DE3380549D1 - A dielectric filter - Google Patents

A dielectric filter

Info

Publication number
DE3380549D1
DE3380549D1 DE8383104137T DE3380549T DE3380549D1 DE 3380549 D1 DE3380549 D1 DE 3380549D1 DE 8383104137 T DE8383104137 T DE 8383104137T DE 3380549 T DE3380549 T DE 3380549T DE 3380549 D1 DE3380549 D1 DE 3380549D1
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
Application number
DE8383104137T
Other languages
English (en)
Inventor
Atsushi Fukasawa
Kenichiro Hosoda
Takuro Sato
Tatumasa Yoshida
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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
Priority claimed from JP57076565A external-priority patent/JPS58194402A/ja
Priority claimed from JP7656682A external-priority patent/JPS58194403A/ja
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE3380549D1 publication Critical patent/DE3380549D1/de
Expired 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)
DE8383104137T 1982-05-10 1983-04-27 A dielectric filter Expired DE3380549D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57076565A JPS58194402A (ja) 1982-05-10 1982-05-10 誘電体フイルタ
JP7656682A JPS58194403A (ja) 1982-05-10 1982-05-10 誘電体フイルタ

Publications (1)

Publication Number Publication Date
DE3380549D1 true DE3380549D1 (en) 1989-10-12

Family

ID=26417704

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8383104137T Expired DE3380549D1 (en) 1982-05-10 1983-04-27 A dielectric filter
DE3382762T Expired - Fee Related DE3382762T2 (de) 1982-05-10 1983-04-27 Dielektrischer Filter.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3382762T Expired - Fee Related DE3382762T2 (de) 1982-05-10 1983-04-27 Dielektrischer Filter.

Country Status (4)

Country Link
US (1) US4546333A (de)
EP (1) EP0093956B1 (de)
CA (1) CA1195391A (de)
DE (2) DE3380549D1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6152003A (ja) * 1984-08-21 1986-03-14 Murata Mfg Co Ltd 誘電体フイルタ
US4742562A (en) * 1984-09-27 1988-05-03 Motorola, Inc. Single-block dual-passband ceramic filter useable with a transceiver
GB2165098B (en) * 1984-09-27 1988-05-25 Motorola Inc Radio frequency filters
US4768003A (en) * 1984-09-28 1988-08-30 Oki Electric Industry Co., Inc. Microwave filter
JPS62141802A (ja) * 1985-12-16 1987-06-25 Murata Mfg Co Ltd 誘電体同軸共振器の固定構造
KR920001453B1 (ko) * 1986-05-12 1992-02-14 오끼뎅끼 고오교오 가부시끼가이샤 유전체 필터
US4716391A (en) * 1986-07-25 1987-12-29 Motorola, Inc. Multiple resonator component-mountable filter
US4692726A (en) * 1986-07-25 1987-09-08 Motorola, Inc. Multiple resonator dielectric filter
US4954796A (en) * 1986-07-25 1990-09-04 Motorola, Inc. Multiple resonator dielectric filter
US4745379A (en) * 1987-02-25 1988-05-17 Rockwell International Corp. Launcher-less and lumped capacitor-less ceramic comb-line filters
US5023866A (en) * 1987-02-27 1991-06-11 Motorola, Inc. Duplexer filter having harmonic rejection to control flyback
DE3821071A1 (de) * 1987-06-22 1989-01-05 Murata Manufacturing Co Dielektrischer filter
JPH01251801A (ja) * 1988-03-30 1989-10-06 Ngk Spark Plug Co Ltd 三導体構造フィルタ
US4879533A (en) * 1988-04-01 1989-11-07 Motorola, Inc. Surface mount filter with integral transmission line connection
US4823098A (en) * 1988-06-14 1989-04-18 Motorola, Inc. Monolithic ceramic filter with bandstop function
GB2236432B (en) * 1989-09-30 1994-06-29 Kyocera Corp Dielectric filter
US6060965A (en) * 1993-12-14 2000-05-09 Electronics And Telecommunications Research Institute Dielectric resonator and filter including capacitor electrodes on a non-conductive surface
US5731746A (en) * 1995-06-30 1998-03-24 Motorola Inc. Multi-frequency ceramic block filter with resonators in different planes
JPH09252206A (ja) * 1996-01-08 1997-09-22 Murata Mfg Co Ltd 誘電体フィルタ
DE19624683C1 (de) * 1996-06-20 1997-10-16 Siemens Ag Wärmeleitfähigkeitsdetektor
JP3303787B2 (ja) * 1998-08-24 2002-07-22 株式会社村田製作所 電極の切除方法
JP2002290108A (ja) 2001-01-22 2002-10-04 Murata Mfg Co Ltd 誘電体デュプレクサおよび通信装置
JP5550733B2 (ja) * 2010-09-29 2014-07-16 京セラ株式会社 同軸共振器ならびにそれを用いた誘電体フィルタ，無線通信モジュールおよび無線通信機器
US11108143B2 (en) * 2019-09-04 2021-08-31 City University Of Hong Kong Antenna and related communication device
CN113972455B (zh) * 2021-11-25 2022-09-30 南京航空航天大学 机械可调低通滤波器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1228011B (de) * 1963-07-02 1966-11-03 Siemens Ag Durchstimmbares Bandfilter fuer sehr kurze elektromagnetische Wellen
US3947934A (en) * 1973-07-20 1976-04-06 Rca Corporation Method of tuning a tunable microelectronic LC circuit
US4179673A (en) * 1977-02-14 1979-12-18 Murata Manufacturing Co., Ltd. Interdigital filter
JPS55143801A (en) * 1979-04-27 1980-11-10 Tdk Corp Distributed constant filter
US4288530A (en) * 1979-10-15 1981-09-08 Motorola, Inc. Method of tuning apparatus by low power laser beam removal
DE3164402D1 (en) * 1980-04-28 1984-08-02 Oki Electric Ind Co Ltd A high frequency filter
FR2509536A1 (fr) * 1981-07-07 1983-01-14 Thomson Csf Filtre hyperfrequence comportant des couplages entre troncons de ligne et des moyens de reglage
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter

Also Published As

Publication number Publication date
DE3382762T2 (de) 1995-05-04
EP0093956A3 (en) 1985-08-07
EP0093956A2 (de) 1983-11-16
CA1195391A (en) 1985-10-15
EP0093956B1 (de) 1989-09-06
DE3382762D1 (de) 1994-12-08
US4546333A (en) 1985-10-08

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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