ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,743,938, issued on Sept. 22, was assigned to SimpliSafe Inc. (Boston).

"Speed-based image processing" was invented by Shekhar Bangalore Sastry (Arlington, Mass.) and Shreyas Kamath Kalasa Mohandas (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one example, a method includes aggregating two or more frames of a sequence of frames to produce a composite frame, the composite frame representing movement of a plurality of objects at different velocities, applying a threshold to the composite frame to produce a data set, the data set representing locations in the frames of one or more of the objects that are moving at a velocity below a ...