ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,434, issued on Feb. 10, was assigned to Huawei Technologies Co. LTD. (Shenzhen, China).

"Cross-domain fault analysis method and system" was invented by Qing Xie (Dongguan, China) and Jiandong Ye (Bangkok).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of this application provide a cross-domain fault analysis method and system. According to the method and the system, whether a first single-domain network fault and a second single-domain network fault are caused by a same fault is determined based on correlation analysis on the first single-domain network fault and the second single-domain network fault in time dimension and service dimensi...