DE60200388D1 - Zweibandoszillator zur Verhinderung der Oszillationsleistungsreduzierung verursacht durch Arbeitspunkteinstellungswiderstand - Google Patents

Zweibandoszillator zur Verhinderung der Oszillationsleistungsreduzierung verursacht durch Arbeitspunkteinstellungswiderstand

Info

Publication number
DE60200388D1
DE60200388D1 DE60200388T DE60200388T DE60200388D1 DE 60200388 D1 DE60200388 D1 DE 60200388D1 DE 60200388 T DE60200388 T DE 60200388T DE 60200388 T DE60200388 T DE 60200388T DE 60200388 D1 DE60200388 D1 DE 60200388D1
Authority
DE
Germany
Prior art keywords
preventing
operating point
power reduction
reduction caused
oscillation power
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 - Fee Related
Application number
DE60200388T
Other languages
English (en)
Other versions
DE60200388T2 (de
Inventor
Yasuhiro Ikarashi
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Application granted granted Critical
Publication of DE60200388D1 publication Critical patent/DE60200388D1/de
Publication of DE60200388T2 publication Critical patent/DE60200388T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
    • H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
DE60200388T 2001-03-06 2002-02-16 Zweibandoszillator zur Verhinderung der Oszillationsleistungsreduzierung verursacht durch Arbeitspunkteinstellungswiderstand Expired - Fee Related DE60200388T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001061470A JP2002261543A (ja) 2001-03-06 2001-03-06 ２バンド発振器
JP2001061470 2001-03-06

Publications (2)

Publication Number Publication Date
DE60200388D1 true DE60200388D1 (de) 2004-05-27
DE60200388T2 DE60200388T2 (de) 2004-09-02

Family

ID=18920758

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60200388T Expired - Fee Related DE60200388T2 (de) 2001-03-06 2002-02-16 Zweibandoszillator zur Verhinderung der Oszillationsleistungsreduzierung verursacht durch Arbeitspunkteinstellungswiderstand

Country Status (7)

Country Link
US (1) US6590465B2 (de)
EP (1) EP1239601B1 (de)
JP (1) JP2002261543A (de)
KR (1) KR100468808B1 (de)
CN (1) CN1236552C (de)
DE (1) DE60200388T2 (de)
TW (1) TW522638B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004236112A (ja) 2003-01-31 2004-08-19 Murata Mfg Co Ltd 電圧制御発振器、複合モジュールおよび通信装置
JP2005057725A (ja) * 2003-07-24 2005-03-03 Murata Mfg Co Ltd 高周波発振器
JP2005109980A (ja) * 2003-09-30 2005-04-21 Fujitsu Media Device Kk スイッチング回路及びそれを有する電圧制御発振装置
JP2006319769A (ja) * 2005-05-13 2006-11-24 Alps Electric Co Ltd ２バンド発振器
TWI298579B (en) * 2005-10-04 2008-07-01 Univ Nat Taiwan Science Tech An dual-band voltage controlled oscillator utilizing switched feedback technology
KR100791169B1 (ko) 2006-06-09 2008-01-02 전만영 전계효과 트랜지스터를 사용한 저 전원전압 차동 클랩 전압제어 발진기
JP4721989B2 (ja) * 2006-09-01 2011-07-13 アルプス電気株式会社 ２バンド発振器

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08148933A (ja) * 1994-11-22 1996-06-07 Murata Mfg Co Ltd 電圧制御型発振器
US5852384A (en) 1996-04-25 1998-12-22 Matsushita Electric Industrial Co., Ltd. Dual band oscillator circuit using strip line resonators
JPH10163750A (ja) * 1996-11-27 1998-06-19 Tdk Corp 電圧制御発振器
JPH10270937A (ja) * 1997-03-27 1998-10-09 Murata Mfg Co Ltd 電圧制御発振器
JP3648979B2 (ja) * 1998-04-07 2005-05-18 松下電器産業株式会社 発振器とこれを用いた高周波モジュール
US5999061A (en) * 1998-05-05 1999-12-07 Vari-L Company, Inc. First and second oscillator circuits selectively coupled through passive output circuit to a load
US6188295B1 (en) * 1999-04-13 2001-02-13 Delta Electronics, Inc. Frequency adjustments by patterning micro-strips to form serially connected capacitors or inductor-capacitor (LC) Circuit
JP2000357919A (ja) * 1999-06-16 2000-12-26 Alps Electric Co Ltd 切替型発振回路
JP2001016033A (ja) * 1999-06-25 2001-01-19 Alps Electric Co Ltd 切替型発振回路
JP2001127544A (ja) 1999-08-19 2001-05-11 Alps Electric Co Ltd ２バンド発振装置
JP2001060826A (ja) * 1999-08-19 2001-03-06 Alps Electric Co Ltd ２バンド発振装置
JP2001111342A (ja) 1999-10-14 2001-04-20 Alps Electric Co Ltd ２バンド発振器
JP2001237640A (ja) * 2000-02-21 2001-08-31 Murata Mfg Co Ltd 電圧制御発振器および通信装置

Also Published As

Publication number Publication date
EP1239601B1 (de) 2004-04-21
KR20020071473A (ko) 2002-09-12
KR100468808B1 (ko) 2005-01-29
CN1374753A (zh) 2002-10-16
JP2002261543A (ja) 2002-09-13
CN1236552C (zh) 2006-01-11
DE60200388T2 (de) 2004-09-02
TW522638B (en) 2003-03-01
EP1239601A2 (de) 2002-09-11
US20020125958A1 (en) 2002-09-12
US6590465B2 (en) 2003-07-08
EP1239601A3 (de) 2003-06-25

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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