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:
Feb. 16, 2016
Filed:
Aug. 08, 2007
Applicant:
Paul O. Scheibe, Arroyo Grande, CA (US);
Inventor:
Paul O. Scheibe, Arroyo Grande, CA (US);
Assignee:
Landmark Screens, LLC, Palo Alto, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2006.01); G06F 3/14 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G06F 3/1446 (2013.01); G09G 3/2003 (2013.01); G09G 2300/026 (2013.01); G09G 2360/18 (2013.01);
Abstract
A graphical display includes multiple networked modules for controlling different group of pixels in the graphical display. In one embodiment, each module includes a network interface for receiving data and control signals, LED drivers for the pixels in the portion of the graphical display, and a control circuit that controls the currents in the LEDs in accordance with the control and data signals received. Memory modules may be provided to store data and programs for the control circuit. The network interfaces of the modules may comply with an industry standard computer network protocol.