Abstract

Structures for a waveguide coupler and methods of fabricating a structure for a waveguide coupler. A first waveguide core has a first width, a second waveguide core has a second width less than the first width, and a waveguide coupler includes first and second tapers that are positioned between the first waveguide core and the second waveguide core. The second taper is directly connected with the first taper, and the first and second tapers connect the first and second waveguide cores.

Date

2021

Authors

Y Bian, AP Jacob

Inventors

Yusheng Bian, Ajey Poovannummoottil Jacob

Patent_office

US

Patent_number

11036003

Application_number

16549197