ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,931, issued on July 1, was assigned to Intel Corp. (Santa Clara, Calif.).

"Optical circuit with optical port in sidewall" was invented by Eric J. M. Moret (Beaverton, Ore.), Srinivas Venkata Ramanuja Pietambaram (Chandler, Ariz.) and Tarek A. Ibrahim (Mesa, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an optical circuit, a substrate can define a cavity that extends into a substrate front surface. A sidewall of the cavity can include a substrate optical port. An optical path can extend through the substrate from a connector optical port to the substrate optical port. A photonic integrated circuit (PIC) can attach to the substrate. A PIC fro...