Patent ID: 8254583
Filing Date: 2012-08-28
Classification: H04S

Abstract:
1. A stereo sound reproducing method, comprising: generating one or more virtual surround filters corresponding to one or more HRTFs (head-related transfer functions) classified according to one or more individual auditory properties, generating stereo sound for the one or more virtual surround filters, and selecting at least one from among the one or more virtual surround filters; and reproducing the stereo sound based on a filter value of the selected at least one virtual surround filter, wherein the one or more HRTFs are classified according to the one or more individual auditory properties by selecting one or more representative parameters so as to classify the HRTFs to determine representative HRTFs, and wherein the one or more individual auditory properties are auditory properties including an individual pinna to localize a virtual sound source in an elevation direction of a user.