Replication Strategies for Video On-Demand over Wireless Mesh Networks

Author:

Duong Trung Q.1,Shu Lei2,Vo Nguyen-Son3,Du Xu3,Zepernick Hans-Jürgen1,Cheng Wenqing3

Affiliation:

1. Blekinge Institute of Technology, Sweden

2. Osaka University, Japan

3. Huazhong University of Science and Technology, China

Abstract

In this chapter, dependencies between the different protocol layers and across the hops through WMNs will be exploited to deliver video streaming with high QoE. Specifically, a cross-layer optimization approach is applied to a replication strategy for video on-demand over WMNs. Additionally, the authors consider a distributed implementation algorithm, namely Mod&Timer, to handle the placement of replicas for saving storage resources of the network. Simulation results are shown to demonstrate that the proposed cross-layer design outperforms many existing schemes in terms of QoE. More importantly, compared to other strategies without cross-layer interaction, the proposed cross-layer design satisfies the heterogeneous bandwidth constraint of end users.

Publisher

IGI Global

Reference32 articles.

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