KR900007131A - 유극형 유전체필터(有極型 誘電體 filter) - Google Patents

유극형 유전체필터(有極型 誘電體 filter) Download PDF

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Publication number
KR900007131A
KR900007131A KR1019890014930A KR890014930A KR900007131A KR 900007131 A KR900007131 A KR 900007131A KR 1019890014930 A KR1019890014930 A KR 1019890014930A KR 890014930 A KR890014930 A KR 890014930A KR 900007131 A KR900007131 A KR 900007131A
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KR
South Korea
Prior art keywords
dielectric
pole
type dielectric
dielectric filters
disposed
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KR1019890014930A
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KR920009669B1 (ko
Inventor
도모가즈 고마자끼
가쯔히꼬 군지
노리오 오오니시
아끼라 마시오
Original Assignee
고스기 노부미쓰
오끼뎅끼 고오교오 가부시끼가이샤
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Publication of KR900007131A publication Critical patent/KR900007131A/ko
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Publication of KR920009669B1 publication Critical patent/KR920009669B1/ko
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

내용 없음.

Description

유극형 유전체필터(有極型 誘電體 filter)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1실시예를 표시하는 3단 구성 유전체필터의 구성도.
제2도는 제1도의 유전체필터의 집중 정수가 등가회로도.

Claims (1)

  1. 균질이며 단체의 블록상의 유전체와, 해당 유전체내에 거의 평행으로 형성된 복수개의 중심도체로서 이루어지는 복수개의 유전체 공진기와, 상기 각 중심도체의 한끝단에 연달아 설치되어 상기 유전체의 한측면에 배설된 도전성을 가지는 복수개의 조정용 전극파를 구비한 유전체필터에 있어서 상기 유전체 공진기간의 간격 또는 전극형상을 변형하여 결합 인덕턴스 또는 결합용량에 의한 오버커플링을 행하게 하여 유한의 주파수에 감쇠극을 구비시키도록 한 것을 특징으로 하는 유극형 유전체필터.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890014930A 1988-10-18 1989-10-17 유극형 유전체필터(有極型 誘電體 filter) Expired KR920009669B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63260440A JPH07105644B2 (ja) 1988-10-18 1988-10-18 有極型誘電体フィルタ
JP?63-260440 1988-10-18
JP88-260440 1988-10-18

Publications (2)

Publication Number Publication Date
KR900007131A true KR900007131A (ko) 1990-05-09
KR920009669B1 KR920009669B1 (ko) 1992-10-22

Family

ID=17347966

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890014930A Expired KR920009669B1 (ko) 1988-10-18 1989-10-17 유극형 유전체필터(有極型 誘電體 filter)

Country Status (5)

Country Link
US (1) US5150089A (ko)
EP (1) EP0364931B1 (ko)
JP (1) JPH07105644B2 (ko)
KR (1) KR920009669B1 (ko)
DE (1) DE68917676T2 (ko)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
KR100446932B1 (ko) * 2002-01-19 2004-09-04 센티스 주식회사 유전체필터 및 듀플렉서 유전체필터

