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:
Jan. 17, 2012
Filed:
Sep. 29, 2010
Hirokazu Takeuchi, Machida, JP;
Hiroshi Yonekubo, Suginami-ku, JP;
Hirokazu Takeuchi, Machida, JP;
Hiroshi Yonekubo, Suginami-ku, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, a sound quality control device includes: a time domain analysis module configured to perform a time-domain analysis on an audio-input signal; a frequency domain analysis module configured to perform a frequency-domain analysis on a frequency-domain signal; a first calculation module configured to calculate first speech/music scores based on the analysis results; a compensation filtering processing module configured to generate a filtered signal; a second calculation module configured to calculate second speech/music scores based on the filtered signal; a score correction module configured to generate one of corrected speech/music scores based on a difference between the first speech/music score and the second speech/music score; and a sound quality control module configured to control a sound quality of the audio-input signal based on the one of the corrected speech/music scores.