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.:

US 8323145 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 04, 2012

Filed:

Mar. 29, 2006
Applicant:

Ed E. Han, Ann Arbor, MI (US);

Inventor:

Ed E. Han, Ann Arbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60W 10/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A transmission control system for a hybrid electric vehicle including an electric machine includes an energy storage device that is selectively charged by the electric machine and that selectively powers the electric machine. A driver input device generates a driver input signal. A control module receives the driver input signal, determines a torque load of the electric machine based on a state of charge (SOC) of the energy storage device and determines a transmission ratio based on the torque load and the driver input signal.


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