Filters








464 Hits in 7.6 sec

Service Continuity Support in Self-Organizing IMS Net-works [chapter]

Christian Makaya, Satoshi Komorita, Ashutosh Dutta, Hidetoshi Yokota, F Lin
2011 Emerging Wireless Networks  
The self-organizing IMS can enable the IMS functional components to adapt dynamically based on the features like network load, number of users, node failures and available system resources.  ...  One of such approaches is self-organization of IMS (SOIMS).  ...  INTRODUCTION The IMS (IP Multimedia Subsystem) architecture was designed to provide IP-based voice and multimedia services independent of access network technologies.  ... 
doi:10.1201/b11420-10 fatcat:x4ysqlmatjcfxiz342gq7pqnxm

Service continuity support in self-organizing IMS networks

Christian Makaya, Ashutosh Dutta, Subir Das, Dana Chee, F. Joe Lin, Satoshi Komorita, Hidetoshi Yokota
2011 2011 2nd International Conference on Wireless Communication, Vehicular Technology, Information Theory and Aerospace & Electronic Systems Technology (Wireless VITAE)  
The self-organizing IMS can enable the IMS functional components to adapt dynamically based on the features like network load, number of users, node failures and available system resources.  ...  One of such approaches is self-organization of IMS (SOIMS).  ...  INTRODUCTION The IMS (IP Multimedia Subsystem) architecture was designed to provide IP-based voice and multimedia services independent of access network technologies.  ... 
doi:10.1109/wirelessvitae.2011.5940890 fatcat:uiutqrwoe5axzeevipq46en27i

Self organizing IP Multimedia Subsystem

Ashutosh Dutta, Christian Makaya, Subir Das, Dana Chee, Joe Lin, Satoshi Komorita, Tsunehiko Chiba, Hidetoshi Yokota, Henning Schulzrinne
2009 2009 IEEE International Conference on Internet Multimedia Services Architecture and Applications (IMSAA)  
One of such approaches is self-organization of IMS.  ...  Although it is too early to conclude the effectiveness of self-organizing IMS, initial results are encouraging and it may provide additional incentives to the operators for network evolution.  ...  Introduction The current version of IMS (IP Multimedia Subsystem) has several shortcomings that may act as deterrent for wider deployment.  ... 
doi:10.1109/imsaa.2009.5439473 fatcat:drnilzofhfd5pd4znelmzkjx3y

Analysis of Reconfigurability, Control and Resource Management in Heterogeneous Wireless Networks

Liljana Gavrilovska, Vladimir Atanasovski, Pero Latkoski, Valentin Rakovik
2015 International Journal of Computers Communications & Control  
The new HP solution bridges 2G, 3G, 4G, Wi-Fi and IP Multimedia Subsystem (IMS) networks to enable service providers to centrally manage subscribers' profiles, regardless of the networks to which they  ...  Analysis of Reconfigurability, Control and Resource Management in Heterogeneous Wireless Networks 319 user-transparent manner.  ...  Acknowledgment This research was sponsored by NATO's Public Diplomacy Division in the framework of "Science for Peace" through the SfP-982469 "Reconfigurable Interoperability of Wireless Communications  ... 
doi:10.15837/ijccc.2015.3.602 fatcat:mw7qhqdkefdlzkyzn5fwrh3fpu

An Overview of 4G (4th Generation) Wireless Networks

Aiman J.Albarakati
2015 International Journal of Applied Information Systems  
tailored services, distinctive user-centric incorporated service model, elevated Quality-of-Support and by and large unwavering system performance/recital.  ...  4G systems is anticipating a prospective flat combination of all these diverse technologies with an accepted succession to hold up flawless economical high/towering data rate worldwide roaming, well-organized  ...  Good supervision of bandwidth and well-organized methods for endowing Quality-of-Service amid the endsystems are two extremely significant criterions for featured multimedia services.  ... 
doi:10.5120/ijais15-451372 fatcat:55qqmhlyhng7za2xccu36hhcmy

On the Evolution of Remote Laboratories for Prototyping Digital Electronic Systems

Leandro Soares Indrusiak, Manfred Glesner, Ricardo Reis
2007 IEEE transactions on industrial electronics (1982. Print)  
The design of digital electronic systems for industrial applications can benefit in many ways from the prototyping capabilities of field-programmable gate array (FPGA) platforms.  ...  Jimenez for their valuable contributions to the concepts, methods, and implementation work leading to this paper.  ...  Since the network address of the back end of each FPGA device is transparent to the user, devices can be safely removed from the network when they are not in use (no user will get a "error 404: device  ... 
doi:10.1109/tie.2007.907010 fatcat:dbddcwlsajba5bk32pwbsh7yfu

Evolution of an open communications architecture

R. J. Cypser
1992 IBM Systems Journal  
¢ Offer network independence, as seen by the ap- plications, for TCP/IP, OSI, and SNA communi- cations subsystems (and any other protocols that might similarly be supported under the CPI with appropriate  ...  Today, as part of the IBM Information Warehouse* concept, the Enterprise Data-Ac- cess/SQL Server enables users to transparently and interactively access multivendor relational and nonrelational data from  ... 
doi:10.1147/sj.312.0161 fatcat:pmjfwhsk6nfthf2qzrakwyufxe

Flexible heterogeneous satellite-based architecture for enhanced quality of life applications

