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. 05, 2008
Filed:
Feb. 20, 2004
Shinichiro Fujita, Kitakyushu, JP;
Hiroyuki Kanai, Shiojiri, JP;
Koji Nakao, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
The system stores a storage address ADKof a page table element PEKthat was being processed when a bus reset occurred, of page table elements of a page table specified by an ORB. The system then reads out a storage address ADKof a page table element PEKhaving the same element number as PEK, of page table elements of an ORBafter the bus reset occurs, and restarts data transfer when ADKand ADKare the same. When the page table is absent, addresses DADand DADthat are specified directly by the ORBand the ORBare compared. When data transfer is not be restarted but a command CMDof the ORBhas already been issued to a device, the CMDis aborted.