FR2538958B1 - Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite - Google Patents

Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite

Info

Publication number
FR2538958B1
FR2538958B1 FR8222076A FR8222076A FR2538958B1 FR 2538958 B1 FR2538958 B1 FR 2538958B1 FR 8222076 A FR8222076 A FR 8222076A FR 8222076 A FR8222076 A FR 8222076A FR 2538958 B1 FR2538958 B1 FR 2538958B1
Authority
FR
France
Prior art keywords
microwave
cut
application
diversity mode
tunable frequency
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
FR8222076A
Other languages
English (en)
Other versions
FR2538958A1 (fr
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8222076A priority Critical patent/FR2538958B1/fr
Publication of FR2538958A1 publication Critical patent/FR2538958A1/fr
Application granted granted Critical
Publication of FR2538958B1 publication Critical patent/FR2538958B1/fr
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
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/219—Evanescent mode filters
    • 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
FR8222076A 1982-12-30 1982-12-30 Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite Expired FR2538958B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8222076A FR2538958B1 (fr) 1982-12-30 1982-12-30 Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8222076A FR2538958B1 (fr) 1982-12-30 1982-12-30 Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite

Publications (2)

Publication Number Publication Date
FR2538958A1 FR2538958A1 (fr) 1984-07-06
FR2538958B1 true FR2538958B1 (fr) 1985-09-20

Family

ID=9280685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8222076A Expired FR2538958B1 (fr) 1982-12-30 1982-12-30 Filtre hyperfrequence a frequence de coupure accordable et son application au melangeur hyperfrequence et au radar fonctionnant en mode diversite

Country Status (1)

Country Link
FR (1) FR2538958B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990871A (en) * 1988-08-25 1991-02-05 The United States Of America As Represented By The Secretary Of The Navy Variable printed circuit waveguide filter
SE465197B (sv) * 1989-12-20 1991-08-05 Ericsson Telefon Ab L M Avstaemningsanordning foer combinerfilter innefattande en dielektrisk vaagledarresonator och en med denna samverkande avstaemningskapacitans
US5808528A (en) * 1996-09-05 1998-09-15 Digital Microwave Corporation Broad-band tunable waveguide filter using etched septum discontinuities

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128055B (fr) * 1946-01-11
FR1126607A (fr) * 1955-05-18 1956-11-27 Csf Perfectionnements aux systèmes de branchement pour faisceaux hertziens à grand nombre de voies
US3074033A (en) * 1957-02-26 1963-01-15 Sperry Rand Corp Microwave frequency separator
US3114119A (en) * 1959-06-16 1963-12-10 Polytechnic Inst Brooklyn Hybrid-junction cut-off waveguide filter
US3184691A (en) * 1961-11-29 1965-05-18 Bell Telephone Labor Inc Branching hybrid coupler network useful for broadband power-dividing, duplexing and frequency separation
FR2246089A1 (en) * 1973-10-01 1975-04-25 Cit Alcatel Duplexer for EHF telephone transmission - separates M.M. waves into two sub bands using single circular waveguide and diaphragm coupling

Also Published As

Publication number Publication date
FR2538958A1 (fr) 1984-07-06

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