ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,119, issued on Dec. 30, was assigned to Seagate Technology LLC (Fremont, Calif.).
"Reader with linearizing bias current" was invented by Victor Sapozhnikov (Minnetonka, Minn.) and Mohammed Sharia Ullah Patwari (Edina, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are methods for linearizing the response of a non-linear magnetic reader, for example in the operation of a hard disk drive. Magnetic readers generally exhibit non-linearities in their response to an applied magnetic field, and those non-linearities may be particularly pronounced when the field strength is high. This deviation from linearity at larger field strengths can li...