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.:

US 8392895 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 05, 2013

Filed:

Jan. 13, 2009
Applicants:

Chien-liang Tsai, Taipei County, TW;

Wei-guan Yau, Hsin-Chu, TW;

Chung-yen Tsai, Taoyuan County, TW;

Inventors:

Chien-Liang Tsai, Taipei County, TW;

Wei-Guan Yau, Hsin-Chu, TW;

Chung-Yen Tsai, Taoyuan County, TW;

Assignee:

Mediatek Inc., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/45 (2006.01); G06F 9/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

A firmware extension method is provided, particularly adaptable for an embedded system. Firstly, a baseline firmware image is provided with a header file. Secondly, an extension firmware image is generated based on the header file, comprising one or more extended functions. Thereafter, a callback table is generated, comprising pointers pointing to entries of the extended functions in the extension firmware image. The baseline firmware image, the extension firmware image and the callback table are then merged to generate a merged firmware image.


Find Patent Forward Citations

Tsai, Chien-Liang. (2013). Firmware extension method and firmware builder (U.S. Patent No. 8392895). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8392895

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