ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,515, issued on Jan. 20, was assigned to KYOSAN ELECTRIC MFG. Co. LTD. (Yokohama, Japan).
"Driver device for class-d full bridge amplifier" was invented by Itsuo Yuzurihara (Yokohama, Japan), Satoshi Aikawa (Yokohama, Japan) and Tadaharu Ohno (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention suppresses unevenness of an input/output current of a full bridge circuit, which is caused due to a cross current generated by a delay operation or the like of a switching element and unevenness of a driver voltage of each switching element, and suppresses an occurrence of an erroneous operation of an amplifier of a class-D ful...