ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,988, issued on Nov. 11, was assigned to TDK Corp. (Tokyo).
"Magnetic sensor and camera module" was invented by Yohei Hirota (Tokyo), Hayato Miyashita (Tokyo), Tsuyoshi Umehara (Tokyo) and Hiraku Hirabayashi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pair of bias magnets applies a bias magnetic field to the magneto-resistive effect element, the bias magnetic field having a component in a direction such that the component cancels the external magnetic field that is applied to the magneto-resistive effect element and a component that is perpendicular to the external magnetic field. The bias magnet has an elongate cross section in a plane t...