Rafiza Ruslan

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In the past few years, cognitive radio paradigm emerged as a solution to avoid problems of spectrum scarcity and inefficiency in spectrum usage. Cognitive Radio (CR) capable to identify the unused spectrum in order to allow CR users to occupy it without interfering the primary users (PUs). Routing is a crucial task in CR network (CRN) due to diversity in(More)
Wi-Fi is widely used to connect electronic devices wirelessly using ISM radio bands. Previous studies have reported traffic congestion in Wi-Fi due to several reasons. As an alternative, unused spectrum in TV band known as TV white space (TVWS) can be utilized for the same purpose. The use of Wi-Fi technology in TV band is also known as White-Fi. TVWS(More)
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