Thermo-optic Mach–Zehnder Interferometer Integrated with Si PN Diode Switch for Bipolar Optical Phase Control

Hanzhi Tang,Shuhei Ohno,Yuto Miyatake,Kasidit Toprasertpong,Shinichi Takagi,Mitsuru Takenaka

Thermo-optic Mach–Zehnder Interferometer Integrated with Si PN Diode Switch for Bipolar Optical Phase Control

2021

Hanzhi Tang
Shuhei Ohno
Yuto Miyatake
Kasidit Toprasertpong
Shinichi Takagi
Mitsuru Takenaka

We demonstrated the bipolar phase control in Mach–Zehnder interferometer by serial connection of TiN heaters and PN diodes. We achieved ±2π phase shift with single electrical signal, and pulse amplitude modulation for time-multiplexed control.

Keywords:

Pulse-amplitude modulation
Optical switch
Interferometry
Materials science
Optical computing
Modulation
Diode
Optoelectronics
Tin
Mach–Zehnder interferometer

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