Results 91 to 100 of about 20,992,045 (204)

Fast-time STAP performance in pre and post range processing adaption as applied to multichannel SAR [PDF]

open access: yes, 2006
Hot-clutter cancellation using fast-time Space Time Adaptive Processing (STAP) can occur either pre or post range processing (RP) and to date, there has not been a direct comparison on which method offers the best results. This paper provides an analytic
Rosenberg, L.   +5 more
core   +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   +1 more source

An Effective Reduced-Dimension EPC-STAP for Limited Snapshots Under Range Ambiguity

open access: yesEng
Space-time adaptive processing (STAP) is regarded as a highly effective approach for clutter mitigation in airborne radar applications. However, in practical range-ambiguous scenarios, the clutter suppression performance of traditional STAP algorithms ...
Yue Zhao   +5 more
doaj   +1 more source

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

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  

Space-time adaptive processing in bistatic passive radar exploiting complex Bayesian learning

open access: yes, 2014
—In this paper, we develop a new space-time adaptive processing (STAP) technique for bistatic passive radar by exploit-ing clutter sparsity so as to enable effective clutter suppression with a small set of data samples. The Bayesian compressive sens-ing (
Yimin D. Zhang, Braham Himed
core   +1 more source

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

Space-Time Adaptive Processing on the Mesh Synchronous Processor

open access: yes, 1996
■ This article examines the suitability of the Mesh synchronous processor (MeshSP) architecture for a class of radar signal processing algorithms known as space-time adaptive processing (STAP), which is an important but computationally demanding ...
Janice Onanian Mcmahon
core  

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