http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2000224109-A
Outgoing Links
Predicate | Object |
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assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5547f741b25666fc4ae5195cf71a979b |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H04B10-2507 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B6-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H04B10-2525 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B6-293 |
filingDate | 1999-01-29^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0313350759615dc72e34d3f40fb927a1 |
publicationDate | 2000-08-11^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | JP-2000224109-A |
titleOfInvention | Dispersion compensating optical circuit |
abstract | (57) [Problem] To provide a dispersion compensating element having an element size of about cm or less, a small insertion loss, and a wide compensation band. SOLUTION: This dispersion compensating optical circuit has a function of strongly refracting incident light strongly depending on a wavelength, and is formed and arranged symmetrically on a substrate 13 in a photonic crystal 1. 1 and a photonic crystal 12. The substrate is It is made of high-resistance silicon having a low impurity concentration to avoid the influence of free carrier absorption. Photonic crystals are In this structure, cylinders of silicon having a diameter of 0.3 μm are periodically arranged in a triangular lattice at a pitch of 0.6 μm in silicon oxide. The incident light 14 is bent upward by the photonic crystal 11 as the wavelength of the light becomes shorter, and is returned downward by the photonic crystal 12 at the same angle again. Is output as |
isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7123804-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-100430995-B1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6735354-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6707597-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6813399-B2 |
priorityDate | 1999-01-29^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
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