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TCOM
2010
84views more  TCOM 2010»
13 years 5 months ago
On using transmission overhead efficiently for channel estimation in OFDM
The limited time available for acquiring the channel state in mobile broadband wireless communication systems makes it crucial to count with channel estimation methods that attain ...
Christian Oberli, María Constanza Estela, M...
TCOM
2010
92views more  TCOM 2010»
13 years 5 months ago
UWB receiver designs based on a gaussian-laplacian noise-plus-MAI model
Two novel receiver structures which surpass the performance of the conventional matched filter receiver are proposed for ultra-wide bandwidth multiple access communications. The pr...
Norman C. Beaulieu, Somasundaram Niranjayan
AVI
2006
13 years 11 months ago
Enabling interaction with single user applications through speech and gestures on a multi-user tabletop
Co-located collaborators often work over physical tabletops with rich geospatial information. Previous research shows that people use gestures and speech as they interact with art...
Edward Tse, Chia Shen, Saul Greenberg, Clifton For...
BMCBI
2006
128views more  BMCBI 2006»
13 years 10 months ago
Model-driven user interfaces for bioinformatics data resources: regenerating the wheel as an alternative to reinventing it
Background: The proliferation of data repositories in bioinformatics has resulted in the development of numerous interfaces that allow scientists to browse, search and analyse the...
Kevin L. Garwood, Christopher Garwood, Cornelia He...
GI
2004
Springer
14 years 3 months ago
A Low-Cost Solution for Frequent Symmetric Key Exchange in Ad-hoc Networks
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
Markus Volkmer, Sebastian Wallner