Touch display panel, driving method thereof and touch display device
Source: EPO OPS
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Dossier Overview
Application number
CN202410676155
Inventor
TAO YONGCHUN; QI DEXING; WANG HE; WANG YINGZI
Filing Date
May 29, 2024
Publication Date
Aug 30, 2024
Patent Family ID
92463242
IPC Classification
CPC Classification
The invention provides a touch display panel, a driving method thereof and a touch display device, relates to the technical field of touch display, and aims to realize tactile feedback without increasing the complexity, size and cost of a touch display product and realize rich and vivid touch experience. The touch display panel comprises a control circuit and a plurality of piezoelectric film units. The plurality of piezoelectric film units comprise a plurality of first piezoelectric film units and a plurality of second piezoelectric film units; the first piezoelectric film unit is used for generating a first electric signal under the action of an acting force; the control circuit is used for receiving the first electric signal and providing a driving signal for at least one target second piezoelectric film unit according to the first electric signal, and the at least one target second piezoelectric film unit is located on the periphery of the target first piezoelectric film unit generating the first electric signal; the target second piezoelectric film unit is used for generating mechanical deformation under the action of the driving signal.
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