JPH02130103U - - Google Patents

Info

Publication number
JPH02130103U
JPH02130103U JP1988149394U JP14939488U JPH02130103U JP H02130103 U JPH02130103 U JP H02130103U JP 1988149394 U JP1988149394 U JP 1988149394U JP 14939488 U JP14939488 U JP 14939488U JP H02130103 U JPH02130103 U JP H02130103U
Authority
JP
Japan
Prior art keywords
groove
electrodes
dielectric block
electrode
holes
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.)
Pending
Application number
JP1988149394U
Other languages
English (en)
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 filed Critical
Priority to JP1988149394U priority Critical patent/JPH02130103U/ja
Priority to US07/390,566 priority patent/US4937542A/en
Publication of JPH02130103U publication Critical patent/JPH02130103U/ja
Pending 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)

Description

【図面の簡単な説明】
第１図はこの考案の一実施例の構成を示す斜視
図、第２図は同実施例の構成を示す正面図、第３
図は同実施例の構成を示す側面図、第４図は同実
施例の構成を示す底面図、第５図〜第８図はこの
考案の他の実施例の構成を示す斜視図、正面図、
側面図および底面図、第９図〜第１２図はこの考
案の実施例の変形例の構成を示す正面図および底
面図、第１３図はこの考案の実施例による誘電体
フイルタの等価回路図、第１４図は従来の誘電体
フイルタの構成を示す斜視図である。 １……誘電体ブロツク、１ａ……一端面、１ｂ
……非電極形成部（接続部）、２…凹溝、２ａ…
…溝底面、２ｂ，２ｃ……溝側面、３ａ，３ｂ…
…貫通孔、４ａ，４ｂ……内部電極、５……外部
電極、６ａ，６ｃ……溝側面電極（第２の溝側面
電極）、６ｂ，６ｄ……溝側面電極（第１の溝側
面電極）、７ａ，７ｂ……溝底面電極、９ａ，９
ｂ……入出力端子電極、１０……基板、１１……
アース電極パターン、１２ａ，１２ｂ……入出力
用電極パターン。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 略直方体形状の誘電体ブロツクの一端面に
    凹溝を設け、該凹溝の底面から前記誘電体ブロツ
    クの他端面に貫通する複数の貫通孔を一列に設け
    ると共に、前記誘電体ブロツクの一端面以外の外
    周面に外部電極を、前記各貫通孔の内周面に内部
    電極を、前記凹溝の一側面および他側面の前記各
    貫通孔と各々対応する位置に第１および第２の溝
    側面電極を各々設け、さらに前記各内部電極と前
    記各第１および第２の溝側面電極間を各々接続す
    る溝底面電極を設けて成り、 前記誘電体ブロツクの外周面の内、前記第１の
    溝側面電極と前記誘電体ブロツクを介して対向す
    る部分に、前記外部電極を形成せずに、実装され
    る基板上の入出力用電極パターンと接触する接続
    部を形成したことを特徴とする誘電体フイルタ。 (2) 前記接続部の、前記各第１の溝側面電極と
    各々対向する位置に、入出力端子電極を設けたこ
    とを特徴とする請求項１記載の誘電体フイルタ。
JP1988149394U 1988-11-16 1988-11-16 Pending JPH02130103U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988149394U JPH02130103U (ja) 1988-11-16 1988-11-16
US07/390,566 US4937542A (en) 1988-11-16 1989-08-07 Dielectric filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988149394U JPH02130103U (ja) 1988-11-16 1988-11-16

Publications (1)

Publication Number Publication Date
JPH02130103U true JPH02130103U (ja) 1990-10-26

Family

ID=15474168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988149394U Pending JPH02130103U (ja) 1988-11-16 1988-11-16

Country Status (2)

Country Link
US (1) US4937542A (ja)
JP (1) JPH02130103U (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02116102U (ja) * 1989-03-06 1990-09-18
JPH04167701A (ja) * 1990-10-30 1992-06-15 Sanyo Electric Co Ltd 誘電体フィルタ
JPH04116403U (ja) * 1991-03-30 1992-10-19 太陽誘電株式会社 マイクロ・ストリツプラインフイルタ
JPH04311103A (ja) * 1991-04-10 1992-11-02 Murata Mfg Co Ltd 誘電体同軸共振器および誘電体フィルタ
JPH05327310A (ja) * 1992-05-25 1993-12-10 Matsushita Electric Ind Co Ltd 面実装型誘電体フィルタ
JP2012514954A (ja) * 2009-01-08 2012-06-28 シーティーエス・コーポレーション 凹型上部パターンとキャビティを具備した複式フィルタ

