Sciweavers

121 search results - page 5 / 25
» Optimal Audio Transmission over Wireless Tandem Channels
Sort
View
GLOBECOM
2008
IEEE
15 years 8 months ago
Cross-Layer Design of Optimal Adaptation Technique over Selection-Combining Diversity Nakagami-m Fading Channels
— Adaptive modulation and antenna diversity are two important enabling techniques for future wireless network to meet demand for high data rate transmission. We study a Markov de...
Ashok K. Karmokar, Vijay K. Bhargava
ICC
2007
IEEE
120views Communications» more  ICC 2007»
15 years 7 months ago
Joint Power and Constellation Size Adaptation for Mobile Multicast Employing MQAM Over Wireless Fading Channels
Abstract— We propose a power and constellation-size adaptation scheme for the multicast system employing multilevel quadrature amplitude modulation (MQAM) with discrete constella...
Qinghe Du, Xi Zhang
INFOCOM
2010
IEEE
14 years 11 months ago
Scheduling Heterogeneous Real-Time Traffic over Fading Wireless Channels
We develop a general approach for designing scheduling policies for real-time traffic over wireless channels. We extend prior work, which characterizes a real-time flow by its traf...
I-Hong Hou, P. R. Kumar
ICMCS
2005
IEEE
111views Multimedia» more  ICMCS 2005»
15 years 7 months ago
Optimized wireless video transmission using classification
— Cross protocol layer optimizations have been recently proposed for improving the performance of realtime video transmission over 802.11 WLANs. However, performing such cross-la...
Raymond S. Wong, Mihaela van der Schaar, Deepak S....
JSAC
2007
127views more  JSAC 2007»
15 years 1 months ago
Mechanism-based resource allocation for multimedia transmission over spectrum agile wireless networks
— We propose to add a new dimension to existing wireless multimedia systems by enabling autonomous stations to dynamically compete for communication resources through adjustment ...
Ahmad Reza Fattahi, Fangwen Fu, Mihaela van der Sc...