Touch-sensitive input apparatus, electronic apparatus and touch-sensitive input method

An electronic apparatus, comprising:

• a touch-sensitive input apparatus, comprising:
• an input device,
• at least one piezoelectric device contacting the input device, the at least one piezoelectric device being capable of receiving a pressure from the input device to deform and generate an output voltage;
• and
• a circuit board electrically connected with the at least one piezoelectric device, the circuit board comprising:
• a processing module electrically connected with the at least one piezoelectric device and receiving the output voltage, the processing module calculating a pressure value corresponding to the pressure according the output voltage, and outputting an execution event when the pressure value exceeding a predetermined pressure value;
• and
• a power supply module electrically connected with the processing module and the at least one piezoelectric device, the power supply module outputting an alternate current to the at least one piezoelectric device according to the execution event, so that the at least one piezoelectric device generates tensile deformations and compression deformations alternately to drive the input device to generate vibration.

A touch-sensitive input method for a touch-sensitive input apparatus, the touch-sensitive input apparatus comprising an input device, at least one piezoelectric device and a circuit board, one end of the piezoelectric device contacting the input device, another end being electrically connected with the circuit board, the circuit board comprising a processing module and a power supply module, the touch-sensitive input method comprising the steps of:

• the piezoelectric device receiving a pressure from the input device to deform and generate an output voltage;
• the processing module receiving the output voltage and calculating a pressure value corresponding to the pressure according the output voltage;
• the processing module outputting an execution event when the pressure value exceeding a predetermined pressure value;
• the power supply module outputting an alternate current to the piezoelectric device according to the execution event;
• and
• the piezoelectric device generating tensile deformations and compression deformations alternately to drive the input device to generate vibration.