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:
Jul. 24, 2007
Filed:
Apr. 29, 2004
Hsiao-keng Jerry Chu, Palo Alto, CA (US);
Zhongren Xu, Sunnyvale, CA (US);
Hsiao-keng Jerry Chu, Palo Alto, CA (US);
Zhongren Xu, Sunnyvale, CA (US);
Sun Microsystems, Inc., Santa Clara, CA (US);
Abstract
A system including a direct virtual memory access engine configured to request that data is stored in a memory, wherein a request for the data includes a I/O virtual address, a mapping table configured to store at least one entry includes a virtual-to-physical address mapping, a cache configured to store at least one tracking data structure associated with the at least one entry, and an input/output memory management unit storing the mapping table, operatively connected to the cache and configured to provide a physical address corresponding to the I/O virtual address to the direct virtual memory access engine, wherein the virtual-to-physical address mapping is generated prior to the direct virtual memory access engine requesting that data be stored, wherein the at least one entry and the at least one tracking structure persist for at least two direct memory address requests.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile