Sciweavers

18 search results - page 1 / 4
» Signaling With Imperfect Channel State Information: A Batter...
Sort
View
TSP
2008
76views more  TSP 2008»
13 years 10 months ago
Signaling With Imperfect Channel State Information: A Battery Power Efficiency Comparison
Abstract--Due to complexity considerations, pulse-based modulations such as pulse position modulation (PPM) and ON
Fengzhong Qu, Dongliang Duan, Liuqing Yang, Ananth...
ICASSP
2011
IEEE
13 years 2 months ago
Sum-rate maximization of two-way amplify-and-forward relay networks with imperfect channel state information
Considering a two-way amplify-and-forward (AF) relay network and aiming to simultaneously maximize the two users’ mutual information lower bounds in the presence of channel esti...
Yupeng Jia, Azadeh Vosoughi
ICASSP
2011
IEEE
13 years 2 months ago
Robust secondary multicast transmit beamforming for cognitive radio networks under imperfect channel state information
Consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive radio (CR) n...
Yongwei Huang, Qiang Li, Wing-Kin Ma, Shuzhong Zha...
ICASSP
2011
IEEE
13 years 2 months ago
Stochastic resource allocation for cognitive radio networks based on imperfect state information
Efficient design of cognitive radio networks calls for secondary users implementing adaptive resource allocation, which requires knowledge of the channel state information in ord...
Antonio G. Marqués, Georgios B. Giannakis, ...
ICASSP
2008
IEEE
14 years 5 months ago
Relation between joint optimizations for multiuser MIMO uplink and downlink with imperfect CSI
Joint linear minimum sum mean-squared error (referred to as MSMSE) transmitter and receiver (transceiver) optimization problems are formulated for multiuser MIMO systems under a s...
Minhua Ding, Steven D. Blostein