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:
Mar. 31, 2015
Filed:
May. 12, 2010
Applicants:
Chung-hung Tsai, Chu-Pei, TW;
Ming-shiang Lai, Hsin-Chu, TW;
Inventors:
Chung-Hung Tsai, Chu-Pei, TW;
Ming-Shiang Lai, Hsin-Chu, TW;
Assignee:
Mediatek Inc., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01); G06F 12/08 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0862 (2013.01); G06F 2212/1004 (2013.01); G06F 2212/1016 (2013.01); G06F 2212/2022 (2013.01); G06F 2212/6022 (2013.01);
Abstract
The invention relates to a command controller and a prefetch buffer, and in particular, to a command controller and a prefetch buffer for accessing a serial flash in an embedded system. An embedded system comprises a serial flash, a processor, a plurality of access devices, and a prefetch buffer. The processor and the plurality of access devices send various commands to read data from or write data to the serial flash. The prefetch buffer temporarily stores a predetermined amount of data before data being read from or written to the serial flash.