Results 21 to 30 of about 1,693,030 (143)
Sensors, 2013 A unitary transformation-based algorithm is proposed for two-dimensional (2-D) direction-of-arrival (DOA) estimation of coherent signals. The problem is solved by reorganizing the covariance matrix into a block Hankel one for decorrelation first and then
Chengpeng Hao +3 more
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Entropy, 2023 Direction of arrival (DOA) estimation is an important research topic in array signal processing and widely applied in practical engineering. However, when signal sources are highly correlated or coherent, conventional subspace-based DOA estimation ...
Jiang’an Dai +4 more
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Error-bound formulation for multichannel reception of M-DPSK and pilot-aided M-PSK over Rayleigh-fading channels with postdetection combining [PDF]
, 2004 Upper bounds for symbol-error probability are developed for multichannel reception of M-ary phase-shift keying (M-PSK) over frequency-flat Rayleigh-fading channels.
Chow, YC, McGeehan, JP
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Sensors, 2022 To address the problems of low accuracy and low robustness of the conventional algorithm in estimating the direction of arrival (DOA) of coherent signals against a composite background of strong interference and non-uniform noise, in this paper, a ...
Bin Lin +3 more
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Broadband exchange by coherent multi-carrier switching
, 2022 S.196-207A proposed high capacity optical coherent multi-carrier (CMC) switching node for a broadband application is described. The switching of signals is performed in the optical domain by routing the carriers through broadband and selective stars, by ...
Keil, N. +6 more
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Detection of coherent-pulse multi-frequency signals
Известия высших учебных заведений. Поволжский регион:Технические науки, 2022 Background. The detection of coherent-pulse multi-frequency radar signals against the background of the receiver's own noise is considered. The purpose of this research is to synthesize and analyze algorithms for detecting quasi-deterministic and ...
D.I. Popov
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Robust Suppression of Deceptive Jamming with VHF-FDA-MIMO Radar under Multipath Effects
Remote Sensing, 2022 Frequency diverse array multiple-input multiple-output (FDA-MIMO) radar has received a lot of attention due to the advantages of waveform diversity. Suppression of mainlobe deceptive jamming can be effectively achieved with the degree of freedom (DOF) in
Yibin Liu +4 more
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Number of Coherent Nodes Estimation Based on Multiple Feature Extraction in Wireless Sensor Network
IEEE Access, 2020 Knowing number of nodes is the precondition of their locating and estimation of other parameters in wireless sensor network, actually it can be evaluated according to the signal received by the sensor array.
Jiaqi Zhen, Xiaoli Zhang
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EURASIP Journal on Wireless Communications and Networking, 2019 Estimating direction of arrival (DOA) is important in a variety of practical applications. Conventional cyclostationarity-based coherent DOA estimation algorithms are not robust to non-Gaussian α-stable impulsive noise.
Yang Liu +4 more
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All-optical processing of multi-level phase shift keyed signals [PDF]
, 2012 A technique that allows the all-optical quantization of M-PSK signals using a parametric mixing process is discussed, including recent experimental demonstrations of high baud rate QPSK regeneration, and issues regarding future scalability of the ...
Joseph Kakande +9 more
core +2 more sources