Fmcw2

FMCW radar hardware, firmware and processing software.

Folders:

hardware: KiCad hardware design files.

• fmcw2: RF board.
• fmcw2_mcu: Digital board.

firmware:

• Firmware for LPC4320 microcontroller. Based on HackRF firmware.

host:

• Host programs for recording data, programming firmware. Also from HackRF with small modifications.

processing:

• fir: Resamples, filters and repackages samples for other programs.
• filter.py: Output FIR filter coefficients for fir C program.
• analysis.py: Various analyses about the recorded data.
• sar_bicycle.py: Pre-processing of raw data.
• sar_process.py: Focus raw data to SAR image.
• sar_autofocus.py: Simple minimum entropy autofocusing of SAR image.

SAR focusing program is loosely based on Matlab program by Gregory L. Charvat and it also includes some functions from RITSAR.