×

LCD source driver feedback system and method

  • US 10,121,399 B2
  • Filed: 03/27/2014
  • Issued: 11/06/2018
  • Est. Priority Date: 03/27/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method for detecting a failure in an LCD source driver comprising the steps of:

  • providing at least one dummy channel in addition to the active channels on the source driver;

    driving the dummy channel and all of the active channels to be used, with original signals;

    receiving said dummy channel original signal at a microprocessor; and

    comparing said dummy channel original signal with at least one active channel original signal at the microprocessor.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×