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. 29, 2016
Filed:
Mar. 14, 2014
Applicant:
Ambient Corporation, Newton, MA (US);
Inventor:
Yehuda Cern, Efrat, IL;
Assignee:
ERICSSON INC., Plano, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/46 (2006.01); H02J 7/02 (2006.01); H02J 17/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H02J 17/00 (2013.01);
Abstract
There is provided a system that includes a charger and a portable device. The portable device is coupled to the charger via a coupling capacitance. The charger provides a relatively constant current to the portable device, even for a relatively large variation in the coupling capacitance.