A survey and comparison of TV white space implementations in Japan, the Philippines, Singapore, the united kingdom, and the united states

Marc Gelian Ante, James Agustin Molina, Emmanuel Trinidad, Lawrence Materum
2021 International Journal of Advanced Technology and Engineering Exploration  
While there is a scarcity in the spectrum available for allocation, their utilization is low. Except for the overcrowded cellular network bands, there is a very low occupancy in a significant amount of the spectrum all the time [7, 8] . For example, according to [4], the
doi:10.19101/ijatee.2021.874106 fatcat:wj4qbyyrqzdpzfek6a6djqfb2y