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:
Jun. 12, 2018
Filed:
Feb. 16, 2017
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Anthony John Bennett, Cambridge, GB;
Andrew James Shields, Cambridge, GB;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
B82Y 10/00 (2011.01); G06N 99/00 (2010.01);
U.S. Cl.
CPC ...
G06N 99/002 (2013.01); B82Y 10/00 (2013.01); Y10S 977/774 (2013.01); Y10S 977/819 (2013.01); Y10S 977/951 (2013.01);
Abstract
An optical system comprising a charged quantum dot having, a charged carrier, first and second ground state levels and a plurality of excited state levels, the first and second ground state energy levels having different spin states such that the said charged carrier cannot transfer between the first and second ground state energy levels without changing its spin state,