FI114251B - Resonaattorisuodatin - Google Patents

Resonaattorisuodatin

Info

Publication number
FI114251B
FI114251B FI20002091A FI20002091A FI114251B FI 114251 B FI114251 B FI 114251B FI 20002091 A FI20002091 A FI 20002091A FI 20002091 A FI20002091 A FI 20002091A FI 114251 B FI114251 B FI 114251B
Authority
FI
Finland
Prior art keywords
resonator filter
resonator
filter
Prior art date
Application number
FI20002091A
Other languages
English (en)
Swedish (sv)
Other versions
FI20002091A0 (fi
FI20002091A (fi
Inventor
Erkki Niiranen
Tapani Vistbacka
Original Assignee
Filtronic Lk Oy
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 Filtronic Lk Oy filed Critical Filtronic Lk Oy
Priority to FI20002091A priority Critical patent/FI114251B/fi
Publication of FI20002091A0 publication Critical patent/FI20002091A0/fi
Priority to EP01660172A priority patent/EP1191626B1/en
Priority to DE60136426T priority patent/DE60136426D1/de
Priority to US09/956,647 priority patent/US6566984B2/en
Publication of FI20002091A publication Critical patent/FI20002091A/fi
Application granted granted Critical
Publication of FI114251B publication Critical patent/FI114251B/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
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2053—Comb or interdigital filters; Cascaded coaxial cavities the coaxial cavity resonators being disposed parall to each other

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FI20002091A 2000-09-22 2000-09-22 Resonaattorisuodatin FI114251B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20002091A FI114251B (fi) 2000-09-22 2000-09-22 Resonaattorisuodatin
EP01660172A EP1191626B1 (en) 2000-09-22 2001-09-17 Resonator filter
DE60136426T DE60136426D1 (de) 2000-09-22 2001-09-17 Resonatorfilter
US09/956,647 US6566984B2 (en) 2000-09-22 2001-09-19 Resonator filter with reduced variation in the pass band attenuation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20002091A FI114251B (fi) 2000-09-22 2000-09-22 Resonaattorisuodatin

Publications (3)

Publication Number Publication Date
FI20002091A0 FI20002091A0 (fi) 2000-09-22
FI20002091A FI20002091A (fi) 2002-03-23
FI114251B true FI114251B (fi) 2004-09-15

Family

ID=8559139

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002091A FI114251B (fi) 2000-09-22 2000-09-22 Resonaattorisuodatin

Country Status (4)

Country Link
US (1) US6566984B2 (fi)
EP (1) EP1191626B1 (fi)
DE (1) DE60136426D1 (fi)
FI (1) FI114251B (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6836198B2 (en) * 2001-12-21 2004-12-28 Radio Frequency Systems, Inc. Adjustable capacitive coupling structure
FI119402B (fi) * 2004-03-22 2008-10-31 Filtronic Comtek Oy Järjestely suodattimen lähtösignaalin jakamiseksi
EP2102942A4 (en) * 2006-12-22 2009-12-23 Nokia Corp DEVICE WITH AN ANTENNA ELEMENT AND METAL PART
US9595746B2 (en) * 2012-09-26 2017-03-14 Nokia Solutions And Networks Oy Semi-coaxial resonator comprised of columnar shaped resonant elements with square shaped plates, where vertical screw holes are disposed in the square shaped plates
GB201904808D0 (en) * 2019-04-05 2019-05-22 Radio Design Ltd Filter apparatus and method of use thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4437073A (en) * 1982-02-09 1984-03-13 The United States Of America As Represented By The Secretary Of The Air Force Equalizer cavity with independent amplitude control
DE3536001A1 (de) * 1985-10-09 1987-04-09 Ant Nachrichtentech Daempfungs- und laufzeitentzerrer fuer ein hohlleiterfilter
EP0525416B1 (de) 1991-07-29 1995-10-18 ANT Nachrichtentechnik GmbH Mikrowellenfilter
US5379011A (en) * 1992-10-23 1995-01-03 Motorola, Inc. Surface mount ceramic filter duplexer having reduced input/output coupling and adjustable high-side transmission zeroes
JPH07202510A (ja) * 1993-12-28 1995-08-04 Murata Mfg Co Ltd 誘電体フィルタ
DE69428509T2 (de) * 1993-12-28 2002-05-16 Murata Mfg. Co., Ltd. TM-Zweifachmodusresonator und -filter
JPH07226606A (ja) * 1994-02-09 1995-08-22 Murata Mfg Co Ltd 誘電体フィルタ装置
US5537085A (en) * 1994-04-28 1996-07-16 Motorola, Inc. Interdigital ceramic filter with transmission zero
IL112465A0 (en) * 1995-01-27 1996-01-31 Israel State Microwave band pass filter
FI113579B (fi) * 1998-05-08 2004-05-14 Filtronic Lk Oy Suodatinrakenne ja oskillaatori useiden gigahertsien taajuuksille
JP3140736B2 (ja) 1998-07-03 2001-03-05 日本電業工作株式会社 群遅延時間補償形帯域通過フィルタ
KR100367718B1 (ko) * 1999-11-23 2003-01-10 에스지씨테크놀로지 주식회사 직렬구조의 ｕ자형 공진기를 갖는 고주파 필터

Also Published As

Publication number Publication date
DE60136426D1 (de) 2008-12-18
EP1191626A2 (en) 2002-03-27
EP1191626A3 (en) 2003-07-02
FI20002091A0 (fi) 2000-09-22
US20020036551A1 (en) 2002-03-28
EP1191626B1 (en) 2008-11-05
FI20002091A (fi) 2002-03-23
US6566984B2 (en) 2003-05-20

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