1679 search results - page 269 / 336 » CU-Later: a communication system considering time difference |
IFIP
2009
Springer
14 years 2 months ago
2009
Springer
The increasing popularity of applications for video-streaming based on P2P paradigm (P2P-TV) is raising the interest of both broadcasters and network operators. The former see a pr...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
We consider a cognitive radio system where the secondary transmitter varies its transmit power based on all the information available from the spectrum sensor. The operation of th...
TRIDENTCOM
2006
IEEE
14 years 1 months ago
2006
IEEE
Abstract— In this work we characterize the energy consumption of a visual sensor network testbed. Each node in the testbed consists of a ”single-board computer”, namely Cross...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
— Performance comparison of multiuser OFDM-TDMA and OFDMA systems by considering physical and link cross-layer behavior is conducted in this work. We provide a new framework for ...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
Oscillator phase noise (PN) in orthogonal frequency division multiplexing (OFDM) systems can cause severe performance degradation. In contrary to the assumptions made previously, r...