ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,540, issued on March 25, was assigned to DELTA ELECTRONICS INC. (Taoyuan, Taiwan).
"Dual mode charge control method" was invented by Bo-Ruei Peng (Taoyuan, Taiwan), Chang-Chung Lin (Taoyuan, Taiwan), Yu-Jen Lin (Taoyuan, Taiwan) and Chia-Hsiong Huang (Taoyuan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dual mode charge control method includes steps of: detecting an input voltage of the resonance tank, a resonance current of the resonance tank, an output current of the load, and an output voltage of the load; performing a single-band charge control when determining a light-load condition or a no-load condition of the load according to t...