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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 6, 2023
0Patent Application Number
168782110
Date Filed
May 19, 2020
0Patent Citations
Patent Primary Examiner
A hybrid optical amplifier is proposed that includes a preamplifier element formed of single-clad Ho-doped optical fiber and a power amplifier element formed of single-clad Tm-doped (or Tm—Ho co-doped) optical fiber. The preamplifier is used to impart gain to an input signal propagating at a wavelength λ
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