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:
Aug. 23, 2016
Filed:
Dec. 02, 2013
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventors:
Taro Togawa, Kawasaki, JP;
Chisato Shioda, Kawasaki, JP;
Yohei Kishi, Kawasaki, JP;
Takeshi Otani, Kawasaki, JP;
Masanao Suzuki, Yokohama, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G 3/00 (2006.01); G10K 15/00 (2006.01); G10L 19/032 (2013.01); G10L 19/16 (2013.01); G10K 15/12 (2006.01); H04S 7/00 (2006.01);
U.S. Cl.
CPC ...
G10K 15/00 (2013.01); G10L 19/032 (2013.01); G10L 19/167 (2013.01); G10K 15/12 (2013.01); H04S 7/305 (2013.01);
Abstract
An audio signal encoding apparatus includes a processor to quantize an audio signal, to obtain a characteristic of reverberation masking that is exerted on a sound represented by the audio signal by reverberation of the sound generated in a reproduction environment by reproducing the sound, and to control a quantization step size of the audio signal that quantized based on the characteristic of the reverberation masking.