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This is a In Vitro Study study (also classified as: Animal Study).

August 19, 2025Remote SensingOpen Access

A Novel Real-Time Multi-Channel Error Calibration Architecture for DBF-SAR

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The proposed method achieves real-time calibration of inter-channel errors within tens of PRIs, enhancing efficiency for DBF-SAR.
Key calibration metrics include amplitude and phase errors, with a real-time processing time under 1 second.
Implementation utilizes field-programmable gate array technology to optimize error estimation and correction methods.
Validation conducted through simulation and X-band 16-channel experiments showcases significant accuracy improvements.

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Novel approach improves real-time calibration of inter-channel errors in digital beamforming SAR systems, suggesting enhanced imaging quality.

Qiu et al. (2025) studied this question.

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Novel approach improves real-time calibration of inter-channel errors in digital beamforming SAR systems, suggesting enhanced imaging quality.