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JSAC
2006
93views more  JSAC 2006»
8 years 12 months ago
Multiuser Margin Optimization in Digital Subscriber Line (DSL) Channels
Abstract--This paper presents efficient multiuser margin optimization algorithms suitable for multicarrier digital subscriber line (DSL) systems using Dynamic Spectrum Management (...
Saswat Panigrahi, Yang Xu, Tho Le-Ngoc
ICC
2007
IEEE
105views Communications» more  ICC 2007»
9 years 3 months ago
Multiuser Discrete Bit-loading for Digital Subscriber Lines
This paper proposes an efficient algorithm that produces near-optimal discrete bit-loading for a Gaussian interference channel that models a DSL network. It first takes a continuou...
David D. Yu, Kibeom Seong, John M. Cioffi
CORR
2010
Springer
146views Education» more  CORR 2010»
8 years 12 months ago
Optimal power allocation for downstream xDSL with per-modem total power constraints : Broadcast Channel Optimal Spectrum Balanci
Abstract-Recently, the duality between Multiple Input Multiple Output (MIMO) Multiple Access Channels (MAC) and MIMO Broadcast Channels (BC) has been established under a total powe...
Vincent Le Nir, Marc Moonen, Jan Verlinden, Mamoun...
ICC
2008
IEEE
146views Communications» more  ICC 2008»
9 years 6 months ago
Optimal Precoding for Digital Subscriber Lines
—We determine the linear precoding policy that maximizes the mutual information for general multiple-input multiple-output (MIMO) Gaussian channels with arbitrary input distribut...
Fernando Pérez-Cruz, Miguel R. D. Rodrigues...
ICC
2008
IEEE
117views Communications» more  ICC 2008»
9 years 6 months ago
Semi-Blind Power Allocation for Digital Subscriber Lines
— Digital subscriber lines (DSL) are today one of the most important means for delivering high-speed data transmission. An emerging technique for dealing with one of the technolo...
Rodrigo Moraes, Boris Dortschy, Aldebaro Klautau, ...
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