Figure 1

Setup of the proposed photonics-based radar. DPMZM: dual-parallel Mach-Zehnder modulator; PD: photodetector; PM: electro-optical phase modulator; OBPF: optical bandpass filter; ELPF: electrical low-pass filter; ADC: analog-to-digital conversion. Inset: principle for de-chirping of a LFM signal.