ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,268, issued on Sept. 9, was assigned to UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA (Chengdu, China).

"Method for reflective index modulation based on intelligent reflecting surface" was invented by Kun Yang (Chengdu, China), Yizhe Zhao (Chengdu, China), Long Zhang (Chengdu, China) and Jie Hu (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for reflective index modulation based on intelligent reflecting surface, in which an IRS control unit is added into wireless communication system, and the data to be transmitted in a transmission is divided into two parts: a reflective domain data dr and a phase-amplitude doma...