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GLOBECOM
2006
IEEE
16 years 23 days ago
Two Novel Iterative Joint Frequency-Offset and Channel Estimation Methods for OFDMA Uplink
—We address joint estimation of frequency offsets and channel responses in OFDMA uplink. A cyclically equal-spaced, equal-energy interleaved pilot preamble is proposed by which t...
Xiaoyu Fu, Hlaing Minn, Cyrus D. Cantrell
GLOBECOM
2006
IEEE
16 years 23 days ago
An Evaluation of Ultra Wideband Technology for Indoor Ranging
Abstract— Ultra wideband technology shows promise for precision ranging due to its fine time resolution to resolve multipath fading and the presence of lower frequencies in the ...
Camillo Gentile, Alfred Kik
HICSS
2006
IEEE
124views Biometrics» more  HICSS 2006»
16 years 23 days ago
A Bridge Home: The Use of the Internet by Transnational Communities of Immigrants
For decades transnational communities of immigrants have used various forms of communication to maintain ties with their places of origin. The Internet constitutes an alternative ...
Celene Navarrete, Esperanza Huerta
ICARCV
2006
IEEE
137views Robotics» more  ICARCV 2006»
16 years 23 days ago
Nanorobot Communication Techniques: A Comprehensive Tutorial
—This work presents chemical communication techniques for nanorobots foraging in fluid environments relevant for medical applications. Unlike larger robots, viscous forces and ra...
Adriano Cavalcanti, Tad Hogg, Bijan Shirinzadeh, H...
ICMCS
2006
IEEE
121views Multimedia» more  ICMCS 2006»
16 years 22 days ago
A Three-Layer Virtual Director Model for Supporting Automated Multi-Site Distributed Education
1 In multi-site distributed education (MSDE), video streams from multiple sites are available. To best utilize the limited screen space at each site, we develop a customizable, aut...
Bin Yu, Cha Zhang, Yong Rui, Klara Nahrstedt
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