Results 81 to 90 of about 16,273 (157)

MVDR ALGORITHM BASED LINEAR ANTENNA ARRAY PERFORMANCE ASSESSMENT FOR ADAPTIVE BEAMFORMING APPLICATION [PDF]

open access: yesJournal of Engineering Science and Technology, 2017
The performance of Minimum Variance Distortionless Response (MVDR) beamformer is sensitive to errors such as the steering vector errors, the finite snapshots, and unsatisfactory null-forming level. In this paper, a combination of MVDR with linear antenna
SUHAIL NAJM SHAHAB   +4 more
doaj  

Joint transceiver beamforming in MIMO cognitive radio network

open access: yesTongxin xuebao, 2015
An iterative SDP-MMSE algorithm based on semidefinite programs (SDP) and minimum mean squared error (MMSE) was introduced to minimize the total transmit power. And a further approach on the max-min fairness beam-forming was presented.
Yan GUO   +3 more
doaj   +2 more sources

A PPN-Based Improved QAM-FBMC System With Jointly Optimized Mismatched Prototype Filters

open access: yesIEEE Access
Recently, it is shown that a spectrally-efficient low-complexity quadrature amplitude modulation (QAM) filter-bank multicarrier (FBMC) system can be designed by relaxing the constraints on the time-frequency (TF) product at the transmitter (TX) and the ...
Taejun Jang, Joon Ho Cho
doaj   +1 more source

Performance Analysis of UAV RF/FSO Co-Operative Communication Network with Co-Channel Interference

open access: yesDrones
The unmanned aerial vehicle (UAV) communication network has emerged as a promising paradigm capable of independent operation and as a relay to enhance communication coverage and efficiency.
Xinkang Song   +4 more
doaj   +1 more source

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