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.:

US 7711444 B1

PDF
Full Text
Expired
Date of Patent:
May. 04, 2010

Filed:

Feb. 13, 2006
Applicant:

Shinya Okada, Kanagawa, JP;

Inventor:

Shinya Okada, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01); G06F 3/00 (2006.01); G06F 5/00 (2006.01); G06F 12/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An audio input/output control apparatus, in which the speed difference between writing speed in writing audio data to a ring buffer and reading speed in reading out the audio data under a constant speed is calculated. When a read-address is forcibly changed according to the speed difference, between the signal level of the audio data corresponding to a read-address before the change and the signal level of the audio data corresponding to a read-address after the change, an address position at which the signal level change is less than a predetermined value is determined as a read-address after the change. So, the amount of signal processing can be significantly reduced, and the quality of audio data can be maintained.


Find Patent Forward Citations

Okada, Shinya. (2010). Audio input/output control apparatus and audio input/output control method (U.S. Patent No. 7711444). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7711444

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