Enrico Del Re, Simone Morosi, Luca Simone Ronga, Sara Jayousi, Alessio Martinelli
2015 IEEE Communications Magazine  
CONTEXT AWARENESS AND RECONFIGURABILITY In order to provide a flexible architecture supporting heterogeneous services, one of the main issue to be addressed is user-transparent network reconfigurability  ...  This reconfigurable architecture shows the integration of communication and monitoring functionalities that allow an appropriate infrastructure to support the provision of multimedia services to different  ... 
doi:10.1109/mcom.2015.7105659 fatcat:6nwkjtmlmna2vdedcmtwujw6ua

Metadata Design for Reconfigurable Protocol Stacks in Systems Beyond 3G

Vangelis Gazis, Nancy Alonistioti, Lazaros Merakos
2006 Wireless personal communications  
For ubiquitous reconfiguration to become a practical capability of mobile communication systems, it is necessary to establish a global architecture for modeling, expressing, and circulating essential metadata  ...  He specializes in reconfigurable mobile systems and networks for beyond 3G, metadata and ontology languages, reflective and component middleware, adaptable services and open API frameworks for telecommunications  ...  , in a manner that is transparent to their users [3] .  ... 
doi:10.1007/s11277-006-6173-y fatcat:x7ztqag5a5gnbf2jx2tc6gxr5u

A Distributed Firewall for Multimedia Applications [chapter]

Utz Roedig, Ralf Ackermann, Christoph Rensing, Ralf Steinmetz
2000 Sicherheit in Netzen und Medienströmen  
These differ in many aspects from "traditional applications", for example concerning bandwidth usage, dynamic protocol elements or multiple data flows for one application session.  ...  In this paper, we identify typical characteristics of multimedia applications that cause problems using traditional firewalls.  ...  Both methods can be used to split the flows of a multimedia session. The first method does this transparent for the endsystems, while the second method does not.  ... 
doi:10.1007/978-3-642-58346-9_1 fatcat:nmwx5aphhbcm7gkjwwzxxfo4na

Real-time service provisioning for mobile and wireless networks

K. Farkas, O. Wellnitz, M. Dick, X. Gu, M. Busse, W. Effelsberg, Y. Rebahi, D. Sisalem, D. Grigoras, K. Stefanidis, D.N. Serpanos
2006 Computer Communications  
As mobile devices and wireless networks are becoming ubiquitous, the interest of users to deploy real-time applications, e.g. online gaming or Voice-over-IP in such environments is also increasing.  ...  Finally, concepts for securing the communication between the users of real-time applications in wireless and mobile networks are presented.  ...  Local reconfiguration is mostly transparent for the other users while global reconfiguration is always perceptible for every participant.  ... 
doi:10.1016/j.comcom.2005.06.005 fatcat:5oc5ojme55byzjz2bpymls4pvy

First Demonstration of a Cross-Layer Enabled Network Node

Caroline P. Lai, Daniel Brunina, Brandon W. Buckley, Cedric Ware, Wenjia Zhang, Ajay S. Garg, Bahram Jalali, Keren Bergman
2013 Journal of Lightwave Technology  
We demonstrate a first-generation prototype of the cross-layer node, outlining its architecture and major implemented subsystems.  ...  The packet-rate physical-layer reconfiguration of the node's fabric is shown using an implemented performance monitor and control plane.  ...  the BER from the opening of the eye using an eye-mask method.  ... 
doi:10.1109/jlt.2013.2252421 fatcat:bcsncyebm5cmhnedxjyt2635he

Network protocols for mobile robot systems

Douglas W. Gage, Douglas W. Gage
1998 Mobile Robots XII  
For the Multipurpose Security and Surveillance Mission Platform (MSSMP) project, a software applique is being developed that will run on top of User Datagram Protocol (UDP) to provide a reliable message-based  ...  Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden, to Washington Headquarters Services, Directorate for  ...  The tree structured Spanning Tree Protocol (IEEE 802.1d) is an example of an open standard self-organizing network protocol used in COTS IP modems.  ... 
doi:10.1117/12.299558 dblp:conf/mr/Gage97 fatcat:7gs2snj7nfhydbtxdg4ofcfz3m

Fusion of digital television, broadband Internet and mobile communications—Part II: Future service scenarios

X. Liang, F. L. C. Ong, P. Pillai, P. M. L. Chan, V. Mancuso, G. Koltsidas, F. N. Pavlidou, L. Caviglione, E. Ferro, A. Gotta, H. Cruickshank, S. Iyengar (+1 others)
2007 International Journal of Satellite Communications And Networking  
The paper presents the current and future operational scenarios for DVB via satellite (DVB-S) system.  ...  Several research directions for providing seamless services regardless of network, access technology and terminal in the fusion network are also highlighted in this paper.  ...  Moreover the IP multimedia subsystem (IMS) is another global system for network consolidation [6] .  ... 
doi:10.1002/sat.880 fatcat:krwwj7r7yzfb5hn5bycmsykpcu

Metadata Design for Introspection-Capable Reconfigurable Systems [chapter]

Vangelis Gazis, Nancy Alonistioti, Lazaros Merakos
2004 Lecture Notes in Computer Science  
W e proceed to identify existing metadata standards that are candidate for the representation of reconfiguration metadata, discussing and evaluating their suitability.  ...  Ultimately, we present a developed reconfiguration metadata description vocabulary and illustrate its application with an example.  ...  The 3GPP specification of the IP Multimedia Subsystem (IMS) in UMTS is an example of a standard that leverages specifications developed by a different authoritative body (i.e., the IETF SIP specification  ... 
doi:10.1007/978-3-540-24693-0_113 fatcat:p6b2v53hkbhhtfzqau6wmdxxei
« Previous Showing results 1 — 15 out of 464 results