Sciweavers

1353 search results - page 205 / 271
» High Data Rate WLAN
Sort
View
ESORICS
2009
Springer
15 years 4 months ago
Hide and Seek in Time - Robust Covert Timing Channels
Abstract. Covert timing channels aim at transmitting hidden messages by controlling the time between transmissions of consecutive payload packets in overt network communication. Pr...
Yali Liu, Dipak Ghosal, Frederik Armknecht, Ahmad-...
GLOBECOM
2009
IEEE
15 years 4 months ago
Nonuniform Array Design for Robust Millimeter-Wave MIMO Links
—Spatial multiplexing for millimeter (mm) wave line of sight (LOS) links potentially enables data rates of the order of 10-100 Gbps. Most prior work in this area has focused on u...
Eric Torkildson, Colin Sheldon, Upamanyu Madhow, M...
ICASSP
2009
IEEE
15 years 4 months ago
Subspace tracking of fast time-varying channels in precoded MIMO-OFDM systems
This paper presents a blind subspace-based tracking scheme for precoded MIMO-OFDM systems over rapidly time-varying wireless channels. Subspace-based tracking is normally consider...
Chao-Cheng Tu, Benoît Champagne
ICC
2009
IEEE
162views Communications» more  ICC 2009»
15 years 4 months ago
Minimizing Energy Consumption in IR-UWB Based Wireless Sensor Networks
Abstract—Impulse Radio Ultra-wideband (IR-UWB) communication has proven an important technique for supporting highrate, short-range, low-power communication. These are necessary ...
Tianqi Wang, Wendi B. Heinzelman, Alireza Seyedi
ICNS
2009
IEEE
15 years 4 months ago
SIP-Based IMS Registration Analysis for WiMax-3G Interworking Architectures
The 3rd generation partnership project (3GPP) and 3GPP2 have standardized the IP multimedia subsystem (IMS) to provide ubiquitous and access network independent IP-based services ...
Arslan Munir, Ann Gordon-Ross