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 7239323 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 03, 2007

Filed:

May. 24, 2001
Applicant:

Sang-ryul Park, Kumi, KR;

Inventor:

Sang-Ryul Park, Kumi, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/39 (2006.01);
U.S. Cl.
CPC ...
Abstract

A color display driving apparatus that simultaneously on-screen displays an RGB format color image and a YUV format color image on the same color display unit. A first memory stores YUV data, and a YUV-RGB converter converts YUV data read from the first memory to RGB data. A second memory stores RGB data. An on-screen-display (OSD) controller writes the YUV data and the RGB data in the first and second memories, respectively, mixes the RGB data converted from the YUV data stored in the first memory by the YUV-RGB converter with the RGB data read from in the second memory, and on-screen displays the mixed data.


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Park, Sang-Ryul. (2007). Color display driving apparatus in a portable mobile telephone with color display unit (U.S. Patent No. 7239323). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7239323

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