Rahim Tafazolli

Providing differentiated service to TCP flows over bandwidth on demand GEO satellite networks (2008)

Merkourios Karaliopoulos, Student Member, Rahim Tafazolli, Barry G. Evans, Senior Member

Abstract—The elasticity of transmission control protocol (TCP) traffic complicates attempts to provide performance guarantees to TCP flows. The existence of different types of networks and...

Hybrid Data Fusion and Cooperative Schemes for Wireless Positioning (2008)

Sand, Stephan, Mensing, Christian, Ma, Yi, Tafazolli, Rahim, Yin, Xuefeng, Figueiras, João, ...

Abstract—The Wireless Hybrid Enhanced Mobile Radio Estimators (WHERE) consortium researches radio positioning techniques to improve various aspects of communications systems. In order to provide...

Seamless Multimedia Network and Service Access Over All-IP Based Infrastructures: The EVOLUTE Approach (2008)

T. Dagiuklas A, C. Politis B, S. Grilli C, G. Bigini C, D. Sisalem D, Y. Rebahi D, ...

The concurrent use of the Wireless LAN technology is gaining a hold as a very cost-effective broadband competitor for the cellular networks in medium-range and enterprise areas (the so-called hot...

This article has been accepted for inclusion in a future issue of this journal. Content is final as presented, with the exception of pagination. IEEE TRANSACTIONS ON BROADCASTING 1 Efficient Group-Based Multimedia-on-Demand Service Delivery in Wireless Ne (2008)

Luan Huang, Kar Ann Chew, Shyamalie Thilakawardana, Yajian Liu, Student Member, Klaus Moessner, ...

Abstract—Recently, an upsurge of interest has been observed in providing multimedia on-demand (MoD) services to mobile users over wireless networks. Nevertheless, due to the rapidly varying nature...

POSITION ASSISTED RELAYING AND HANDOVER IN HYBRID AD HOC WCDMA CELLULAR SYSTEM (2007)

Jung Houn Yap, Xinjie Yang, Shahram Ghaheri-niri, Rahim Tafazolli

Abstract- In this paper, we propose a position assisted relaying and handover algorithm for hybrid ad hoc cellular system. In such a system, the user equipment (UE) is assumed to be able to estimate...

and (2007)

M. Karaliopoulos, Rahim Tafazolli, Barry Evans

performance over GEO satellite links with splitconnections

Signaling Channel for Coordinated Multicast Service Delivery in Next Generation Wireless Networks (2007)

GLUHAK, Alexander, INOUE, Masugi, MOESSNER, Klaus, TAFAZOLLI, Rahim

Multicast delivery in heterogeneous wireless networks requires careful coordination, in order to take full advantage of the resources such an interworking network environment can offer. Effective...

Advances in IP Micromobility Management Using a Mobility-Aware Routing Protocol (2007)

Michael Georgiades, Kar Ann Chew, Rahim Tafazolli

Several micromobility schemes have been proposed to augment Mobile IP and provide a faster and smoother handoff than what is achievable by Mobile IP alone, the majority of which can be categorized...

Advances in IP Micromobility Management Using a Mobility-Aware Routing Protocol (2007)

Michael Georgiades, Kar Ann Chew, Rahim Tafazolli

Several micromobility schemes have been proposed to augment Mobile IP and provide a faster and smoother handoff than what is achievable by Mobile IP alone, the majority of which can be categorized...

Centralized total received power based call admission control for high altitude platform station UMTS (2002)

Yu Chiann Foo, Woo Lip Lim, Rahim Tafazolli

Abstract- One of the unique characteristics of high altitude platform station (HAPS) Universal Mobile Telecommunications System (UMTS) is that all base stations are collocated. This enables the HAPS...

Securing reconfigurable terminals – mechanisms and protocols (2002)

Stoytcho Gultchev, Chris Mitchell, Klaus Moessner, Rahim Tafazolli

Software reconfigurability of air interfaces, the actual reconfiguration processes and the procurement of reconfiguration software are posing substantial threats to the system integrity of wireless...