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:
Oct. 28, 2014
Filed:
Oct. 13, 2011
Applicant:
Chang-joon Lee, Yongin-si, KR;
Inventor:
Chang-joon Lee, Yongin-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 19/00 (2013.01); G10L 19/008 (2013.01); G10L 19/02 (2013.01); G10L 25/18 (2013.01); G10L 19/022 (2013.01);
U.S. Cl.
CPC ...
G10L 19/008 (2013.01); G10L 19/0212 (2013.01); G10L 25/18 (2013.01); G10L 19/022 (2013.01); H04S 2400/03 (2013.01);
Abstract
Downmixing multi-channel audio signals to target channels by pre-downmixing frequency coefficients that are encoded using a most frequently used block type in stereo channels in the frequency domain, thereby reducing an amount of calculations and an amount of power required to downmix the multi-channel audio signals.