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US5103197A (en) * 1989-06-09 1992-04-07 Lk-Products Oy Ceramic band-pass filter
US5227747A (en) * 1989-06-15 1993-07-13 Oki Electric Industry Co., Ltd. Dielectric filter having coupling amount adjusting patterns
GB2247125B (en) * 1990-08-16 1995-01-11 Technophone Ltd Tunable bandpass filter
FI88441C (fi) * 1991-06-25 1993-05-10 Lk Products Oy Temperaturkompenserat dielektriskt filter
FI88440C (fi) * 1991-06-25 1993-05-10 Lk Products Oy Keramiskt filter
US5216394A (en) * 1991-07-19 1993-06-01 Uniden Corporation Dielectric multi-line resonator including a coupling conductor line mainly inductively coupled to a resonator conductor line
FI90808C (fi) * 1992-05-08 1994-03-25 Lk Products Oy Resonaattorirakenne
US5537085A (en) * 1994-04-28 1996-07-16 Motorola, Inc. Interdigital ceramic filter with transmission zero
US5495215A (en) * 1994-09-20 1996-02-27 Motorola, Inc. Coaxial resonator filter with variable reactance circuitry for adjusting bandwidth
FR2733090B1 (fr) * 1995-04-13 1997-05-23 Thomson Csf Filtre passe-bande a cavites, a structure en peigne et radioaltimetre equipe d'un filtre d'entree de ce type
JP3158963B2 (ja) * 1995-05-31 2001-04-23 株式会社村田製作所 アンテナ共用器
JPH09107206A (ja) * 1995-08-04 1997-04-22 Ngk Spark Plug Co Ltd 誘電体フィルタ及びその結合容量調整方法
US5666093A (en) * 1995-08-11 1997-09-09 D'ostilio; James Phillip Mechanically tunable ceramic bandpass filter having moveable tabs
US5777276A (en) * 1996-07-26 1998-07-07 Micronics Computers Inc. Mother board with auxiliary conductors in parallel with power connectors
JPH1065467A (ja) * 1996-08-22 1998-03-06 Matsushita Electric Ind Co Ltd フィルタ付き低雑音増幅器
JPH10135707A (ja) * 1996-10-24 1998-05-22 Ngk Spark Plug Co Ltd 誘電体フィルタ
US6052040A (en) * 1997-03-03 2000-04-18 Ngk Spark Plug Co., Ltd. Dielectric duplexer with different capacitive coupling between antenna pad and transmitting and receiving sections
US5850168A (en) * 1997-04-18 1998-12-15 Motorola Inc. Ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and method of tuning same
US5864265A (en) * 1997-06-30 1999-01-26 Motorola Inc. Bandstop filter module with shunt zero
US5952900A (en) * 1997-12-02 1999-09-14 Cts Corporation Suppression of spurious cavity modes using resistive paste on a ceramic transverse-electromagnetic-mode (TEM) filter
JP3344333B2 (ja) * 1998-10-22 2002-11-11 株式会社村田製作所 フィルタ内蔵誘電体アンテナ、デュプレクサ内蔵誘電体アンテナおよび無線装置
KR20020006098A (ko) * 2000-07-11 2002-01-19 이형도 일체형 유전체 필터
KR20020006097A (ko) * 2000-07-11 2002-01-19 이형도 일체형 유전체 필터
US6570473B2 (en) * 2000-08-30 2003-05-27 Tkd Corporation Band pass filter
JP3864974B2 (ja) * 2005-01-18 2007-01-10 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装置
US7714680B2 (en) 2006-05-31 2010-05-11 Cts Corporation Ceramic monoblock filter with inductive direct-coupling and quadruplet cross-coupling
US8269579B2 (en) 2008-09-18 2012-09-18 Cts Corporation RF monoblock filter having an outwardly extending wall for mounting a lid filter thereon
US9030275B2 (en) 2008-12-09 2015-05-12 Cts Corporation RF monoblock filter with recessed top pattern and cavity providing improved attenuation
US9030276B2 (en) 2008-12-09 2015-05-12 Cts Corporation RF monoblock filter with a dielectric core and with a second filter disposed in a side surface of the dielectric core
US9030272B2 (en) 2010-01-07 2015-05-12 Cts Corporation Duplex filter with recessed top pattern and cavity
DE102014102521B4 (de) * 2014-02-26 2023-10-19 Snaptrack, Inc. Abstimmbare HF-Filterschaltung
US10828426B2 (en) 2018-04-06 2020-11-10 Miller Medical Llc Needle stick protection device

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JPS57112101A (en) * 1980-12-29 1982-07-13 Fujitsu Ltd Dielectric filter
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
JPS60254802A (ja) * 1984-05-30 1985-12-16 Murata Mfg Co Ltd 分布定数形フイルタ
JPS6152003A (ja) * 1984-08-21 1986-03-14 Murata Mfg Co Ltd 誘電体フイルタ
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JPS6354803A (ja) * 1986-08-26 1988-03-09 Oki Electric Ind Co Ltd 誘電体フイルタ
JPS6354804A (ja) * 1986-08-26 1988-03-09 Oki Electric Ind Co Ltd 誘電体フイルタ
JPS63124601A (ja) * 1986-11-14 1988-05-28 Oki Electric Ind Co Ltd 誘電体フイルタ
JPH0612841B2 (ja) * 1987-08-08 1994-02-16 沖電気工業株式会社 誘電体フィルタの周波数調整方法
JPS6453603A (en) * 1987-08-25 1989-03-01 Oki Electric Ind Co Ltd Polar type dielectric filter
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
JPH01112801A (ja) * 1987-10-26 1989-05-01 Kokusai Electric Co Ltd 誘電体帯域フィルタ
JPH0652842B2 (ja) * 1987-12-28 1994-07-06 沖電気工業株式会社 有極型誘電体フィルタ
US4965537A (en) * 1988-06-06 1990-10-23 Motorola Inc. Tuneless monolithic ceramic filter manufactured by using an art-work mask process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446932B1 (ko) * 2002-01-19 2004-09-04 센티스 주식회사 유전체필터 및 듀플렉서 유전체필터

Also Published As

Publication number Publication date
EP0364931A3 (en) 1990-11-22
KR920009669B1 (ko) 1992-10-22
DE68917676T2 (de) 1994-12-15
JPH02108302A (ja) 1990-04-20
US5150089A (en) 1992-09-22
DE68917676D1 (de) 1994-09-29
EP0364931B1 (en) 1994-08-24
EP0364931A2 (en) 1990-04-25
JPH07105644B2 (ja) 1995-11-13

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