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CASES
2005
ACM
13 years 9 months ago
Energy management for commodity short-bit-width microcontrollers
Dynamic frequency scaling and dynamic voltage scaling have been developed to save power and/or energy for general purpose computing platforms and high-end embedded systems. This p...
Rony Ghattas, Alexander G. Dean
ISCAS
2011
IEEE
217views Hardware» more  ISCAS 2011»
12 years 11 months ago
A 6.25 MHz BW 8-OSR fifth-order single-stage sigma-delta ADC
— A switched-capacitor single-stage sigma-delta ADC with a fifth-order modulator is proposed. The proposed sigmadelta ADC employs feed-forward architecture with oversampling rati...
Chang-Seob Shin, Min-Ho Yoon, Kang-Il Cho, Young-J...
CPHYSICS
2007
91views more  CPHYSICS 2007»
13 years 7 months ago
Characteristics of networks in financial markets
We investigate the financial network of the Korea Stock Exchange (KSE) using numerical simulations and scaling arguments. The frequency of degree and the edge density for a real ...
Kyungsik Kim, Soo Yong Kim, Deock-Ho Ha
ISCAS
2006
IEEE
85views Hardware» more  ISCAS 2006»
14 years 1 months ago
Power-adaptive operational amplifier with positive-feedback self biasing
Abstract—This paper introduces a positive-feedback selfbiasing technique for operational amplifiers (op-amps) which enables their power consumption to adapt to their environment:...
Byungsub Kim, Soumyajit Mandal, Rahul Sarpeshkar
ICASSP
2009
IEEE
14 years 2 months ago
Using the scaling ambiguity for filter shortening in convolutive blind source separation
In this paper, we propose to use the scaling ambiguity of convolutive blind source separation for shortening the unmixing filters. An often used approach for separating convoluti...
Radoslaw Mazur, Alfred Mertins