ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,490,134, issued on Dec. 2, was assigned to DATANG MOBILE COMMUNICATIONS EQUIPMENT Co. LTD. (Beijing).

"Method and apparatus for feeding back channel state information" was invented by Xin Su (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed in the present disclosure are a method and apparatus for feeding back channel state information. In the present disclosure, a terminal sends capability information of the terminal to a network device; the terminal measures a downlink reference signal sent by the network device so as to obtain measurement information, and calculates the measurement information on the basis of the Physical Downlink Share...