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WCNC
2008
IEEE
15 years 10 months ago
Two-Stage Code Acquisition Employing Search Space Reduction and Iterative Detection in the DS-UWB Downlink
— In this paper we propose and investigate an iterative code acquisition scheme assisted by both search space reduction and iterative Massage Passing (MP), which was designed for...
Seung Hwan Won, Lajos Hanzo
WCNC
2008
IEEE
15 years 10 months ago
Achievable Rates for the Three User Cooperative Multiple Access Channel
— For a three user Gaussian multiple access channel (MAC), we propose a new superposition block Markov encoding based cooperation scheme. Our scheme allows the three users to sim...
Çagatay Edemen, Onur Kaya
WCNC
2008
IEEE
15 years 10 months ago
Estimation of Interference-Free Transmit Power for Opportunistic Spectrum Access
Abstract— We consider a scenario in which frequency agile radios opportunistically share a fixed spectrum resource with a set of primary nodes. We develop a collaborative scheme...
Brian L. Mark, Ahmed O. Nasif
WCNC
2008
IEEE
15 years 10 months ago
Combining Cricket System and Inertial Navigation for Indoor Human Tracking
—We present a system-level approach to localizing and tracking users on a basis of different sources of location information. We have applied a combination of the Cricket system ...
Michael Popa, Junaid Ansari, Janne Riihijärvi...
WCNC
2008
IEEE
15 years 10 months ago
Exact BER Performance of Asynchronous MC-DS-CDMA over Nakagami-m Fading Channels
—In this contribution an accurate average bit error rate (BER) formula is derived for Nakagami-faded MC-DSCDMA in the context of asynchronous transmissions and random spreading s...
Besma Smida, Lajos Hanzo, Sofiène Affes