Title	Sensitivity of Uplink OFDMA, MC-CDMA and MC-DS-CDMA to Different Phase Jitter Models
Author	Nabila Soudani, Ridha Bouallegue
Citation	Vol. 7  No. 1  pp. 186-193
Keywords	multicarrier systems, OFDMA, MC-CDMA, MC-DS-CDMA, phase jitter, modelling

Title	Adding MAC Functionality to Edon80
Author	Danilo Gligoroski, Svein J. Knapskog
Citation	Vol. 7  No. 1  pp. 194-204
Keywords	Synchronous stream cipher, MAC, Edon80

Title	A Hybrid Approach for Improving Concurrency of Frequently Disconnecting Transactions
Author	Carmine Cesarano, Angelo Chianese, Vincenzo Moscato, Antonio Picariello, Antonio d’Acierno
Citation	Vol. 7  No. 1  pp. 205-215
Keywords	Mobile environments, , Long lived transaction, 2PL protocol

Title	Frontiers of DRM Knowledge and Technology
Author	Habtamu Abie
Citation	Vol. 7  No. 1  pp. 216-231
Keywords	DRM Survey, IPR, Trusted Systems, Standards, Business and Distribution Models, Technologies, Societal Issues