One of the main reasons behind the concurrent increase in the demand for and congestion of Radio Frequency (RF) spectrum is the rapid development of radio networks of all kinds in our world, which has defiantly changed the public feeling about radio. Nowadays, almost everybody has a mobile phone and radio stations are literary everywhere. Someone can
Xinbing WangLi ZhengPengchao XuYouyun XuXinbo GaoHsiao‐Hwa Chen
Khashayar KotobiPhilip B. MainwaringSven G. Bilén
Mehrdad KhalediAlhussein A. Abouzeid