ALEXANDRIA, Va., July 30 -- United States Patent no. 12,375,198, issued on July 29, was assigned to Snap Inc. (Santa Monica, Calif.).
"Synchronizing systems-on-chip using GPIO timestamps" was invented by Samuel Ahn (Marina Del Rey, Calif.), Dmitry Ryuma (Sherman Oaks, Calif.) and Richard Zhuang (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic eyewear device includes first and second systems-on-chip (SoCs) having independent time bases. The first and second SoCs are connected by a shared general purpose input/output (GPIO) connection and an inter-SoC interface. The first and second SoCs are synchronized to each other by the first SoC asserting the shared GPIO connection to the second So...