ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,974, issued on May 19, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Information indication method and apparatus" was invented by Xiaohan Wang (Shanghai), Huangping Jin (Shanghai) and Haicun Hang (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure discloses an information indication method and an apparatus, to resolve a problem that indication precision of an uplink precoding matrix is low. The method includes: receiving a downlink reference signal sent by a network device on a first transmission resource; performing channel estimation based on the downlink reference signal, to obtain a downlink equivalent cha...