DE69420217D1 - Dielektrisches Filter - Google Patents

Dielektrisches Filter

Info

Publication number
DE69420217D1
DE69420217D1 DE69420217T DE69420217T DE69420217D1 DE 69420217 D1 DE69420217 D1 DE 69420217D1 DE 69420217 T DE69420217 T DE 69420217T DE 69420217 T DE69420217 T DE 69420217T DE 69420217 D1 DE69420217 D1 DE 69420217D1
Authority
DE
Germany
Prior art keywords
dielectric filter
dielectric
filter
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
DE69420217T
Other languages
English (en)
Other versions
DE69420217T2 (de
Inventor
Kenji Ito
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of DE69420217D1 publication Critical patent/DE69420217D1/de
Application granted granted Critical
Publication of DE69420217T2 publication Critical patent/DE69420217T2/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
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2056—Comb filters or interdigital filters with metallised resonator holes in a dielectric block
    • 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
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
    • 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
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2088—Integrated in a substrate
DE69420217T 1993-09-28 1994-09-28 Dielektrisches Filter Expired - Fee Related DE69420217T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP057156U JPH0725602U (ja) 1993-09-28 1993-09-28 誘電体フィルタの実装構造

Publications (2)

Publication Number Publication Date
DE69420217D1 true DE69420217D1 (de) 1999-09-30
DE69420217T2 DE69420217T2 (de) 1999-12-09

Family

ID=13047712

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420217T Expired - Fee Related DE69420217T2 (de) 1993-09-28 1994-09-28 Dielektrisches Filter

Country Status (5)

Country Link
US (1) US5528207A (de)
EP (1) EP0645836B1 (de)
JP (1) JPH0725602U (de)
KR (1) KR950010350A (de)
DE (1) DE69420217T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3064863B2 (ja) * 1995-05-19 2000-07-12 株式会社村田製作所 誘電体フィルタ
JPH08330808A (ja) * 1995-05-29 1996-12-13 Ngk Spark Plug Co Ltd 誘電体フィルタ
DE69629729D1 (de) * 1995-11-16 2003-10-02 Ngk Spark Plug Co Dielektrisches Filter und Verfahren zur Abstimmung seiner Mittenfrequenz
JP3023949B2 (ja) * 1995-12-12 2000-03-21 株式会社村田製作所 誘電体フィルタ
FI960277A (fi) * 1996-01-19 1997-07-20 Lk Products Oy Dielektrinen resonaattorirakenne, jossa on harmonisvaimennus
JPH10126106A (ja) * 1996-10-18 1998-05-15 Ngk Spark Plug Co Ltd 誘電体フィルタ
US20040174236A1 (en) * 2002-02-21 2004-09-09 Matthews Brian Richard Ceramic RF filter having improved third harmonic response
US7170011B2 (en) * 2003-09-08 2007-01-30 Kyocera Wireless Corp. System and method for modifying electrical characteristics
EP2144326A1 (de) * 2008-07-07 2010-01-13 Nokia Siemens Networks OY Filter für elektronische Signale und Herstellungsverfahren dafür
US8823470B2 (en) 2010-05-17 2014-09-02 Cts Corporation Dielectric waveguide filter with structure and method for adjusting bandwidth
US9130255B2 (en) 2011-05-09 2015-09-08 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US9130256B2 (en) 2011-05-09 2015-09-08 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US9030278B2 (en) 2011-05-09 2015-05-12 Cts Corporation Tuned dielectric waveguide filter and method of tuning the same
US9030279B2 (en) 2011-05-09 2015-05-12 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US10050321B2 (en) 2011-12-03 2018-08-14 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US9130258B2 (en) 2013-09-23 2015-09-08 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US10116028B2 (en) 2011-12-03 2018-10-30 Cts Corporation RF dielectric waveguide duplexer filter module
US9583805B2 (en) 2011-12-03 2017-02-28 Cts Corporation RF filter assembly with mounting pins
US9666921B2 (en) 2011-12-03 2017-05-30 Cts Corporation Dielectric waveguide filter with cross-coupling RF signal transmission structure
WO2015157510A1 (en) 2014-04-10 2015-10-15 Cts Corporation Rf duplexer filter module with waveguide filter assembly
US11081769B2 (en) 2015-04-09 2021-08-03 Cts Corporation RF dielectric waveguide duplexer filter module
US10483608B2 (en) 2015-04-09 2019-11-19 Cts Corporation RF dielectric waveguide duplexer filter module
US10587025B2 (en) * 2016-11-08 2020-03-10 LGS Innovations LLC Ceramic filter with window coupling
US11437691B2 (en) 2019-06-26 2022-09-06 Cts Corporation Dielectric waveguide filter with trap resonator
KR102365074B1 (ko) * 2019-08-21 2022-02-18 (주)지앤에프 풍부한 감칠맛을 가진 돼지 기반 조미 소재의 제조방법
WO2022232822A2 (en) * 2021-04-28 2022-11-03 Optisys, Inc. Evanescent mode waveguide filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
JPH0622281B2 (ja) * 1987-05-11 1994-03-23 宇部興産株式会社 誘電体フィルタ
JPH01297901A (ja) * 1988-05-25 1989-12-01 Ngk Spark Plug Co Ltd 誘電体フィルタ
JPH0260301A (ja) * 1988-08-26 1990-02-28 Toko Inc 誘電体フィルタとその結合度調整方法
JPH04103202A (ja) * 1990-08-22 1992-04-06 Murata Mfg Co Ltd 誘電体フィルタ
FR2675638A1 (fr) * 1991-04-17 1992-10-23 Tekelec Airtronic Sa Dispositif resonateur dielectrique.
JPH04329646A (ja) * 1991-04-30 1992-11-18 Sony Corp 半導体チップのピックアップ装置及び方法
US5177458A (en) * 1991-07-31 1993-01-05 Motorola, Inc. Dielectric filter construction having notched mounting surface
US5208566A (en) * 1992-01-21 1993-05-04 Motorola, Inc. Dielectric filter having adjacently-positioned resonators of dissimilar cross-sectional dimensions and notched side surface

Also Published As

Publication number Publication date
US5528207A (en) 1996-06-18
KR950010350A (ko) 1995-04-28
DE69420217T2 (de) 1999-12-09
EP0645836A1 (de) 1995-03-29
JPH0725602U (ja) 1995-05-12
EP0645836B1 (de) 1999-08-25

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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