A new high-resolution airborne synthetic aperture radar (SAR) system utilizing stepped
frequency technique is investigated, and a novel high-resolution stepped frequency SAR …

The application of stepped frequency waveform in synthetic aperture radar (SAR) can
greatly reduce the hardware requirements, while obtaining high range resolution. However …

The stepped-frequency waveform is used to obtain large effective bandwidth for high range
resolution by transmitting the pulses with sequentially changing carrier frequency, so that is …

According to the characteristic that the bandwidth of spaceborne SAR is generally quite
wide, a new method called" Sub-band Double Carrier Frequency Conjugated Processing" is …

The stepped-frequency synthetic aperture radar (SFSAR) has been widely used to obtain
high-range-resolution image. Combining the sub-band echoes to form a wideband signal is …

For the drawbacks of the synthetic bandwidth method based on time-domain back
projection, a novel synthetic bandwidth method based on frequency-domain back projection …

This paper presents the design of one real-time imaging system in airborne C-band
Synthetic Aperture Radar. The real-time imaging algorithm based on subaperture-division is …

As current airborne SAR systems aiming to produce SAR imagery at resolution less than 0.1
m, attaining ultrawideband signal become a difficult problem. Synthetic bandwidth based on …

The most important specifications of spaceborne synthetic aperture radar (SAR) are spatial
resolution and swath width. But in conventional SAR, there is a well known trade-off …

Generally, synthetic aperture radar (SAR) generates linear frequency modulation (LFM)
signals by method of look‐up table (LUT), which requires calculating different LFM signals …