In this paper, we evaluate the performance in function of the metrics associated to Quality of
Service [QoS] and Quality of user Experience [QoE] in an experimental way in the VoIP …

With the growing popularity of video communication systems, more people are using group
video chat, rather than only one-to-one video calls. In such multi-party sessions, remote …

Este artículo presenta en forma sintetizada una revisión del estado del arte del estudio de la
Calidad de Servicio para tráfico de misión crítica en redes de área local inalámbricas que …

To make cheap voice calls, Voice-over-IP (VoIP) services are often used as an alternative to
the traditional telephone service providers. Also on the mobile platform, these VoIP services …

This paper evaluates the effect of reliable groupcast on Quality of Experience (QoE) of audio-
video IP transmission over a wireless LAN with off-the-shelf devices. We utilize IEEE 802.11 …

Abstract² This paper presents the Mean Opinion Score (MOS) measurements results of an
input stage of an adaptive speech based on Quality of Experience (QoE) control during a …

ABSTRACT A lightweight evaluation system, which can be deployed on common user
equipment in commercial mobile networks, is proposed for measuring the user experience …

In telecommunication systems the final and most important evaluation is that of the end user.
Subjective studies in the area have shown that the opinion of users under the same …

Nowadays, there is an increasing number of Voices over IP (VoIP) services offered in
telecommunication networks with specific quality requirements. Such requirements impact …

This paper assesses QoE of audiovisual and haptic interactive communications over
wireless LANs. We evaluate the effect of two intra-stream synchronization control methods …