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Frequency comb source with large comb spacing

  • US 8,571,075 B2
  • Filed: 11/29/2010
  • Issued: 10/29/2013
  • Est. Priority Date: 11/29/2010
  • Status: Active Grant
First Claim
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1. A mode locked waveguide laser system, comprising:

  • a mode locked waveguide laser comprising a laser cavity having a waveguide;

    an intra-cavity beam emitted from said waveguide;

    a dispersion control unit (DCU) disposed in said cavity and in an optical path of said intra-cavity beam, wherein said laser cavity is configured in such a way that said intra-cavity beam is redirected to said waveguide after traversing at least said DCU,wherein said DCU imparts;

    with a single angular dispersion inducing optical element, group-velocity dispersion (GVD) to said intra-cavity beam during propagation in said cavity, and a spatial chirp to said redirected beam, wherein said DCU is capable of producing net GVD in a range from a positive value to a negative value.

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