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:
Feb. 20, 2007
Filed:
Oct. 14, 2003
Robert C. Chang, Danville, CA (US);
Bahman Qawami, San Jose, CA (US);
Farshid Sabet-sharghi, San Jose, CA (US);
Sergey Yudin, Fremont, CA (US);
Robert C. Chang, Danville, CA (US);
Bahman Qawami, San Jose, CA (US);
Farshid Sabet-Sharghi, San Jose, CA (US);
Sergey Yudin, Fremont, CA (US);
SanDisk Corporation, Milpitas, CA (US);
Abstract
Methods and apparatus for enabling a power up process of a non-volatile memory to occur efficiently are disclosed. According to one aspect of the present invention, a method for utilizing a memory system that has a non-volatile memory with at least one reserved memory area includes providing power to the memory system, initializing the non-volatile memory, and writing a first signature into the reserved memory area. The first signature is arranged to indicate that the memory system was successfully initialized. In one embodiment, the method also includes executing a power down process on the memory system, and writing a second signature into the reserved memory area which indicates that the power down process has been executed.