ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,215, issued on Nov. 11, was assigned to NANYA TECHNOLOGY Corp. (New Taipei, Taiwan).
"Off-chip driver and driving circuit for providing matching resistance value" was invented by Chang-Ting Wu (Hsinchu County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An off-chip driver (OCD), a pull-up driver of the OCD and the pull-down driver of the OCD are provided. The pull-up driver includes a main current source circuit and a main base circuit. The main current source circuit is connected between a connecting pad and a high reference voltage. The main current source circuit provides a main current value in response to a main control signal. The ma...