Edge couplers in the back-end-of-line stack of a photonics chip

Y Bian, RA Augur, KJ Giewont, K Nummy - US Patent 11,662,523, 2023 - Google Patents
Niharika Kohli, Michaël Ménard, and Winnie N. Ye,“Efficient TE/TM spot-size converter for
broadband coupling to single mode fibers,” OSA Continuum 2, 2428-2438 (2019). Kohli, N …

Grating coupler

T Ling, S Chen, X Zhang, PB Gothoskar - US Patent 11,754,784, 2023 - Google Patents
Embodiments presented in this disclosure generally relate to an optical device having a
grating coupler for redirection of optical signals. One embodiment includes a grating …