DE69221039D1 - Dielektrisches filter - Google Patents

Dielektrisches filter

Info

Publication number
DE69221039D1
DE69221039D1 DE69221039T DE69221039T DE69221039D1 DE 69221039 D1 DE69221039 D1 DE 69221039D1 DE 69221039 T DE69221039 T DE 69221039T DE 69221039 T DE69221039 T DE 69221039T DE 69221039 D1 DE69221039 D1 DE 69221039D1
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
DE69221039T
Other languages
English (en)
Other versions
DE69221039T2 (de
Inventor
Katuhiko Hayashi
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.)
TDK Corp
Original Assignee
TDK Corp
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 JP3549091A external-priority patent/JPH04249401A/ja
Priority claimed from JP3207370A external-priority patent/JP2611063B2/ja
Priority claimed from JP22960991A external-priority patent/JPH05114804A/ja
Application filed by TDK Corp filed Critical TDK Corp
Application granted granted Critical
Publication of DE69221039D1 publication Critical patent/DE69221039D1/de
Publication of DE69221039T2 publication Critical patent/DE69221039T2/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
    • H01P1/2053—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)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Filters And Equalizers (AREA)
DE69221039T 1991-02-05 1992-01-24 Dielektrisches filter Expired - Fee Related DE69221039T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP3549091A JPH04249401A (ja) 1991-02-05 1991-02-05 高周波フィルタ
JP3207370A JP2611063B2 (ja) 1990-07-24 1991-07-24 高周波回路
JP22960991A JPH05114804A (ja) 1991-08-16 1991-08-16 高周波フイルタ
PCT/JP1992/000060 WO1992014275A1 (en) 1991-02-05 1992-01-24 Dielectric filter

Publications (2)

Publication Number Publication Date
DE69221039D1 true DE69221039D1 (de) 1997-08-28
DE69221039T2 DE69221039T2 (de) 1997-11-13

Family

ID=27288776

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221039T Expired - Fee Related DE69221039T2 (de) 1991-02-05 1992-01-24 Dielektrisches filter

Country Status (4)

Country Link
US (1) US5304967A (de)
EP (1) EP0523241B1 (de)
DE (1) DE69221039T2 (de)
WO (1) WO1992014275A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621701A (ja) * 1992-06-30 1994-01-28 Taiyo Yuden Co Ltd 誘電体共振器を含むフィルタ装置
JPH07202514A (ja) * 1993-12-27 1995-08-04 Murata Mfg Co Ltd 誘電体共振器装置
US5497337A (en) * 1994-10-21 1996-03-05 International Business Machines Corporation Method for designing high-Q inductors in silicon technology without expensive metalization
US5666093A (en) * 1995-08-11 1997-09-09 D'ostilio; James Phillip Mechanically tunable ceramic bandpass filter having moveable tabs
JPH1032521A (ja) 1996-07-17 1998-02-03 Murata Mfg Co Ltd デュプレクサ
EP1909390A2 (de) * 1996-09-26 2008-04-09 Matsushita Electric Industrial Co., Ltd. Diplexer, Duplexer und Zweikanal-Mobilkommunikationsgerät
US5886597A (en) * 1997-03-28 1999-03-23 Virginia Tech Intellectual Properties, Inc. Circuit structure including RF/wideband resonant vias
JPH1197902A (ja) * 1997-09-18 1999-04-09 Sumitomo Metal Smi Electron Devices Inc 表面実装フィルタ
JP2937186B1 (ja) * 1998-03-17 1999-08-23 松下電器産業株式会社 積層ｌｃ複合部品
JP2001023822A (ja) * 1999-07-07 2001-01-26 Tdk Corp 積層フェライトチップインダクタアレイおよびその製造方法
SG93896A1 (en) * 2000-06-13 2003-01-21 Miki Kk Ornamental member for accessory
US6737935B1 (en) 2002-12-03 2004-05-18 John Mezzalingua Associates, Inc. Diplex circuit forming bandstop filter
GB2421799B (en) * 2003-06-20 2006-11-15 Honda Lock Kk Vehicle door outer handle system
JP2007306172A (ja) * 2006-05-10 2007-11-22 Tdk Corp バンドパスフィルタ素子および高周波モジュール
JP2008054287A (ja) 2006-07-27 2008-03-06 Murata Mfg Co Ltd ノイズフィルタアレイ
JP4530181B2 (ja) 2008-01-29 2010-08-25 Ｔｄｋ株式会社 積層型ローパスフィルタ
EP2911296B1 (de) 2012-10-19 2018-05-16 Murata Manufacturing Co., Ltd. Gleichtaktfilter
US10312563B2 (en) 2016-11-08 2019-06-04 LGS Innovations LLC Ceramic filter with differential conductivity

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817651A (ja) * 1981-07-24 1983-02-01 Hitachi Ltd 多層回路板とその製造方法
JPS61193501A (ja) * 1985-02-21 1986-08-28 Murata Mfg Co Ltd フイルタ
US4757288A (en) * 1987-02-25 1988-07-12 Rockwell International Corporation Ceramic TEM bandstop filters
JPH0241202A (ja) * 1988-08-02 1990-02-09 Takehiro:Kk 車両用インシュレータにおけるパッド材の製法
DE68926099T2 (de) * 1988-11-07 1996-10-10 Matsushita Electric Ind Co Ltd Dielektrische keramische Zusammensetzung
JPH02137104A (ja) * 1988-11-17 1990-05-25 Matsushita Electric Ind Co Ltd 磁気ヘッドとその製造方法
US5036301A (en) * 1989-03-30 1991-07-30 Sony Corporation Filter apparatus
JPH02137104U (de) * 1989-04-19 1990-11-15
JPH03209901A (ja) * 1990-01-12 1991-09-12 Matsushita Electric Ind Co Ltd 誘電体フィルタ
US5196813A (en) * 1991-07-23 1993-03-23 Matsushita Electric Industrial Co., Ltd. Dielectric filter having a single multilayer substrate

Also Published As

Publication number Publication date
EP0523241A4 (en) 1993-07-07
US5304967A (en) 1994-04-19
DE69221039T2 (de) 1997-11-13
EP0523241A1 (de) 1993-01-20
WO1992014275A1 (en) 1992-08-20
EP0523241B1 (de) 1997-07-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE KNOBLAUCH UND KNOBLAUCH, 60322 FRANK

8339 Ceased/non-payment of the annual fee