Circuit Implementation of Pilot-Based Dynamic MIMO Equalization for Coupled-Core Fibers

Erik Börjeson,Ekaterina Deriushkina,Mikael Mazur,Magnus Karlsson,Per Larsson-Edefors

2024 Optical Fiber Communications Conference and Exhibition (OFC)（2024）

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摘要

We explore ASIC implementation for pilot-based MIMO equalizers for coupled-core transmission, considering chip area scaling trends and performance impact of time-dependent drift. For a system with 28-GBd subcarriers, an equalizer for 8 × 8 is 5.3 times larger than for 2 × 2.

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关键词

Step Size,Gaussian Noise,Input Signal,Additive Noise,Spatial Dimensions,Channel Model,Bit Error Rate,Word Length,Digital Signal Processing,Single-mode Fiber,Finite Impulse Response Filter,Multimode Fiber,Least Mean Square,Pipelining,Symbol Rate,Pilot Symbols,Circuit Area,Input Symbols

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