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:
Jan. 21, 1997
Filed:
Apr. 12, 1995
Applicant:
Inventor:
Steven M Pope, Los Gatos, CA (US);
Assignees:
Teac Corporation, Teac, JP;
DZU Corporation, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395430 ; 395481 ; 395492 ;
Abstract
A peripheral device control system includes a single flash memory having a changeable portion for storing firmware for controlling the peripheral device and a preprogrammed portion containing control code. When it is desired to modify the changeable firmware, the control code is read from the flash memory to a storage area in the using system and is used to control the loading of the modified firmware in the flash memory.