Multi-carrier techniques for broadband wireless communications : a signal processing perspective /

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"Multi-Carrier Techniques for Broadband Wireless Communications" provides an accessible introduction to OFDM-based systems from a signal processing perspective. The first part presents a concise treatment of some fundamental concepts related to wireless communications and multicarrier syst...

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Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Pun, Man-On
Otros Autores: Morelli, Michele, Kuo, C.-C. Jay (Chung-Chieh Jay)
Formato: Electrónico eBook
Idioma:Inglés
Publicado: London : Hackensack, NJ : Imperial College Press ; Distributed by World Scientific, ©2007.
Colección:Communications and signal processing (London, England) ; v. 3.
Temas:
Orthogonal frequency division multiplexing.
Wireless communication systems.
Multiplexage par répartition orthogonale de la fréquence.
Transmission sans fil.
TECHNOLOGY & ENGINEERING > Radio.
TECHNOLOGY & ENGINEERING > Mobile & Wireless Communications.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Cover
  • Contents
  • Preface
  • 1. Introduction
  • 1.1 Aim of this book
  • 1.2 Evolution of wireless communications
  • 1.2.1 Pioneering era of wireless communications
  • 1.2.2 First generation (1G) cellular systems
  • 1.2.3 Second generation (2G) cellular systems
  • 1.2.4 Third generation (3G) cellular systems
  • 1.2.5 Wireless local and personal area networks
  • 1.2.6 Wireless metropolitan area networks
  • 1.2.7 Next generation wireless broadband systems
  • 1.3 Historical notes on multicarrier transmissions
  • 1.4 Outline of this book
  • 2. Fundamentals of OFDM/OFDMA Systems
  • 2.1 Mobile channel modeling
  • 2.1.1 Parameters of wireless channels
  • 2.1.2 Categorization of fading channels
  • 2.2 Conventional methods for channel fading mitigation
  • 2.2.1 Time-selective fading
  • 2.2.2 Frequency-selective fading
  • 2.3 OFDM systems
  • 2.3.1 System architecture
  • 2.3.2 Discrete-time model of an OFDM system
  • 2.4 Spectral efficiency
  • 2.5 Strengths and drawbacks of OFDM
  • 2.6 OFDM-based multiple-access schemes
  • 2.7 Channel coding and interleaving
  • 3. Time and Frequency Synchronization
  • 3.1 Sensitivity to timing and frequency errors
  • 3.1.1 Effect of timing offset
  • 3.1.2 Effect of frequency offset
  • 3.2 Synchronization for downlink transmissions
  • 3.2.1 Timing acquisition
  • 3.2.2 Fine timing tracking
  • 3.2.3 Frequency acquisition
  • 3.2.4 Frequency tracking
  • 3.3 Synchronization for uplink transmissions
  • 3.3.1 Uplink signal model with synchronization errors
  • 3.3.2 Timing and frequency estimation for systems with subband CAS
  • 3.3.3 Timing and frequency estimation for systems with interleaved CAS
  • 3.3.4 Frequency estimation for systems with generalized CAS
  • 3.4 Timing and frequency o174;set compensation in uplink trans- missions
  • 3.4.1 Timing and frequency compensation with subband CAS
  • 3.4.2 Frequency compensation through interference cancellation
  • 3.4.3 Frequency compensation through linear multiuser detection
  • 3.4.4 Performance of frequency correction schemes
  • 4. Channel Estimation and Equalization
  • 4.1 Channel equalization
  • 4.2 Pilot-aided channel estimation
  • 4.2.1 Scattered pilot patterns
  • 4.2.2 Pilot distances in time and frequency directions
  • 4.2.3 Pilot-aided channel estimation
  • 4.2.4 2D Wiener interpolation
  • 4.2.5 Cascaded 1D interpolation lters
  • 4.3 Advanced techniques for blind and semi-blind channel estimation
  • 4.3.1 Subspace-based methods
  • 4.3.2 EM-based channel estimation
  • 4.4 Performance comparison
  • 5. Joint Synchronization, Channel Estimation and Data Symbol Detection in OFDMA Uplink
  • 5.1 Uncoded OFDMA uplink
  • 5.1.1 Signal model
  • 5.1.2 Iterative detection and frequency synchronization
  • 5.1.3 Practical adjustments
  • 5.1.4 Performance assessment
  • 5.2 Trellis-coded OFDMA uplink
  • 5.2.1 Signal model for coded transmissions
  • 5.2.2 Iterative detection and frequency synchronization with coded transmissions
  • 5.2.3 Performance assessment
  • 6. Dynamic Resource Allocation
  • 6.1 Resource allocation in single-user OFDM systems
  • 6.1.1 Classic water- lling principle
  • 6.1.2 Rate maximization and margin maximization
  • 6.1.3 Rate-power function
  • 6.1.4 Optimal power allocation and bit loading under BER constraint
  • 6.1.5 Greedy algorithm for power allocation and bit loading
  • 6.1.6 Bit loading with uniform p.

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