ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,814, issued on Dec. 9, was assigned to PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION (Busan, South Korea).

"Permanent defect qubit repair system and method using built-in-self-repair model at quantum circuit level" was invented by Youngsun Han (Seongnam-si, South Korea) and Dongmin Kim (Busan, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A permanent defect qubit repair system using a redundant repair circuit at a quantum circuit level, includes: automatic test equipment configured to provide a fault address table with information of a permanent fault address (FA) and a spare address (SA) for replacing the FA to ...