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:
Nov. 01, 2005
Filed:
Nov. 13, 2001
Patricia Shanahan, San Diego, CA (US);
Andrew E. Phelps, Encinitas, CA (US);
Nicholas E. Aneshansley, San Diego, CA (US);
Patricia Shanahan, San Diego, CA (US);
Andrew E. Phelps, Encinitas, CA (US);
Nicholas E. Aneshansley, San Diego, CA (US);
Sun Microsystems, Inc., Santa Clara, CA (US);
Abstract
The present invention provides a method and apparatus for invalidating a victimized entry. The apparatus comprises a directory cache adapted to store one or more cache entries, and a control unit. The control unit is adapted to determine whether it is desirable to remove a shared cache entry from the directory cache, and invalidate the shared cache entry in response to determining that it is desirable to remove the shared cache entry from the directory cache.