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Pricing differentiated services in the GPRS environment

Sergios Soursos, Costas Courcoubetis, George Polyzos
2001 Proceedings of the first workshop on Wireless mobile internet - WMI '01  
We adapt the Differentiated Services Quality-of-Service support framework and apply it over the GPRS air interface in order to provide various levels of service differentiation.  ...  The General Packet Radio Service extends the existing GSM mobile communications technology by providing packet switching and higher data rates in order to efficiently access IP-based services in the Internet  ...  A second issue is the length of a TBF in the case of adapting Differentiated Services to the GPRS environment.  ... 
doi:10.1145/381472.381582 dblp:conf/wmi/SoursosCP01 fatcat:m7vgeensr5hdjpsdtjrvmntoyu

Differentiated Services in the GPRS Wireless Access Environment [chapter]

Sergios Soursos, Costas Courcoubetis, George C. Polyzos
2001 Lecture Notes in Computer Science  
In this paper we adapt the Differentiated Services framework and apply it over the GPRS air interface in order to provide various levels of service differentiation and a true end-to-end application of  ...  the Internet Differentiated Services architecture.  ...  A second issue is the length of a TBF, in the case of adapting Differentiated Services to the GPRS environment.  ... 
doi:10.1007/3-540-45400-4_9 fatcat:xkiv6r5vdngy5k2yp4k7siek44

The impact of COVID ‐19 on the technology sector: The case of TATA Consultancy Services

Lazaros Ntasis, Konstantinos Koronios, Theodoros Pappas
2021 Strategic Change  
Two of the most unpredictable uncertainty indices could explain the business and stock price performance of TATA Consultancy Services (TCS) before and after the COVID-19 pandemic.  ...  Most of the uncertainty indices of these days are built up from news outlets explored in the case study of TCS.  ...  The premise of differentiation among EPU and GPR list lies in how EPU portrays ambiguity regarding the real economy.  ... 
doi:10.1002/jsc.2397 fatcat:5cqyxuguzrdl7puque4p4pnpgy

Relationship between Urban New Business Indexes and the Business Environment of Chinese Cities: A Study Based on Entropy–TOPSIS and a Gaussian Process Regression Model

Yishao Shi, Danxuan Liu
2020 Sustainability  
The relationship between the new business index and the business environment was examined through multiple linear regression (MLR) and Gaussian process regression (GPR) analysis.  ...  environment.  ...  Acknowledgments: The authors thank three anonymous reviewers for their valuable comments and suggestions. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/su122410422 fatcat:pm7sjja5yjfsraugs33nqmgpbe

Evolution of Charging and Billing Models for GSM and Future Mobile Internet Services [chapter]

John Cushnie, David Hutchison, Huw Oliver
2000 Lecture Notes in Computer Science  
Acknowledgement: We are grateful to HP Labs for the support of John Cushnie's work through an Industrial CASE Award in cooperation with the EPSRC.  ...  costs of running the GPRS services in parallel to the normal GSM network.  ...  of producing more billing tickets and data for processing in the centralised OSS systems from the Gateway GPRS Service Nodes (GGSN) and the Servicing GPRS Service Nodes (SGSN).  ... 
doi:10.1007/3-540-39939-9_25 fatcat:f3obfadr7bc2tffm2g7hwegftu

Monitoring the Position Integrity in Road Transport Localization Based Services

Jose Santa, Benito Ubeda, Rafael Toledo, Antonio G. Skarmeta
2006 IEEE Vehicular Technology Conference  
The current GPS based sensors, operating in standard positioning service (SPS) or differential GPS (DGPS) modes, supply the level of accuracy required by many services of interest.  ...  Its suitability for road applications, and the importance of the geostationary satellite visibility and the GPRS/UMTS coverage are analyzed in this paper.  ...  the grant 02622/BPS2/05, in frames of the 2003-2006 PCTRM program, and the project Evaluación y Prototipado de Servicios de Seguridad Activa basados en GNSS, respectively.  ... 
doi:10.1109/vtcf.2006.575 dblp:conf/vtc/SantaMTG06 fatcat:l357qifoprf3hgp2srisg7aiuy

Critical issues for roaming in 3G

A. Roos, M. Hartman, S. Dutnall
2003 IEEE wireless communications  
FROM VOICE TO DATA In the second-generation (2G) circuit-switched environment, the amount of services is limited.  ...  The huge variety of services and the possibility for operators to differentiate based on services makes it impossible to test all services in all roaming partners' networks.  ...  MAGNUS HARTMAN ( is an advisor at Northstream in the area of wireless strategies focusing on core network and service technologies.  ... 
doi:10.1109/mwc.2003.1182108 fatcat:zldgf2llfzcl5bldlrr5atoxau

