Optical switch and protocols for use therewith

  • US 6,529,301 B1
  • Filed: 07/29/1999
  • Issued: 03/04/2003
  • Est. Priority Date: 07/29/1999
  • Status: Expired due to Term
First Claim
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1. A switching node, comprising:

  • an optical switch fabric for switching optical signals arriving on a plurality of input optical fiber segments over to a plurality of output optical fiber segments in accordance with mapping instructions;

    wavelength conversion means connected to the optical switch fabric, for modifying the wavelengths occupied by incoming or switched optical signals in accordance with conversion commands; and

    a control unit connected to the optical switch fabric and to the wavelength conversion means, for exchanging control information with other switching nodes using a network layer protocol and generating said mapping instructions and said conversion commands based on said control information.

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