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:
Mar. 03, 2015
Filed:
Feb. 11, 2011
Applicants:
Martti Voutilainen, Espoo, FI;
Markku Rouvala, Helsinki, FI;
Pirjo Pasanen, Helsinki, FI;
Inventors:
Assignee:
Nokia Corporation, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 40/14 (2006.01); H03K 17/78 (2006.01); H01L 27/00 (2006.01); G01J 1/42 (2006.01); G01J 3/51 (2006.01); G01J 1/04 (2006.01);
U.S. Cl.
CPC ...
G01J 1/42 (2013.01); G01J 3/513 (2013.01); G01J 1/0488 (2013.01);
Abstract
In accordance with an example embodiment of the present invention, an apparatus is provided, including a photodetecting structure with one or more photon sensing layers of graphene; and an integrated graphene field effect transistor configured to function as a pre-amplifier for the photodetecting structure, where the graphene field effect transistor is vertically integrated to the photodetecting structure.