A Field Trial on Smart Mobility

Sven Maerivoet, Frank Daems, Friedl Maertens, Karel Renckens, Philip Van Houtte, Louis Buelens
2012 Procedia - Social and Behavioral Sciences  
In view of services such as road pricing for passenger cars, we devised an innovative and versatile technological solution that can aid in solving some of the mobility problems.  ...  The current cost per kilometre, differentiated between location, time, and vehicle type, and was then sent back such that each driver instantly knew the current cost of the trip.  ...  Furthermore, we express our thanks to the mobile telecommunications operator Mobistar for allowing us to use their GPRS services.  ... 
doi:10.1016/j.sbspro.2012.09.808 fatcat:leilzqklbfgchjraba5bgacu44

Ghana: Joint Staff Assessment of the Poverty Reduction Strategy Paper Annual Progress Report

International Monetary Fund
2004 IMF Staff Country Reports  
The APR indicates that some progress has been made in environmental protection and natural resource management.  ...  Improving institutional and technical capacity in the public sector is a critical element in attaining improved service delivery, and achieving the GPRS objectives.  ... 
doi:10.5089/9781451814859.002 fatcat:42shetxegndshbgvbm25kfw5ta

Mobility and quality of service across heterogeneous wireless networks

Andrea Calvagna, Aurelio La Corte, Sabrina Sicari
2005 Computer Networks  
The ability to guarantee Quality of Service (QoS) is one of the key issues in the creation of a telecommunication system.  ...  In this paper, we deal with some aspects of providing QoS in wired cum wireless communication environment, focusing on the specific feature of guaranteeing session continuity when the wireless networks  ...  The aim in the depicted heterogeneous environment is to provide global seamless service coverage to a specific area, allowing access to the service independent of location.  ... 
doi:10.1016/j.comnet.2004.07.005 fatcat:22k2pgcrmngrfhepbrdy5tnciu

GPRS Security for Smart Meters [chapter]

Martin Gilje Jaatun, Inger Anne Tøndel, Geir M. Køien
2013 Lecture Notes in Computer Science  
In this paper we describe security functions available in GPRS, explaining authentication and encryption options, and evaluate how suitable it is for use in a Smart Grid environment.  ...  Many Smart Grid installations rely on General Packet Radio Service (GPRS) for wireless communication in Advanced Metering Infrastructures (AMI).  ...  The research reported in this paper has been supported by the Telenor-SINTEF collaboration project, Smart Grid initiative.  ... 
doi:10.1007/978-3-642-40511-2_14 fatcat:36xcd6kdpraczgqewqsyx5nnvy

3G Networks: Opportunities and Challenges

Arun Kumar
2013 Bulletin of Mathematical Sciences and Applications  
This approach yieldsstrong practical benefits, given the costs and complexity ofaccessing network equipments, especially in the Radio AccessNetwork.  ...  Among them, the possibility to infer andlocatenetwork problems (e.g. persistent shortage of capacity,or equipment misfunctioning), in the core and radio sections,without direct access to the equipments  ...  Fig1: Relationship between UTRAN, GPR AN AND CN Furthermore, technological upgrades are still in the agenda ofmany operators: EDGE in the GPRS RAN, HSPDA in the UMTSRAN, and IMS in the CN [1] .  ... 
doi:10.18052/ fatcat:4vht3jy66za4ljk22pjhmlemlu

A Framework for Pricing Schemes for Networks under Complete Information

Aditya Goyal, Akanksha Tyagi, Manisha Bhende, Swapnil Kawade
2014 International Journal of Engineering Trends and Technoloy  
The service provider can choose an apt pricing scheme subjected to limited resources, if he knows the utility function and identity of the user.  ...  The revenue maximization problem of service provider is considered and different pricing schemes to solve the above problem are implemented.  ...  The characterizations of types of environments that lead to a low Price of Simplicity was done and it was shown that the loss of revenue from using simple entry fees was small in a range of environments  ... 
doi:10.14445/22315381/ijett-v9p214 fatcat:gifxmec525dz3kuoivngygra24

Ghana: Poverty Reduction Strategy Paper

International Monetary Fund
2006 IMF Staff Country Reports  
This country document for Ghana, dated November 2005, is being made available on the IMF website by agreement with the member country as a service to users of the IMF website.  ...  To assist the IMF in evaluating the publication policy, reader comments are invited and may be sent by e-mail to  ...  These variations in health status are in part due to differential access to quality health care.  ... 
doi:10.5089/9781451814934.002 fatcat:as53uy3bo5fs7clvdjcl3hii2m

A Reference Model for Conceptualising the Convergence of Telecommunications and Datacommunications Service Platforms [chapter]

Pasi Kemppainen
2000 IFIP Advances in Information and Communication Technology  
In addition, the TNI RM presents the importance of content networks in the ongoing convergence.  ...  Telecommunications, data communications and content from different media and services are converging, resulting in web-based shopping services, mobile interactive banking services and personalised content  ...  , and control the services in a reliable environment.  ... 
doi:10.1007/978-0-387-35581-8_22 fatcat:5e2gtuf7hjhwzahor6q7lyai64
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