The recent phenomena of tremendous growth in wireless communication application urge
increasing need of radio spectrum, albeit it being a precious but natural resource. The recent …

Spectrum for wireless communications is traditionally assigned by inefficient spectrum
access schemes. Portions of the spectrum are exclusively used by specific wireless systems …

In opportunistic radio access based Software defined Cognitive-MAC protocols, Common
Control Channel (CCC) plays a significant role in providing node synchronization, legitimate …

To solve the shortage of radio spectrum and utilize spectrum resource more efficiently,
cognitive radio technologies are proposed, and many studies on cognitive radio have been …

本計畫將提出一個在多重通道感知無線隨意網路環境中具能源效率與高輸出量之媒介存取協定.
藉由考慮降低PU 干擾及提升SU 通道使用率達到提升系統輸出量的目的 …

Regulatory bodies worldwide have quite recently approved the dynamic access of
unlicensed networks to the TV white space (TVWS) spectrum. In TVWS, secondary users …

요 약스펙트럼 자원의 부족문제를 해결하고 스펙트럼 자원을 보다 효율적으로 사용하기 위해
인지무선통신기술이 제안되었으며 많은 연구가 이루어지고 있다. 애드혹 인지무선통신에서 …