ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,577, issued on June 24, was assigned to COMBA NETWORK SYSTEMS COMPANY Ltd. (Guangzhou, China).

"Distributed antenna system and signal transmission method" was invented by Xin Li (Guangdong, China), Manjiang Luo (Guangdong, China), Shaohu Fang (Guangdong, China), Jinqing Zhou (Guangdong, China) and Quan Lai (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a distributed antenna system and a signal transmission method. A first remote cascaded chain corresponding to a first channel set and a second remote cascaded chain corresponding to a second channel set are obtained by means of division, such that wh...