Wavelength-Parallel Photonic Tensor Core Based on Multi-FSR Microring Resonator Crossbar Array

Xian Xiao, Stanley Cheung, Sean Hooten, Yiwei Peng, Bassem Tossoun, Thomas Van Vaerenbergh, Geza Kurczveil, Raymond G. Beausoleil

Abstract: This paper proposes a wavelength-parallel photonic tensor core by exploiting multiple free spectral ranges (multi-FSRs) of the microring resonator crossbar array architecture. As an example, a four-FSR 4×4 crossbar array is designed and simulated.