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:
Nov. 04, 2014
Filed:
Nov. 01, 2013
Applicant:
Ytel Photonics Inc., Gwangju, KR;
Inventor:
Yong Tak Lee, Gwangju, KR;
Assignee:
Ytel Photonics Inc., Gwangju, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01); H01S 5/40 (2006.01); H01S 5/026 (2006.01);
U.S. Cl.
CPC ...
H01S 5/4087 (2013.01); H01S 5/0268 (2013.01);
Abstract
Provided is a multi-wavelength laser diode module including a plurality of laser diodes having different consecutive light emission wavelength regions, a plurality of filters respectively corresponding to the plurality of laser diodes, and an optical waveguide path that transmits light emitted from the plurality of laser diodes to the plurality of filters and collects light reflected or transmitted by the plurality of filters to transmit the collected light to the outside.