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:
Nov. 23, 2004
Filed:
Jul. 26, 1999
Youichi Yamada, Saitama-ken, JP;
Takeaki Funada, Saitama-ken, JP;
Hiroyuki Isobe, Saitama-ken, JP;
Keitaro Kaburagi, Saitama-ken, JP;
Naomi Amemiya, Saitama-ken, JP;
Gen Inoshita, Tokyo, JP;
Ko Atsumi, Tokyo, JP;
Pioneer Electronic Corporation, Tokyo, JP;
Abstract
An audio signal processing apparatus for changing a tempo of an input audio signal is disclosed. The apparatus includes a magnification designator capable of designating a plurality of different magnifications. A device is capable of automatically detecting a beat(s) per minute, BPM, or the audio input signal. The device may also detect a beat period of the input audio signal. The device also changes the BPM or beat period in accordance with a magnification designated by the magnification designator. Further, the device changes the tempo of the audio signal in accordance with the changed BPM and the changed beat period.