US Patent Issued to Microsoft Technology Licensing on June 23 for "High-power multiplexer and demultiplexer for hollow core fiber dense wavelength-division multiplexing (DWDM) applications" (Washington Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,588, issued on June 23, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"High-power multiplexer and demultiplexer for hollow core fiber dense wavelength-division multiplexing (DWDM) applications" was invented by Binbin Guan (Issaquah, Wash.), Jamie Gaudette (Kirkland, Wash.), Yawei Yin (Redmond, Wash.) and Denizcan Billor (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-power multiplexer/demultiplexer ("mux/demux") and a three-dimensional ("3D") printed phase mask are provided for hollow-core optical fiber applications. The high-power mux/demux includes hollow core optical fiber interfaces configured to couple with...