US Patent Issued to POLITECNICO DI MILANO on May 13 for "Tunable laser and method to tune a wavelength of a light emitted by the laser" (Italian Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,130, issued on May 13, was assigned to POLITECNICO DI MILANO (Milan).

"Tunable laser and method to tune a wavelength of a light emitted by the laser" was invented by Aldo Righetti (Milan), Maria Chiara Ubaldi (Milan) and Giorgio Grasso (Monza, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method to tune a wavelength of a coherent light signal emitted by a tunable laser, the tunable laser comprising: a cavity, the cavity including: a gain medium, an optical tunable filter, a first and a second mirrors, one of which is partially reflective, wherein the optical tunable filter includes: a first and a second elec...