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DE69128803D1 - Dielektrischer Resonator und Filter mit einem solchen Resonator - Google Patents

Dielektrischer Resonator und Filter mit einem solchen Resonator

Info

Publication number
DE69128803D1
DE69128803D1 DE69128803T DE69128803T DE69128803D1 DE 69128803 D1 DE69128803 D1 DE 69128803D1 DE 69128803 T DE69128803 T DE 69128803T DE 69128803 T DE69128803 T DE 69128803T DE 69128803 D1 DE69128803 D1 DE 69128803D1
Authority
DE
Germany
Prior art keywords
resonator
filter
dielectric
dielectric resonator
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
DE69128803T
Other languages
English (en)
Other versions
DE69128803T2 (de
Inventor
Hiroyuki Sogo Hiroyuki Sogo
Yasuyuki Kondo
Kazuhisa Yamazaki
Junji Konda
Shigemitsu Suzuki
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.)
FDK Corp
Fujitsu Ltd
Original Assignee
FDK Corp
Fujitsu 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
Priority claimed from JP2051224A external-priority patent/JPH0824243B2/ja
Priority claimed from JP5122390A external-priority patent/JPH03254202A/ja
Priority claimed from JP2168590U external-priority patent/JPH03113503U/ja
Priority claimed from JP2052481A external-priority patent/JPH0793523B2/ja
Application filed by FDK Corp, Fujitsu Ltd filed Critical FDK Corp
Application granted granted Critical
Publication of DE69128803D1 publication Critical patent/DE69128803D1/de
Publication of DE69128803T2 publication Critical patent/DE69128803T2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE69128803T 1990-03-02 1991-03-01 Dielektrischer Resonator und Filter mit einem solchen Resonator Expired - Fee Related DE69128803T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2051224A JPH0824243B2 (ja) 1990-03-02 1990-03-02 誘電体フィルタ
JP5122390A JPH03254202A (ja) 1990-03-02 1990-03-02 誘電体共振器及びそれを用いたフィルタ
JP2168590U JPH03113503U (de) 1990-03-03 1990-03-03
JP2052481A JPH0793523B2 (ja) 1990-03-03 1990-03-03 誘電体帯域阻止フィルタ

Publications (2)

Publication Number Publication Date
DE69128803D1 true DE69128803D1 (de) 1998-03-05
DE69128803T2 DE69128803T2 (de) 1998-05-14

Family

ID=27457619

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128803T Expired - Fee Related DE69128803T2 (de) 1990-03-02 1991-03-01 Dielektrischer Resonator und Filter mit einem solchen Resonator

Country Status (4)

Country Link
US (1) US5208565A (de)
EP (1) EP0444948B1 (de)
CA (1) CA2037262A1 (de)
DE (1) DE69128803T2 (de)

