The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2015
Filed:
Sep. 14, 2011
MI Young Kim, Hwaseong, KR;
Ki Hyun Choo, Seoul, KR;
Eun MI OH, Seoul, KR;
Boris Kudryashov, St. Petersburg, RU;
Kirill Yurkov, St. Petersburg, RU;
Mi Young Kim, Hwaseong, KR;
Ki Hyun Choo, Seoul, KR;
Eun Mi Oh, Seoul, KR;
Boris Kudryashov, St. Petersburg, RU;
Kirill Yurkov, St. Petersburg, RU;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method and apparatus of effectively encoding and decoding a high-frequency signal of a multi-channel audio are provided. A multi-channel audio decoding apparatus may down-mix a multi-channel audio input signal, expand a number of channels of the down-mixed signal, select at least one of the expanded channel signal, extract a parameter indicating a characteristic relation between the selected signal and the multi-channel audio input signal, and encode the down-mixed signal and the extracted parameter.