Multireceiver SAS imagery based on monostatic conversion

X Zhang, H Wu, H Sun, W Ying - IEEE Journal of Selected …, 2021 - ieeexplore.ieee.org
To use monostatic based imaging algorithms for multireceiver synthetic aperture sonar, the
monostatic conversion is often carried out based on phase centre approximation, which is …

An eigenstructure method for estimating DOA and sensor gain-phase errors

A Liu, G Liao, C Zeng, Z Yang… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
In this paper, we consider the problem of direction of arrival (DOA) estimation in the
presence of sensor gain-phase errors. Under some mild assumptions, we propose a new …

The accurate focusing and resolution analysis method in geosynchronous SAR

C Hu, T Long, T Zeng, F Liu, Z Liu - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
In Geosynchronous SAR (GEO SAR), because of the increase of orbit height, the signal
propagation delay time reaches up to hundreds of milliseconds, and the synthetic aperture …

GNSS-based bistatic SAR: A signal processing view

M Antoniou, M Cherniakov - EURASIP Journal on Advances in Signal …, 2013 - Springer
This article presents signal processing algorithms used as a new remote sensing tool, that is
passive bistatic SAR with navigation satellites (eg GPS, GLONASS or Galileo) as …

Fast factorized backprojection algorithm in orthogonal elliptical coordinate system for ocean scenes imaging using geosynchronous spaceborne–airborne VHF UWB …

X Hu, H **e, L Zhang, J Hu, J He, S Yi, H Jiang, K **e - Remote Sensing, 2023 - mdpi.com
Geosynchronous (GEO) spaceborne–airborne very high-frequency ultra-wideband bistatic
synthetic aperture radar (VHF UWB BiSAR) can conduct high-resolution and wide-swath …

Focusing the L-band spaceborne bistatic SAR mission data using a modified RD algorithm

C Li, H Zhang, Y Deng, R Wang, K Liu… - … on Geoscience and …, 2019 - ieeexplore.ieee.org
LuTan-1 [(LT-1), ie, TwinSAR-L] mission is an innovative spaceborne bistatic synthetic-
aperture radar (BiSAR) mission focusing mainly on differential interferometry, which will be …

Synthetic aperture imagery for high-resolution imaging sonar

P Huang, P Yang - Frontiers in Marine Science, 2022 - frontiersin.org
Synthetic aperture sonar (SAS) can provide high-resolution underwater images. Traditional
fast imaging algorithms designed for multi-receiver synthetic aperture sonar (MSAS) are …

Spatial resolution of bistatic synthetic aperture radar: Impact of acquisition geometry on imaging performance

A Moccia, A Renga - IEEE Transactions on Geoscience and …, 2011 - ieeexplore.ieee.org
This paper analyzes the spatial resolution of bistatic synthetic aperture radar (SAR) in
general hybrid configurations, such as air-and spaceborne systems moving along …

Processing the azimuth-variant bistatic SAR data by using monostatic imaging algorithms based on two-dimensional principle of stationary phase

R Wang, YK Deng, O Loffeld, H Nies… - … on Geoscience and …, 2011 - ieeexplore.ieee.org
This paper presents a new bistatic point target reference spectrum. It is derived by using the
2-D principle of stationary phase which is first applied in the synthetic aperture radar (SAR) …

Fast factorized backprojection algorithm for one-stationary bistatic spotlight circular SAR image formation

H **e, S Shi, D An, G Wang, G Wang… - IEEE Journal of …, 2017 - ieeexplore.ieee.org
In this paper, a fast factorized backprojection (FFBP) algorithm is proposed for the one-
stationary bistatic spotlight circular synthetic aperture radar (OS-BSCSAR) data processing …