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. 01, 2005
Filed:
Feb. 04, 2003
Hideo Asano, Tokyo, JP;
Rakesh Laroia, Los Gatos, CA (US);
Takashi Yamazaki, Kanagawa-ken, JP;
Roh Mitsuhashi, Kawasaki, JP;
Hideo Asano, Tokyo, JP;
Rakesh Laroia, Los Gatos, CA (US);
Takashi Yamazaki, Kanagawa-ken, JP;
Roh Mitsuhashi, Kawasaki, JP;
Hitachi Global Storage Technologies Netherlands N.V., Amsterdam, NL;
Abstract
An apparatus for controlling data read/write between a hard disk and a hard disk controller is disclosed. The hard disk includes a disk for storing data, multiple read/write heads for reading or writing data onto the disk in accordance with a read request or write request from a requesting device, a non-volatile memory for storing control data in relation to reading data from the disk or writing data to the disk, and a controller for sending the control data to the requesting device in response to a read request or a write request from the requesting device before reading data or writing data.