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:
Jun. 06, 2023
Filed:
Mar. 09, 2022
Applicant:
Nanya Technology Corporation, New Taipei, TW;
Inventors:
Yi-Ju Chen, Taipei, TW;
Jui-Hsiu Jao, Taoyuan, TW;
Assignee:
NANYA TECHNOLOGY CORPORATION, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/26 (2020.01); G01R 31/28 (2006.01); G01R 1/02 (2006.01); G01R 1/04 (2006.01); G01R 1/067 (2006.01); G01R 1/073 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2887 (2013.01); G01R 31/2891 (2013.01);
Abstract
A probe apparatus and a wafer inspection method are provided. The probe apparatus includes a chuck configured to support a wafer, a track surrounding the chuck, a tester disposed on the track and having a probe, and a processing unit in communication with the tester and configured to move the tester circumferentially around the wafer such that the probe is moved from a first portion on the wafer to a second portion on the wafer.