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:
Jul. 28, 2015
Filed:
Jul. 09, 2014
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
Sae-Kwang Nam, Daegu, KR;
Ki-Uk Kyung, Daejeon, KR;
Sung-Ryul Yun, Daejeon, KR;
Sun-Tak Park, Incheon, KR;
Bong-Je Park, Daejeon, KR;
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01); G02B 3/14 (2006.01); G11B 7/1372 (2012.01);
U.S. Cl.
CPC ...
G02B 3/14 (2013.01); G11B 7/1372 (2013.01);
Abstract
An optical read/write device in accordance with an embodiment of the present invention includes a lens portion configured to irradiate light emitted from a light source to an optical recording medium, and the lens portion includes: a flexible shape-variable lens; and an electrode portion provided on the shape-variable lens. The shape of the shape-variable lens can be changed when voltage is applied to the electrode.