Ronoh, Kennedy; Kamucha, George; Okelo-Odongo, William; Omwansa, Tonny; Olwal, Thomas (University of Nairobi, 2017)
Spectrum occupancy assessments done in USA, Spain, Singapore, New Zealand and Germany [1] and UK [2], indicate that a large portion of spectrum assigned to primary users (PUs) is underutilized. Spectrum is considered a ...