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.

Patent No.:

US 6841814 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 11, 2005

Filed:

Dec. 10, 2002
Applicant:

Seung-kee Yang, Suwon-shi, KR;

Inventor:

Seung-Kee Yang, Suwon-shi, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31062 ; H01L 31113 ; H01L 31072 ; H01L 31109 ; H01L 310328 ;
U.S. Cl.
CPC ...
Abstract

Disclosed is a photodiode having a p-type electrode of a mushroom shape. The p-type electrode is formed in a mushroom shape, so that the contact area faced by the spreading region of a dopant for the photodiode and the electrode can be minimized and the capacitance of the photodiode can be reduced. Further, the p-type electrode is configured to have a broader width in its upper end, thus allowing the wire bonding to be performed easily.


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Yang, Seung-Kee. (2005). Photodiode for ultra high speed optical communication and fabrication method therefor (U.S. Patent No. 6841814). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6841814

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