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. 18, 2003
Filed:
Mar. 03, 2000
Shinobu Ozeki, Nakai-machi, JP;
Takeshi Kamimura, Nakai-machi, JP;
Kenichi Kobayashi, Nakai-machi, JP;
Kazuhiro Sakai, Nakai-machi, JP;
Tsutomu Hamada, Nakai-machi, JP;
Masao Funada, Nakai-machi, JP;
Hiroshi Fujimagari, Nakai-machi, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
The invention relates to a multiprocessor system having plural processors and an optical bus shared by the plural processors, and intends to simplify the cache control, reduce the volume of hardware, and shorten the memory access processing time. For this purpose, the multiprocessor system of the invention includes a shared memory, a cache memory connected to the shared memory, an optical bus connected to the cache memory, and plural processors connected to the optical bus, which access to the cache memory through the optical bus.