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WCNC
2010
IEEE
15 years 4 months ago
Codebook Design for Memory-Based Quantization of Precoder Matrix in Low-Rate Feedback MIMO Systems with Temporally Correlated Fa
—An important transmitter adaptation technique used in multiple-input multiple-output (MIMO) communication systems is precoding based on the dominant right-singular vectors of th...
Pradeepa Yahampath, Are Hjørungnes
TVLSI
2008
74views more  TVLSI 2008»
15 years 6 months ago
Stack Sizing for Optimal Current Drivability in Subthreshold Circuits
Subthreshold circuit designs have been demonstrated to be a successful alternative when ultra-low power consumption is paramount. However, the characteristics of MOS transistors in...
John Keane, Hanyong Eom, Tae-Hyoung Kim, Sachin S....
DATE
2008
IEEE
89views Hardware» more  DATE 2008»
16 years 21 days ago
Symbolic Reliability Analysis and Optimization of ECU Networks
Increasing reliability at a minimum amount of extra cost is a major challenge in todays ECU network design. Considering reliability as an objective already in early design phases ...
Michael Glaß, Martin Lukasiewycz, Felix Reim...
VLDB
2004
ACM
102views Database» more  VLDB 2004»
15 years 11 months ago
PIVOT and UNPIVOT: Optimization and Execution Strategies in an RDBMS
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
Conor Cunningham, Goetz Graefe, César A. Ga...
DAC
1998
ACM
15 years 10 months ago
Arithmetic Optimization Using Carry-Save-Adders
Carry-save-adderCSA is the most often used type of operation in implementing a fast computation of arithmetics of register-transfer level design in industry. This paper establis...
Taewhan Kim, William Jao, Steven W. K. Tjiang