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Quality of Service

2010
The interpretation and definition of service quality and its classes is first presented. While there are four classes of service in Fixed WiMAX (unsolicited granted service, real-time polling service, non-real-time polling service and best effort) in Mobile WiMAX there is an extra class: extend real-time polling service.
Fernando J. Velez, Ramjee Prasad
openaire   +2 more sources

Quality of Service

1993
Quality of service is a major concern for telecommunication providers and is the result of a compromise between user needs and technical and economical constraints in network design. According to CCITT,1 quality of service can be defined as the collective effect of the service performances which determine the degree of user satisfaction and can be ...
S. Tirró, A. Puccio, V. Speziale
openaire   +2 more sources

Quality of Service Routing [PDF]

open access: possible, 2003
Constraint-based routing is an invaluable part of a full- fledged Quality of Service architecture. Unfortunately, QoS routing with multiple additive constraints is known to be a NP-complete problem. Hence, accurate constraint-based routing algorithms with a fast running time are scarce, perhaps even non-existent.
Van Mieghem, P.F.A. (author)   +8 more
openaire   +3 more sources

Quality of Service

2016
WSNs are used for a wide range of applications such as environmental sensing, clinical monitoring, and military surveillance. As in traditional data networks such as the Internet and Mobile Ad hoc Networks (MANETs), the different applications of WSNs demand that certain service requirements be met for optimal performance.
Rastko R. Selmic   +2 more
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Service quality evaluation by service quality performance matrix

Total Quality Management & Business Excellence, 2003
Excellent service quality and high customer satisfaction is the key issue and challenge for today's service industry. Customer perception (satisfaction) and customer expectation (importance) determines the service quality performance. Questionnaires help service providers to realize their service quality performance, and the weighted average of ...
Y. H. Hung, Kuen-Suan Chen, M. L. Huang
openaire   +2 more sources

Quality and Service

2004
A precedent of some of the ideas discussed in this book is to be found in the concepts of quality. Therefore, it is only fair that we establish this dependence in this chapter.
Beatriz Muñoz-Seca, Josep Riverola
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Service quality for service innovation

2008 IEEE International Conference on Service Operations and Logistics, and Informatics, 2008
Service innovation is important in today's world economy. It is the current focus of many businesses. The reason is that services today represent 80% of most developed countries' GDP and a growing percentage of the developing countries' GDP. Organisations today can no longer compete only on providing superior service on their core products, instead ...
J. Francis, Lorna Uden, Wei Dai
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Quality in Services

2018
The pattern of human consumption has changed dramatically over the last few decades, services accounting for more than 40% of the total consumption expenditure against only less than 25% earlier. And quite expectedly, the service sector now contributes a much larger share in the total national income, quite so compared to ‘manufacturing’.
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Quality-of-Service Measurements

2006
In the UMTS network, UTRAN, PS core, CS core, and UMTS QoS architecture form a framework for QoS measurements, which have to be performed to ensure that a UMTS subscriber is served properly. The true picture of QoS is perceived by acquisition signaling and user-plane data from the network interfaces, and performing analysis for those.
Taisto Niiranen   +4 more
openaire   +3 more sources

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