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JSAC
2007
79views more  JSAC 2007»
15 years 1 months ago
Fundamental Limits in MIMO Broadcast Channels
— This paper studies the fundamental limits of MIMO broadcast channels from a high level, determining the sum-rate capacity of the system as a function of system paramaters, such...
Babak Hassibi, Masoud Sharif
ICC
2008
IEEE
122views Communications» more  ICC 2008»
15 years 8 months ago
Multi-Carrier Transmission with Limited Feedback: Power Loading over Sub-Channel Groups
— Feedback of channel state information (CSI) enables a multi-carrier transmitter to optimize the power allocation across sub-channels. We consider a single user feedback scheme ...
Manish Agarwal, Dongning Guo, Michael L. Honig
CISS
2007
IEEE
15 years 8 months ago
Limited Feedback Precoder Design for Spatially Correlated MIMO Channels
Abstract— It is well-known that perfect channel state information (CSI) at the transmitter and the receiver (CSIT/CSIR) can be used to decompose a multi-antenna channel into a ba...
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. ...
ICC
2007
IEEE
104views Communications» more  ICC 2007»
15 years 8 months ago
Multiplexing Video on Broadcast Channels via Convex Programs
— We propose a joint power- and rate-control scheme to broadcast a multiplicity of video sequences over a broadcast channel. The formulation is intended to be general in scope, w...
Raju Hormis, Elliot N. Linzer, Xiaodong Wang
ICASSP
2011
IEEE
14 years 5 months ago
On optimal channel training for uplink network MIMO systems
We study a multi-cell frequency-selective fading uplink channel from K user terminals (UTs) to B base stations (BSs). The BSs, assumed to be oblivious of the applied encoding sche...
Jakob Hoydis, Mari Kobayashi, Mérouane Debb...