L Chen - US Patent 10,295,750, 2019 - Google Patents
Techniques for forming a facet optical coupler that includes a waveguide formed over a trench of a silicon substrate are described. The trench is formed in a silicon substrate and …
L Chen - US Patent 10,031,292, 2018 - Google Patents
Techniques for forming a facet optical coupler that includes a waveguide formed over a trench of a silicon substrate are described. The trench is formed in a silicon substrate and …
L Chen - US Patent 9,703,038, 2017 - Google Patents
Techniques for forming a facet optical coupler to couple light at an edge of silicon substrate are described. The facet optical coupler includes a silicon Substrate, a layer of second …
L Chen - US Patent 10,203,453, 2019 - Google Patents
Techniques for forming a facet optical coupler to couple light at an edge of silicon substrate are described. The facet optical coupler includes a silicon substrate, a layer of second …
IG Kim, SH Kim, G Kim - US Patent App. 13/289,743, 2012 - Google Patents
SUMMARY 0005 Embodiments of the inventive concepts provide methods of forming an optical coupler having improved opti cal coupling efficiency. 0006. According to example …
Structures for an edge coupler and methods of fabricating a structure for an edge coupler. A waveguide core and a coupler are formed over a layer stack that includes a first dielectric …
L Chen, C Doerr, L Chen - US Patent 10,571,633, 2020 - Google Patents
Cantilevered waveguides suspended above an air cavity in an underlying substrate are described. The waveguide is formed by patterning a waveguide layer in some embodi …
D Taillaert, D Vermeulen, J Schrauwen… - US Patent …, 2017 - Google Patents
Disclosed are optical devices for coupling radiation between an optical waveguide and an external medium. In one embodiment, an optical device is disclosed comprising a …
S Mathai, MRT Tan - US Patent 10,816,738, 2020 - Google Patents
One example includes an optical coupler. The optical coupler includes a waveguide formed in a first layer of a layered structure that is to propagate an optical signal. The waveguide …