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Related Experiment Video

Updated: Jul 7, 2026

Quasi-light Storage for Optical Data Packets

Quasi-light Storage for Optical Data Packets

Published on: February 6, 2014

Optical slip ring for off-axis high-bit-rate data transmission.

T Helzel¹, G Martens

¹Philips GmbH Forschungslaboratorium Hamburg, Postfach 54 08 40, D-2000 Hamburg 54, Federal Republic of Germany.

|March 1, 1986

Summary

A novel optical slip ring enables high-speed data transmission in rotating devices. This technology uses a grazing incidence multiple reflection technique for reliable light guiding and pulse delay compensation.

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Area of Science:

Optical Engineering
Data Transmission Systems
Mechanical Engineering

Background:

Continuous rotation in devices necessitates data transfer between fixed and rotating components.
Traditional slip rings face limitations in bandwidth and reliability for high-speed data.

Purpose of the Study:

To develop and characterize an optical slip ring for high-bandwidth data transmission.
To address challenges in guiding light and compensating for signal delays in rotating systems.

Main Methods:

Design and fabrication of a 0.9-m diameter off-axis optical slip ring.
Implementation of a grazing incidence multiple reflection technique for light guiding.
Development of a compensation arrangement for pulse delay time effects.

Main Results:

Successful demonstration of 140-Mbit/s data transmission.
Characterization of optical properties for the slip ring design.
Validation of the pulse delay compensation mechanism.

Conclusions:

The developed optical slip ring effectively supports high-speed data transmission in continuously rotating devices.
The grazing incidence technique and delay compensation are crucial for reliable optical data links.
This technology offers a viable solution for data transfer in demanding rotating applications.