FI950033A0 - Bandpass filter with coupled resonators - Google Patents

Bandpass filter with coupled resonators

Info

Publication number
FI950033A0
FI950033A0 FI950033A FI950033A FI950033A0 FI 950033 A0 FI950033 A0 FI 950033A0 FI 950033 A FI950033 A FI 950033A FI 950033 A FI950033 A FI 950033A FI 950033 A0 FI950033 A0 FI 950033A0
Authority
FI
Finland
Prior art keywords
bandpass filter
coupled resonators
resonators
coupled
bandpass
Prior art date
Application number
FI950033A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI950033A (en
FI115332B (en
Inventor
Henri Havot
Yvon Dutertre
Original Assignee
France Telecom
Telediffusion Fse
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 France Telecom, Telediffusion Fse filed Critical France Telecom
Publication of FI950033A0 publication Critical patent/FI950033A0/en
Publication of FI950033A publication Critical patent/FI950033A/en
Application granted granted Critical
Publication of FI115332B publication Critical patent/FI115332B/en

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)
FI950033A 1993-05-04 1995-01-03 Bandpass filter with coupled resonators FI115332B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR9305287A FR2704983B1 (en) 1993-05-04 1993-05-04 BANDPASS FILTER WITH SHORT-COUPLED COUPLED LINES.
FR9305287 1993-05-04
FR9400511 1994-05-03
PCT/FR1994/000511 WO1994025996A1 (en) 1993-05-04 1994-05-03 Pass-band filter with coupled resonators

Publications (3)

Publication Number Publication Date
FI950033A0 true FI950033A0 (en) 1995-01-03
FI950033A FI950033A (en) 1995-01-23
FI115332B FI115332B (en) 2005-04-15

Family

ID=9446719

Family Applications (1)

Application Number Title Priority Date Filing Date
FI950033A FI115332B (en) 1993-05-04 1995-01-03 Bandpass filter with coupled resonators

Country Status (5)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0164410B1 (en) * 1995-07-21 1999-03-20 김광호 Strip line filter with switching function
FR2737640B1 (en) * 1995-08-03 1997-08-29 Telediffusion Fse DEVICE FOR PROTECTING CIRCUITS FROM THE HOOD EFFECT
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 (en) * 1999-09-29 2001-10-29 추후기재 Narrow band-pass tuned resonator filter topologies having high selectivity, low insertion loss and improved out-of band rejection over extended frequency ranges
DE10202475B4 (en) * 2002-01-23 2010-11-18 Rohde & Schwarz Gmbh & Co. Kg Tunable filter element and tunable bandpass filter
CN101894995B (en) * 2010-05-19 2013-07-24 华南理工大学 Radio frequency electrically adjusted band-pass filter with constant absolute bandwidth

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 (en) * 1988-01-29 1990-04-20 France Etat PLANE RESONATOR FILTER

Also Published As

Publication number Publication date
DE69420924D1 (en) 1999-11-04
FI950033A (en) 1995-01-23
FR2704983B1 (en) 1995-06-09
FI115332B (en) 2005-04-15
EP0649571A1 (en) 1995-04-26
WO1994025996A1 (en) 1994-11-10
FR2704983A1 (en) 1994-11-10
DE69420924T2 (en) 2000-05-04
EP0649571B1 (en) 1999-09-29

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