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:
Aug. 31, 1993
Filed:
Mar. 28, 1990
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A hierarchical cache memory apparatus assembled in a multiprocessor computer system including a plurality of processors and a memory device, includes a plurality of first cache memory devices arranged in correspondence with the plurality of processors and each including a controller including a first status identification section for identifying status of each of a plurality of pieces of address information, a plurality of first connection devices for connecting the plurality of first cache memory devices in units of a predetermined number of devices to constitute a plurality of mini-cluster devices a plurality of second cache memory devices respectively connected to the first connection devices in correspondence with the plurality of mini-cluster devices, having all the addresses of address information of the plurality of first cache memory devices in the mini-cluster devices, and each comprising a controller including a second status identification section for identifying status of each of the plurality of address information, and a memory device connected to the second connection devices and having all the addresses of the plurality of address information of the plurality of second cache memory devices.