Patent Number: 8,879,762

Title: Method and apparatus to evaluate quality of audio signal

Abstract: A method and apparatus to evaluate a quality of an audio signal, in which the number of effective channels is determined for each of a reference signal of a current frame and a test signal indicative of the reference signal that has passed through an audio codec, and an audio quality evaluation score of the current frame is calculated by evaluating an audio quality of the current frame based on the determined number of effective channels for each of the reference signal and the test signal by means of a predetermined evaluator.

Inventors: Choi; In-Yong (Uiwang-si, KR)

Assignee: Samsung Electronics Co., Ltd.

International Classification: H04R 5/02 (20060101); H04R 5/00 (20060101)

Expiration Date: 2019-11-04 0:00:00