Unlike erbium-doped fiber amplifiers (EDFAs), which boost wavelengths in the 1530-1610 nm range, a Raman amplifier can increase the signal strength of any wavelength by pumping at 13THz more than ...

Smarter, Faster, and More Efficient Signal Boosting A new optical amplifier is changing the game. Unlike conventional ...

Scientists at EPFL and IBM Research have developed a compact optical amplifier based on a photonic chip that vastly ...