Results 101 to 110 of about 168 (122)
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Maneuvering target signal processing algorithm based on improved S-method for HF OTH radar

IET Conference Publications, 2009
Core steps of S-method based maneuvering target signal processing for HF (high frequency) OTH(over-the-horizon) radar include the calculation of S-method distribution from signal's STFT (short time Fourier transform) and S-method distribution based signal decomposition.
null Wei Yinsheng   +3 more
openaire   +1 more source

Issues with Orthogonal Waveform Use in MIMO HF OTH Radars

2011
Current operational HF over-the-horizon (OTH) radars are now accepted as effective and comparatively low-cost wide-area surveillance sensors. They are routinely used to provide air and surface situational awareness over vast regions of land and sea. The technology in, and performance of, these current generation radars is impressive, however, there are
openaire   +1 more source

A technique for calculating ionospheric Doppler shifts from standard ionograms suitable for scientific, HF communication, and OTH radar applications

Radio Science, 2009
High‐resolution Doppler ionograms taken at 5 min intervals were obtained from a KEL IPS 71 ionosonde operating over a full ionosonde sweep range. The ionograms were converted into true height profiles using the program POLAN. POLAN also produced an equivalent parabolic layer model of best fit to the true height profile.
openaire   +1 more source

A Simulation Framework for HF-OTH Skywave Radars: the Received Signal Model

2007
This paper is focused on the analysis and the simulation of a model for the received signal of a HF-OTH skywave radar. More precisely, this work aims to identify and model the main components of a HF-OTH skywave radar received signal, in order to provide a realistic simulated input that can be used as test-bed for the signal processing algorithms ...
Soleti, Rocco   +4 more
openaire   +1 more source

Spectrum-Controlled Waveforms Design with the Thumb- Tack Ambiguity Function for HF OTH Radars

2023 IEEE Radar Conference (RadarConf23), 2023
Yuri Abramovich   +2 more
openaire   +1 more source

Target Echo Characteristics Analysis of HF Groudwave Shipborne OTH Bistatic Radar

Journal of Electronics & Information Technology, 2011
Zhen-xing Lu, Bin Xu, Ye-shu Yuan
openaire   +1 more source

Joint Estimation of MIMO-OTH Radar Measurements and Ionospheric Parameters

IEEE Transactions on Aerospace and Electronic Systems, 2017
Mao Li, Qian He, Zishu He
exaly  

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