Patent ID: 11881201
Assignee: SONY GROUP CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 11:
12. An audio output method, comprising:
acquiring a tactile signal for tactile presentation and a first audio signal;
generating, based on the tactile signal, a tactile control signal for driving a tactile presentation unit;
generating a second audio signal based on the tactile signal, a frequency response characteristic of an audio output unit, a frequency response characteristic of the tactile presentation unit, and a transform function from vibration generated at the tactile presentation unit into sound, wherein
the second audio signal includes a plurality of sound components that is in an opposite phase to the sound, and
the audio output unit reproduces the first audio signal; and

generating, based on the first audio signal and the second audio signal, an audio control signal for driving the audio output unit.