ALEXANDRIA, Va., June 19 -- United States Patent no. 12,335,084, issued on June 17, was assigned to Guangdong University of Technology (Guangzhou, China).
"Coding method and device based on multiple-mode orthogonal frequency division multiplexing with index modulation (MM-OFDM-IM)" was invented by Yi Fang (Guangzhou, China), Yun Xu (Guangzhou, China), Dingfei Ma (Guangzhou, China), Liang Lv (Guangzhou, China), Xiaomin Li (Guangzhou, China) and Bo Nie (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A coding method based on multiple-mode orthogonal frequency division multiplexing with index modulation (MM-OFDM-IM) is provided. A coded bit sequence is divided into an index-layer sequence and a ...