789 search results - page 13 / 158 » Mobile Voice Access in Social Networking Systems |
HICSS
2009
IEEE
14 years 3 months ago
2009
IEEE
Community wireless networks (CWNs) offer free or affordable Internet access for the purpose of improving the well-being of the community. Many questions have been raised about the...
CEAS
2007
Springer
14 years 2 months ago
2007
Springer
The growing popularity of IP telephony systems has made them attractive targets for spammers. Voice call spam, also known as Spam over Internet Telephony (SPIT), is potentially a ...
JSAC
2007
13 years 8 months ago
2007
— This paper presents an analytical approach to determining the maximum number of on/off voice flows that can be supported over a wireless local area network (WLAN), under a qua...
AOIS
2006
13 years 9 months ago
2006
People tend to form social networks within geographical areas. This can be explained by the fact that generally geographical localities correspond to common interests (e.g. studen...
EIT
2009
IEEE
14 years 8 days ago
2009
IEEE
GSM (Global System for Mobiles) is the most widely spread mobile communication system in the world. An important objective in mobile communication systems is secure speech communic...