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US 2003/0113063 A1Published application
Method and apparatus for enhancing power saturation in semiconductor optical amplifiers
OwnerYet-Zen Liuinventor
Life of this patent
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Abstract
A method and apparatus for improving gain volume in semiconductor optical amplifiers is provided. A multi-mode interference coupler is used for expanding incoming optical signal. Thereafter, another multi-mode interference coupler combines the expanded optical signal.
Claims15
A semiconductor optical amplifier, comprising:
- a multi-mode interference (“MMI”) expander for expanding an incoming optical signal.
An apparatus for improving gain volume in semiconductor optical amplifiers, comprising:
- means for expanding an incoming optical signal.
A method for increasing gain volume in semiconductor optical amplifiers, comprising:
- expanding an incoming optical signal, wherein the incoming optical signal is expanded by multi-mode interference expander.
A system for a semiconductor optical amplifier, comprising:
- a multi-mode interference (“MMI”) expander for expanding an incoming optical signal.
Dependencies are inferred from the claim text.