Digital Front-End Signal Processing with Widely-Linear

jamesccp · 发表于 2014-3-14 23:46:00

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Digital Front-End Signal Processing with Widely-Linear Signal Models in Radio Devices

Thesis for the degree of Doctor of Science in Technology to be presented with due
permission for public examination and criticism in Tietotalo Building, Auditorium TB109,
at Tampere University of Technology, on the 14th of October 2011, at 12 noon.

List of Acronyms  xi
1  Introduction  1
1.1  Background and Motivation ......................................................................................... 1
1.2  Thesis Objectives ......................................................................................................... 4
1.3  Thesis Contributions and Structure .............................................................................. 4
1.4  Author’s Contribution to the Publications ................................................................... 5
1.5  Mathematical Notations  and Definitions ...................................................................... 6
2  Transceiver Signal Processing Essentials  9
2.1  Bandpass and Complex I/Q Signals and Systems ...................................................... 10
2.2  Widely Linear Systems .............................................................................................. 14
2.3  I/Q Imbalance Modeling, Implications, and Mitigation ............................................. 15
2.4  Power Amplifier  Nonlinearity .................................................................................... 28
2.5  Joint Effects of PA Nonlinearity, Tx I/Q Imbalance, and LO Leakage ..................... 37
2.6  Other Essential Impairments in Direct-Conversion Links ......................................