DE60026710D1 - Leistungsverstärker mit hohem wirkungsgrad - Google Patents

Leistungsverstärker mit hohem wirkungsgrad

Info

Publication number
DE60026710D1
DE60026710D1 DE60026710T DE60026710T DE60026710D1 DE 60026710 D1 DE60026710 D1 DE 60026710D1 DE 60026710 T DE60026710 T DE 60026710T DE 60026710 T DE60026710 T DE 60026710T DE 60026710 D1 DE60026710 D1 DE 60026710D1
Authority
DE
Germany
Prior art keywords
power amplifier
high efficiency
efficiency
amplifier
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
DE60026710T
Other languages
English (en)
Other versions
DE60026710T2 (de
Inventor
Eugene Sigmon
Gene Myers
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE60026710D1 publication Critical patent/DE60026710D1/de
Publication of DE60026710T2 publication Critical patent/DE60026710T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/511—Many discrete supply voltages or currents or voltage levels can be chosen by a control signal in an IC-block amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21106—An input signal being distributed in parallel over the inputs of a plurality of power amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21142—Output signals of a plurality of power amplifiers are parallel combined to a common output
DE60026710T 1999-09-03 2000-07-06 Leistungsverstärker mit hohem wirkungsgrad Expired - Fee Related DE60026710T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US389903 1999-09-03
US09/389,903 US6157253A (en) 1999-09-03 1999-09-03 High efficiency power amplifier circuit with wide dynamic backoff range
PCT/US2000/018579 WO2001018956A1 (en) 1999-09-03 2000-07-06 High efficiency power amplifier

Publications (2)

Publication Number Publication Date
DE60026710D1 true DE60026710D1 (de) 2006-05-11
DE60026710T2 DE60026710T2 (de) 2006-10-19

Family

ID=23540236

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60026710T Expired - Fee Related DE60026710T2 (de) 1999-09-03 2000-07-06 Leistungsverstärker mit hohem wirkungsgrad

Country Status (5)

Country Link
US (1) US6157253A (de)
EP (1) EP1127406B1 (de)
DE (1) DE60026710T2 (de)
FR (1) FR2798244B1 (de)
WO (1) WO2001018956A1 (de)

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US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
US7570931B2 (en) * 2006-06-02 2009-08-04 Crestcom, Inc. RF transmitter with variably biased RF power amplifier and method therefor
US8315336B2 (en) 2007-05-18 2012-11-20 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
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US8064851B2 (en) * 2008-03-06 2011-11-22 Crestcom, Inc. RF transmitter with bias-signal-induced distortion compensation and method therefor
US8476976B2 (en) 2008-04-18 2013-07-02 Nujira Limited Multi-stage amplifier
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US7965211B1 (en) * 2009-11-09 2011-06-21 Rockwell Collins, Inc. High power DAC power amplifier
US8509713B2 (en) * 2009-12-21 2013-08-13 Ubidyne, Inc. Single envelope tracking system for an active antenna array
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US9107167B2 (en) * 2012-12-03 2015-08-11 Broadcom Corporation Envelope tracking signal bandwidth control
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Also Published As

Publication number Publication date
EP1127406B1 (de) 2006-03-15
FR2798244B1 (fr) 2005-09-30
FR2798244A1 (fr) 2001-03-09
EP1127406A1 (de) 2001-08-29
US6157253A (en) 2000-12-05
WO2001018956A1 (en) 2001-03-15
DE60026710T2 (de) 2006-10-19

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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