Industry Patents

Patent: 7126623

Serially Connected LED Lamps Control Device

(Click image for PDF of full patent)

 

Patent Number: 7126623 
Title: Serially Connected LED Lamps Control Device 
Abstract: The present invention discloses a serially connected LED lamps control circuit device, which is applicable for an integrated circuit and has the following three features: using a buffer circuit to increase the DATA and Clock lines to extend the distance between a plurality of serially connected devices, delaying half cycle of the timing of the DATA line to enhance overall system stability, and adding an internal latch signal generate circuit to simplify the requirements for external connections.  
Country of Issue: US 
First Named Inventor: Yen 
Assignee: Star-Reach 
Continuation or Divisional of:  
International Classification: H04N 1/407 
US Classification: 347/237 
Issue Date: 10-24-2006 
Filing Date: 12-15-2004 
Application : 11/011149 
Notes:  
Link to Text Only at USPTO: Text Only (Click on image above for full pdf) 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 7126623 at Google Patents 

 

1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.

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