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Method for cross-connecting optical signals at high speed

  • US 6,842,553 B2
  • Filed: 04/17/2001
  • Issued: 01/11/2005
  • Est. Priority Date: 04/17/2001
  • Status: Expired due to Fees
First Claim
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1. A method for operating an optical crossbar switch having a plurality of selectable reflective optical switching elements, said method comprising:

  • focusing a selected input light beam on a first selected reflective optical switching element, the first selected reflective optical switching element directing the selected input light beam to a first output;

    selecting a second reflective optical switching element; and

    , varying a focus of said selected input light beam to focus said selected input light beam on said second selected reflective optical switching element, the second selected reflective optical element directing the selected input light beam to a second output.

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