<p>A haptic device is provided having a substrate with a touch surface and one or more actuators for vibrating the substrate in a multiplicity of higher resonant modes, each of which has a high enough frequency to be inaudible and high enough amplitude to create a friction reduction effect at a plurality of vibrating regions on the substrate touch surface.</p>
申请公布号
WO2009117125(A1)
申请公布日期
2009.09.24
申请号
WO2009US01737
申请日期
2009.03.19
申请人
NORTHWESTERN UNIVERSITY;COLGATE, JAMES, EDWARD;PESHKIN, MICHAEL;WINFIELD, LAURA;SCHIRRU, MARIO
发明人
COLGATE, JAMES, EDWARD;PESHKIN, MICHAEL;WINFIELD, LAURA;SCHIRRU, MARIO