DE69420911T2 - Dielektrisches Filter - Google Patents

Dielektrisches Filter

Info

Publication number
DE69420911T2
DE69420911T2 DE69420911T DE69420911T DE69420911T2 DE 69420911 T2 DE69420911 T2 DE 69420911T2 DE 69420911 T DE69420911 T DE 69420911T DE 69420911 T DE69420911 T DE 69420911T DE 69420911 T2 DE69420911 T2 DE 69420911T2
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
DE69420911T
Other languages
English (en)
Other versions
DE69420911D1 (de
Inventor
Seigo Hino
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
Application granted granted Critical
Publication of DE69420911D1 publication Critical patent/DE69420911D1/de
Publication of DE69420911T2 publication Critical patent/DE69420911T2/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE69420911T 1993-07-23 1994-07-22 Dielektrisches Filter Expired - Fee Related DE69420911T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP044686U JPH0711002U (ja) 1993-07-23 1993-07-23 誘電体フィルタ

Publications (2)

Publication Number Publication Date
DE69420911D1 DE69420911D1 (de) 1999-11-04
DE69420911T2 true DE69420911T2 (de) 2000-02-03

Family

ID=12698317

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420911T Expired - Fee Related DE69420911T2 (de) 1993-07-23 1994-07-22 Dielektrisches Filter

Country Status (5)

Country Link
US (1) US5818311A (de)
EP (1) EP0635897B1 (de)
JP (1) JPH0711002U (de)
KR (1) KR0177189B1 (de)
DE (1) DE69420911T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69629729D1 (de) * 1995-11-16 2003-10-02 Ngk Spark Plug Co Dielektrisches Filter und Verfahren zur Abstimmung seiner Mittenfrequenz
JPH1022710A (ja) * 1996-07-03 1998-01-23 Ngk Spark Plug Co Ltd 誘電体フィルタの電極形成方法
US6081174A (en) * 1997-03-14 2000-06-27 Taiyo Yuden Co., Ltd. Wave filter having two or more coaxial dielectric resonators in juxtaposition
KR100299052B1 (ko) * 1998-08-21 2001-10-27 오길록 무선통신시스템용대역통과필터
DE60032300T2 (de) 1999-09-24 2007-06-28 NGK Spark Plug Co., Ltd., Nagoya Dielektrisches Filter und dessen Herstellungsverfahren
JP2003087010A (ja) * 2001-09-06 2003-03-20 Ngk Spark Plug Co Ltd 誘電体デュプレクサ
KR101504957B1 (ko) * 2013-08-13 2015-03-23 한국광성전자 주식회사 세라믹 모노 블록 및 이를 이용한 세라믹 필터의 입출력단자 및 상면 패턴 형성 방법
KR20220037225A (ko) * 2020-09-17 2022-03-24 주식회사 엘지에너지솔루션 우수한 방열 성능을 구비한 버스바

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5773501A (en) * 1980-10-25 1982-05-08 Fujitsu Ltd Dielectric filter element and dielectric filter
US4462098A (en) * 1982-02-16 1984-07-24 Motorola, Inc. Radio frequency signal combining/sorting apparatus
JPS6052102A (ja) * 1983-09-01 1985-03-25 Oki Electric Ind Co Ltd 誘電体共振器および誘電体共振器の共振周波数の調整方法
JPS60114004A (ja) * 1983-11-25 1985-06-20 Murata Mfg Co Ltd 誘電体フィルタの実装構造
US4675632A (en) * 1984-02-23 1987-06-23 Mitsubishi Denki Kabushiki Kaisha Coaxial line shape resonator with high dielectric constant
JPS6238601A (ja) * 1985-08-13 1987-02-19 Murata Mfg Co Ltd インタ−デジタル型フイルタおよびその製造方法
JPS63110801A (ja) * 1986-10-28 1988-05-16 Murata Mfg Co Ltd アクテイブフイルタ
US4800348A (en) * 1987-08-03 1989-01-24 Motorola, Inc. Adjustable electronic filter and method of tuning same
JPH0642602B2 (ja) * 1987-09-10 1994-06-01 三菱電機株式会社 誘電体フィルタ
JPH02241203A (ja) * 1989-03-15 1990-09-25 Matsushita Electric Ind Co Ltd 同軸共振器およびそれを用いたフィルタ
JPH04150101A (ja) * 1990-10-08 1992-05-22 Murata Mfg Co Ltd 誘電体共振器
US5327108A (en) * 1991-03-12 1994-07-05 Motorola, Inc. Surface mountable interdigital block filter having zero(s) in transfer function
US5198788A (en) * 1991-11-01 1993-03-30 Motorola, Inc. Laser tuning of ceramic bandpass filter
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
EP0552761B1 (de) * 1992-01-23 1999-07-07 Murata Manufacturing Co., Ltd. Dielektrisches Filter und Herstellungsverfahren dafür
JPH06164205A (ja) * 1992-11-17 1994-06-10 Oki Electric Ind Co Ltd 誘電体フィルタ

Also Published As

Publication number Publication date
KR950004628A (ko) 1995-02-18
JPH0711002U (ja) 1995-02-14
KR0177189B1 (ko) 1999-05-15
US5818311A (en) 1998-10-06
EP0635897A1 (de) 1995-01-25
DE69420911D1 (de) 1999-11-04
EP0635897B1 (de) 1999-09-29

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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