Immersion Corporation
Generation and braking of vibrations

Abstract:

An actuator system configured to generate a haptic effect, the actuator system including a housing of an electronic device, the housing being configured to form a mechanical ground, a first actuator disposed between a first moving mass and the mechanical ground, the first actuator being configured to render the haptic effect, and a second actuator disposed between a second moving mass and the mechanical ground, the second actuator being configured to dampen the haptic effect.