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:
Oct. 16, 2018
Filed:
Apr. 10, 2018
Kawai Musical Instruments Manufacturing Co., Ltd., Shizuoka, JP;
Kaoru Matsunaga, Shizuoka, JP;
KAWAI MUSICAL INSTRUMENTS MANUFACTURING CO., LTD., Shizuoka, JP;
Abstract
An electronic piano including a plurality of keys and a sound source device (sound emission section) that emits a sound by pressing down the key, is provided with a resonance circuit that stereo-inputs a sound source from the sound source device corresponding to the each key, a plurality of resonance circuit groups that execute a stereo mix process with the plurality of resonance circuits being made one group, and delay circuits that provide a time difference to each stereo output from the each resonance circuit group, and outputs of the respective delay circuits are synthesized to obtain a stereo output.