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. 28, 2025

Filed:

Jun. 22, 2023
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Wojciech Kudla, Wageningen, NL;

Boris Kirillov, Judendorf-Straßenge, AT;

Marijn Van Os, Eindhoven, NL;

Harm Wichers, RB Malden, NL;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14623 (2013.01); H01L 27/14636 (2013.01); H01L 27/14643 (2013.01); H01L 27/14685 (2013.01);
Abstract

A photodetector device includes a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged between photodetectors of the array of photodetectors, wherein the plurality of metal structures are arranged in a first pattern; and a transparent substrate comprising a plurality of diffusion structures being patterned according to a second pattern that matches the first pattern. Each diffusion structure of the plurality of diffusion structures is configured to redirect light that is incident thereon. Additionally, the transparent substrate and the photodetector array are coupled together such that the first pattern is aligned with the second pattern and the plurality of diffusion structures covers the plurality of metal structures.


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