ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,530,084, issued on Jan. 20, was assigned to Google LLC (Mountain View, Calif.).

"Generating low frequency haptic effects with narrowband actuators" was invented by Shumin Zhai (Los Altos, Calif.), Scott Jenson (Palo Alto, Calif.) and Hong Z. Tan (Lafayette, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computing device determines a haptic effect to be produced by a haptic device of the computing device. The computing device selects, based at least in part on the haptic effect, a modulation frequency. The computing device determines a combination of a carrier frequency and the modulation frequency to produce the haptic effect. The computing devic...