DE69636411D1 - Abstimmbarer verstärker - Google Patents

Abstimmbarer verstärker

Info

Publication number
DE69636411D1
DE69636411D1 DE69636411T DE69636411T DE69636411D1 DE 69636411 D1 DE69636411 D1 DE 69636411D1 DE 69636411 T DE69636411 T DE 69636411T DE 69636411 T DE69636411 T DE 69636411T DE 69636411 D1 DE69636411 D1 DE 69636411D1
Authority
DE
Germany
Prior art keywords
tunable amplifier
tunable
amplifier
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
DE69636411T
Other languages
English (en)
Inventor
Tadataka Ohe
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69636411D1 publication Critical patent/DE69636411D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/20—Two-port phase shifters providing an adjustable phase shift
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/191—Tuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195—High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
DE69636411T 1995-11-07 1996-03-06 Abstimmbarer verstärker Expired - Lifetime DE69636411D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP31367095 1995-11-07
JP31366995 1995-11-07
PCT/JP1996/000530 WO1997017754A1 (fr) 1995-11-07 1996-03-06 Amplificateur d'accord

Publications (1)

Publication Number Publication Date
DE69636411D1 true DE69636411D1 (de) 2006-09-14

Family

ID=26567661

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69636411T Expired - Lifetime DE69636411D1 (de) 1995-11-07 1996-03-06 Abstimmbarer verstärker

Country Status (10)

Country Link
US (1) US6034566A (de)
EP (1) EP0860942B1 (de)
JP (1) JP3628334B2 (de)
KR (1) KR19990028989A (de)
CN (1) CN1084962C (de)
AU (1) AU4889196A (de)
DE (1) DE69636411D1 (de)
HK (1) HK1016760A1 (de)
TW (1) TW291625B (de)
WO (1) WO1997017754A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6813485B2 (en) * 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6879817B1 (en) * 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US7110435B1 (en) * 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US6492876B1 (en) * 2001-10-25 2002-12-10 National Semiconductor Corporation Low power analog equalizer with variable op-amp gain
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7116163B2 (en) * 2004-08-02 2006-10-03 Broadcom Corporation Buffer circuit
DE102006045279A1 (de) * 2006-01-31 2007-08-09 Micro-Epsilon Messtechnik Gmbh & Co. Kg Schaltung zum Einstellen einer Impedanz
CN101420209B (zh) * 2008-11-21 2011-08-31 北京时代民芯科技有限公司 一种高速大动态范围数字化自动增益控制电路
KR101666877B1 (ko) 2011-10-12 2016-10-18 삼성에스디아이 주식회사 리튬 이차 전지
US9595931B2 (en) * 2014-09-12 2017-03-14 Ess Technology, Inc. Two differential amplifier configuration
CN105450198A (zh) * 2015-12-31 2016-03-30 陕西烽火电子股份有限公司 一种介质谐振器型电调滤波器
CN108111010A (zh) * 2017-03-20 2018-06-01 中惠创智无线供电技术有限公司 一种功率因数补偿系统及电源
WO2019063505A1 (en) * 2017-09-30 2019-04-04 Signify Holding B.V. CONTROLLED ATTACK CIRCUIT AND ATTACK METHOD
CN107967907B (zh) * 2018-01-18 2021-03-09 京东方科技集团股份有限公司 反相电路、驱动方法、阵列基板、检测方法及显示装置
US11552644B2 (en) * 2020-01-19 2023-01-10 Ixi Technology Holdings, Inc. Fast frequency hopping of modulated signals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434070A (en) * 1966-01-14 1969-03-18 Sylvania Electric Prod Shunt feed for increasing amplifier output power
US4023113A (en) * 1974-03-04 1977-05-10 Hammond Corporation Voltage controlled filter
US3972006A (en) * 1974-09-20 1976-07-27 Beckman Instruments, Inc. Bandpass filter
DE2608431C3 (de) * 1976-03-01 1978-08-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Aus zwei Allpaflgliedern erster Ordnung gebildete spulenlose Filterschaltung
JPS5840935A (ja) * 1981-09-03 1983-03-10 Fujitsu Ten Ltd 高周波同調回路
JPH02130008A (ja) * 1988-11-09 1990-05-18 Toshiba Corp 高周波電力増幅回路
US4994761A (en) * 1989-11-06 1991-02-19 Motorola Inc. VHF power amplifier
US5235223A (en) * 1991-08-29 1993-08-10 Harman International Industries, Inc. Constant Q peaking filter utilizing synthetic inductor and simulated capacitor
JP2712923B2 (ja) * 1991-09-10 1998-02-16 富士通株式会社 Ｓａｔ移相回路
US5329249A (en) * 1993-10-13 1994-07-12 Pacific Monolithics, Inc. High efficiency RF power amplifier
AU2353895A (en) * 1994-05-10 1995-11-29 Takeshi Ikeda Tuned amplifier
US5886580A (en) * 1994-06-13 1999-03-23 Ikeda; Takeshi Tuned amplifier
AU3087395A (en) * 1994-08-05 1996-03-04 Takeshi Ikeda Tuning amplifier

Also Published As

Publication number Publication date
EP0860942A4 (de) 2004-03-10
EP0860942B1 (de) 2006-08-02
CN1084962C (zh) 2002-05-15
AU4889196A (en) 1997-05-29
EP0860942A1 (de) 1998-08-26
WO1997017754A1 (fr) 1997-05-15
KR19990028989A (ko) 1999-04-15
US6034566A (en) 2000-03-07
HK1016760A1 (en) 1999-11-05
TW291625B (en) 1996-11-21
CN1192829A (zh) 1998-09-09
JP3628334B2 (ja) 2005-03-09

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Legal Events

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