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:
May. 08, 1990
Filed:
Apr. 14, 1989
Applicant:
Inventor:
Yoshio Sasaki, Saitama, JP;
Assignee:
Pioneer Electronic Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G / ;
U.S. Cl.
CPC ...
330279 ; 330284 ; 307264 ;
Abstract
An adjusting apparatus for adjusting sound volume or sound quality of a signal reproduced from a music source in which an electronic volume section has a group of analog switches. The apparatus includes a signal generating means which generates a signal for switching the group of analog switches at the approximately zero-cross point of the reproduced signal of the music source.
Quick Actions:
Sasaki, Yoshio. (1990). Adjusting apparatus for adjusting sound volume or sound quality (U.S. Patent No. 4924192). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4924192
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile