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STACS
2004
Springer
14 years 2 months ago
An Algorithmic View on OVSF Code Assignment
OrthogonalVariableSpreadingFactor(OVSF)codesareusedinUMTStosharetheradiospectrum among several connections of possibly different bandwidth requirements. The combinatorial core of t...
Thomas Erlebach, Riko Jacob, Matús Mihal&aa...
TCOM
2010
195views more  TCOM 2010»
13 years 3 months ago
Coherent and Differential Space-Time Shift Keying: A Dispersion Matrix Approach
Abstract--Motivated by the recent concept of Spatial Modulation (SM), we propose a novel Space-Time Shift Keying (STSK) modulation scheme for Multiple-Input Multiple-Output (MIMO) ...
Shinya Sugiura, Sheng Chen, Lajos Hanzo
ASPDAC
2006
ACM
126views Hardware» more  ASPDAC 2006»
14 years 2 months ago
A novel instruction scratchpad memory optimization method based on concomitance metric
Scratchpad memory has been introduced as a replacement for cache memory as it improves the performance of certain embedded systems. Additionally, it has also been demonstrated tha...
Andhi Janapsatya, Aleksandar Ignjatovic, Sri Param...
APSCC
2007
IEEE
14 years 3 months ago
An Agent Scheduling Optimization for Call Centers
A suitable assignment of agents to handle the workload at a call center is not easy to fulfill because it requires a combinatorial optimization with large solution space and the n...
Chiaki Hishinuma, Masaaki Kanakubo, Takuma Goto
FPL
2007
Springer
190views Hardware» more  FPL 2007»
14 years 3 months ago
Automatic Accuracy-Guaranteed Bit-Width Optimization for Fixed and Floating-Point Systems
In this paper we present Minibit+, an approach that optimizes the bit-widths of fixed-point and floating-point designs, while guaranteeing accuracy. Our approach adopts differen...
William G. Osborne, Ray C. C. Cheung, José ...