FI990462A - Resonaattorisuodatin - Google Patents

Resonaattorisuodatin Download PDF

Info

Publication number
FI990462A
FI990462A FI990462A FI990462A FI990462A FI 990462 A FI990462 A FI 990462A FI 990462 A FI990462 A FI 990462A FI 990462 A FI990462 A FI 990462A FI 990462 A FI990462 A FI 990462A
Authority
FI
Finland
Prior art keywords
resonator
Prior art date
Application number
FI990462A
Other languages
English (en)
Swedish (sv)
Other versions
FI990462A0 (fi
FI113578B (fi
Inventor
Jorma Ohtonen
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 FI990462A priority Critical patent/FI113578B/fi
Publication of FI990462A0 publication Critical patent/FI990462A0/fi
Priority to US09/517,925 priority patent/US6366184B1/en
Priority to EP00660041A priority patent/EP1033774A1/en
Publication of FI990462A publication Critical patent/FI990462A/fi
Application granted granted Critical
Publication of FI113578B publication Critical patent/FI113578B/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
    • 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)
FI990462A 1999-03-03 1999-03-03 Resonaattorisuodatin FI113578B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI990462A FI113578B (fi) 1999-03-03 1999-03-03 Resonaattorisuodatin
US09/517,925 US6366184B1 (en) 1999-03-03 2000-03-03 Resonator filter
EP00660041A EP1033774A1 (en) 1999-03-03 2000-03-03 Resonator filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI990462 1999-03-03
FI990462A FI113578B (fi) 1999-03-03 1999-03-03 Resonaattorisuodatin

Publications (3)

Publication Number Publication Date
FI990462A0 FI990462A0 (fi) 1999-03-03
FI990462A true FI990462A (fi) 2000-09-04
FI113578B FI113578B (fi) 2004-05-14

Family

ID=8554046

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990462A FI113578B (fi) 1999-03-03 1999-03-03 Resonaattorisuodatin

Country Status (3)

Country Link
US (1) US6366184B1 (fi)
EP (1) EP1033774A1 (fi)
FI (1) FI113578B (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3743374B2 (ja) * 2002-02-04 2006-02-08 株式会社村田製作所 フィルタモジュールの製造方法
WO2004105173A1 (en) * 2003-05-21 2004-12-02 Kmw Inc. Radio frequency filter
US7777593B2 (en) * 2006-12-27 2010-08-17 Kathrein-Werke Kg High frequency filter with blocking circuit coupling
EP2099091B1 (en) * 2008-03-04 2017-11-22 HMD global Oy Variable radio frequency band filter
ATE554514T1 (de) 2009-05-26 2012-05-15 Alcatel Lucent Aktives antennenelement
WO2012025946A1 (en) * 2010-08-25 2012-03-01 Commscope Italy S.R.L. Tunable bandpass filter
US20120249266A1 (en) * 2011-03-31 2012-10-04 Ace Technologies Corporation Rf filter for adjusting coupling amount or transmission zero
EP2756544A1 (en) * 2011-09-06 2014-07-23 Powerwave Technologies S.a.r.l. Open circuit common junction feed for duplexer
DE102012022433A1 (de) 2012-11-15 2014-05-15 Kathrein-Austria Gmbh Hochfrequenzfilter
US10263342B2 (en) 2013-10-15 2019-04-16 Northrop Grumman Systems Corporation Reflectarray antenna system
US10320075B2 (en) 2015-08-27 2019-06-11 Northrop Grumman Systems Corporation Monolithic phased-array antenna system
KR101848259B1 (ko) * 2016-09-09 2018-04-16 주식회사 이너트론 공진기 및 이를 포함하는 필터
CN206236769U (zh) 2016-10-25 2017-06-09 华为技术有限公司 一种合路器及天线装置
US10944164B2 (en) 2019-03-13 2021-03-09 Northrop Grumman Systems Corporation Reflectarray antenna for transmission and reception at multiple frequency bands
US10892549B1 (en) 2020-02-28 2021-01-12 Northrop Grumman Systems Corporation Phased-array antenna system