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO176298C (no) * 1989-02-16 1995-03-08 Oki Electric Ind Co Ltd Filter av LC- eller hybridtypen
US5144269A (en) * 1990-03-20 1992-09-01 Sanyo Electric Co., Ltd. Dielectric filter having external connection formed on dielectric substrate
JPH0477002A (ja) * 1990-07-16 1992-03-11 Matsushita Electric Ind Co Ltd 誘電体フィルタ
US5146193A (en) * 1991-02-25 1992-09-08 Motorola, Inc. Monolithic ceramic filter or duplexer having surface mount corrections and transmission zeroes
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
US5162760A (en) * 1991-12-19 1992-11-10 Motorola, Inc. Dielectric block filter with isolated input/output contacts
JP3293200B2 (ja) * 1992-04-03 2002-06-17 株式会社村田製作所 誘電体共振器
US5208568A (en) * 1992-02-03 1993-05-04 Motorola, Inc. Method for producing dielectric resonator apparatus having metallized mesa
DE4229165C2 (de) * 1992-09-01 1995-11-02 Siemens Matsushita Components Keramik-Koaxialresonator
US5327109A (en) * 1992-11-04 1994-07-05 Motorola, Inc. Block filter having high-side passband transfer function zeroes
US5406236A (en) * 1992-12-16 1995-04-11 Motorola, Inc. Ceramic block filter having nonsymmetrical input and output impedances and combined radio communication apparatus
JPH0786807A (ja) * 1993-07-23 1995-03-31 Sony Chem Corp 誘電体フィルタ
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
JP3450926B2 (ja) * 1995-02-02 2003-09-29 日本特殊陶業株式会社 誘電体フィルタ及びその周波数帯域幅の調整方法
JPH08213810A (ja) * 1995-02-03 1996-08-20 Matsushita Electric Ind Co Ltd 誘電体共振器
US5721520A (en) * 1995-08-14 1998-02-24 Motorola, Inc. Ceramic filter with ground plane features which provide transmission zero and coupling adjustment
JPH09312506A (ja) * 1996-05-23 1997-12-02 Ngk Spark Plug Co Ltd 誘電体フィルタ
JPH1155007A (ja) * 1997-07-30 1999-02-26 Sumitomo Kinzoku Erekutorodebaisu:Kk 誘電体フィルタおよびその製造方法
CA2708263C (en) * 2007-12-10 2012-10-23 Cts Corporation Rf monoblock filter with recessed top pattern and cavity providing improved attenuation
WO2010014231A1 (en) * 2008-08-01 2010-02-04 Cts Corporation Rf filter/resonator with protruding tabs
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
US20140340177A1 (en) * 2011-12-14 2014-11-20 Nec Corporation Resonant circuit, distributed amplifier, and oscillator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61161806A (ja) * 1985-01-11 1986-07-22 Mitsubishi Electric Corp 高周波ろ波器
JPS61290801A (ja) * 1985-06-19 1986-12-20 Hitachi Ltd マイクロストリツプ共振器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5895403A (ja) * 1981-12-01 1983-06-07 Matsushita Electric Ind Co Ltd 同軸型誘電体共振器
JPS60114004A (ja) * 1983-11-25 1985-06-20 Murata Mfg Co Ltd 誘電体フィルタの実装構造
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
JPH055681Y2 (ja) * 1985-10-18 1993-02-15

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61161806A (ja) * 1985-01-11 1986-07-22 Mitsubishi Electric Corp 高周波ろ波器
JPS61290801A (ja) * 1985-06-19 1986-12-20 Hitachi Ltd マイクロストリツプ共振器

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02116102U (ja) * 1989-03-06 1990-09-18
JPH04167701A (ja) * 1990-10-30 1992-06-15 Sanyo Electric Co Ltd 誘電体フィルタ
JPH04116403U (ja) * 1991-03-30 1992-10-19 太陽誘電株式会社 マイクロ・ストリツプラインフイルタ
JPH04311103A (ja) * 1991-04-10 1992-11-02 Murata Mfg Co Ltd 誘電体同軸共振器および誘電体フィルタ
JPH05327310A (ja) * 1992-05-25 1993-12-10 Matsushita Electric Ind Co Ltd 面実装型誘電体フィルタ
JP2012514954A (ja) * 2009-01-08 2012-06-28 シーティーエス・コーポレーション 凹型上部パターンとキャビティを具備した複式フィルタ

Also Published As

Publication number Publication date
US4937542A (en) 1990-06-26

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