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:
Oct. 15, 2002
Filed:
Dec. 16, 1999
Applicant:
Inventor:
Min-Hsiang Yang, Taipei, TW;
Assignee:
Destiny Technology Corporation, Taipei, TW;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/44 ;
U.S. Cl.
CPC ...
G06F 9/44 ;
Abstract
A method for updating a printer firmware is disclosed. The method achieves updating a printer firmware by use of downloading a printer firmware from the network or some media. More specifically, a Printer Job Language (PJL) Download Command of printer firmware is downloaded through an input port of the printer, such as serial port, parallel port or a network interface. The Printer Firmware Blocks of the printer firmware are then written into a nonvolatile memory of the printer, such as a Flash ROM to achieve in printer firmware updating.