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:
Mar. 29, 2022
Filed:
Mar. 15, 2021
Asahi Kasei Microdevices Corporation, Tokyo, JP;
Asahi Kasei Microdevices Corporation, Tokyo, JP;
Abstract
A gas sensor module () includes an infrared light emitting diode () configured to emit infrared light in accordance with a drive current, a quantum infrared sensor () configured to detect infrared light that passes through a detection target gas, a drive circuit () configured to output the drive current to the infrared light emitting diode (), a charging circuit () to be connected to a power source and configured to output a charge current having a smaller current amount than the drive current, and a capacitor () configured to charge by the charge current being supplied from the charging circuit () and discharge by supplying the drive current to the drive circuit ().