US Patent Issued to Opnovix on Nov. 11 for "Variable composition ternary compound semiconductor alloys, structures, and devices" (California Inventor)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,471,428, issued on Nov. 11, was assigned to Opnovix Corp. (Palo Alto, Calif.).

"Variable composition ternary compound semiconductor alloys, structures, and devices" was invented by Michael R. Krames (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "InxAlyGa1-x-yN semiconductor structures having optoelectronic elements characterized by epitaxial layers having different in-plane a-lattice parameters and different InN mole fractions are disclosed. The active regions are configured to emit radiation in different wavelength ranges and are characterized by strain states within about 1% to 2% of compressive strain. The epitaxial layers are grow...