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User programmable integrated circuit interconnect architecture and test method

  • US 4,758,745 A
  • Filed: 09/19/1986
  • Issued: 07/19/1988
  • Est. Priority Date: 09/19/1986
  • Status: Expired due to Term
First Claim
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1. In an integrated circuit, an electrically programmable interconnect architecture, comprising:

  • a plurality of modules placed in an array, the modules having connection nodes,a plurality of sets of wiring channels, at least some of said sets of wiring channels having at least one wiring channel comprising at least two wiring segments and wherein at least one of said wiring segments is connected to at least one of said connection nodes,a plurality of two-terminal, normally-open, electrically-programmable elements, each of said elements located between selected ones of said wiring segments comprising one of said channels, said programmable elements being characterized by a high impedance before programming and being selectively programmable by the user in order to create a permanent bidirectional low impedance electrical connection between wire segments.

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