74 search results - page 2 / 15 » Voice Service Support over Cognitive Radio Networks |
MSWIM
2009
ACM
13 years 10 months ago
2009
ACM
Cognitive Radio (CR) technology constitutes a new paradigm to provide additional spectrum utilization opportunities in wireless ad hoc networks. Recent research in this field has ...
GLOBECOM
2010
IEEE
13 years 3 months ago
2010
IEEE
Abstract--Proper admission control in cognitive radio networks is critical in providing QoS guarantees to secondary unlicensed users. In this paper, we study the admission control ...
INFOCOM
2008
IEEE
13 years 11 months ago
2008
IEEE
—Cognitive radio presents a new approach to wireless spectrum utilization and management. In this work, the potential performance improvement gained by applying cognitive radio t...
SEC
2003
13 years 6 months ago
2003
: The public telephone network has been evolving from manually switched wires carrying analog encoded voice of the 19th century to an automatically switched grid of copper-wired, f...
JCIT
2008
13 years 5 months ago
2008
Transmitting voice through IP data network can provide significant cost savings. However if not managed properly, voice quality can degrade due to data network congestion. Voice o...