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:
Apr. 24, 2012
Filed:
May. 14, 2010
Yuuji Konno, Kawasaki, JP;
Hiroshi Murakami, Kawasaki, JP;
Yuuji Konno, Kawasaki, JP;
Hiroshi Murakami, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A storage apparatus includes: a plurality of storage sections each of which corresponds to each of a plurality of addresses; a read pointer register that outputs a read pointer indicating an address of a storage section from which data is read; a write pointer register that outputs a write pointer indicating an address of a storage section to which data is written; a control circuit that receives first clock signals of a first frequency and second clock signals of a second frequency that is different from the first frequency, determines selection signals indicating either the first clock signals or the second clock signals on the basis of the read pointer or the write pointer for each of the plurality of storage sections, and outputs the selection signals; and selection circuits selects signals indicated by the selection signals, and outputs the selected signals.