JP6208135B2 - 電力消費量を低減させるための回路 - Google Patents

電力消費量を低減させるための回路 Download PDF

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Publication number
JP6208135B2
JP6208135B2 JP2014530911A JP2014530911A JP6208135B2 JP 6208135 B2 JP6208135 B2 JP 6208135B2 JP 2014530911 A JP2014530911 A JP 2014530911A JP 2014530911 A JP2014530911 A JP 2014530911A JP 6208135 B2 JP6208135 B2 JP 6208135B2
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Prior art keywords
bias voltage
power amplifier
predistortion
circuit
power
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Japanese (ja)
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JP2015512160A5 (enExample
JP2015512160A (ja
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コムニナキス、クリストス
チェラッパ、ビジャイ・ケー．
ジェン、ジーフェン
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • 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
    • H03F1/0244—Stepped control
    • 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
    • H03F1/0266—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 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
    • H03F1/0272—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 by using a signal derived from the output 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/321—Use of a microprocessor in an amplifier circuit or its control circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
JP2014530911A 2011-09-16 2012-09-14 電力消費量を低減させるための回路 Active JP6208135B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161535871P 2011-09-16 2011-09-16
US61/535,871 2011-09-16
US13/613,668 US9041464B2 (en) 2011-09-16 2012-09-13 Circuitry for reducing power consumption
US13/613,668 2012-09-13
PCT/US2012/055642 WO2013040505A1 (en) 2011-09-16 2012-09-14 Circuitry for reducing power consumption

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2016074376A Division JP6342443B2 (ja) 2011-09-16 2016-04-01 電力消費量を低減させるための回路

Publications (3)

Publication Number Publication Date
JP2015512160A JP2015512160A (ja) 2015-04-23
JP2015512160A5 JP2015512160A5 (enExample) 2015-08-13
JP6208135B2 true JP6208135B2 (ja) 2017-10-04

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JP2014530911A Active JP6208135B2 (ja) 2011-09-16 2012-09-14 電力消費量を低減させるための回路
JP2016074376A Expired - Fee Related JP6342443B2 (ja) 2011-09-16 2016-04-01 電力消費量を低減させるための回路

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US (1) US9041464B2 (enExample)
EP (1) EP2756596A1 (enExample)
JP (2) JP6208135B2 (enExample)
KR (1) KR101584630B1 (enExample)
CN (1) CN103814520B (enExample)
WO (1) WO2013040505A1 (enExample)

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Also Published As

Publication number Publication date
CN103814520A (zh) 2014-05-21
CN103814520B (zh) 2016-10-19
US9041464B2 (en) 2015-05-26
EP2756596A1 (en) 2014-07-23
US20130257529A1 (en) 2013-10-03
KR101584630B1 (ko) 2016-01-12
KR20140067135A (ko) 2014-06-03
WO2013040505A1 (en) 2013-03-21
JP2016167821A (ja) 2016-09-15
JP2015512160A (ja) 2015-04-23
JP6342443B2 (ja) 2018-06-13

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