[go: up one dir, main page]

Guo et al., 2017 - Google Patents

Power adaptive decomposed vector rotation based digital predistortion for RF power amplifiers in dynamic power transmission

Guo et al., 2017

View PDF
Document ID
2853087285438304850
Author
Guo Y
Zhu A
Publication year
Publication venue
2017 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR)

External Links

Snippet

In this paper, a power adaptive digital predistortion (DPD) model is proposed to linearize RF power amplifiers (PAs) operated in dynamic power transmissions. By employing the decomposed vector rotation (DVR) based nonlinear weighting technique to adjust the DPD …
Continue reading at researchrepository.ucd.ie (PDF) (other versions)

Classifications

    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3258Modifications of amplifiers to reduce non-linear distortion using predistortion circuits based on polynomial terms
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2201/00Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High frequency amplifiers, e.g. radio frequency amplifiers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/102A non-specified detector of a signal envelope being used in an amplifying circuit
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/02Transmitters
    • H04B1/04Circuits
    • H04B2001/0408Circuits with power amplifiers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20Automatic control
    • H03G3/30Automatic control in amplifiers having semiconductor devices

Similar Documents

Publication Publication Date Title
CN100544193C (en) Predistorter and amplifying device with distortion compensation function of predistortion method
CA2777469C (en) Pre-distortion for a radio frequency power amplifier
US20220200540A1 (en) Model trainer for digital pre-distorter of power amplifiers
CN104521137A (en) Determination of envelope shaping and signal path predistortion of an ET amplification stage using device characterisation data
DE102014010337A1 (en) SYSTEMS AND METHODS USING ADAPTIVE CURVE CURVE TREATMENT
US9385665B2 (en) PPA linearization
Kenney et al. Identification of RF power amplifier memory effect origins using third-order intermodulation distortion amplitude and phase asymmetry
Duffy et al. Efficient multisignal 2–4-GHz power amplifier with power tracking
Lasser et al. Dynamic dual-gate bias modulation for linearization of a high-efficiency multistage PA
Dikmese et al. Behavioral modeling of power amplifiers with modern machine learning techniques
Guo et al. Power adaptive decomposed vector rotation based digital predistortion for RF power amplifiers in dynamic power transmission
Guillena et al. Reconfigurable DPD based on ANNs for wideband load modulated balanced amplifiers under dynamic operation from 1.8 to 2.4 GHz
Tafuri et al. Memory models for behavioral modeling and digital predistortion of envelope tracking power amplifiers
US20080228292A1 (en) System and method for pre-distorting a device input
Vu et al. Adaptive digital predistortion of RF power amplifiers based on memory polynomial model and indirect learning architecture
Dewangan et al. Data-driven model-based design approach for class efj power amplifier with analog predistortion circuit
Kim et al. Digital predistortion of a Doherty amplifier with a weak memory within a connected solution
Rosołowski et al. Experimental evaluation of pa digital predistortion based on simple feedforward neural network
US9835676B2 (en) Dynamic characterisation of amplifier using multiple envelope shaping functions
Guo et al. Simplified power adaptive digital predistorter for RF power amplifiers in dynamic power transmission
Verspecht et al. Digital predistortion method based on dynamic X-parameters
Ebrahimi et al. Applying memory polynomial model to linearize wideband multi-bit delta-sigma based transmitters
Jędrzejewski et al. Impact of transistor DC operating condition on effectiveness of PA digital predistortion
Barradas et al. Compensation of power amplifier long-term memory behavior for pulsed radar applications
Draxler et al. Quantifying distortion of RF power amplifiers for estimation of predistorter performance