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.

Date of Patent:
Jan. 28, 2014

Filed:

Sep. 30, 2010
Applicants:

Deepak Ramaswamy, Ypsilanti, MI (US);

Sujit Phatak, Farmington Hills, MI (US);

Inventors:

Deepak Ramaswamy, Ypsilanti, MI (US);

Sujit Phatak, Farmington Hills, MI (US);

Assignee:

Hitachi, Ltd, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 17/00 (2006.01); G05D 3/12 (2006.01); G05D 5/00 (2006.01); G05D 9/00 (2006.01); G05D 11/00 (2006.01); G05D 17/00 (2006.01); G01R 21/00 (2006.01); G01R 31/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for managing electrical power requirements between at least two power grids including a number of automotive vehicles each of which has an electric motor which propels the vehicle at least partly during its operation. An electric battery is contained in each vehicle as well as a wireless transmitter. A processor contained within each vehicle communicates with the wireless transmitter to transmit information to a base station indicative of the state of charge of the battery, vehicle identification information, and vehicle destination. The base station or upstream entity processes the data from the multiple vehicles to estimate the geographic power requirements necessary to recharge the batteries and then redirects power among at least two different power grids in order to meet those geographic power requirements.


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