20 search results - page 3 / 4 » Voice quality evaluation of various codecs |
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Abstract--We present experimental results for the performance of selected voice codecs using the Datagram Congestion Control Protocol (DCCP) with TCP-Friendly Rate Control (TFRC) c...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— Push-to-talk over Cellular (PoC) is considered as one of important applications in Next Generation Networks (NGN). The main objective of this study is to investigate the perfor...
WOWMOM
2006
ACM
14 years 1 months ago
2006
ACM
In this paper we experimentally study the relationship between resource utilization in the wireless LAN and the quality of VoIP calls transmitted over the wireless medium. Specifi...
COMPSAC
2009
IEEE
13 years 11 months ago
2009
IEEE
The security of software defined radio (SDR) software is essential to the trustworthiness of the overall radio system. When designing and developing security solutions for SDR sof...
ICMCS
2005
IEEE
14 years 1 months ago
2005
IEEE
In this paper, we analyze a standard compatible error correction technique for multimedia transmissions over 802.11 WLANs that exploits, when available, the information of previou...