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.

Date of Patent:
Mar. 29, 2016

Filed:

May. 28, 2010
Applicants:

Sze Hau Loh, Cypress, TX (US);

Theodore F. Emerson, Tomball, TX (US);

Inventors:

Sze Hau Loh, Cypress, TX (US);

Theodore F. Emerson, Tomball, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/14 (2006.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
G09G 5/003 (2013.01); G09G 2330/022 (2013.01); G09G 2370/042 (2013.01);
Abstract

A method performed by a physical computing system, the method includes disabling a display refresh process of a video controller () of the physical computing system if no active display device is connected to the physical computing system. A physical computing system includes a video controller () comprising a rendering engine () and a display refresh controller (); a memory controller () connected to a memory (); and a display controller () to determine whether an active display device is connected to the physical computing system; in which a display refresh process performed by the display refresh controller () is disabled when no active display device is connected to the physical computing system.


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