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ICASSP
2008
IEEE
16 years 1 months ago
Low-complexity receivers for multiuser detection with an unknown number of active users
In multiuser detection, the set of users active at any time may be unknown to the receiver. A two-step detection procedure, in which multiuser detection is preceded by active-user...
Daniele Angelosante, Ezio Biglieri
ICC
2008
IEEE
148views Communications» more  ICC 2008»
16 years 1 months ago
Analysis of Differential Unitary Space-Time Modulation over Non-Identical MIMO Channels
Abstract— We present an analytical study on the error performance of differential unitary space-time modulation (DUSTM) over multiple-input multiple-output (MIMO) channels with n...
Meixia Tao
ICPR
2008
IEEE
16 years 1 months ago
Using collaborative learning for image contrast enhancement
In this paper we propose a novel image contrast enhancement method using collaborative learning. Block-based histogram equalization methods such as contrast limited adaptive histo...
Yuchou Chang, Dah-Jye Lee, James K. Archibald, Yi ...
ISCAS
2008
IEEE
119views Hardware» more  ISCAS 2008»
16 years 1 months ago
Adjusting the neurons models in neuromimetic ICs using the voltage-clamp technique
— This paper presents an original method to tune a neuromimetic IC based on neuron conductance-based models (Hodgkin-Huxley formalism). This method is well known in electrophysio...
Sylvain Saïghi, Laure Buhry, Yannick Bornat, ...
ISCAS
2008
IEEE
102views Hardware» more  ISCAS 2008»
16 years 1 months ago
Asynchronous balanced gates tolerant to interconnect variability
Abstract— Existing methods of gate level power attack countermeasures depend on exact capacitance matching of the dual-rail data outputs of each gate. Process variability and a l...
Konrad J. Kulikowski, Vyas Venkataraman, Zhen Wang...