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:
Jan. 21, 2020

Filed:

May. 26, 2016
Applicant:

Applied Materials, Inc., Santa Clara, CA (US);

Inventors:

Orlando Trejo, Sunnyvale, CA (US);

Ramprakash Sankarakrishnan, Santa Clara, CA (US);

Tza-Jing Gung, San Jose, CA (US);

Assignee:

Applied Materials, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); G02B 19/00 (2006.01); G02B 3/08 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67115 (2013.01); G02B 3/08 (2013.01); G02B 19/0047 (2013.01); G02B 19/0095 (2013.01);
Abstract

Embodiments disclosed herein relate to a processing chamber having a lens disposed therein. In one embodiment, the processing chamber includes a chamber body, a substrate support assembly, a light source, and a lens. The chamber body defines an interior volume of the processing chamber. The interior volume has a first area and a second area. The substrate support assembly is disposed in the second area. The substrate support assembly is configured to support a substrate. The light source is disposed above the substrate support assembly in the first area. The lens is disposed between the light source and the substrate support assembly. The lens includes a plurality of features formed therein. The plurality of features is configured to preferentially direct light from the light source to an area of interest on the substrate when disposed on the substrate support assembly.


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