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ETT
2000
103views Education» more  ETT 2000»
15 years 6 months ago
Analysis of Doppler Spread Perturbations in OFDM(A) Systems
We analyze the effects of Doppler spread in mobile channels on Orthogonal Frequency Division Multiplex (OFDM) systems. This is important, since channel variations during one OFDM s...
Patrick Robertson, Stefan Kaiser
ICC
2007
IEEE
184views Communications» more  ICC 2007»
16 years 25 days ago
A 3GPP-IMS Based Approach for Converging Next Generation Mobile Data Networks
— This paper presents a promising architecture for of the 3GPP’s IMS for supporting real-time session negotiation converging third-generation (3G) cellular data networks and an...
Kumudu S. Munasinghe, Abbas Jamalipour
ICRA
2006
IEEE
93views Robotics» more  ICRA 2006»
16 years 16 days ago
Hierarchical Control for Self-assembling Mobile Trusses with Passive and Active Links
— This paper explores the space of active modular trusses, ranging from a passive truss with one independent active climbing module to fully self-reconfiguring dynamically contr...
Carrick Detweiler, Marsette Vona, Keith Kotay, Dan...
DEXAW
2005
IEEE
120views Database» more  DEXAW 2005»
16 years 3 days ago
Temporal Consistency in Nomadic Mobile Environment
This paper presents a model of a nomadic middleware system with support for temporal consistency of structures semantically associated to XML-documents. Specially defined high-lev...
Dmitry S. Kochnev, Tatiana Kochurova, Alexander Sl...
ICWL
2003
Springer
15 years 11 months ago
Wireless AnyServer - A Mobile ad hoc Web-Based Learning System
Abstract. Wireless technology can enhance the Web-based learning applications with efficiency and effectiveness. This paper presents the design and implementation of a novel Wirele...
Leung Cheng, Pui-on Au, Weijia Jia