Filters








2,312 Hits in 9.5 sec

Meeting End-to-End QoS Challenges for Scalable Flows in Heterogeneous Multimedia Environments [chapter]

Andrew Campbell, Alexandros Eleftheriadis, Cristina Aurrecoechea
1995 High Performance Networking  
Keywords Scalable flows, multimedia transport, dynamic QoS management, end-to-end QoS architecture 1 R.  ...  Two key techniques are proposed to meet the challenge of supporting scalable flows over multimedia networks: i) Dynamic Rate Shaping, which is a novel source-based QoS filter for manipulating the rate  ...  We argue that such an approach is fundamental in meeting heterogeneous QoS demands in distributed multimedia environments; in particular, for the case of multicast and group communications.  ... 
doi:10.1007/978-0-387-34949-7_8 fatcat:5rk774tmkbazzelkud7iwgxveu

NSIS Extensions: An End-to-End QoS Aware Signaling Protocol for NGN

Tahir Mehmood, Sathiamoorthy Manoharan
2013 Journal of clean energy technologies  
We will look into IETF's efforts on developing signaling protocols in satisfying the ever demanding end-to- end guaranteed QoS needs by end users or interconnected network nodes.  ...  With great technological advancement in internetworking infrastructure, NGN faces many challenges in the form of heterogeneity in networking and user expectations such as higher bandwidth, seamless mobility  ...  The literature survey will focus IETF's efforts in developing a reliable and scalable protocol for end-2-end QoS in future networks.  ... 
doi:10.7763/ijcte.2013.v5.710 fatcat:j277ovo3lngydc6wq4askas7eq

Transporting QoS adaptive flows

Andrew T. Campbell, Geoff Coulson, David Hutchison
1998 Multimedia Systems  
flows operating in heterogeneous multimedia networking environments.  ...  In this paper, we extend our previous work on a QoS Architecture (QoS-A) by populating the QoS management planes of our architecture with a framework for the control and management of multilayer coded  ...  The authors would like to thank members of the Multimedia Projects Group at Lancaster and the ISO QoS Working Group for the many enlightening discussions on end-to-end QoS.  ... 
doi:10.1007/s005300050085 fatcat:ch4ydku3gbfwlfpfpvpbdqpbf4

SIP-based QoS support architecture and session management for DDS-based distributed real-time and embedded

Akram Hakiri, Pascal Berthou, Aniruddha Gokhale, Thierry Gayraud, Douglas C. Schmidt, Joe Hoffert
2011 Proceedings of the 5th ACM international conference on Distributed event-based system - DEBS '11  
End-to-end quality-of-service (QoS) support in middleware is critical to achieve publish/subscribe (pub/sub)-based distributed real-time and embedded (DRE) systems.  ...  This poster describes ongoing work on supporting QoS properties over wide area networks within the OMG's Data Distribution Service (DDS) by leveraging the Session Initiation Protocol (SIP) and Session  ...  INTRODUCTION Many publish/subscribe (pub/sub)-based distributed realtime and embedded (DRE) systems operate in heterogeneous environments that receive data from a large number of sensors and multimedia  ... 
doi:10.1145/2002259.2002325 dblp:conf/debs/HakiriBGGSH11 fatcat:ozzpycz5qvhvnnhtpfy4ebxhiq

Mobility Management, Quality of Service, and Security in the Design of Next Generation Wireless Network

Deeya S Nursimloo, Anthony H Chan
2005 African Journal of Information & Communication Technology  
The next generation wireless network needs to provide seamless roaming among various access technologies in a heterogeneous environment.  ...  The function of the QoS Manager also includes dynamic allocation of resources during handover. Heterogeneous networks raise many challenges in security.  ...  Quality of Service Manager In order to meet the QoS requirements for different data flow, the network needs to manage its resources properly.  ... 
doi:10.5130/ajict.v1i1.27 fatcat:g7y7mzlkz5g25niyy5jbgflyea

Quality of service provision in mobile multimedia - a survey

Hongli Luo, Mei-Ling Shyu
2011 Human-Centric Computing and Information Sciences  
In this paper, we provide a survey of QoS provision in mobile multimedia, addressing the technologies at different network layers and cross-layer design.  ...  This paper focuses on the QoS techniques over IEEE 802.11e networks. We also provide some thoughts about the challenges and directions for future research.  ...  We first reviewed the challenges of the QoS in mobile multimedia environments.  ... 
doi:10.1186/2192-1962-1-5 fatcat:7pgdveybc5bdjd6k26mkfnhy3y

Scalable Video Coding in Content-Aware Networks: Research Challenges and Open Issues [chapter]

Michael Grafl, Christian Timmerer, Hermann Hellwagner, Daniel Negru, Eugen Borcoci, Daniele Renzi, Anne-Lore Mevel, Alex Chernilov
2011 Trustworthy Internet  
The architecture of ALICANTE with respect to SVC and CAN is presented, use cases are described, and finally research challenges and open issues are discussed.  ...  This paper introduces Scalable Video Coding (SVC) as a tool for Content-Aware Networks (CANs) which is currently researched as part of the EU FP7 ALICANTE project.  ...  Acknowledgments This work is supported in part by the European Commission in the context of the ALICANTE project (FP7-ICT-248652). http://www.ict-alicante.eu/  ... 
doi:10.1007/978-88-470-1818-1_26 fatcat:53s32hrxgvgc5gc6g6ov2s56bm

