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DAC
2006
ACM
14 years 3 days ago
Buffer memory optimization for video codec application modeled in Simulink
Reduction of the on-chip memory size is a key issue in video codec system design. Because video codec applications involve complex algorithms that are both data-intensive and cont...
Sang-Il Han, Xavier Guerin, Soo-Ik Chae, Ahmed Ami...
ICC
2007
IEEE
245views Communications» more  ICC 2007»
14 years 11 days ago
Low Complexity MMSE Vector Precoding Using Lattice Reduction for MIMO Systems
—In this paper, a lattice-reduction-aided (LRA) With such an approximation, the complexity of VP is greatly minimum mean square error (MMSE) vector precoding (VP) is reduced. pro...
Feng Liu, Ling-ge Jiang, Chen He
TWC
2008
150views more  TWC 2008»
13 years 6 months ago
Combining Beamforming and Space-Time Coding Using Quantized Feedback
We combine space-time coding and transmit beamforming over multiple-antenna quasi-static fading channels using resolution-constrained channel state information at the transmitter ...
Siavash Ekbatani, Hamid Jafarkhani
CODES
2004
IEEE
13 years 10 months ago
Power analysis of system-level on-chip communication architectures
For complex System-on-chips (SoCs) fabricated in nanometer technologies, the system-level on-chip communication architecture is emerging as a significant source of power consumpti...
Kanishka Lahiri, Anand Raghunathan
STOC
2009
ACM
172views Algorithms» more  STOC 2009»
14 years 6 months ago
Linear time approximation schemes for the Gale-Berlekamp game and related minimization problems
We design a linear time approximation scheme for the GaleBerlekamp Switching Game and generalize it to a wider class of dense fragile minimization problems including the Nearest C...
Marek Karpinski, Warren Schudy