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:
Aug. 21, 2018
Filed:
Oct. 27, 2017
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
Moon Youn Jung, Daejeon, KR;
Jinsun Kim, Daejeon, KR;
Assignee:
ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 27/24 (2006.01); H05H 1/54 (2006.01); H01J 27/02 (2006.01); H01J 37/08 (2006.01); A61N 5/10 (2006.01);
U.S. Cl.
CPC ...
H01J 27/24 (2013.01); H01J 27/02 (2013.01); H01J 37/08 (2013.01); H05H 1/54 (2013.01); A61N 2005/1088 (2013.01);
Abstract
Disclosed is an apparatus for generating charged particles. The apparatus comprises a light source that emits a laser, a target layer that receives the laser to generate charged particles, and a focusing structure that is between the light source and the target source and focuses the laser. The focusing structure comprises solid layers and pore sections alternately and repeatedly disposed along a first direction parallel to a top surface of the target layer. Each of the pore sections comprises a porous layer.