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Customizable and programmable cell array

  • US 6,985,012 B2
  • Filed: 08/27/2004
  • Issued: 01/10/2006
  • Est. Priority Date: 03/10/2000
  • Status: Expired due to Term
First Claim
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1. A logic array comprising:

  • an array of logic cells having a multiplicity of inputs and a multiplicity of outputs;

    wherein each of at least some of said logic cells comprises at least one look-up table; and

    customized interconnections providing permanent direct interconnections among at least a plurality of said multiplicity of inputs and at least a plurality of said multiplicity of outputs;

    wherein said customized interconnections comprise at least two customized metal layers overlying said logic cells,wherein each of said logic cells also comprises at least one multiplexer, and wherein at least some of said multiplexers are configured to perform a logic operation by said customized interconnections.

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