Finally a comprehensive overview of speech quality in VoIP from the user's perspective!
Speech Quality of VoIP is an essential guide to assessing the speech quality of VoIP …

Audio Packet Loss Concealment (PLC) is the hiding of gaps in audio streams caused by
data transmission failures in packet switched networks. This is a common problem, and of …

Packet loss degrades the perceived quality of voice over IP (VoIP). In addition, packet loss in
the Internet tends to come in bursts, which may further degrade audio quality. Using the …

Perceived speech quality is the key metric for QoS in VoIP applications. Our primary aims
are to carry out a fundamental investigation of the impact of packet loss and talkers on …

IP networks are on a steep slope of innovation that will make them the long-term carrier of all
types of traffic, including voice. However, such networks are not designed to support real …

In this book, the author addresses technologies that are being used in emerging cellular
markets. These include GSM/EGPRS and CDMA which are being deployed at a rapid pace …

Speech quality assessment is a problem for every researcher working on models that
produce or process speech. Human subjective ratings, the gold standard in speech quality …

Quality of service (QoS) control is an important issue in voice over IP (VoIP) applications
because of the need to meet technical and commercial requirements. The main objective of …

A speech coder tailored especially for the frame-erasure channel-the sinusoidal voice over
packet coder (SVOPC)-is proposed. Based on a classified approach, avoiding interframe …

Background Telecommunication is limited or even impossible for more than one-thirds of all
cochlear implant (CI) users. Objective We sought therefore to study the impact of voice …