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. 12, 2016
Filed:
Sep. 19, 2008
Applicants:
Andrew Michael Jones, Bristol, GB;
Stuart Ryan, Bristol, GB;
Inventors:
Andrew Michael Jones, Bristol, GB;
Stuart Ryan, Bristol, GB;
Assignee:
STMICROELECTRONICS (RESEARCH & DEVELOPMENT) LIMITED, Marlow Bucks, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 12/08 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0862 (2013.01); G06F 12/0846 (2013.01); G06F 12/0853 (2013.01); G06F 12/0895 (2013.01); G06F 2212/6024 (2013.01); G06F 2212/6028 (2013.01);
Abstract
Systems and methods are disclosed that comprise a cache memory for storing a copy of a portion of data stored in a system memory and a cache load circuit capable of retrieving the portion of data from the system memory. The systems and methods further comprise a status memory for identifying whether or not a region of the cache memory contains data that has been accessed from the cache memory by an external device.