DE69712938D1 - Dielektrisches Filter - Google Patents

Dielektrisches Filter

Info

Publication number
DE69712938D1
DE69712938D1 DE69712938T DE69712938T DE69712938D1 DE 69712938 D1 DE69712938 D1 DE 69712938D1 DE 69712938 T DE69712938 T DE 69712938T DE 69712938 T DE69712938 T DE 69712938T DE 69712938 D1 DE69712938 D1 DE 69712938D1
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 - Lifetime
Application number
DE69712938T
Other languages
English (en)
Inventor
Tatsuya Tsujiguchi
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Application granted granted Critical
Publication of DE69712938D1 publication Critical patent/DE69712938D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
DE69712938T 1996-02-16 1997-02-13 Dielektrisches Filter Expired - Lifetime DE69712938D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP08029364A JP3125671B2 (ja) 1996-02-16 1996-02-16 誘電体フィルタ

Publications (1)

Publication Number Publication Date
DE69712938D1 true DE69712938D1 (de) 2002-07-11

Family

ID=12274130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712938T Expired - Lifetime DE69712938D1 (de) 1996-02-16 1997-02-13 Dielektrisches Filter

Country Status (5)

Country Link
US (1) US5841331A (de)
EP (1) EP0790659B1 (de)
JP (1) JP3125671B2 (de)
KR (1) KR100268527B1 (de)
DE (1) DE69712938D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6123589A (en) * 1998-04-23 2000-09-26 Murata Manufacturing Co., Ltd. High-frequency connector with low intermodulation distortion
JP3440874B2 (ja) * 1999-05-13 2003-08-25 株式会社村田製作所 誘電体フィルタおよび通信機
JP2002344204A (ja) * 2001-03-15 2002-11-29 Murata Mfg Co Ltd 誘電体フィルタ、誘電体デュプレクサおよび通信装置
JP3329450B1 (ja) * 2001-09-28 2002-09-30 ティーディーケイ株式会社 誘電体装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61121501A (ja) * 1984-11-17 1986-06-09 Tdk Corp 誘電体共振器およびその製造方法
JPH0246082Y2 (de) * 1985-04-04 1990-12-05
JPS6240802A (ja) * 1985-08-16 1987-02-21 Murata Mfg Co Ltd 誘電体同軸共振器
JPH01112801A (ja) * 1987-10-26 1989-05-01 Kokusai Electric Co Ltd 誘電体帯域フィルタ
JPH026105A (ja) * 1988-06-24 1990-01-10 Sumitomo Metal Ind Ltd プラスチック廃棄物の処理装置
EP0470730B1 (de) * 1990-08-08 1996-04-17 Oki Electric Industry Co., Ltd. Ultraschallschleifsystem für keramisches Filter und Verfahren zum Abgleich dafür
JPH04103201A (ja) * 1990-08-22 1992-04-06 Fuji Elelctrochem Co Ltd 誘電体帯域阻止フィルタ
US5214398A (en) * 1990-10-31 1993-05-25 Ube Industries, Ltd. Dielectric filter coupling structure having a compact terminal arrangement
JP2910807B2 (ja) * 1991-10-25 1999-06-23 株式会社村田製作所 誘電体共振器装置、誘電体フィルタおよびそれらの製造方法
JP3293200B2 (ja) * 1992-04-03 2002-06-17 株式会社村田製作所 誘電体共振器
EP0556573B1 (de) * 1992-01-22 1998-09-23 Murata Manufacturing Co., Ltd. Dielektrischer Resonator und Verfahren zum Justieren seiner Charakteristik
JPH0685503A (ja) * 1992-08-31 1994-03-25 Sanyo Electric Co Ltd 誘電体フィルタ
JPH06140805A (ja) * 1992-10-26 1994-05-20 Murata Mfg Co Ltd 誘電体フィルタおよびその製造方法
US5329687A (en) * 1992-10-30 1994-07-19 Teledyne Industries, Inc. Method of forming a filter with integrally formed resonators
US5371717A (en) * 1993-06-15 1994-12-06 Hewlett-Packard Company Microgrooves for apodization and focussing of wideband clinical ultrasonic transducers
JP3517939B2 (ja) * 1994-04-18 2004-04-12 松下電器産業株式会社 誘電体共振器

Also Published As

Publication number Publication date
EP0790659A1 (de) 1997-08-20
JPH09223904A (ja) 1997-08-26
KR970063918A (ko) 1997-09-12
KR100268527B1 (ko) 2000-10-16
JP3125671B2 (ja) 2001-01-22
EP0790659B1 (de) 2002-06-05
US5841331A (en) 1998-11-24

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Legal Events

Date Code Title Description
8332 No legal effect for de