Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shusaku Hayashi0
Koichi Akiyama0
Satoshi Nishikawa0
Date of Patent
June 18, 2024
0Patent Application Number
172835430
Date Filed
December 5, 2019
0Patent Citations
...
Patent Primary Examiner
Patent abstract
An optical transmission apparatus includes a first multilevel optical phase modulator and a first semiconductor optical amplifier. The first semiconductor optical amplifier includes a first active region having a first multiple quantum well structure. Assuming that a first number of layers of a plurality of first well layers is defined as n
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