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:
Apr. 28, 2009
Filed:
Sep. 02, 2005
Christopher F. Bussan, Crystal Lake, IL (US);
Joseph M. Hansen, Williams Bay, WI (US);
Christopher F. Bussan, Crystal Lake, IL (US);
Joseph M. Hansen, Williams Bay, WI (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A method and apparatus is provided for power conservation of a hardware module () which is coupleable to a portable electronic device (). The hardware module () has unique identification information associated therewith and stored therein. The unique identification information is provided periodically () to the portable electronic device () and stored therein (). To conserve power, the portable electronic device () sends a power-down notice () to the hardware module (), the module controller () stores current state information of the hardware module () in a non-volatile memory () thereof, and the hardware module () is powered off ().