DE68919239T2 - Resonanzschaltung und Filter mit dergleichen. - Google Patents

Resonanzschaltung und Filter mit dergleichen.

Info

Publication number
DE68919239T2
DE68919239T2 DE1989619239 DE68919239T DE68919239T2 DE 68919239 T2 DE68919239 T2 DE 68919239T2 DE 1989619239 DE1989619239 DE 1989619239 DE 68919239 T DE68919239 T DE 68919239T DE 68919239 T2 DE68919239 T2 DE 68919239T2
Authority
DE
Germany
Prior art keywords
filter
resonance circuit
resonance
circuit
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
DE1989619239
Other languages
English (en)
Other versions
DE68919239D1 (de
Inventor
Henry Havot
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.)
Telediffusion de France ets Public de Diffusion
Orange SA
Original Assignee
Telediffusion de France ets Public de Diffusion
France Telecom 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 Telediffusion de France ets Public de Diffusion, France Telecom SA filed Critical Telediffusion de France ets Public de Diffusion
Application granted granted Critical
Publication of DE68919239D1 publication Critical patent/DE68919239D1/de
Publication of DE68919239T2 publication Critical patent/DE68919239T2/de
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
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20354—Non-comb or non-interdigital filters
    • H01P1/20381—Special shape resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H01P7/082—Microstripline resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H01P7/088—Tunable resonators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE1989619239 1988-01-29 1989-01-27 Resonanzschaltung und Filter mit dergleichen. Expired - Fee Related DE68919239T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8801060A FR2626716B1 (fr) 1988-01-29 1988-01-29 Filtre a resonateurs plans

Publications (2)

Publication Number Publication Date
DE68919239D1 DE68919239D1 (de) 1994-12-15
DE68919239T2 true DE68919239T2 (de) 1995-05-18

Family

ID=9362768

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989619239 Expired - Fee Related DE68919239T2 (de) 1988-01-29 1989-01-27 Resonanzschaltung und Filter mit dergleichen.

Country Status (3)

Country Link
EP (1) EP0326498B1 (de)
DE (1) DE68919239T2 (de)
FR (1) FR2626716B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7231238B2 (en) 1989-01-13 2007-06-12 Superconductor Technologies, Inc. High temperature spiral snake superconducting resonator having wider runs with higher current density
US6026311A (en) 1993-05-28 2000-02-15 Superconductor Technologies, Inc. High temperature superconducting structures and methods for high Q, reduced intermodulation resonators and filters
FR2704983B1 (fr) * 1993-05-04 1995-06-09 France Telecom Filtre passe-bande a lignes couplees court-circuitees.
US5888942A (en) * 1996-06-17 1999-03-30 Superconductor Technologies, Inc. Tunable microwave hairpin-comb superconductive filters for narrow-band applications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751558A (en) * 1952-04-02 1956-06-19 Itt Radio frequency filter
NL7314269A (nl) * 1973-10-17 1975-04-21 Philips Nv Microgolfinrichting voorzien van een 1/2 lambda resonator.
CA1097755A (en) * 1976-02-26 1981-03-17 Mitsuo Makimoto Electrical tuning circuit
FR2510325B1 (fr) * 1981-07-24 1987-09-04 Thomson Csf Filtre hyperfrequence de petites dimensions, a resonateurs lineaires
JPS61128602A (ja) * 1984-11-28 1986-06-16 Pioneer Answerphone Mfg Corp マイクロ波用フイルタ

Also Published As

Publication number Publication date
EP0326498B1 (de) 1994-11-09
FR2626716A1 (fr) 1989-08-04
FR2626716B1 (fr) 1990-04-20
DE68919239D1 (de) 1994-12-15
EP0326498A1 (de) 1989-08-02

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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