Seeking and tracking control for locking to transmision peak for a tunable laser

Seeking and tracking control for locking to transmision peak for a tunable laser

  • CN 1,849,733 A
  • Filed: 09/03/2004
  • Published: 10/18/2006
  • Est. Priority Date: 09/10/2003
  • Status: Active Application
First Claim
Patent Images

1. tunable laser comprises:

  • Actuator, the tuned cell of driving tunable laser;

    Many bandwidth mode controller comprises high bandwidth mode and lower bandwidth pattern,Described controller drives described actuator at first in described high bandwidth mode, be transformed into described lower bandwidth pattern when the error signal related with target frequency is in the threshold range.

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