In this paper we describe SLA metrics and software architecture for newly upcoming IP TV
service. Firstly we show the general description for IP TV. This consists of brief description of …

The Internet Protocol Television (IPTV) services such as VOD, multi-channel SD/HD, T-
Portal, T-Communication are provided for Customers through a super-highway information …

This paper describes on our experience of Implementing and operating Network
Performance Monitoring System for SLA (called Norhtstar). The performance results mined …

This paper develops an IPTV service quality model which consists of three layers of features,
namely, QoE, QoS and NP. The key features and their relationships are identified via two …

IPTV services will become key services in the next-generation network (NGN). To provide a
high-quality service for users, designing and managing the quality of experience (QoE) …

This paper investigates the problem of assessing the quality of video transmitted over IP
networks. Our goal is to develop a methodology that is both reasonably accurate and simple …

Abstract Development of IP network technology creates new service which applying to
fusion technologies such as IPTV, VoIP, and so on. Especially, Next generation IP is called …

The ultimate criteria in IPTV service evaluation is the quality of the audio and video signal
delivered to the costumerpsilas television set. Since the IPTV distribution chain is very long …

Recently IPTV service is becoming an emerging service representing IP convergence that is
enabled on the broadband networks. It is an essential and very important issue to manage …

In recent years, video streaming delivery services of several Mbps has become very popular
on IP networks such as the Internet. At the present stage, however, commercial high-quality …