ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,566, issued on March 17, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).

"Output buffer for a swappable single conductor interface" was invented by Robert Mark Englekirk (Littleton, Colo.), Keith Rampmeier (San Diego) and Arpita Moghe Chadha (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Circuits and methods for determining the characteristics of swappable pins in a peripheral in a 1-Wire or similar single-conductor system, thereby allowing each one of two pins to be either an I/O pin (connected to an I/O line) or a CAP pin (connected to a storage capacitor). Embodiments may utilize a hybrid buffer circuit that utilize...