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. 14, 2006
Filed:
Jun. 24, 2005
Applicants:
OH Kee Kwon, Daejeon, KR;
Kang Ho Kim, Daejeon, KR;
Jong Hoi Kim, Daejeon, KR;
Hyun Soo Kim, Daejeon, KR;
Kwang Ryong OH, Daejeon, KR;
Inventors:
Oh Kee Kwon, Daejeon, KR;
Kang Ho Kim, Daejeon, KR;
Jong Hoi Kim, Daejeon, KR;
Hyun Soo Kim, Daejeon, KR;
Kwang Ryong Oh, Daejeon, KR;
Assignee:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/34 (2006.01); H04J 14/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are a tunable demultiplexer and a tunable laser, having an optical deflector in which a refractive index of a core layer of a deflection pattern region having a predetermined shape varies in response to an external electrical signal so that the optical deflector deflects incident light in the radial direction.