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 7667400 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 23, 2010

Filed:

Jun. 07, 2007
Applicant:

Alexander O. Goushcha, Aliso Viejo, CA (US);

Inventor:

Alexander O. Goushcha, Aliso Viejo, CA (US);

Assignee:

Array Optronix, Inc., Costa Mesa, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 43/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Back-illuminated silicon photomultipliers having a substrate of a first conductivity type having front and back sides, a matrix of regions of a second conductivity type in the substrate, a matrix of regions of the first conductivity type under the matrix of regions of the second conductivity type and adjacent the back side of the substrate, with the bottom of the matrix of regions of the second conductivity type forming a p/n junction with the substrate or a matrix of regions of the second conductivity type, the matrix of regions of the first conductivity type having a higher conductivity than the substrate, a common anode formed by a uniform layer of the first conductivity type of higher conductivity than the substrate on the back side of the substrate. Preferably a plurality of trenches filed with an opaque material are provided in the back side of the substrate, the substrate preferably having a thickness of less than approximately 150 um.


Find Patent Forward Citations

Goushcha, Alexander. (2010). Back-illuminated si photomultipliers: structure and fabrication methods (U.S. Patent No. 7667400). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7667400

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