34 search results - page 1 / 7 » Design of robust superdirective beamformers as a convex opti... |
ICASSP
2009
IEEE
13 years 8 months ago
2009
IEEE
Broadband data-independent beamforming designs aiming at constant beamwidth often lead to superdirective beamformers for low frequencies, if the sensor spacing is small relative t...
TSP
2012
12 years 11 days ago
2012
Abstract—We consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
Consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive radio (CR) n...
ICASSP
2008
IEEE
13 years 11 months ago
2008
IEEE
In this paper, a new algorithm for robust adaptive beamforming is developed. The basic idea of the proposed algorithm is to estimate the difference between the actual and presumed...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
We consider a single-cell multiple-input multiple-output (MIMO) downlink channel where linear transmission and reception strategy is employed. The base station (BS) transmitter is...