DE69826919D1 - Niederspannungshochfrequenzverstärker - Google Patents

Niederspannungshochfrequenzverstärker

Info

Publication number
DE69826919D1
DE69826919D1 DE1998626919 DE69826919T DE69826919D1 DE 69826919 D1 DE69826919 D1 DE 69826919D1 DE 1998626919 DE1998626919 DE 1998626919 DE 69826919 T DE69826919 T DE 69826919T DE 69826919 D1 DE69826919 D1 DE 69826919D1
Authority
DE
Germany
Prior art keywords
low
frequency amplifier
voltage high
voltage
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
DE1998626919
Other languages
English (en)
Other versions
DE69826919T2 (de
Inventor
Paul Cooper Davis
Brian K Horton
Milton Luther Embree
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE69826919D1 publication Critical patent/DE69826919D1/de
Application granted granted Critical
Publication of DE69826919T2 publication Critical patent/DE69826919T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1433—Balanced arrangements with transistors using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0033—Current mirrors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0088—Reduction of intermodulation, nonlinearities, adjacent channel interference; intercept points of harmonics or intermodulation products
DE69826919T 1997-05-09 1998-04-28 Niederspannungshochfrequenzverstärker Expired - Lifetime DE69826919T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US4613997P 1997-05-09 1997-05-09
US46139P 1997-05-09
US08/974,818 US5929708A (en) 1997-05-09 1997-11-20 Low-voltage radio frequency amplifier
US974818 1997-11-20

Publications (2)

Publication Number Publication Date
DE69826919D1 true DE69826919D1 (de) 2004-11-18
DE69826919T2 DE69826919T2 (de) 2006-09-14

Family

ID=26723606

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69826919T Expired - Lifetime DE69826919T2 (de) 1997-05-09 1998-04-28 Niederspannungshochfrequenzverstärker

Country Status (4)

Country Link
US (1) US5929708A (de)
EP (1) EP0877479B1 (de)
JP (1) JP3366571B2 (de)
DE (1) DE69826919T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366103B (en) 2000-08-10 2004-05-26 Sgs Thomson Microelectronics Mixer circuitry
US6472937B1 (en) 2000-11-15 2002-10-29 Conexant Systems, Inc. Bias enhancement circuit for linear amplifiers
KR100785003B1 (ko) * 2002-09-06 2007-12-11 삼성전자주식회사 위상동기루프(ｐｌｌ)의 제어전압을 이용한 멀티밴드용송수신장치 및 송수신 방법
FR2867632A1 (fr) * 2004-03-12 2005-09-16 St Microelectronics Sa Circuit de conversion d'un signal differentiel en un signal non differentiel, et emetteur rf dote d'un tel circuit
US7443241B2 (en) * 2005-11-28 2008-10-28 Via Technologies Inc. RF variable gain amplifier
US8724281B2 (en) * 2012-04-25 2014-05-13 Apple Inc. Techniques for detecting removal of a connector
US8891216B2 (en) 2012-04-25 2014-11-18 Apple Inc. Techniques for detecting removal of a connector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374335A (en) * 1980-05-19 1983-02-15 Precision Monolithics, Inc. Tuneable I.C. active integrator
US4485352A (en) * 1982-08-30 1984-11-27 Motorola, Inc. Current amplifier
GB2158665B (en) * 1984-05-11 1988-07-27 Stc Plc Voltage follower
FR2680614A1 (fr) * 1991-08-21 1993-02-26 Philips Composants Amplificateur differentiel et melangeur oscillateur l'incorporant.
US5337010A (en) * 1992-01-31 1994-08-09 Sony Corporation Wide-band amplifier apparatus
US5479133A (en) * 1994-10-25 1995-12-26 Elantec, Inc. Ultra high gain amplifier
US5610557A (en) * 1995-06-07 1997-03-11 Linear Technology Corporation Method and circuit for trimming an operational amplifier having dual input stages

Also Published As

Publication number Publication date
EP0877479B1 (de) 2004-10-13
EP0877479A1 (de) 1998-11-11
US5929708A (en) 1999-07-27
JP3366571B2 (ja) 2003-01-14
JPH118519A (ja) 1999-01-12
DE69826919T2 (de) 2006-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition