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:
Sep. 23, 2025
Filed:
Aug. 14, 2023
Changxin Memory Technologies, Inc., Hefei, CN;
Zequn Huang, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
A signal sampling circuit and a semiconductor memory are provided. The signal sampling circuit includes: an input sampling circuit, configured to sample a first CS signal and a first CA signal according to a first clock signal to obtain a second CS signal and a second CA signal; a logical operation circuit, configured to perform a logical operation on the first clock signal and the second CS signal; a command decoding circuit, configured to decode and sample an initial command signal according to the second CS signal and the CS clock signal; and an output combined circuit, configured to: sample the second odd CA signal and the second even CA signal according to the even CS clock signal and the odd CS clock signal; and sample the second odd CA signal and the second even CA signal according to the odd CS clock signal and the even CS clock signal.