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:
Apr. 08, 2008
Filed:
Apr. 16, 2004
Applicants:
Ho-in Kim, Yongin-si, KR;
Jeong-seok Lee, Anyang-si, KR;
In-kuk Yun, Suwon-si, KR;
Hyun-cheol Shin, Suwon-si, KR;
Seung-woo Kim, Seoul, KR;
Seong-taek Hwang, Pyeongtaek-si, KR;
Inventors:
Ho-In Kim, Yongin-si, KR;
Jeong-Seok Lee, Anyang-si, KR;
In-Kuk Yun, Suwon-si, KR;
Hyun-Cheol Shin, Suwon-si, KR;
Seung-Woo Kim, Seoul, KR;
Seong-Taek Hwang, Pyeongtaek-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Yeongtong-Gu, Suwon-Si, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gain-clamped semiconductor optical amplifier is disclosed. The amplifier includes a gain waveguide for amplifying an optical signal input to the gain waveguide, and a grating layer, in contact with the gain waveguide, having a first grating disposed at a first end portion.