Patent ID: 9611135
Date: 2017-04-04
CPC Classifications: B81B,H01L,H02N,H04R

Claim:
1. A microelectromechanical systems (MEMS) device comprising: a deflectable membrane comprising a first plurality of electrostatic comb fingers; a first anchor structure comprising a second plurality of electrostatic comb fingers interdigitated with a first subset of the first plurality of electrostatic comb fingers, the second plurality of electrostatic comb fingers offset from the first plurality of electrostatic comb fingers in a first direction; and a second anchor structure comprising a third plurality of electrostatic comb fingers interdigitated with a second subset of the first plurality of electrostatic comb fingers, the third plurality of electrostatic comb fingers offset from the first plurality of electrostatic comb fingers in a second direction, the first direction different from the second direction.