Page
%P
35 Result(s)
-
Book
-
Chapter
Super-Resolution Imaging Method Based on Regularization and Deconvolution
The process of radar-radiating electromagnetic waves and receiving the backscatter echo signal can be expressed in the form of matrix operations. The backscattering RCS of the remote sensing region can be esti...
-
Chapter
Radar Resolution Theory
Radar resolution is the ability of a radar system to distinguish between two and more adjacent targets in a multi-target environment, which can be described by one of the target’s position parameters (range, a...
-
Chapter
Foundation of Super-Resolution Microwave Imaging
Super-resolution imaging algorithms use high-resolution spectrum estimation method, effective spectrum extrapolation method, adaptive weighted method, or inverse problem-solving method to process microwave ima...
-
Chapter
The Basis of Microwave Imaging Radar
Synthetic aperture radar (SAR) obtains the two-dimensional high-resolution image by means of pulse compression technology in range dimension and synthetic aperture processing in azimuth dimension.
-
Chapter
Linear Frequency Modulation Pulse Signal
Linear Frequency Modulation (LFM) pulse signal (chirp) is a widely used pulse compression signal, which obtains large time–bandwidth products by inner-pulse linear frequency modulation.
-
Chapter
Multi-phase Centers Multi-beam SAR
As mentioned in the previous chapter, in order to obtain a wide swath and high azimuth resolution at the same time, it is possible to reduce the system pulse repetition frequency (PRF) and use multiple beams i...
-
Chapter
Stepped-Chirp Burst Waveform and SAR Imaging
The stepped-frequency signal is a kind of flexible high-range resolution waveform, it is sensitive to the radial velocity, and the couple between range and Doppler is very complicated. The target energy is dis...
-
Chapter
Autofocus Algorithm for SAR
Autofocus algorithm is one of the key technologies for high-resolution SAR signal processing. High-resolution SAR is a coherent imaging system.
-
Chapter
Spotlight SAR Imaging Algorithms
Imaging processing is the prominent technical characteristics and core content of synthetic aperture radar. Since 1970s, during more than 30 years’ development a number of imaging algorithms for Spotlight synt...
-
Chapter
SAR Super-Resolution Imaging Method Based on Spectral Estimation
Super-resolution information processing technology of synthetic aperture radar uses super-resolution imaging algorithms, namely the use of high-resolution spectral estimation methods to alternate Fourier spect...
-
Chapter
Introduction
High-resolution microwave imaging radar technology is one of the key issues in the high-resolution earth observation technology.
-
Chapter
Single Phase Center Multi-beam SAR
One of the fundamental limitations in the design of space borne SAR systems is the contradiction between the swath and azimuth resolution of the survey. This contradiction arises from their differing demands o...
-
Chapter
Stepped-Frequency Waveform and SAR Imaging
Modern radar is develo** towards high sensitivity, strong anti-interference ability, high flexible and good altitude performance, and the high range resolution is one of the key technologies.
-
Chapter
Multiple-Input Multiple-Output SAR
For the conventional SAR, the swath width and azimuth resolution are contradictions because of the limitations of minimum antenna area, so they cannot be improved simultaneously.
-
Chapter
Spotlight SAR Technology
Spotlight model is a specialties operating model of Synthetic Aperture Radar (SAR). It is an effective means of achieving high azimuth resolution.
-
Chapter
Sliding Spotlight Synthetic Aperture Radar
Sliding Spotlight synthetic aperture radar is an operating mode between Strip synthetic aperture radar and spotlight synthetic aperture radar.
-
Chapter
SAR Super-Resolution Methods Based on Spectral Bandwidth Extrapolation and Adaptive Side Lobe Reduction
Spectral bandwidth extrapolation refers to the data of known band-limited signal in a certain bandwidth range can be improved the resolution through a priori knowledge of the signal to seek outside the bandwid...
-
Chapter
Introduction
Synthetic Aperture Radar (SAR) is a high-resolution active microwave remote sensing system for all-weather, day and night, and wide-coverage imaging capability. Since its first appearance in the 1950s, SAR has...
-
Chapter
Polarimetric Synthetic Aperture Radar
Polarimetric Synthetic Aperture Radar (PolSAR) acquires the full-polarization scattering matrix of each pixel in the scene by means of transmitting and receiving electromagnetic waves with different polarizati...
