High Bit Resolution, Wavelength-Insensitive Coherent Electro-Optic Digital-to-Analog Converters Based on Circuit Topology
Shota Kita, Guangwei Cong, Kengo Nozaki, Yuriko Maegami, Morifumi Ohno, Noritsugu Yamamoto, Koji Yamada, Akihiko Shinya, Masaya Notomi · Conference on Lasers and Electro-Optics · 2021
An electro-optic digital-to-analog converter consisting of Si cascaded Y branches presented wavelength-insensitive 4-bit-converted analog intensity with an identical input voltage of < 50 mV. The same configuration demonstrated up to 8-bit operation.