Advanced Video Communications over Wireless Networks

7

Resource Allocation for Scalable Videos over Cognitive Radio Networks

Donglin Hu and Shiwen Mao

CONTENTS

7.1    Introduction

7.2    Related Work

7.3    System Model and Preliminaries

7.3.1    Primary Network

7.3.2    Infrastructure-Based CR Networks

7.3.3    Multi-Hop CR Networks

7.3.4    Spectrum Sensing

7.3.5    Video Performance Measure

7.4    Scalable Video over Infrastructure-Based CR Networks

7.4.1    Spectrum Access

7.4.2    Modulation-Coding Schemes

7.4.3    Proportional Fair Resource Allocation

7.4.4    Enhancement Layer Partitioning and Tile Allocation

7.4.4.1    A Sequential Fixing Algorithm

7.4.4.2    A Greedy Algorithm

7.4.4.3    A Refined Greedy Algorithm

7.4.5    Tile Scheduling in a Time Slot

7.5    Scalable Video over Multi-Hop ...