46.5-GHz-bandwidth monolithic receiver OEIC consisting of a waveguide pin photodiode and a distributed amplifier

A monolithic receiver OEIC with a record bandwidth of 46.5 GHz is described. It consists of a waveguide p-i-n photodiode with a high responsivity of 0.5 A/W and a HEMT distributed amplifier. A fabricated OEIC operates at 40 Gbit/s with a clear eye opening.