Method and apparatus for processing optical signals with supergratings

Method and apparatus for processing optical signals with supergratings

  • CN 1,547,677 B
  • Filed: 07/03/2002
  • Issued: 05/23/2012
  • Est. Priority Date: 07/03/2001
  • Status: Active Grant
First Claim
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1. optics that comprises at least one programmable optics ultraphotic grid;

  • Wherein at least one optics ultraphotic grid comprises the index distribution of a quantification;

    Wherein the index distribution of this quantification is suitable for having a plurality of refractive indexes of limited number, and said a plurality of refractive indexes are preserved Fourier'"'"'s information at least one band.

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