Patent ID: 9538307
Date: 2017-01-03
CPC Classifications: H04S

Claim:
1. An audio signal processing device comprising: an input configured to receive an audio signal; at least a first speaker and a second speaker, which are located on a first imaginary line; and at least a third speaker and a fourth speaker, which are located on a second imaginary line, the second imaginary line being closer to a position of a listener than the first imaginary line, wherein the first speaker and the second speaker are capable of outputting a first sound from the audio signal, the first sound generates a first virtual sound position, and the first virtual sound position is closer to the first imaginary line than the second imaginary line, wherein the third speaker and the fourth speaker are capable of outputting a second sound from the audio signal, the second sound generates a second virtual sound position, and the second virtual sound position is closer to the first imaginary line than the second imaginary line, and wherein a first sound pressure value of the first sound at the position of the listener is larger than a second sound pressure value of the second sound at the position of the listener, and/or the first sound reaches the position of the listener earlier than the second sound.