Sciweavers

5128 search results - page 654 / 1026
» When Abstraction Fails
Sort
View
CSFW
2007
IEEE
16 years 1 months ago
Privacy and Utility in Business Processes
se an abstract model of business processes for the purpose of (i) evaluating privacy policy in light of the goals of the process and (ii) developing automated support for privacy ...
Adam Barth, John C. Mitchell, Anupam Datta, Sharad...
GLOBECOM
2007
IEEE
16 years 1 months ago
Transmission Schemes for Lifetime Maximization in Wireless Sensor Networks: Uncorrelated Source Observations
Abstract— We study transmission schemes for lifetime maximization in wireless sensor networks. Specifically we consider the network where all the sensors observe uncorrelated si...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
ICC
2007
IEEE
105views Communications» more  ICC 2007»
16 years 1 months ago
Effects of Channel Models and Rake Receiving Process on UWB-IR System Performance
Abstract— In ultra-wideband impulse radio (UWB-IR) systems, multipath-delayed received pulses may overlap if two consecutive multipaths arrive within less than the pulse duration...
Serhat Erküçük, Dong In Kim, Kyun...
ICC
2007
IEEE
134views Communications» more  ICC 2007»
16 years 1 months ago
Pilot design for Joint Channel and Frequency-Dependent Transmit/Receive IQ Imbalance Estimation and Compensation in OFDM-Based T
Abstract— Nowadays a lot of effort is spent on developing OFDMbased inexpensive wireless transceivers. Direct-conversion radio frequency transceivers are appealing because they a...
Eduardo Lopez-Estraviz, Stefaan De Rore, Fran&cced...
ICC
2007
IEEE
150views Communications» more  ICC 2007»
16 years 1 months ago
Utility-based Optimal Rate Allocation for Heterogeneous Wireless Multicast
Abstract— Heterogeneous multicast is an efficient communication scheme especially for multimedia applications running over multihop networks when multicast receivers in the same...
Amr M. Mohamed, Hussein M. Alnuweiri