Fig. 2: Characterization of PEIC.
From: Photonic edge intelligence chip for multi-modal sensing, inference and learning
a Microphotograph of the fabricated PEIC. b Packaging of the PEIC. c The fabricated MZI for kernel loading. d Microphotograph of the AWG. e Transmission spectrum of the AWG. f Computing accuracy measurement with 2000 random inputs and kernels. g The fabricated NAF unit. h The diagram and measured output response of the NAF unit. i Response time measurement of the NAF unit. j The fabricated MZI mesh for the FC layer. k Transmission curve for tuning the phase shifter of the MZI. l The histogram illustrates the measured fidelity for 1000 randomly selected real-valued matrices.
