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.:
Date of Patent:
Oct. 23, 2018
Filed:
Jun. 16, 2017
Electronics and Telecommunications Research Institute, Daejeon, KR;
Sae-Kyoung Kang, Daejeon, KR;
Joon Young Huh, Daejeon, KR;
Joon Ki Lee, Daejeon, KR;
Jie Hyun Lee, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
An optical signal detecting apparatus and method. The optical signal detecting apparatus includes an optical demultiplexer configured to demultiplex an input optical signal into a first optical signal having a first band wavelength and a second optical signal having a second band wavelength, a first optical detector configured to detect the first optical signal, and a second optical detector configured to detect the second optical signal, and the optical demultiplexer, the first optical detector, and the second optical detector may be provided in a TO-CAN package.