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ICC
2009
IEEE
144views Communications» more  ICC 2009»
14 years 2 months ago
Power Allocation for Multi-Access Two-Way Relaying
—We consider a multi-access two-way relay network where multiple pairs of users exchange information with their pre-assigned partners with the assistance of an intermediate relay...
Min Chen, Aylin Yener
VTC
2007
IEEE
14 years 1 months ago
Power Allocation Scheme for MIMO MC-CDMA With Two Dimensional Spreading
— In this paper, we develop a power distribution scheme for multi-input multi-output (MIMO) [1] multi-carrier (MC) code division multiple access (CDMA) systems [2]-[3] with two-d...
Wladimir Bocquet, Kazunori Hayashi, Hideaki Sakai
JCM
2007
129views more  JCM 2007»
13 years 7 months ago
Evolutionary Approach for Efficient Resource Allocation in Multi-User OFDM Systems
– Orthogonal Frequency Division Multiplexing is a promising technology for high data rate transmission in wideband wireless systems for achieving high downlink capabilities in th...
Yenumula B. Reddy, Nandigam Gajendar
TWC
2008
238views more  TWC 2008»
13 years 7 months ago
Downlink resource allocation in multi-carrier systems: frequency-selective vs. equal power allocation
In this paper, a dynamic subcarrier and power allocation problem is considered in the context of asymptotic utility maximization in multi-carrier systems. Using the gradient-based...
Hyang-Won Lee, Song Chong
CORR
2010
Springer
140views Education» more  CORR 2010»
13 years 7 months ago
Energy Optimization across Training and Data for Multiuser Minimum Sum-MSE Linear Precoding
This paper considers minimum sum mean-squared error (sum-MSE) linear transceiver designs in multiuser downlink systems with imperfect channel state information. Specifically, we de...
Adam J. Tenenbaum, Raviraj S. Adve