公开(公告)号：US11099208B2

公开(公告)日：2021-08-24

申请号：US16175328

申请日：2018-10-30

Applicant: STMicroelectronics S.r.I.

Inventor： Stefano Paolo Rivolta ,  Federico Rizzardini

IPC: G06N20/00 ,  G01P15/18 ,  G01P15/14

Abstract: An embodiment system includes: a first motion sensor configured to generate first sensor data indicative of a first type of movement of an electronic device; a first feature detection circuit configured to determine at least one orientation-independent feature based on the first sensor data; and a classifying circuit configured to determine whether or not the electronic device is located on a stationary surface based on the at least one orientation-independent feature.