— The demand for even higher data rates in future mobile communications systems calls for new techniques capable of improving the performance of cellular systems. One possibility...
— Push-to-talk over Cellular (PoC) is considered as one of important applications in Next Generation Networks (NGN). The main objective of this study is to investigate the perfor...
Wei-Peng Chen, Steven Licking, Takashi Ohno, Satos...
— It is demonstrated that iteratively Decoded Variable Length Space Time Coded Modulation (VL-STCM-ID) schemes are capable of simultaneously providing both coding gain as well as...
Soon Xin Ng, Wei Liu, Jin Wang, Meixia Tao, Lie-Li...
The processing power and memory capacity of independent and heterogeneous parallel machines can be combined to form a single parallel system that is more powerful than any of its ...
Daniel Becker, Felix Wolf, Wolfgang Frings, Markus...
Abstract—Telephony gateways are devices that interface between IP telephony networks and the PSTN. A telephony proxy or location server (LS) that attempts to connect a call for a...