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:
Jul. 09, 2024
Filed:
Sep. 07, 2021
Changxin Memory Technologies, Inc., Anhui, CN;
Liang Zhang, Shanghai, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
Provided are a test circuit, a test device and a test method thereof. The test circuit includes: a signal processing module configured to receive a pulse signal to be tested and output a processing signal under a control signal; a sampling module connected to the output terminal of signal processing module and configured to receive the processing signal and generate a sampling signal according to the processing signal. The sampling signal includes a first sampling pulse and a second sampling pulse, the first sampling pulse and the second sampling pulse have a pulse width difference, the pulse width difference is equal to the pulse width of the pulse signal.