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:
Mar. 26, 2024

Filed:

Nov. 19, 2021
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takeaki Itsuji, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/44 (2006.01); G01J 1/02 (2006.01); G01J 1/04 (2006.01); H01L 31/0232 (2014.01); H01L 31/024 (2014.01); H01L 33/58 (2010.01); H01L 33/64 (2010.01);
U.S. Cl.
CPC ...
G01J 1/44 (2013.01); G01J 1/0252 (2013.01); G01J 1/0411 (2013.01); G01J 1/0422 (2013.01); H01L 31/02327 (2013.01); H01L 31/024 (2013.01); H01L 33/58 (2013.01); H01L 33/644 (2013.01); G01J 2001/4466 (2013.01);
Abstract

An electromagnetic wave module comprising a chip and a lens unit. The chip has a first face, a second face opposed to the first face, and a third face connecting the first face and the second face. The lens unit has a curved face forming a lens, a fourth face opposed to the curved face, and a recessed portion encompassed in an outer edge of the curved face on a projected plane in an optical axis of the lens. The recessed portion has a fifth face disposed at a position closer to the curved face than the fourth face, and a sixth face connecting the fifth face and the fourth face. At least a part of the sixth face of the recessed portion is in contact with at least a part of the third face of the chip.


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