The dynamics of peer participation, or churn, are an inherent property of Peer-to-Peer (P2P) systems and critical for design and evaluation. Accurately characterizing churn requir...
Data-shipping systems that allow inter-transaction caching raise the need of a transactional cache consistency maintenance (CCM) protocol because each client is able to cache a po...
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
— Link adaptation is one of the key technologies used in high speed wireless networks such as HSDPA and mobile WiMAX. The dynamic feature of mobile users’ channel capacities br...
Release99 of UMTS (Universal Mobile Telecommunication System) network supports conversational services by means of UTRAN (Universal Terrestrial Radio Access Network) Dedicated tran...