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:
Apr. 01, 2014
Filed:
Nov. 06, 2009
Kok Huan Ong, Singapore, SG;
Kok Huan Ong, Singapore, SG;
Creative Technology Ltd, Singapore, SG;
Abstract
A method and audio system for processing multi-channel audio signals for surround sound production on a plurality of loudspeakers to a listening area. The plurality of loudspeakers is front located with respect to the listening area. The plurality of loudspeakers comprises an outer left loudspeaker, an inner left loudspeaker, an inner right loudspeaker and an outer right loudspeaker. The multi-channel audio signals comprise one or more low frequency effects audio signals and one or more audio signals categorized as front based left inclined, front based right inclined, rear based left inclined, rear based right inclined, and center based. The method comprising filtering and adjusting phase and amplitude of one or more audio signals that are front based left inclined, front based right inclined, rear based left inclined and rear based right inclined in a specific manner, and transmitting the one or more processed audio signals in a specific manner to the outer left loudspeaker, the outer right loudspeaker, the inner left loudspeaker and the inner right loudspeaker.