According to the statistics of the Federal Communications Commission
(FCC), temporal and geographical variations in the utilization of the as-
signed spectrum range from 15% to 85%. The limited available radio spec-
trum and the inefficiency in spectrum usage necessitate a new commu-
nication paradi ...
/dl/521836.html
标签:
Cognitive
Radio
Networks
上传时间:
2020-05-26
上传用户:shancjb