789 search results - page 155 / 158 » Mobile Voice Access in Social Networking Systems |
AAIM
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Orthogonal Variable Spreading Factor (OVSF) code assignment is a fundamental problem in Wideband Code-Division MultipleAccess (W-CDMA) systems, which play an important ro...
IADIS
2003
13 years 8 months ago
2003
Mass, multi-channel, network access to information requires a solution of several problems related to proper information delivery, including an important problem of adjusting data...
SECON
2010
IEEE
13 years 5 months ago
2010
IEEE
Wireless communications over water may suffer from serious multipath fading due to strong specular reflections from conducting water surfaces. Cognitive radios enable dynamic spect...
PERCOM
2010
ACM
13 years 11 months ago
2010
ACM
—Position of mobile users has become highly important information in pervasive computing environments. Indoor localization systems based on Wi-Fi signal strength fingerprinting t...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
Despite recent advances in uncovering the quantitative features of stationary human activity patterns, many applications, from pandemic prediction to emergency response, require a...