Variable dispersion compensation equipment, optical transmission system using it and method of setting dispersion compensation quantity

Variable dispersion compensation equipment, optical transmission system using it and method of setting dispersion compensation quantity

  • CN 1,790,072 A
  • Filed: 07/19/2005
  • Published: 06/21/2006
  • Est. Priority Date: 12/17/2004
  • Status: Active Application
First Claim
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1. a variable dispersion compensation system is characterized in that,By possessing M input terminal and M lead-out terminal and can be with any one photoswitch that is connected with described input terminal arbitrarily in the described lead-out terminal, N the input part that is connected with described input terminal, N the efferent that is connected with described lead-out terminal, constituting smaller or equal to (M-N) individual dispersion compensation module and the controller that carries out the switching controls of described photoswitch of between a described lead-out terminal and described input terminal, being provided with more than or equal to 2;

  • Make the light signal that is input to a described input part by after at least one described dispersion compensation module, from a described efferent output.

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