Patent ID: 9646620
Date: 2017-05-09
CPC Classifications: G10L,H04S

Claim:
1. An audio signal processing method, comprising: receiving a first signal for a first object audio signal group comprising a plurality of object audio signals and a second signal for a second object audio signal group comprising a plurality of object audio signals; receiving first metadata for the first object audio signal group and second metadata for the second object audio signal group; generating object audio signals belonging to the first object audio signal group using the first signal and the first metadata; and generating object audio signals belonging to the second object audio signal group using the second signal and the second metadata, wherein each of the first and second metadata comprises location information of each object corresponding to each object audio signal belonging to each of the first and second object audio signal groups, wherein when the object is a dynamic object the location of which is time-varying, the location information of the object represents a location value relative to a previous location value of the object, and wherein the location information of each object comprises information on azimuth of the object.