Patent ID: 8873775

Claim:
A thermoacoustic device, the thermoacoustic device comprising: a substrate having a first surface and a second surface opposite to the first surface; a plurality of thermoacoustic units located on the first surface of the substrate, each of the plurality of thermoacoustic units comprising a first electrode, a second electrode, and a sound wave generator electrically connected in series between the first electrode and the second electrode; a plurality of switches, each of the plurality switches is electrically connected to the first electrode of each of the plurality of thermoacoustic units; a plurality of driving electrodes; a driving integrated circuit electrically connected in series between the first electrode and the each of the plurality of switches through a corresponding driving electrode; a plurality of scanning electrodes; a scanning integrated circuit electrically connected to the each of the plurality of switches through a corresponding scanning electrode; and a common electrode electrically connected to the second electrode of each of the plurality of thermoacoustic units.