LiNbO3-Based Photonic FFT Processor: An Enabling Technology for SAR On-Board Processing - di Toma, Annarita; Brunetti, Giuseppe; Armenise, Mario Nicola; Ciminelli, Caterina (Journal of lightwave technology, 2025)
Keywords: Algorithms; Analog to digital converters; Antenna arrays; Beamforming; Computer architecture; Constraints; Extremely high frequencies; Fast Fourier transformations; Fast Fourier transforms; Fourier transforms; Insertion loss; Integrated optics; Lithium niobate photonics; Lithium niobates; Microprocessors; Microwave photonics; Onboard equipment; Optical imaging; Optical polarization; Payloads; photonic integrated circuits; Photonics; Receiving; SAR; space technology; Spatial resolution; Synthetic aperture radar; Time-frequency analysis; Tuners