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Related Experiment Video

Updated: Jan 23, 2026

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Fiber Optic Shape Sensing for Soft Robotics.

Kevin C Galloway¹, Yue Chen², Emily Templeton³

¹Department of Mechanical Engineering, Vanderbilt University, Nashville, Tennessee.

|June 27, 2019

Summary

This summary is machine-generated.

This study integrates fiber optic shape sensors into soft actuators, enabling precise shape sensing for advanced robotic functions like environmental mapping and collision detection.

Keywords:

fiber optic shape sensor soft actuator soft robotics soft sensor

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Last Updated: Jan 23, 2026

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Area of Science:

Robotics
Materials Science
Sensor Technology

Background:

Soft robotic systems lack high-resolution shape sensing capabilities.
This limits sophisticated functions like environmental mapping and collision detection.

Purpose of the Study:

To explore the integration of fiber optic shape sensors (FOSS) into soft actuators.
To demonstrate a monolithic, multicore FOSS within a fiber-reinforced soft actuator.

Main Methods:

Developed a monolithic, multicore fiber optic shape sensor.
Integrated the FOSS into a fiber-reinforced soft actuator structure.
Conducted pilot studies for sensorized soft actuator performance evaluation.

Main Results:

Achieved submillimeter position feedback for soft actuators.
Demonstrated detection of actuator shape and environmental shapes.
Enabled identification of collision locations and material stiffness properties.

Conclusions:

The integrated FOSS provides crucial high-resolution shape information for soft actuators.
This technology advances capabilities in environmental interaction and control for soft robotics.