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» Wireless data performance in multi-cell scenarios
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TON
2008
107views more  TON 2008»
13 years 5 months ago
Efficient routing in intermittently connected mobile networks: the multiple-copy case
Abstract--Intermittently connected mobile networks are wireless networks where most of the time there does not exist a complete path from the source to the destination. There are m...
Thrasyvoulos Spyropoulos, Konstantinos Psounis, Ca...
INFOCOM
2009
IEEE
14 years 8 days ago
On Leveraging Partial Paths in Partially-Connected Networks
Abstract—Mobile wireless network research focuses on scenarios at the extremes of the network connectivity continuum where the probability of all nodes being connected is either ...
Simon Heimlicher, Merkourios Karaliopoulos, Hanoch...
VTC
2010
IEEE
176views Communications» more  VTC 2010»
13 years 4 months ago
Exploiting Redundancy in Iterative H.264 Joint Source and Channel Decoding For Robust Video Transmission
— In this paper we propose joint optimisation of soft-bit assisted iterative joint source and channel decoding with the aid of our proposed EXIT chart optimised redundant source ...
Nasruminallah, Lajos Hanzo
SECON
2008
IEEE
14 years 15 hour ago
Optimal Buffer Management Policies for Delay Tolerant Networks
—Delay Tolerant Networks are wireless networks where disconnections may occur frequently due to propagation phenomena, node mobility, and power outages. Propagation delays may al...
Amir Krifa, Chadi Barakat, Thrasyvoulos Spyropoulo...
TSP
2008
115views more  TSP 2008»
13 years 5 months ago
Approximation Bounds for Semidefinite Relaxation of Max-Min-Fair Multicast Transmit Beamforming Problem
Consider a downlink multicast scenario where a base station equipped with multiple antennas wishes to simultaneously broadcast a number of signals to some given groups of users ove...
Tsung-Hui Chang, Zhi-Quan Luo, Chong-Yung Chi