100Gbps PM-QPSK Modulator, Fujitsu FTM7977HQA

100Gbps PM-QPSK Modulator, Fujitsu FTM7977HQA, Lithium Niobate DP-IQ Modulator

This optical modulator is a Ti:LiNbO3 DP-QPSK Single-Drive Mach-Zehnder modulator with modulation speed of up to 31.4Gbaud. This modulator comprises 3dB coupler, two QPSK modulators, polarization rotator followed by the polarization beam combiner and the built-in monitor PD chips for automatic bias control (ABC) for the compensation system of DC-drift and other phenomena.

Features

• Low Drive Voltage, RF VπVoltage 3.5V@32GBaud, Typ.

• 128Gbps (32GBaud) Mach-Zehnder Modulator for DP-QPSK Transmission Format

• Separated DC Bias Port for Each Mach-Zehnder Interferometer

• Dual QPSK modulators and Polarization Beam Combiner are Integrated in One Package

• Integrated Monitor Photodiode for Auto Bias Control

• Low Insertion Loss, ≤12dB Typ.

• Applications – DP-QPSK 128Gps Optical Transmission System