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MOBICOM
2010
ACM
13 years 9 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...
MOBICOM
2010
ACM
13 years 9 months ago
2010
ACM
Cellular radios consume more power and suffer reduced data rate when the signal is weak. According to our measurements, the communication energy per bit can be as much as 6x highe...
MOBICOM
2010
ACM
13 years 9 months ago
2010
ACM
Guardbands are designed to insulate transmissions on adjacent frequencies from mutual interference. As more devices in a given area are packed into orthogonal wireless channels, c...
CCS
2010
ACM
13 years 9 months ago
2010
ACM
Online social networks (OSNs) are popular collaboration and communication tools for millions of users and their friends. Unfortunately, in the wrong hands, they are also effective...
CCS
2010
ACM
13 years 9 months ago
2010
ACM
A communication channel from an honest sender A to an honest receiver B can be described as a system with three interfaces labeled A, B, and E (the adversary), respectively, where...