ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,494,744, issued on Dec. 9, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Signal processing method and signal processing apparatus" was invented by Qiao Liu (Chengdu, China), Zhi Zhou (Chengdu, China), Qianfu Cheng (Chengdu, China) and Hua Cai (Chengdu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A signal processing apparatus includes a power amplifier and a power supply modulator. The signal processing apparatus obtains a first non-linear coefficient, where the first non-linear coefficient indicates a non-linear characteristic of the power amplifier and a non-linear characteristic of the power supply modulator. The signal pro...