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:
Aug. 13, 2024

Filed:

Sep. 12, 2022
Applicant:

Artilux, Inc., Menlo Park, CA (US);

Inventors:

Chien-Yu Chen, Hsinchu County, TW;

Yi-Chuan Teng, Hsinchu County, TW;

Yu-Hsuan Liu, Hsinchu County, TW;

Yun-Chung Na, San Jose, CA (US);

Assignee:

ARTILUX, INC., Menlo Park, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/66 (2006.01); G01R 31/28 (2006.01); H01L 23/00 (2006.01); H01L 23/58 (2006.01);
U.S. Cl.
CPC ...
H01L 22/32 (2013.01); G01R 31/2889 (2013.01); H01L 23/562 (2013.01); H01L 23/585 (2013.01);
Abstract

A wafer includes a plurality of testing dies, a plurality of non-testing dies, and a dicing region. Each testing die includes: a first active area including one or more first active devices, and one or more first device pads electrically coupled to the one or more first active devices. Each non-testing die includes: a second active area including one or more second active devices, and one or more second device pads electrically coupled to the one or more second active devices. The dicing region includes one or more testing pads electrically coupled to the one or more first device pads. The one or more testing pads are arranged to receive one or more external probes for determining one or more characteristics of the one or more first active devices of the plurality of testing dies. The plurality of non-testing dies are electrically isolated from the dicing region.


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