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» On the power of coercion abstraction
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WCNC
2008
IEEE
14 years 2 months ago
Estimation of Interference-Free Transmit Power for Opportunistic Spectrum Access
Abstract— We consider a scenario in which frequency agile radios opportunistically share a fixed spectrum resource with a set of primary nodes. We develop a collaborative scheme...
Brian L. Mark, Ahmed O. Nasif
ICC
2007
IEEE
139views Communications» more  ICC 2007»
14 years 1 months ago
Joint Power and Channel Minimization in Topology Control: A Cognitive Network Approach
Abstract— Wireless topology control is the process of structuring the connectivity between network nodes to achieve some network-wide goal. This paper presents a cognitive networ...
Ryan W. Thomas, Ramakant S. Komali, Allen B. MacKe...
ISCAS
2005
IEEE
141views Hardware» more  ISCAS 2005»
14 years 1 months ago
Fast-scale instability of single-stage power-factor-correction power supplies
Abstract— This paper describes the fast-scale bifurcation phenomena of a single-stage power-factor-correction (PFC) power supply which is commonly used in low power applications....
Xiaoqun Wu, Chi Kong Tse, Octavian Dranga, Junan L...
IWANN
2005
Springer
14 years 1 months ago
Ultra Low-Power Neural Inspired Addition: When Serial Might Outperform Parallel Architectures
Abstract. In this paper we analyse a serial (ripple carry) and a parallel (Kogge-Stone) adder when operating in subthreshold at 100nm and 70nm. These are targeted for ultra low pow...
Valeriu Beiu, Asbjørn Djupdal, Snorre Aunet
ASPDAC
2004
ACM
145views Hardware» more  ASPDAC 2004»
14 years 1 months ago
Hierarchical random-walk algorithms for power grid analysis
Abstract— This paper presents a power grid analyzer that combines a divide-and-conquer strategy with a random-walk engine. A single-level hierarchical method is first described ...
Haifeng Qian, Sachin S. Sapatnekar