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:
Jan. 07, 2025
Filed:
Dec. 23, 2022
Fyd Co., Ltd., Gyeonggi-do, KR;
Joon Jea Sung, Seoul, KR;
Young Che Park, Gyeonggi-do, KR;
FYD CO., LTD., Gyeonggi-Do, KR;
Abstract
A readout circuit for a microphone sensor includes a first transistor having a first gate end connected to the input terminal, a first source end connected to the output terminal and a power terminal, a first drain end connected to ground, a second transistor having a second drain end connected to the output terminal and the first source terminal, a second source end connected to the power terminal, and a second gate end connected to a reference terminal, a third transistor having a third drain end connected to the first source terminal, the second drain end, and the output terminal, a third gate terminal connected to the reference terminal, and a third source end connected to the ground, a fourth transistor having a fourth drain end, a fourth gate end, and a fourth source end connected to the first drain terminal, and a diode unit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile