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:
Jul. 22, 2025

Filed:

Jun. 14, 2024
Applicant:

Lextar Electronics Corporation, Hsinchu, TW;

Inventors:

Yu-Jing Fang, Hsinchu, TW;

Hsiang-Chun Hsu, Hsinchu, TW;

Cheng-Ping Chang, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10H 20/855 (2025.01); H01L 21/56 (2006.01); H01L 23/31 (2006.01); H10F 71/00 (2025.01); H10F 77/40 (2025.01); H10F 77/50 (2025.01); H10H 20/01 (2025.01); H10H 20/853 (2025.01);
U.S. Cl.
CPC ...
H10H 20/855 (2025.01); H01L 21/565 (2013.01); H01L 23/3135 (2013.01); H10F 71/00 (2025.01); H10F 77/413 (2025.01); H10F 77/50 (2025.01); H10H 20/01 (2025.01); H10H 20/853 (2025.01); H10H 20/0362 (2025.01); H10H 20/0363 (2025.01);
Abstract

A diode package structure includes a substrate, at least one diode chip and an opaque encapsulating layer. The substrate has an electrically conductive layer. At least one diode chip is mounted on the substrate and electrically connected to the electrically conductive layer. The opaque encapsulating layer has a cap portion and a sidewall portion, wherein the sidewall portion is connected to and surrounds the substrate to jointly form a concave structure, the cap portion is connected between a sidewall of the diode chip and the sidewall portion, wherein a first contact vertex of the cap portion and the sidewall of the diode chip is higher than a second contact vertex of the cap portion and the sidewall portion.


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