100Gb/s CWDM transmitter and receiver chips on a monolithic Si-photonics platform

We present fully integrated 100Gb/s CWDM transmitter and receiver chips, including uncooled lasers, 25Gb/s modulators and Ge PDs, wavelength multiplexer and de-multiplexer, all fabricated on a monolithic Si-photonics platform with low-cost wafer-scale manufacturing.