Wireless Sensor Networks

Chapter 4

Fundamentals of Wireless Body Area Networks

Tabassum Waheed, Faisal Karim Shaikh, and Bhawani Shankar Chowdhry

Contents

4.1    Introduction

4.2    Wireless Body Area Networks Versus Wireless Sensor Networks

4.3    WBAN Architecture

4.3.1    WBAN Infrastructure

4.3.2    WBAN System Model

4.3.3    WBAN Traffic Model

4.3.4    WBAN Topology

4.3.5    WBAN Communication Architecture

4.3.5.1      Intra-WBAN Tier 1

4.3.5.2      Inter-WBAN Tier 2

4.3.5.3      Beyond WBAN Tier 3

4.3.6    WBAN Network Requirements

4.3.7    WBAN Design Challenges

4.4    WBAN MAC Layers Design Issues

4.4.1    IEEE 802.15.4

4.4.2    Battery-Aware TDMA

4.4.3    Energy-Efficient TDMA

4.4.4    Heartbeat MAC

4.4.5    Reservation-Based Dynamic TDMA MAC

4.4.6    IEEE ...