US Patent Issued to Western Digital Technologies on July 21 for "Topological insulator based spin torque oscillator reader" (American, Japanese Inventors)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,869, issued on July 21, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Topological insulator based spin torque oscillator reader" was invented by Xiaoyong Liu (San Jose, Calif.), Zhanjie Li (Pleasanton, Calif.), Quang Le (San Jose, Calif.), Brian R. York (San Jose, Calif.), Cherngye Hwang (San Jose, Calif.), Kuok San Ho (Emerald Hills, Calif.) and Hisashi Takano (Fujisawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure generally relates to a bismuth antimony (BiSb) based STO (spin torque oscillator) sensor. The STO sensor comprises a SOT device and a magnetic tunnel junction (MTJ) structure. By ut...