FI911760A0 - Hoegfrekvensfilterarrangemang med minst ett filter med variabel frekvens. - Google Patents

Hoegfrekvensfilterarrangemang med minst ett filter med variabel frekvens.

Info

Publication number
FI911760A0
FI911760A0 FI911760A FI911760A FI911760A0 FI 911760 A0 FI911760 A0 FI 911760A0 FI 911760 A FI911760 A FI 911760A FI 911760 A FI911760 A FI 911760A FI 911760 A0 FI911760 A0 FI 911760A0
Authority
FI
Finland
Prior art keywords
med
hoegfrekvensfilterarrangemang
frekvens
variabel
filter
Prior art date
Application number
FI911760A
Other languages
English (en)
Other versions
FI911760A (fi
Inventor
Gerard Ernest Emile Forterre
Original Assignee
Tekelec Airtronic Sa
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 Tekelec Airtronic Sa filed Critical Tekelec Airtronic Sa
Publication of FI911760A0 publication Critical patent/FI911760A0/fi
Publication of FI911760A publication Critical patent/FI911760A/fi

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
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
FI911760A 1990-04-12 1991-04-11 Hoegfrekvensfilterarrangemang med minst ett filter med variabel frekvens. FI911760A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9004747A FR2661042B1 (fr) 1990-04-12 1990-04-12 Arrangement de filtre haute frequence comportant au moins un filtre a frequence variable.

Publications (2)

Publication Number Publication Date
FI911760A0 true FI911760A0 (fi) 1991-04-11
FI911760A FI911760A (fi) 1991-10-13

Family

ID=9395729

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911760A FI911760A (fi) 1990-04-12 1991-04-11 Hoegfrekvensfilterarrangemang med minst ett filter med variabel frekvens.

Country Status (4)

Country Link
EP (1) EP0452211A1 (fi)
FI (1) FI911760A (fi)
FR (1) FR2661042B1 (fi)
NO (1) NO911416L (fi)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5127757A (fi) * 1974-09-02 1976-03-08 Hitachi Ltd
FR2539565A1 (fr) * 1983-01-19 1984-07-20 Thomson Csf Filtre hyperfrequence accordable, a resonateurs dielectriques en mode tm010
US4521746A (en) * 1983-08-31 1985-06-04 Harris Corporation Microwave oscillator with TM01δ dielectric resonator
US4661790A (en) * 1983-12-19 1987-04-28 Motorola, Inc. Radio frequency filter having a temperature compensated ceramic resonator
US4692723A (en) * 1985-07-08 1987-09-08 Ford Aerospace & Communications Corporation Narrow bandpass dielectric resonator filter with mode suppression pins

Also Published As

Publication number Publication date
FR2661042B1 (fr) 1992-08-14
NO911416D0 (no) 1991-04-11
EP0452211A1 (fr) 1991-10-16
FI911760A (fi) 1991-10-13
FR2661042A1 (fr) 1991-10-18
NO911416L (no) 1991-10-14

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Legal Events

Date Code Title Description
FD Application lapsed