Cognitive radio (CR) is the enabling technology for supporting dynamic spectrum access:
the policy that addresses the spectrum scarcity problem that is encountered in many …

One of the primary architectural principles behind the Internet is the use of distributed
protocols, which facilitates fault tolerance and distributed management. Unfortunately …

方便地从互联网获取信息和服务, 移动互联网应运而生并迅猛发展. 然而,
移动互联网在移动终端, 接入网络, 应用服务, 安全与隐私保护等方面还面临着一系列的挑战 …

Wireless mesh networks (WMNs) consist of mesh routers and mesh clients, where mesh
routers have minimal mobility and form the backbone of WMNs. They provide network …

Transmit diversity generally requires more than one antenna at the transmitter. However,
many wireless devices are limited by size or hardware complexity to one antenna. Recently …

This book presents an in-depth study on the recent advances in Wireless Sensor Networks
(WSNs). The authors describe the existing WSN applications and discuss the research …

As the sensor layer of Internet of Things (IOT), enormous amount of sensor nodes are
densely deployed in a hostile environment to monitor and sense the changes in the physical …

Wireless mesh networks (WMNs) have emerged as a key technology for next-generation
wireless networking. Because of their advantages over other wireless networks, WMNs are …

The great advances made in the wireless technology have enabled the deployment of
wireless communication networks in some of the harshest environments such as volcanoes …

Cognitive radio (CR) has emerged as a promising technology to exploit the unused portions
of spectrum in an opportunistic manner. The fixed spectrum allocation of governmental …