Photonic chip enables faster and more energy-efficient artificial intelligence programs

https://phys.org/news/2023-06-photonic-chip-enables-faster-energy-efficient.html

"cheap single laser to generate hundreds of distinct wavelengths of light that can simultaneously transfer independent streams of data... minimal interference with neighboring channels... increased computing power orders magnitude... 16 Gb p/s per per wavelength, 32 distinct wavelengths... total single-fiber bandwidth 512 Gb/s, 1 bit error out of trillion transmitted bits... 4mm x 1mm, chip received optical converted into an electrical measured 3mm x 1mm... >100 wavelength channels"