Results 91 to 100 of about 939 (214)

Three-dimensional sparse recovery space-time adaptive processing for airborne radar

open access: yesThe Journal of Engineering, 2019
Conventional 3-dimensional (3D) space-time adaptive processing (STAP) has achieved good performance for non-stationary clutter suppression. However, the performance of 3D STAP rapidly degrades when applied to heterogeneous clutter environment due to the ...
Keqing Duan   +4 more
doaj   +1 more source

Self-organizing adaptive radar space-time adaptive processing

open access: yes, 2009
For radar on a moving platform, clutter spectrum spreads in the angle (space) domain as well as in Doppler (time) domain. Radar signal processing is done adaptively in both space and time domain to suppress clutter that is called Space-Time Adaptive ...
Zhao, Shengchun
core  

Anti-jam GPS space-time adaptive processing

open access: yes, 2020
Thesis (Ph.D.)-- Wichita State University, College of Engineering, Dept. of Electrical Engineering & Computer ScienceThis dissertation proposes a combination of adaptive temporal ltering with adaptive spatial ltering to improve the global positioning ...
Pinyoanuntapong, Krittetash
core  

Robust Algorithm for Adaptive Processingin Strong Space time Clutter Envirnment

open access: yes工程科学与技术, 2009
:A novel Quiescent Pattern Control(QPC) approach was proposed for airborne radar weak signal detection in strong space time clutter environment. The new QPC approach imposed quadratic beampattern constraints in the adaptive processing and exploited the ...
doaj  

Sparsity-Based Non-Stationary Clutter Suppression Technique for Airborne Radar

open access: yesIEEE Access, 2018
Conventional space-time adaptive processing (STAP) technique can achieve perfect performance when applied to side-looking airborne radar (SLAR), where the clutter is relatively stationary, whereas it suffers significant degradation for non-SLAR due to ...
Keqing Duan   +4 more
doaj   +1 more source

Fast-Time and Slow-Time Space-Time Adaptive Processing for Bistatic Radar Interference Suppression

open access: yes, 2015
In bistatic radar with transmitter and receiver geographically separated the interference from ground clutter and the direct path signal transmitter-receiver will be strong and must be suppressed in order to detect the target. We apply FT-STAP (Fast-Time
Nelander, Anders,   +2 more
core  

Sea Clutter Suppression by Atomic Norm Minimisation in Frequency Diverse Array‐Space‐Time Adaptive Processing Radar Under Range Ambiguity

open access: yesIET Radar, Sonar & Navigation
Sea clutter suppression is a hot topic for airborne radar. Space‐time adaptive processing (STAP) is a useful approach to address this issue. Currently, range ambiguity is a problem to restrict conventional STAP performance.
Zhao Wang   +4 more
doaj   +1 more source

Improved broadband adaptive beamformer performance

open access: yes
The protection of wireless communications links against interference is a key concern in mission critical systems. In particular low probability of interception (LPI) systems which operate below the thermal noise floor of the receiver are particularly ...
Tisdale, Neil
core  

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