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Fujitsu Opitical Components Limited
| Fujitsu Opitical Components Limited Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100303470 | OPTICAL TRANSMITTER - An optical transmitter includes an optical modulator including a phase modulator, and a delay interferometer to delay and interfere a part of an optical output of the optical modulator, and a controller to control an amplitude of a driving DPSK modulation signal to be supplied to the optical modulator based on a result derived from a level of an output signal of the delay interferometer. | 12-02-2010 |