Efficient spectrum sharing with avoiding spatial fragmentation of white space

This letter proposes an efficient spectrum sharing by using a smart channel selection with considering the spatial shape of white space (WS) for cognitive radio systems. Here, we consider the environment in which secondary users (SUs) share the same spectrum with multiple channels. In such situation...

Full description

Bibliographic Details
Main Authors: Takashi Kosugi, Takeo Fujii
Format: Article
Language:English
Published: Elsevier 2015-09-01
Series:ICT Express
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S240595951500003X