ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,755, issued on Nov. 25, was assigned to NIDEC Corp. (Kyoto, Japan).
"Angle detection method and angle detection device" was invented by Shota Ishigami (Kyoto, Japan) and Toru Kitanoya (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "One aspect of an angle detection device of the present invention includes: three magnetic sensors that detect a change in magnetic flux due to rotation of a rotation shaft; and a signal processing unit that processes signals output from the three magnetic sensors. The signal processing unit acquires sensor signals output from three magnetic sensors, extracts an intersection point at which two sensor signals a...