78 search results - page 1 / 16 » Optimization of source and channel coding for voice over IP |
ICMCS
2005
IEEE
13 years 10 months ago
2005
IEEE
Voice over Internet Protocol (VoIP) applications must typically choose a tradeoff between the bits allocated for Forward Error Correcting (FEC) and that for the source coding to a...
ICC
2000
IEEE
13 years 9 months ago
2000
IEEE
— In this paper, we present a framework for the analysis of a set of adaptive variable-bit-rate voice sources in a packet network. The instantaneous bit rate of each source is de...
ICC
1997
IEEE
13 years 8 months ago
1997
IEEE
— This letter considers a combined source-channel coding scheme for image transmission over the uplink of a wireless IS-95 code division multiple access (CDMA) channel using disc...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
—In this paper, the joint source and channel coding for progressive image transmission over channels with varying SNR is considered. Since the feedback of channel status informat...
DCC
2010
IEEE
13 years 11 months ago
2010
IEEE
In this paper, we propose an optimization framework for real-time voice transmission over wireless tandem channels prone to both bit errors and packet erasures. Utilizing a hybrid...