ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,706, issued on Feb. 10, was assigned to Apple Inc. (Cupertino, Calif.).
"Manufacturing methods of a planar transformer" was invented by Xiaoyue Zha (Shenzhen, China), Guo Ouyang (Shenzhen, China), Jingjing Ren (Shenzhen, China), Prudhvi Mohan Maddineni (Santa Clara, Calif.), Vijay G. Phadke (San Jose, Calif.) and Balal Khan (Guilford, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a PCB of a planar transformer including: a PCB substrate with a through hole and a double-sided winding part formed on double sides of the PCB substrate, wherein the double-sided winding part is of a symmetric structure, a via hole consistent with the th...