assignee
Kabelmetal Electro 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 Kabelmetal Electro GmbH filed Critical Kabelmetal Electro GmbH
Application granted granted Critical
Publication of DE59004968D1 publication Critical patent/DE59004968D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01P1/20—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
    • 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
DE90105641T 1989-04-04 1990-03-24 Polarization crossover for two different frequency bands. Expired - Fee Related DE59004968D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3910816A DE3910816A1 (en) 1989-04-04 1989-04-04 POLARIZING SWITCH FOR TWO DIFFERENT FREQUENCIES

Publications (1)

Publication Number Publication Date
DE59004968D1 true DE59004968D1 (en) 1994-04-21

Family

ID=6377793

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3910816A Withdrawn DE3910816A1 (en) 1989-04-04 1989-04-04 POLARIZING SWITCH FOR TWO DIFFERENT FREQUENCIES
DE90105641T Expired - Fee Related DE59004968D1 (en) 1989-04-04 1990-03-24 Polarization crossover for two different frequency bands.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3910816A Withdrawn DE3910816A1 (en) 1989-04-04 1989-04-04 POLARIZING SWITCH FOR TWO DIFFERENT FREQUENCIES

Country Status (3)

Country Link
EP (1) EP0391184B1 (en)
DE (2) DE3910816A1 (en)
FI (1) FI93403C (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2182728B1 (en) * 1972-05-05 1977-03-18 Thomson Csf
US4176330A (en) * 1977-12-23 1979-11-27 Gte Sylvania Incorporated Diplexer apparatus
US4467294A (en) * 1981-12-17 1984-08-21 Vitalink Communications Corporation Waveguide apparatus and method for dual polarized and dual frequency signals
JPS6351701A (en) * 1986-08-21 1988-03-04 Nec Corp Orthogonal polarization branching filter
US4912436A (en) * 1987-06-15 1990-03-27 Gamma-F Corporation Four port dual polarization frequency diplexer

Also Published As

Publication number Publication date
FI901674A0 (en) 1990-04-03
EP0391184A3 (en) 1991-09-25
FI93403B (en) 1994-12-15
EP0391184A2 (en) 1990-10-10
DE3910816A1 (en) 1990-10-11
FI93403C (en) 1995-03-27
EP0391184B1 (en) 1994-03-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee