CN104704739B - 用于预测非线性功率放大器的信号特性的方法和装置 - Google Patents

用于预测非线性功率放大器的信号特性的方法和装置 Download PDF

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Publication number
CN104704739B
CN104704739B CN201380052728.2A CN201380052728A CN104704739B CN 104704739 B CN104704739 B CN 104704739B CN 201380052728 A CN201380052728 A CN 201380052728A CN 104704739 B CN104704739 B CN 104704739B
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China
Prior art keywords
supply voltage
values
control signal
switcher
generating
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CN201380052728.2A
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English (en)
Chinese (zh)
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CN104704739A (zh
Inventor
J·耿
D·F·菲利波维奇
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • 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
    • H03F1/025—Stepped 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H03F1/3288—Acting on the phase and the amplitude of the input signal to compensate phase shift as a function of the amplitude
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • 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
    • 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
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/336—A I/Q, i.e. phase quadrature, modulator or demodulator being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Quality & Reliability (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
CN201380052728.2A 2012-10-11 2013-10-11 用于预测非线性功率放大器的信号特性的方法和装置 Active CN104704739B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/649,994 US9112649B2 (en) 2012-10-11 2012-10-11 Method and apparatus for predicting signal characteristics for a nonlinear power amplifier
US13/649,994 2012-10-11
PCT/US2013/064602 WO2014059311A1 (en) 2012-10-11 2013-10-11 Method and apparatus for predicting signal characteristics for a nonlinear power amplifier

Publications (2)

Publication Number Publication Date
CN104704739A CN104704739A (zh) 2015-06-10
CN104704739B true CN104704739B (zh) 2018-06-26

Family

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Application Number Title Priority Date Filing Date
CN201380052728.2A Active CN104704739B (zh) 2012-10-11 2013-10-11 用于预测非线性功率放大器的信号特性的方法和装置

Country Status (6)

Country Link
US (1) US9112649B2 (cg-RX-API-DMAC7.html)
EP (1) EP2907236A1 (cg-RX-API-DMAC7.html)
JP (1) JP6301344B2 (cg-RX-API-DMAC7.html)
KR (1) KR102118210B1 (cg-RX-API-DMAC7.html)
CN (1) CN104704739B (cg-RX-API-DMAC7.html)
WO (1) WO2014059311A1 (cg-RX-API-DMAC7.html)

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US9906428B2 (en) * 2016-04-28 2018-02-27 Samsung Electronics Co., Ltd. System and method for frequency-domain weighted least squares
US9991913B1 (en) * 2016-12-07 2018-06-05 Intel IP Corporation Discrete levels envelope tracking
US10171037B2 (en) 2017-04-25 2019-01-01 Qorvo Us, Inc. Multi-mode power management system supporting fifth-generation new radio
US10879852B2 (en) 2017-08-08 2020-12-29 Qorvo Us, Inc. Power management circuit and related radio frequency front-end circuit
US10103926B1 (en) * 2017-08-08 2018-10-16 Qorvo Us, Inc. Multi-mode power management circuit
US10090809B1 (en) 2017-08-15 2018-10-02 Qorvo Us, Inc. Multi-mode mobile power management circuit
US10326408B2 (en) 2017-09-18 2019-06-18 Qorvo Us, Inc. Envelope tracking power management circuit
US10553530B2 (en) 2017-09-29 2020-02-04 Qorvo Us, Inc. Three-dimensional (3D) inductor-capacitor (LC) circuit
US10361667B2 (en) 2017-12-08 2019-07-23 Qorvo Us, Inc. Low noise amplifier circuit
US10097145B1 (en) 2017-12-11 2018-10-09 Qorvo Us, Inc. Multi-mode power management circuit
US10813169B2 (en) 2018-03-22 2020-10-20 GoTenna, Inc. Mesh network deployment kit
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Also Published As

Publication number Publication date
JP2015536596A (ja) 2015-12-21
US9112649B2 (en) 2015-08-18
WO2014059311A1 (en) 2014-04-17
EP2907236A1 (en) 2015-08-19
CN104704739A (zh) 2015-06-10
KR102118210B1 (ko) 2020-06-02
JP6301344B2 (ja) 2018-03-28
US20140105327A1 (en) 2014-04-17
KR20150065853A (ko) 2015-06-15

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