DE68906823D1 - Filter in streifenleiter-technik. - Google Patents

Filter in streifenleiter-technik.

Info

Publication number
DE68906823D1
DE68906823D1 DE8989105491T DE68906823T DE68906823D1 DE 68906823 D1 DE68906823 D1 DE 68906823D1 DE 8989105491 T DE8989105491 T DE 8989105491T DE 68906823 T DE68906823 T DE 68906823T DE 68906823 D1 DE68906823 D1 DE 68906823D1
Authority
DE
Germany
Prior art keywords
filters
strip ladder
ladder technology
strip
technology
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
DE8989105491T
Other languages
English (en)
Other versions
DE68906823T2 (de
Inventor
Kenji Ito
Hiroyuki Shimizu
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 DE68906823D1 publication Critical patent/DE68906823D1/de
Publication of DE68906823T2 publication Critical patent/DE68906823T2/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
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20336—Comb or interdigital filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE8989105491T 1988-03-30 1989-03-28 Filter in streifenleiter-technik. Expired - Fee Related DE68906823T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63079981A JPH01251801A (ja) 1988-03-30 1988-03-30 三導体構造フィルタ

Publications (2)

Publication Number Publication Date
DE68906823D1 true DE68906823D1 (de) 1993-07-08
DE68906823T2 DE68906823T2 (de) 1993-09-09

Family

ID=13705500

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989105491T Expired - Fee Related DE68906823T2 (de) 1988-03-30 1989-03-28 Filter in streifenleiter-technik.

Country Status (4)

Country Link
US (1) US4975664A (de)
EP (1) EP0343345B1 (de)
JP (1) JPH01251801A (de)
DE (1) DE68906823T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2733621B2 (ja) * 1989-05-03 1998-03-30 日本特殊陶業株式会社 三導体構造フィルタの周波数調整法
JPH0334305U (de) * 1989-08-14 1991-04-04
KR0174531B1 (ko) * 1989-11-20 1999-04-01 이우에 사또시 마이크로 스트립 라인을 이용한 대역 필터 및 필터 특성 조정 방법
US5122768A (en) * 1990-01-08 1992-06-16 Nkg Spark Plug Co., Ltd. Compact stripline filter with fixed capacity between coupled resonator fingers
JP2741087B2 (ja) * 1990-01-12 1998-04-15 日本特殊陶業株式会社 ストリップラインフィルタの周波数調整法
DE4024146A1 (de) * 1990-07-30 1992-02-13 Telefunken Electronic Gmbh Hf-filter
US5293140A (en) * 1991-01-02 1994-03-08 Motorola, Inc. Transmission line structure
DE69211201T2 (de) * 1991-03-29 1996-10-31 Ngk Insulators Ltd Dielektrische Filter mit Koppelelektroden um Resonatoren oder Elektroden zu Verbinden, und Verfahren zur Einstellung der Frequenzcharakteristik des Filters
US5412358A (en) * 1992-02-28 1995-05-02 Ngk Insulators, Ltd. Layered stripline filter
US5379012A (en) * 1992-04-30 1995-01-03 Ngk Spark Plug Co., Ltd. Dielectric filter device
WO1994009528A1 (en) * 1992-10-14 1994-04-28 Matsushita Electric Industrial Co., Ltd. Filter and method for its manufacture
JPH06314915A (ja) * 1993-04-30 1994-11-08 Tokin Corp 誘電体共振器及びその共振周波数調整方法
US5416454A (en) * 1994-03-31 1995-05-16 Motorola, Inc. Stripline filter with a high side transmission zero
US5770987A (en) * 1996-09-06 1998-06-23 Henderson; Bert C. Coplanar waVeguide strip band pass filter
JP2002043881A (ja) * 2000-07-31 2002-02-08 Murata Mfg Co Ltd 積層型ｌｃフィルタおよびその周波数調整方法
JP4046564B2 (ja) * 2002-07-12 2008-02-13 三菱電機株式会社 光半導体装置
KR101714483B1 (ko) 2015-05-15 2017-03-09 주식회사 이너트론 공진 소자 및 이를 포함하는 필터

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362904A (en) * 1976-11-17 1978-06-05 Fujitsu Ltd Bothway collision control system for bothway circuit
US4157517A (en) * 1977-12-19 1979-06-05 Motorola, Inc. Adjustable transmission line filter and method of constructing same
US4266206A (en) * 1978-08-31 1981-05-05 Motorola, Inc. Stripline filter device
US4288530A (en) * 1979-10-15 1981-09-08 Motorola, Inc. Method of tuning apparatus by low power laser beam removal
DE3382762T2 (de) * 1982-05-10 1995-05-04 Oki Electric Ind Co Ltd Dielektrischer Filter.
JPS58204602A (ja) * 1982-05-24 1983-11-29 Murata Mfg Co Ltd 誘電体同軸共振器の共振周波数調整方法
US4523162A (en) * 1983-08-15 1985-06-11 At&T Bell Laboratories Microwave circuit device and method for fabrication
JPS62263702A (ja) * 1986-05-09 1987-11-16 Murata Mfg Co Ltd ストリツプラインフイルタ
JPS62104201A (ja) * 1985-10-30 1987-05-14 Fujitsu Ltd 誘電体フイルタ
US4785271A (en) * 1987-11-24 1988-11-15 Motorola, Inc. Stripline filter with improved resonator structure
US4837534A (en) * 1988-01-29 1989-06-06 Motorola, Inc. Ceramic block filter with bidirectional tuning

Also Published As

Publication number Publication date
JPH01251801A (ja) 1989-10-06
EP0343345B1 (de) 1993-06-02
US4975664A (en) 1990-12-04
DE68906823T2 (de) 1993-09-09
EP0343345A1 (de) 1989-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 81476 MUENCHEN

8339 Ceased/non-payment of the annual fee