Family Cites Families (28)

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Publication number Priority date Publication date Assignee Title
US2161419A (en) 1935-09-02 1939-06-06 Philips Nv Method of manufacturing condenser electrodes
US3064347A (en) 1957-10-22 1962-11-20 Harvey Machine Co Inc Method of and apparatus for making impact extrusions
US3571768A (en) 1969-09-25 1971-03-23 Motorola Inc Microwave resonator coupling having two coupling apertures spaced a half wavelength apart
US3668757A (en) 1970-07-07 1972-06-13 Gen Impact Extrusions Mfg Ltd Method of forming a heat exchanger
US4034319A (en) 1976-05-10 1977-07-05 Trw Inc. Coupled bar microwave bandpass filter
US4112398A (en) 1976-08-05 1978-09-05 Hughes Aircraft Company Temperature compensated microwave filter
JPS5924167Y2 (ja) 1978-12-28 1984-07-18 アルプス電気株式会社 マイクロ波用フイルタ
JPS55100701A (en) 1979-01-26 1980-07-31 Matsushita Electric Ind Co Ltd Coaxial resonator
US4278957A (en) * 1979-07-16 1981-07-14 Motorola, Inc. UHF Filter assembly
GB2067848B (en) 1980-01-18 1984-04-18 Emi Ltd Cavity filters
JPS6218965Y2 (fi) 1980-01-24 1987-05-15
US4307357A (en) 1980-03-04 1981-12-22 Tektronix, Inc. Foreshortened coaxial resonators
US4342969A (en) 1980-10-06 1982-08-03 General Electric Company Means for matching impedances between a helical resonator and a circuit connected thereto
JPS59223002A (ja) 1983-06-01 1984-12-14 Mitsubishi Electric Corp コムライン形ろ波器
NL8302439A (nl) 1983-07-08 1985-02-01 Philips Nv Werkwijze voor het vervaardigen van een golfgeleiderfilter, alsmede een golfgeleiderfilter vervaardigd volgens die werkwijze.
US4757288A (en) 1987-02-25 1988-07-12 Rockwell International Corporation Ceramic TEM bandstop filters
CA1298619C (en) * 1987-07-15 1992-04-07 Tomozo Ohta Microwave converter
FR2638024A1 (fr) 1988-10-14 1990-04-20 Thomson Csf Procede de fabrication d'un circuit hyperfrequence resonnant et circuit ainsi obtenu
JP2846482B2 (ja) * 1991-01-28 1999-01-13 三菱電機株式会社 フィルタ・アンテナ装置
US5153542A (en) * 1991-06-05 1992-10-06 Motorola Inc. Multidielectric microstrip filter
GB9114970D0 (en) 1991-07-11 1991-08-28 Filtronics Components Microwave filter
JPH06132706A (ja) * 1992-09-07 1994-05-13 Murata Mfg Co Ltd 誘電体共振部品
US5329687A (en) 1992-10-30 1994-07-19 Teledyne Industries, Inc. Method of forming a filter with integrally formed resonators
US5502715A (en) 1995-03-16 1996-03-26 Penny; James R. Integrated diplexer-amplifier for near antenna installation
US5843871A (en) 1995-11-13 1998-12-01 Illinois Superconductor Corporation Electromagnetic filter having a transmission line disposed in a cover of the filter housing
US5990763A (en) 1996-08-05 1999-11-23 Adc Solitra Oy Filter having part of a resonator and integral shell extruded from one basic block
FI106584B (fi) * 1997-02-07 2001-02-28 Filtronic Lk Oy Korkeataajuussuodatin
US5949309A (en) * 1997-03-17 1999-09-07 Communication Microwave Corporation Dielectric resonator filter configured to filter radio frequency signals in a transmit system

Also Published As

Publication number Publication date
EP1033774A1 (en) 2000-09-06
FI990462A0 (fi) 1999-03-03
US6366184B1 (en) 2002-04-02
FI113578B (fi) 2004-05-14

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Legal Events

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Owner name: FILTRONIC COMTEK OY

Free format text: FILTRONIC COMTEK OY

MA Patent expired