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:
May. 19, 2009
Filed:
Feb. 01, 2006
Goragot Wongpaisarnsin, Tokyo, JP;
Kazuo Taniguchi, Chiba, JP;
Masayuki Miyabayashi, Kanagawa, JP;
Sony Corporation, , JP;
Abstract
A shared memory device capable of simplifying wiring to a memory, preventing a decline of performance due to an increase of the area and long wiring, and improving extensibility of scalability of the system is provided: wherein the device has a plurality of memory systems each including a memory macro, a processor, and a memory control unit for controlling an access to a memory macro; wherein the memory control unit of each of the memory systems transfers information between the processor and memory macro and transfers information with a memory control unit of a different memory system; the memory macro of each of the memory systems has a memory interface capable of transferring data; and the memory interfaces of the memory macros of different memory systems are mutually connected.