Results 31 to 40 of about 8,710,421 (177)

A GPU‐based real‐time processing system for frequency division multiple‐input‐multiple‐output radar

open access: yesIET Radar, Sonar & Navigation, 2023
Multiple‐Input‐Multiple‐Output (MIMO) radar has the characteristic of multiple antenna channels, bringing on a big data volume for signal processing. Therefore, the trade‐off between detection ability and computational efficiency is always considered. In
Gaogao Liu   +6 more
doaj   +1 more source

Compressed Sensing for Multiple Input-Multiple Output Radar Imaging [PDF]

open access: yes, 2013
Multiple input - multiple output (MIMO) radar utilizes the transmission of spatially diverse waveforms from a static antenna array to gather information about the desired scene. We will demonstrate how techniques from compressed sensing can be applied to
Lopez, Juan F., Jr.
core   +1 more source

Feasibility analysis of non-orthogonal waveforms for multiple input multiple output passive radar application

open access: yesThe Journal of Engineering, 2019
New non-orthogonal multiple access technology is proposed with the development of 5G, which is expected to support higher spectrum efficiency and massive terminal access, it enables the communication system to achieve better bit error rate performance ...
Qing Wang   +3 more
doaj   +1 more source

Investigation on Beamspace Multiple-Input Multiple-Output Synthetic Aperture Radar Data Imaging

open access: yesInternational Journal of Antennas and Propagation, 2016
The multiple-input multiple-output (MIMO) technique can improve the high-resolution wide-swath imaging capacity of synthetic aperture radar (SAR) systems.
Hongbo Mo, Wei Xu, Zhimin Zeng
doaj   +1 more source

Constructing multiple unique input/output sequences using metaheuristic optimisation techniques [PDF]

open access: yes, 2005
Multiple unique input/output sequences (UIOs) are often used to generate robust and compact test sequences in finite state machine (FSM) based testing. However, computing UIOs is NP-hard.
Harman, Mark   +7 more
core   +1 more source

Block diagonalisation-based multiuser multiple input multiple output-aided downlink relaying [PDF]

open access: yes, 2012
A novel block diagonalisation (BD)-based Multiuser multiple input multiple output (MU-MIMO)-aided relaying scheme is proposed for downlink transmissions, which does not require any channel state information at the base station (BS) and decomposes a MU ...
Li, C.   +3 more
core   +1 more source

A Space–Time–Range Joint Adaptive Focusing and Detection Method for Multiple Input Multiple Output Radar

open access: yesRemote Sensing, 2023
The Multiple Input Multiple Output (MIMO) radar, as a new type of radar, emits orthogonal waveforms, which provide it with waveform diversity characteristics, leading to increased degrees of freedom and improved target detection performance.
Jian Guan   +5 more
doaj   +1 more source

Blind matched filtering for multiple input multiple output transceivers

open access: yes, 2010
Because of its linearity needs, the direct implementation of the cost effective blind matched filtering technique to multiple input multiple output communication channels was not possible.
Kale, I., Coskun, A.
core   +1 more source

Reduced-complexity transmit-beamforming codebook search algorithm [PDF]

open access: yes, 2011
A two-stage reduced-complexity index search algorithm is proposed for finding the best vector in the codebook of quantised equal gain transmission based multiple-input multiple-output arrangements. When the number of transmit antennas is more than three,
Kim, Y. J.   +7 more
core   +2 more sources

Robust minimum variance multiple‐input multiple‐output radar beamformer

open access: yesIET Signal Processing, 2013
A robust minimum variance (MV) beamforming approach is proposed for improving the robustness of multiple‐input multiple‐output (MIMO) radar against the mismatches of the steering vector and the finite sample effects. In contrast to existing robust MV beamformers (RMVBs), the proposed RMVB utilises a specific structured model of virtual steering vector (
Wei Zhang 0396, Ju Wang 0008, Siliang Wu
openaire   +2 more sources

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