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MOBICOM
2012
ACM
12 years 18 days ago
Faster GPS via the sparse fourier transform
GPS is one of the most widely used wireless systems. A GPS receiver has to lock on the satellite signals to calculate its position. The process of locking on the satellites is qui...
Haitham Hassanieh, Fadel Adib, Dina Katabi, Piotr ...
ICDE
2000
IEEE
144views Database» more  ICDE 2000»
14 years 11 months ago
Power Conservative Multi-Attribute Queries on Data Broadcast
In this paper, we study power conservation techniques for multi-attribute queries on wireless data broadcast channels. Indexing data on broadcast channels can improve client filte...
Qinglong Hu, Wang-Chien Lee, Dik Lun Lee
ICCD
2008
IEEE
151views Hardware» more  ICCD 2008»
14 years 7 months ago
Digital filter synthesis considering multiple adder graphs for a coefficient
—In this paper, a new FIR digital filter synthesis algorithm is proposed to consider multiple adder graphs for a coefficient. The proposed algorithm selects an adder graph that c...
Jeong-Ho Han, In-Cheol Park
ISBI
2009
IEEE
14 years 5 months ago
Wavelet-Regularized Reconstruction for Rapid MRI
We propose a reconstruction scheme adapted to MRI that takes advantage of a sparsity constraint in the wavelet domain. We show that artifacts are significantly reduced compared t...
Matthieu Guerquin-Kern, Dimitri Van De Ville, C&ea...
DATE
2009
IEEE
83views Hardware» more  DATE 2009»
14 years 4 months ago
Performance-driven dual-rail insertion for chip-level pre-fabricated design
In recent years, pre-fabricated design styles grow up rapidly to amortize the mask cost. However, the interconnection delay of the pre-fabricated design styles slows down the circ...
Fu-Wei Chen, Yi-Yu Liu