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.

Date of Patent:
Apr. 14, 2025

Filed:

Apr. 25, 2022
Applicant:

Changxin Memory Technologies, Inc., Hefei, CN;

Inventor:

Liang Chen, Hefei, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2005.12);
U.S. Cl.
CPC ...
G01R 31/2882 (2012.12);
Abstract

A chip testing method includes: a data receiving window corresponding to each chip to be tested is determined; a time adjustment parameter corresponding to each chip to be tested is determined according to the data receiving window corresponding to each chip to be tested and a data input window preset for a test machine is determined; an actual input time point corresponding to each chip to be tested is determined according to the time adjustment parameter corresponding to each chip to be tested; and data is inputted to each chip to be tested at the actual input time point corresponding to the each chip to be tested, to enable each chip to be tested to receive the data inputted by the test machine in the data receiving window corresponding to the each chip to be tested.


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