DE69320576T2 - Frequenzabstimmbarer Resonator mit einem Varaktor - Google Patents

Frequenzabstimmbarer Resonator mit einem Varaktor

Info

Publication number
DE69320576T2
DE69320576T2 DE69320576T DE69320576T DE69320576T2 DE 69320576 T2 DE69320576 T2 DE 69320576T2 DE 69320576 T DE69320576 T DE 69320576T DE 69320576 T DE69320576 T DE 69320576T DE 69320576 T2 DE69320576 T2 DE 69320576T2
Authority
DE
Germany
Prior art keywords
varactor
tunable resonator
frequency tunable
resonator
frequency
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
DE69320576T
Other languages
English (en)
Other versions
DE69320576D1 (de
Inventor
Toru Yamada
Toshio Ishizaki
Yoshihiro Nakagawa
Makoto Sakakura
Koji Hashimoto
Toshiaki Nakamura
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial 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 JP25954592A external-priority patent/JP2853480B2/ja
Priority claimed from JP05131789A external-priority patent/JP3141626B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69320576D1 publication Critical patent/DE69320576D1/de
Publication of DE69320576T2 publication Critical patent/DE69320576T2/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
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H01P7/088—Tunable resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/04—Coaxial resonators
DE69320576T 1992-09-29 1993-09-28 Frequenzabstimmbarer Resonator mit einem Varaktor Expired - Lifetime DE69320576T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25954592A JP2853480B2 (ja) 1992-09-29 1992-09-29 バラクタ装荷共振器
JP05131789A JP3141626B2 (ja) 1993-06-02 1993-06-02 バラクタ装荷共振器

Publications (2)

Publication Number Publication Date
DE69320576D1 DE69320576D1 (de) 1998-10-01
DE69320576T2 true DE69320576T2 (de) 1999-01-14

Family

ID=26466524

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320576T Expired - Lifetime DE69320576T2 (de) 1992-09-29 1993-09-28 Frequenzabstimmbarer Resonator mit einem Varaktor

Country Status (3)

Country Link
US (1) US5475350A (de)
EP (1) EP0590612B1 (de)
DE (1) DE69320576T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI97754C (fi) * 1994-12-21 1997-02-10 Verdera Oy Resonaattorin resonanssitaajuuden sähköinen säätö
US6192752B1 (en) * 1995-08-04 2001-02-27 Zevex, Inc. Noninvasive electromagnetic fluid level sensor
JPH1032429A (ja) * 1996-07-18 1998-02-03 Matsushita Electric Ind Co Ltd 電圧制御共振器およびその調整方法
EP0877437A1 (de) * 1997-05-07 1998-11-11 Murata Manufacturing Co., Ltd. Streifenleitungsresonator und variabler Resonator
JP3574893B2 (ja) * 1999-10-13 2004-10-06 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
JP3613156B2 (ja) * 2000-01-18 2005-01-26 株式会社村田製作所 誘電体フィルタ、アンテナ共用器及び通信機装置
JP4071712B2 (ja) * 2001-09-27 2008-04-02 クゥアルコム・インコーポレイテッド 電気的にチューナブルな帯域通過フィルター
US7268634B2 (en) * 2004-08-27 2007-09-11 The Hong Kong University Of Science And Technology Dual-mode voltage controlled oscillator using integrated variable inductors
US7726174B2 (en) 2006-10-24 2010-06-01 Zevex, Inc. Universal air bubble detector
EP2183564B1 (de) 2007-08-24 2019-01-02 Moog Inc. Luft- und flüssigkeitsultraschalldetektor
CA2751519C (en) 2009-02-06 2016-07-26 Zevex, Inc. Air bubble detector

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1137600B (it) * 1981-07-08 1986-09-10 Cise Spa Oscillatore planare a cavita' dielettrica operante a frequenza di microonde
JPS6390901A (ja) * 1986-10-06 1988-04-21 Matsushita Electric Ind Co Ltd 電圧制御フイルタ
US4721932A (en) * 1987-02-25 1988-01-26 Rockwell International Corporation Ceramic TEM resonator bandpass filters with varactor tuning
FR2614150A1 (fr) * 1987-04-15 1988-10-21 Alcatel Thomson Faisceaux Oscillateur a resonateur dielectrique et accord electronique de frequence par varactor, notamment dans la gamme des 22 ghz
JPH0793535B2 (ja) * 1988-01-25 1995-10-09 松下電器産業株式会社 バラクタ装荷誘電体共振器と電圧制御型発振器
JPH0644681B2 (ja) * 1988-11-21 1994-06-08 国際電気株式会社 帯域阻止フィルタ
JPH0334608A (ja) * 1989-06-30 1991-02-14 Oki Electric Ind Co Ltd マイクロ波帯誘電体電圧制御発振器
JPH0334305U (de) * 1989-08-14 1991-04-04
CA2037262A1 (en) * 1990-03-02 1991-09-03 Hiroyuki Sogo Dielectric resonator and a filter using same
JP3159445B2 (ja) * 1990-11-27 2001-04-23 松下電器産業株式会社 高周波発振装置
JPH04213204A (ja) * 1990-12-10 1992-08-04 Fujitsu Ltd 共振回路及び共振周波数調整方法
JP3088021B2 (ja) * 1990-12-20 2000-09-18 株式会社村田製作所 電圧制御発振器
JP3402369B2 (ja) * 1991-11-11 2003-05-06 ティーディーケイ株式会社 発振器モジュール
JPH04358408A (ja) * 1991-06-04 1992-12-11 Fujitsu Ltd 共振回路及びその共振回路を使用した電圧制御発振器
JP2949200B2 (ja) * 1992-02-19 1999-09-13 住友金属工業株式会社 電圧制御発振器の周波数調整方法

Also Published As

Publication number Publication date
EP0590612B1 (de) 1998-08-26
EP0590612A1 (de) 1994-04-06
DE69320576D1 (de) 1998-10-01
US5475350A (en) 1995-12-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 81476 MUENCHEN

8328 Change in the person/name/address of the agent

Representative=s name: BOCKHORNI & KOLLEGEN, 80687 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP