Electronic‐photonic board as an integration platform for Tb/s multi‐chip optical communication

Abstract Chip‐on‐board silicon photonics O‐band wavelength‐division multiplexing transceivers have been developed that will eventually enable high‐throughput on‐board optical communication for multi‐socket on‐board communication. This direct, any‐to‐any configuration yields low‐latency, low‐power op...

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Bibliographic Details
Main Authors: Tobias Lamprecht, Felix Betschon, Johan Bauwelinck, Joris Van Kerrebrouck, Joris Lambrecht, Holger Gaul, Alexander Eichler, Xin Yin
Format: Article
Language:English
Published: Wiley 2021-04-01
Series:IET Optoelectronics
Subjects:
Online Access:https://doi.org/10.1049/ote2.12017
Description
Summary:Abstract Chip‐on‐board silicon photonics O‐band wavelength‐division multiplexing transceivers have been developed that will eventually enable high‐throughput on‐board optical communication for multi‐socket on‐board communication. This direct, any‐to‐any configuration yields low‐latency, low‐power optical communication among multiple compute nodes on the board. Silicon photonic transceiver chips are flip‐chipped on a polymer waveguide containing an electro‐optical circuit board using adiabatic coupling and then completed with driver and amplifier electronic chips. A transceiver assembly based on wire‐bond technology verifies 50 Gb/s operation per channel, and the flip‐chip version demonstrates the chip on‐board assembly techniques for compact on‐board transceivers.
ISSN:1751-8768
1751-8776