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Acousto-optic modulators for modulating light signals

  • US 20080225376A1
  • Filed: 07/26/2007
  • Published: 09/18/2008
  • Est. Priority Date: 09/22/2003
  • Status: Active Grant
First Claim
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1. A modulator for modulating a light signal, comprising:

  • a rolled optical fiber cable having a preset tensile stress along a longitudinal axis thereof;

    a coating layer applied to the rolled optical cable; and

    at least one piezo acoustic transducer secured to the coating layer and operative to generate a sound wave that modulates a frequency of a light signal passing through the rolled optical fiber cable.

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