Optical module signal distortion suppression method and device, electronic equipment and storage medium

By extracting and pre-compensating the optical module signal, and combining dense gated cyclic network and hybrid network processing, the signal distortion problem of optical modules in high-speed transmission is solved, achieving high signal-to-noise ratio and low bit error rate, meeting the requirements of high-capacity and low-latency optical communication.

CN121261791BActive Publication Date: 2026-07-21SHENZHEN HUACHEN CHUANGXIANG TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN HUACHEN CHUANGXIANG TECH CO LTD
Filing Date
2025-10-20
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Optical modules suffer from severe signal distortion during high-speed transmission, resulting in a high noise ratio and a high bit error rate, which cannot meet the requirements of high-capacity, low-latency optical communication.

Method used

By extracting features from the original signal transmitted by the optical module, pre-compensation and nonlinear distortion compensation are performed using dense gated recurrent networks and hybrid networks, including the fusion processing of time-domain, frequency-domain and physical parameter features, parallel processing of the optical fiber transmission link, and the suppression of signal distortion by combining convolutional neural networks and long short-term memory networks.

Benefits of technology

It effectively suppresses signal distortion during optical module transmission, maintains a high signal-to-noise ratio and a low bit error rate, and meets the requirements of high-capacity, low-latency optical communication.

✦ Generated by Eureka AI based on patent content.

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Abstract

Embodiments of the present application disclose a kind of optical module signal distortion suppression method, device, electronic equipment and storage medium, method includes the original signal of optical module transmission is carried out feature extraction, obtain multidimensional feature;Through the dense gate recurrent network of pre-construction, multidimensional feature is handled, and pre-compensation signal is obtained, and the modulator or laser of optical module is driven through pre-compensation signal, and pre-distorted optical signal is obtained;After pre-distorted optical signal is transmitted to receiving end by optical fiber, the transmission link of optical fiber is divided into multiple segments, the signal of each segment is processed in parallel to obtain perturbation correction term, and the signal of receiving end is compensated by perturbation correction term Nonlinear distortion is compensated, and the signal after compensation is obtained;Through the hybrid network of pre-training deployed in receiving end, the signal after compensation is converted into frequency domain spectrogram, and the frequency domain spectrogram is input into the hybrid network of pre-training, to suppress the distortion in the transmission process of optical module.
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