Results 121 to 130 of about 2,236 (212)

Volumetric Ultrasound Imaging Based on 4096-Element Large-Aperture 2D Array. [PDF]

open access: yesIEEE Trans Ultrason
Liu B   +8 more
europepmc   +1 more source

Sparse Array Enabled Near-Field Communications: Beam Pattern Analysis and Hybrid Beamforming Design

open access: yes
Extremely large-scale array (XL-array) has emerged as a promising technology to enable near-field communications for achieving enhanced spectrum efficiency and spatial resolution, by drastically increasing the number of antennas.
Zhang, Haodong   +4 more
core  

Sparse Spatial Smoothing: Reduced Complexity and Improved Beamforming Gain via Sparse Sub-Arrays

open access: yes
This paper addresses the problem of single snapshot Direction-of-Arrival (DOA) estimation, which is of great importance in a wide-range of applications including automotive radar.
Dabak, Anand   +5 more
core  

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