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:
May. 27, 2008
Filed:
Feb. 25, 2005
Terry C. Brown, Austin, TX (US);
Terry C. Brown, Austin, TX (US);
Frankfurt GmbH, LLC, Wilmington, DE (US);
Abstract
A portable device () includes a power source (), a volatile memory () requiring refreshing to avoid data loss, and a memory management module (). The volatile memory () is operably coupled to the power source () for power. The memory management module () is operably coupled to the volatile memory (). The memory management module () is also adapted to refresh the volatile memory () at a refresh rate which causes refresh-based errors and to correct the refresh-based errors. Also disclosed is a method for reduced power consumption by a volatile memory requiring refreshing to avoid data loss in which such a volatile memory is refreshed () at a refresh rate. All defective bits are detected () at the refresh rate. An error correction code is selected () for correcting the defective bits.