US Patent Issued to California Institute of Technology on July 22 for "Chip-integrated mode-locked lasers based on thin-film nonlinear waveguides" (California Inventors)

ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,278, issued on July 22, was assigned to California Institute of Technology (Pasadena, Calif.).

"Chip-integrated mode-locked lasers based on thin-film nonlinear waveguides" was invented by Qiushi Guo (Pasadena, Calif.) and Alireza Marandi (Pasadena, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A chip-scale mode-locked laser including a cavity including a gain medium for amplifying signal electromagnetic radiation (signal) through stimulated emission, the signal comprising a signal wavelength; and a passive or active mode-locking device to enforce pulse formation in the laser. The mode-locking device includes a thin-film waveguide having a th...