ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,110, issued on March 24, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Quasi three-level power converter" was invented by Peng Shuai (Shenzhen, China), Chengmin Li (Lausanne, Switzerland) and Drazen Dujic (Lausanne, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a power converter, comprising: a positive terminal, a neutral terminal, a negative terminal, a first intermediate node, a second intermediate node, and an AC terminal. Vertical and horizontal switches are configured to switch a DC voltage between the positive and negative terminal to an AC voltage at the AC terminal. The AC volt...