Vehicular ad-hoc networks (VANETs) provide the basic infrastructure for intelligent
transportation systems (ITS), as it allows vehicles to access the Internet and to communicate …

软件无线电的中心思想是构成一个具有开放性, 标准化, 模块化的通用的硬件平台,
通过加载相应的软件就可实现不同平台, 不同系统之间的互联和兼容, 是通信系统摆脱了硬件 …

This work presents a new spectrum sensing technique based on entropy estimation of
autocorrelation estimates of received signal at different cyclic frequencies. The performance …

Spectrum sensing is a primary and an essential function in cognitive radio (CR) for dynamic
spectrum access. Cognitive user should detect the whitespaces or vacant frequency bands …

Spectrum sensing is an essential concept in Cognitive Radio (CR) systems. It exploits the
inefficient utilization of radio frequency spectrum without causing destructive interference to …

Spectrum sensing is an important module in cognitive Radio (CR) technology. This paper
presents a spectrum sensing technique based on entropy estimation of the received signal …

Spectrum sensing is a vital phase in Cognitive Radio (CR) to identify the unutilized spectrum
for improving the spectrum utilization. Cooperative sensing is being used for spectrum …

Spectrum sensing is the most appropriate method performed by cognitive radio for the
efficient utilization of RF spectrum without any harmful interference to the primary users. In …

Prototype developments of cognitive radio sensor nodes (CRSNs) need to minimize the
utilization of hardware and power consumption as they have an inherent limitation in terms …

Spectrum sensing is a vital phase in Cognitive Radio (CR) to identify the unutilized spectrum
for dynamic spectrum access (DSA). Cooperative/multinode sensing is being used for signal …