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:
Feb. 21, 2023
Filed:
Aug. 01, 2022
China Flash Co., Ltd., Shanghai, CN;
CHINA FLASH CO., LTD., Shanghai, CN;
Abstract
A sensitive amplifier and a storage device are provided, and the sensitive amplifier includes: a voltage clamp circuit which provides a stable reading voltage for the storage unit; a power switch circuit which cuts off power supply for the voltage clamp circuit when the voltage clamp circuit is not operating; a discharge circuit which discharges the voltage clamp circuit before the voltage clamp circuit operates; a pre-charge circuit which pre-charges the voltage clamp circuit when the voltage clamp circuit starts operating; and a current comparison circuit which is connected to an output of the voltage clamp circuit, compares the reading current with a reference current, and outputs a comparison result.