ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,267, issued on June 30, was assigned to Cloud Intelligence Assets Holding (Singapore) Private Ltd. (Singapore).
"Ciphertext hybrid operation method and device" was invented by Yiran Li (Beijing), Sheng Wang (Beijing), Feifei Li (Zhejiang, China), Chengjin Tian (Zhejiang, China) and Huorong Li (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A ciphertext hybrid operation method and apparatus are disclosed. The method comprises: receiving a target function signature and a corresponding operand set, the operand set comprising ciphertext operands corresponding to at least two preset ciphertext types; determining a target ciphertext type correspon...