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System and method for driving LCD displays

  • US 6,618,327 B2
  • Filed: 05/01/2001
  • Issued: 09/09/2003
  • Est. Priority Date: 05/01/2001
  • Status: Expired due to Fees
First Claim
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1. A system for driving a liquid crystal display (LCD) having at least one segment, said system comprising:

  • an LCD driver connected to a segment of the LCD;

    a processor connected to said driver;

    said processor being selectively configured into any of at least two multiplexing modes, the at least two multiplexing modes producing at least three voltage levels for driving the at least one segment of the LCD; and

    a selector means connected to said processor, wherein the selector means initiates at least one of the following patterns in selecting the multiplexing mode;

    fixed, ramped, predetermined, random, and pseudo-random.

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