174 search results - page 18 / 35 » On the Signaling Overhead in Dynamic OFDMA Wireless Systems |
CODES
2005
IEEE
14 years 1 months ago
2005
IEEE
As wireless platforms converge to multimedia systems, architectures must converge to support voice, data, and video applications. From a processor architecture perspective, suppor...
TWC
2010
13 years 2 months ago
2010
The popularity of multimedia multicast/broadcast applications over wireless networks makes it critical to address the error-prone, heterogeneous and dynamically changing nature of ...
MOBICOM
2010
ACM
13 years 7 months ago
2010
ACM
WiFi networks have enjoyed an unprecedent penetration rate in recent years. However, due to the limited coverage, existing WiFi infrastructure only provides intermittent connectiv...
TCOM
2008
13 years 6 months ago
2008
Abstract--We investigate a new approach to uplink communications in wideband outdoor cellular systems that can take advantage of multiple antennas at the base station in a scalable...
BROADNETS
2004
IEEE
13 years 11 months ago
2004
IEEE
Channel-aware scheduling and link adaptation (LA) methods are widely considered to be crucial for realizing high data rates in wireless networks. Multi-carrier systems that spread...