14007 search results - page 2593 / 2802 » Communications in Bus Networks |
205
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VTC
2007
IEEE
16 years 1 months ago
2007
IEEE
—Ultra-wideband (UWB) has emerged as an exciting technology for short range, high data rate wireless personal area networks (WPAN) applications. The multiband orthogonal frequenc...
167
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VTC
2007
IEEE
16 years 1 months ago
2007
IEEE
— Wireless transmission based on cooperation promises to bring performance improvements in multi–node networks. Several cooperative schemes have appeared in the literature, and...
181
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VTC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract—Group-orthogonal multicarrier code-division multiple access (GO-MC-CDMA) has been proposed as a multiplexing technique for the uplink segment of wireless systems. The di...
184
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VTC
2007
IEEE
16 years 1 months ago
2007
IEEE
–Call admission control (CAC) is essential to guarantee the signal quality in CDMA systems. Signal-tointerference-and-noise ratio (SINR) is used as a criterion for user admission...
248
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WIMOB
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper, ranging process in IEEE 802.16e OFDMA systems is analyzed and performance is evaluated. Ranging process provides initial network entry, uplink synchronization, and ...