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US5045824A (en) * 1990-09-04 1991-09-03 Motorola, Inc. Dielectric filter construction
US5293141A (en) * 1991-03-25 1994-03-08 Sanyo Electric Co., Ltd. Dielectric filter having external connection terminals on dielectric substrate and antenna duplexer using the same
US5173672A (en) * 1991-07-22 1992-12-22 Motorola, Inc. Dielectric block filter with included shielded transmission line inductors
US5202654A (en) * 1991-07-22 1993-04-13 Motorola, Inc. Multi-stage monolithic ceramic bandstop filter with isolated filter stages
DE69325525T2 (de) 1992-01-23 1999-12-23 Murata Mfg. Co., Ltd. Dielektrisches Filter und Herstellungsverfahren dafür
JPH05315807A (ja) * 1992-05-08 1993-11-26 Oki Electric Ind Co Ltd ストリップラインフィルタおよびこれを用いた空中線共用器
EP0576273B1 (de) * 1992-06-26 1999-03-03 Sanyo Electric Co., Ltd. Koaxialer Resonator und dielektrisches Filter mit einem derartigen Resonator
GB2269705B (en) * 1992-08-15 1996-05-29 Racal Mesl Ltd Electrical filter
JPH06132706A (ja) * 1992-09-07 1994-05-13 Murata Mfg Co Ltd 誘電体共振部品
GB2302454B (en) * 1992-09-07 1997-05-07 Murata Manfacturing Co Ltd Dielectric resonant apparatus
US5475350A (en) * 1992-09-29 1995-12-12 Matsushita Electric Industrial Co., Ltd. Frequency tunable resonator including a varactor
JP2581915Y2 (ja) * 1992-10-16 1998-09-24 株式会社村田製作所 誘電体フィルタ
FI114834B (fi) * 1992-10-27 2004-12-31 Ngk Spark Plug Co Dielektrinen suodatin
US5537082A (en) * 1993-02-25 1996-07-16 Murata Manufacturing Co., Ltd. Dielectric resonator apparatus including means for adjusting the degree of coupling
US5499004A (en) * 1993-03-12 1996-03-12 Matsushita Electric Industrial Co., Ltd. Dielectric filter having interstage coupling using adjacent electrodes
FI99216C (fi) * 1993-07-02 1997-10-27 Lk Products Oy Dielektrinen suodatin
JPH0786807A (ja) * 1993-07-23 1995-03-31 Sony Chem Corp 誘電体フィルタ
US6008707A (en) * 1993-11-18 1999-12-28 Murata Manufacturing Co., Ltd. Antenna duplexer
US5428325A (en) * 1993-12-10 1995-06-27 Allen Telecom Group, Inc. RF filters and multiplexers with resonator decouplers
JP3448341B2 (ja) * 1994-04-11 2003-09-22 日本特殊陶業株式会社 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
DE69524673T3 (de) * 1994-06-16 2013-09-12 Murata Manufacturing Co., Ltd. Dielektrisches Filter
JPH0846426A (ja) * 1994-08-02 1996-02-16 Matsushita Electric Ind Co Ltd マイクロ波発振器とその製造方法
EP0704924B1 (de) * 1994-09-27 2000-01-26 Murata Manufacturing Co. Ltd. Dielektrisches Filter
US5712604A (en) * 1994-09-27 1998-01-27 Murata Manufacturing Co., Ltd. Dielectric filter including at least one band elimination filter
JP3085106B2 (ja) * 1994-10-13 2000-09-04 株式会社村田製作所 誘電体フィルタ
JPH098506A (ja) * 1995-06-21 1997-01-10 Matsushita Electric Ind Co Ltd 帯域阻止フィルタ
US5751199A (en) * 1996-01-16 1998-05-12 Trw Inc. Combline multiplexer with planar common junction input
DE19742971C2 (de) * 1997-09-29 1999-12-09 Siemens Matsushita Components Streifenleitungsfilter
KR100249838B1 (ko) * 1997-10-07 2000-03-15 이계철 유자형 공진기를 갖는 고주파 필터
KR100304356B1 (ko) * 1998-08-25 2001-11-22 이계철 요철구조의공진기를이용한고주파필터
JP3534008B2 (ja) * 1998-10-29 2004-06-07 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサ及び通信機装置
JP2000183614A (ja) * 1998-12-21 2000-06-30 Alps Electric Co Ltd 共振器
JP3521839B2 (ja) * 1999-05-27 2004-04-26 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサおよび通信機
KR100367718B1 (ko) 1999-11-23 2003-01-10 에스지씨테크놀로지 주식회사 직렬구조의 ｕ자형 공진기를 갖는 고주파 필터
DE10042229A1 (de) * 2000-08-28 2002-03-28 Epcos Ag Elektrisches Bauelement, Verfahren zu dessen Herstellung und dessen Verwendung
US6570473B2 (en) * 2000-08-30 2003-05-27 Tkd Corporation Band pass filter
US6559735B1 (en) * 2000-10-31 2003-05-06 Cts Corporation Duplexer filter with an alternative signal path
US6801106B2 (en) 2002-03-29 2004-10-05 Ngk Spark Plug Co., Ltd. Dielectric electronic component and method of adjusting input/output coupling thereof
CN101656341B (zh) * 2009-10-10 2012-10-17 深圳市大富科技股份有限公司 谐振管
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
US9030278B2 (en) 2011-05-09 2015-05-12 Cts Corporation Tuned dielectric waveguide filter and method of tuning the same
US9130256B2 (en) 2011-05-09 2015-09-08 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US9030279B2 (en) 2011-05-09 2015-05-12 Cts Corporation Dielectric waveguide filter with direct coupling and alternative cross-coupling
US9583805B2 (en) 2011-12-03 2017-02-28 Cts Corporation RF filter assembly with mounting pins
US10116028B2 (en) 2011-12-03 2018-10-30 Cts Corporation RF dielectric waveguide duplexer filter module
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
US9666921B2 (en) 2011-12-03 2017-05-30 Cts Corporation Dielectric waveguide filter with cross-coupling RF signal transmission structure
GB2512032B (en) * 2013-01-31 2020-07-29 Clive Baty David Filter
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
CN111384498B (zh) * 2018-12-29 2022-07-05 大富科技(安徽)股份有限公司 一种介质滤波器、双工器以及通讯设备
US11437691B2 (en) 2019-06-26 2022-09-06 Cts Corporation Dielectric waveguide filter with trap resonator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2109641B (en) * 1981-10-02 1985-08-14 Murata Manufacturing Co Distributed constant type filter
JPS6115401A (ja) * 1984-06-30 1986-01-23 Murata Mfg Co Ltd 分布定数形フイルタ
JPS61179603A (ja) * 1985-02-04 1986-08-12 Murata Mfg Co Ltd 分布定数形誘電体共振器
JPS61237501A (ja) * 1985-04-12 1986-10-22 Murata Mfg Co Ltd 誘電体同軸共振器
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
JPS6243904A (ja) * 1985-08-22 1987-02-25 Murata Mfg Co Ltd 誘電体共振器
US4740765A (en) * 1985-09-30 1988-04-26 Murata Manufacturing Co., Ltd. Dielectric filter
US4757288A (en) * 1987-02-25 1988-07-12 Rockwell International Corporation Ceramic TEM bandstop filters
JPH0713284Y2 (ja) * 1987-09-21 1995-03-29 株式会社村田製作所 一体成形型誘電体フィルタの共振周波数調整構造
JPH01103001A (ja) * 1987-10-15 1989-04-20 Murata Mfg Co Ltd 誘電体フィルタ
JPH0216802A (ja) * 1988-07-04 1990-01-19 Murata Mfg Co Ltd バンドエリミネーションフィルタ
JPH0255402A (ja) * 1988-08-20 1990-02-23 Toko Inc 誘電体フィルタ

Also Published As

Publication number Publication date
EP0444948B1 (de) 1998-01-28
US5208565A (en) 1993-05-04
DE69128803T2 (de) 1998-05-14
EP0444948A3 (en) 1992-05-27
CA2037262A1 (en) 1991-09-03
EP0444948A2 (de) 1991-09-04

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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