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. 21, 2015
Filed:
Sep. 14, 2012
Shiro Suzuki, Kanagawa, JP;
Yuuki Matsumura, Saitama, JP;
Yasuhiro Toguri, Kanagawa, JP;
Yuuji Maeda, Tokyo, JP;
Jun Matsumoto, Kanagawa, JP;
Shiro Suzuki, Kanagawa, JP;
Yuuki Matsumura, Saitama, JP;
Yasuhiro Toguri, Kanagawa, JP;
Yuuji Maeda, Tokyo, JP;
Jun Matsumoto, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
There is provided an audio coding device including a first windowing part that multiplies an audio signal by a first window function, a second windowing part that multiplies the audio signal by a second window function having a characteristic different from a characteristic of the first window function, a window selecting part that selects the first window function or the second window function as an optimum window function based on the audio signal multiplied by the first windowing part and the audio signal multiplied by the second windowing part, a coding part that codes a frequency spectrum of the audio signal multiplied by the optimum window function, and a transmitting part that transmits the frequency spectrum coded by the coding part and window function information representing the optimum window function.