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Table 4 Focusing performance comparison of points A and B between two focusing algorithms

From: Range cell migration correction analysis of one-step and two-step motion compensation for millimeter-wave airborne SAR imaging

Target point

Method

PSLR (dB)

ISLR (dB)

IRW (m)

A

One-step MOCO

−16.5387

−10.7167

0.1575

 

Two-step MOCO

−15.5048

−8.6454

0.2975

B

One-step MOCO

−14.6624

−10.6820

0.1702

 

Two-step MOCO

−0.6995

2.3087

0.3755