Wireless multimedia sensor network technology: A survey

Atif Sharif, Vidyasagar Potdar, Elizabeth Chang
2009 2009 7th IEEE International Conference on Industrial Informatics  
This is a daunting research challenge requiring distributed sensor systems operating in complex environments while providing assurance of reliable and accurate sensing.  ...  it to parent node or sink.  ...  QoS requirement One of the first and the most important challenge to the WMSNs design is to meet the application specific QoS requirements.  ... 
doi:10.1109/indin.2009.5195872 fatcat:unc4nrepfncdxkrmdbdcq4vczy

Quality of Experience management framework for real-time multimedia applications

N.A. Mu, Eduardo Cerqueira, Fernando Boavida, Andreas Mauthe
2009 International Journal of Internet Protocol Technology  
This paper first explores key requirements to provide QoE assurance for multimedia applications in Content Distribution Networks (CDN).  ...  A new management framework, named QoE-aware Real-time Multimedia Management (QoE2M), is then introduced to provide end-to-end quality control on real-time multimedia applications over heterogeneous networks  ...  Acknowledgement The work presented in this paper is supported by the European Commission, under the Grant No. FP6-0384239 (Network of Excellence CONTENT) and Agilent Laboratories, UK.  ... 
doi:10.1504/ijipt.2009.024170 fatcat:3xbu7zqhyfdcle7op2o4lz64iy

A Survey on Routing Protocols in Wireless Multimedia Sensor Networks

Fernaz NarinNur, Nazmun Nessa Moon, Narayan Ranjan Chakraborty
2013 International Journal of Computer Applications  
This paper outlines the design challenges of routing protocols for WMSNs. Architectures for WMSNs are explored, along with their advantages and drawbacks.  ...  WMSNs are gaining more popularity day by day as they are envisioned to support a large number of both non-real time and real-time multimedia applications.  ...  [16] propose an adaptive QoS and energy aware routing approach that uses an improved biological ant colony algorithm for WMSNs not only to meet QoS requirements in an energy-aware fashion, but also  ... 
doi:10.5120/12789-0006 fatcat:o7m6ymohavapjeeix7kusk3vci

MHCP: Multimedia Hybrid Cloud Computing Protocol and Architecture for Mobile Devices

Jose M. Jimenez, Juan R. Diaz, Jaime Lloret, Oscar Romero
2019 IEEE Network  
platform to deliver real time traffic from heterogeneous multimedia and social networks for mobile users.  ...  Multimedia cloud computing has appeared as a very attractive environment for business world in terms of providing cost-effective services with a minimum of entry costs and infrastructure requirements.  ...  Multimedia services in cloud computing involve a number of challenges such as multimedia, heterogeneity or Quality of Service (QoS).  ... 
doi:10.1109/mnet.2018.1300246 fatcat:dlvehwuaineujbg22xrc4zf2hu

Scalable e-Learning Multimedia Adaptation Architecture [chapter]

Mazen Almaoui, Konstantinos N. Plataniotis
2005 Lecture Notes in Computer Science  
This paper proposes a novel two-tier transcoding framework capable of adapting eL multimedia to meet the end-user environmental challenges.  ...  A neglected challenge in existing e-Learning (eL) systems is providing access to multimedia to all users regardless of environmental conditions such as diverse device capabilities, the heterogeneity of  ...  The multimedia copy that best matches the end-user's environment parameters is delivered. Scalable coding can only be used for on-demand eL systems and is not a viable solution for live webcasting.  ... 
doi:10.1007/11559573_24 fatcat:pigzwwlc7fc6havb6m6woliwd4

A Survey on Energy-Efficient Routing Techniques with QoS Assurances for Wireless Multimedia Sensor Networks

Samina Ehsan, Bechir Hamdaoui
2012 IEEE Communications Surveys and Tutorials  
However, satisfying the stringent quality of service (QoS) requirements of multimedia transmission in a resource-constrained sensor network environment places new challenges to routing.  ...  We outline the design challenges of routing protocols for WMSNs followed by the limitations of current techniques designed for non-multimedia data transmission.  ...  ) in the heterogeneous traffic environment [19] .  ... 
doi:10.1109/surv.2011.020211.00058 fatcat:xs4sqft3lnb6lkw3rojesxlpkm

Building open programmable multimedia networks

A.T. Campbell, A.A. Lazar, H. Schulzrinne, R. Stadler
1997 IEEE Multimedia  
Recent advances in distributed systems and transportable software and increasing demand for better quality-of-service (QOS) control in multiservice networks are driving a re-examination of network software  ...  We established the COMET Group (Control Management and Telemedia) at Columbia University's Center for Telecommunications Research to provide a comprehensive understanding of network software architecture  ...  In the early 1990s the COMET group developed the necessary theoretical foundations for engineering QOS in broadband networks.  ... 
doi:10.1109/93.580997 fatcat:gpke2vvdyrgnhanwlvhoazuk3i

Building open programmable multimedia networks

Andrew T Campbell, Aurel A Lazar, Henning Schulzrinne, Rolf Stadler
1998 Computer Communications  
Recent advances in distributed systems and transportable software and increasing demand for better quality-of-service (QOS) control in multiservice networks are driving a re-examination of network software  ...  We established the COMET Group (Control Management and Telemedia) at Columbia University's Center for Telecommunications Research to provide a comprehensive understanding of network software architecture  ...  In the early 1990s the COMET group developed the necessary theoretical foundations for engineering QOS in broadband networks.  ... 
doi:10.1016/s0140-3664(98)00123-6 fatcat:efah7gfddrgxzpsikmnvuwbqiu
« Previous Showing results 1 — 15 out of 2,312 results