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:
Jun. 29, 2010
Filed:
Oct. 16, 2008
Yasutake Suzuki, Iwata, JP;
Yasutake Suzuki, Iwata, JP;
Yamaha Corporation, , JP;
Abstract
An electronic keyboard musical instrument which can realize natural sounds with favorable sound quality as an acoustic piano. A sound board () made of a plate member is vibrated so as to generate musical tones. A first performance signal generator () generates a first performance signal based on the operating state of a plurality of keys of a keyboard (). A second performance signal generator () generates a second performance signal, which is different from the first performance signal, based on the operation of the plurality of keys and the operation of a pedal (). Speakers (A-D) generate musical tones based on the first performance signal generated by the first performance signal generator (). Transducers (A-C) mounted to the sound board () vibrate the sound board () based on the second performance signal generated by the second performance signal generator ().