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 8216518 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 10, 2012

Filed:

May. 13, 2009
Applicants:

Lai-kwan Chau, Chiayi, TW;

Wei-zhe Chang, Chiayi County, TW;

Shin-huei Chen, Tainan County, TW;

Inventors:

Lai-Kwan Chau, Chiayi, TW;

Wei-Zhe Chang, Chiayi County, TW;

Shin-Huei Chen, Tainan County, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/55 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plasmon resonance sensing system includes a light source, a waveguide component and a photon detector. The light source provides an incident light. The waveguide component has a tubular internal wall and a noble metal nanoparticle layer disposed on the tubular internal wall and contacted with a desired testing matter. The waveguide component is made of a light transmitting material for guiding the incident light to have an interaction with the noble metal nanoparticle layer. The photon detector detects an emergent light exiting the waveguide component after the interaction of the noble metal nanoparticle layer with the desired testing matter. The system further includes a first optical fiber installed between the light source and the waveguide component for transmitting the incident light to the waveguide component, a lens and a second optical fiber. The lens collects and transmits the emergent light to the photon detector through the second optical fiber.


Find Patent Forward Citations

Chau, Lai-Kwan. (2012). Plasmon resonance sensing apparatus and sensing system thereof (U.S. Patent No. 8216518). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8216518

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