FR2704983B1 - Filtre passe-bande a lignes couplees court-circuitees. - Google Patents

Filtre passe-bande a lignes couplees court-circuitees.

Info

Publication number
FR2704983B1
FR2704983B1 FR9305287A FR9305287A FR2704983B1 FR 2704983 B1 FR2704983 B1 FR 2704983B1 FR 9305287 A FR9305287 A FR 9305287A FR 9305287 A FR9305287 A FR 9305287A FR 2704983 B1 FR2704983 B1 FR 2704983B1
Authority
FR
France
Prior art keywords
coupled
short
bandpass filter
lines
coupled lines
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
FR9305287A
Other languages
English (en)
Other versions
FR2704983A1 (fr
Inventor
Havot Henri
Dutertre Yvon
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
Priority to FR9305287A priority Critical patent/FR2704983B1/fr
Priority to PCT/FR1994/000511 priority patent/WO1994025996A1/fr
Priority to DE69420924T priority patent/DE69420924T2/de
Priority to EP94915581A priority patent/EP0649571B1/fr
Publication of FR2704983A1 publication Critical patent/FR2704983A1/fr
Priority to FI950033A priority patent/FI115332B/fi
Application granted granted Critical
Publication of FR2704983B1 publication Critical patent/FR2704983B1/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FR9305287A 1993-05-04 1993-05-04 Filtre passe-bande a lignes couplees court-circuitees. Expired - Fee Related FR2704983B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9305287A FR2704983B1 (fr) 1993-05-04 1993-05-04 Filtre passe-bande a lignes couplees court-circuitees.
PCT/FR1994/000511 WO1994025996A1 (fr) 1993-05-04 1994-05-03 Filtre passe-bande a resonateurs couples
DE69420924T DE69420924T2 (de) 1993-05-04 1994-05-03 Bandpassfilter mit gekoppelten resonatoren
EP94915581A EP0649571B1 (fr) 1993-05-04 1994-05-03 Filtre passe-bande a resonateurs couples
FI950033A FI115332B (fi) 1993-05-04 1995-01-03 Kaistanpäästösuodatin kytketyillä resonaattoreilla

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9305287A FR2704983B1 (fr) 1993-05-04 1993-05-04 Filtre passe-bande a lignes couplees court-circuitees.

Publications (2)

Publication Number Publication Date
FR2704983A1 FR2704983A1 (fr) 1994-11-10
FR2704983B1 true FR2704983B1 (fr) 1995-06-09

Family

ID=9446719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9305287A Expired - Fee Related FR2704983B1 (fr) 1993-05-04 1993-05-04 Filtre passe-bande a lignes couplees court-circuitees.

Country Status (5)

Country Link
EP (1) EP0649571B1 (fr)
DE (1) DE69420924T2 (fr)
FI (1) FI115332B (fr)
FR (1) FR2704983B1 (fr)
WO (1) WO1994025996A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0164410B1 (ko) * 1995-07-21 1999-03-20 김광호 스위칭 기능을 갖는 스트립라인 필터
FR2737640B1 (fr) * 1995-08-03 1997-08-29 Telediffusion Fse Dispositif de protection de circuits contre l'effet capot
US6215374B1 (en) * 1998-03-16 2001-04-10 Broadband Innovations, Inc. Magnetically coupled resonators for achieving low cost narrow band pass filters having high selectivity, low insertion loss and improved out-of-band rejection
KR20010093794A (ko) * 1999-09-29 2001-10-29 추후기재 높은 선택도, 낮은 삽입 손실 및 확장된 주파수 범위에대해 개량된 대역외 저지를 갖는 협대역 통과 동조 공진기필터 토폴로지
DE10202475B4 (de) * 2002-01-23 2010-11-18 Rohde & Schwarz Gmbh & Co. Kg Abstimmbares Filterelement und abstimmbares Bandpaßfilter
CN101894995B (zh) * 2010-05-19 2013-07-24 华南理工大学 一种具有恒定绝对带宽的射频电调带通滤波器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074214A (en) * 1976-09-20 1978-02-14 Motorola, Inc. Microwave filter
US4371853A (en) * 1979-10-30 1983-02-01 Matsushita Electric Industrial Company, Limited Strip-line resonator and a band pass filter having the same
FR2626716B1 (fr) * 1988-01-29 1990-04-20 France Etat Filtre a resonateurs plans

Also Published As

Publication number Publication date
FI950033A (fi) 1995-01-23
EP0649571B1 (fr) 1999-09-29
FI115332B (fi) 2005-04-15
FI950033A0 (fi) 1995-01-03
DE69420924T2 (de) 2000-05-04
WO1994025996A1 (fr) 1994-11-10
EP0649571A1 (fr) 1995-04-26
FR2704983A1 (fr) 1994-11-10
DE69420924D1 (de) 1999-11-04

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090119