Distributed multiuser power control for digital subscriber lines Export

@article{WeiYu2002, abstract = {This paper considers the multiuser power control problem in a frequency-selective interference channel. The interference channel is modeled as a noncooperative game, and the existence and uniqueness of a Nash equilibrium are established for a two-player version of the game. An iterative water-filling algorithm is proposed to efficiently reach the Nash equilibrium. The iterative water-filling algorithm can be implemented distributively without the need for centralized control. It implicitly takes into account the loop transfer functions and cross couplings, and it reaches a competitively optimal power allocation by offering an opportunity for loops to negotiate the best use of power and frequency with each other. When applied to the upstream power backoff problem in very-high bit-rate digital subscriber lines and the downstream spectral compatibility problem in asymmetric digital subscriber lines, the new power control algorithm is found to give a significant performance improvement when compared with existing methods}, author = {Yu, Wei and Ginis, G. and Cioffi, J. M.}, booktitle = {Selected Areas in Communications, IEEE Journal on}, citeulike-article-id = {3451693}, citeulike-linkout-0 = {http://dx.doi.org/10.1109/JSAC.2002.1007390}, citeulike-linkout-1 = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1007390}, doi = {10.1109/JSAC.2002.1007390}, journal = {Selected Areas in Communications, IEEE Journal on}, keywords = {game\_theory, interferencechannels}, number = {5}, pages = {1105--1115}, posted-at = {2008-10-26 18:51:53}, priority = {2}, title = {Distributed multiuser power control for digital subscriber lines}, url = {http://dx.doi.org/10.1109/JSAC.2002.1007390}, volume = {20}, year = {2002} }

TY - JOUR ID - WeiYu2002 L3 - citeulike-article-id:3451693 N2 - This paper considers the multiuser power control problem in a frequency-selective interference channel. The interference channel is modeled as a noncooperative game, and the existence and uniqueness of a Nash equilibrium are established for a two-player version of the game. An iterative water-filling algorithm is proposed to efficiently reach the Nash equilibrium. The iterative water-filling algorithm can be implemented distributively without the need for centralized control. It implicitly takes into account the loop transfer functions and cross couplings, and it reaches a competitively optimal power allocation by offering an opportunity for loops to negotiate the best use of power and frequency with each other. When applied to the upstream power backoff problem in very-high bit-rate digital subscriber lines and the downstream spectral compatibility problem in asymmetric digital subscriber lines, the new power control algorithm is found to give a significant performance improvement when compared with existing methods IS - 5 JF - Selected Areas in Communications, IEEE Journal on EP - 1115 TI - Distributed multiuser power control for digital subscriber lines VL - 20 T2 - Selected Areas in Communications, IEEE Journal on SP - 1105 KW - game_theory KW - interferencechannels AU - Yu, Wei AU - Ginis, G AU - Cioffi, JM PY - 2002/// UR - http://dx.doi.org/10.1109/JSAC.2002.1007390 ER -