Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton

The development of an assistive robot to assist human beings in walking normally is a difficult task. One of the main challenges lies in understanding the intention to walk, as an initial phase before walking commences. In this work, we classify the human gait cycle based on data from an inertial mo...

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Main Authors: Riska Analia, Jan Hong, Joshua Mangkey, null Susanto, Daniel Pamungkas, Hendawan Soebhakti, Abdullah Sani
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Journal of Robotics
Online Access:http://dx.doi.org/10.1155/2021/5561600
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author Riska Analia
Jan Hong
Joshua Mangkey
null Susanto
Daniel Pamungkas
Hendawan Soebhakti
Abdullah Sani
author_facet Riska Analia
Jan Hong
Joshua Mangkey
null Susanto
Daniel Pamungkas
Hendawan Soebhakti
Abdullah Sani
author_sort Riska Analia
collection DOAJ
description The development of an assistive robot to assist human beings in walking normally is a difficult task. One of the main challenges lies in understanding the intention to walk, as an initial phase before walking commences. In this work, we classify the human gait cycle based on data from an inertial moment unit sensor and information on the angle of the hip joint and use the results as initial signals to produce a suitable assistive torque for a lower limb exoskeleton. A neural network module is used as a prediction module to identify the intention to walk based on the gait cycle. A decision tree method is implemented in our system to generate the assistive torque, and a prediction of the human gait cycle is used as a reference signal. Real-time experiments are carried out to verify the performance of the proposed method, which can differentiate between various types of walking. The results show that the proposed method is able to predict the intention to walk as an initial phase and is also able to provide an assistive torque based on the information predicted for this phase.
format Article
id doaj-art-7966f7a2840a4e9bb50c8637406397af
institution Kabale University
issn 1687-9619
language English
publishDate 2021-01-01
publisher Wiley
record_format Article
series Journal of Robotics
spelling doaj-art-7966f7a2840a4e9bb50c8637406397af2025-02-03T01:26:54ZengWileyJournal of Robotics1687-96192021-01-01202110.1155/2021/5561600Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint ExoskeletonRiska Analia0Jan Hong1Joshua Mangkey2null Susanto3Daniel Pamungkas4Hendawan Soebhakti5Abdullah Sani6Department of Electrical EngineeringDepartment of Electrical EngineeringDepartment of Electrical EngineeringDepartment of Electrical EngineeringDepartment of Electrical EngineeringDepartment of Electrical EngineeringDepartment of Electrical EngineeringThe development of an assistive robot to assist human beings in walking normally is a difficult task. One of the main challenges lies in understanding the intention to walk, as an initial phase before walking commences. In this work, we classify the human gait cycle based on data from an inertial moment unit sensor and information on the angle of the hip joint and use the results as initial signals to produce a suitable assistive torque for a lower limb exoskeleton. A neural network module is used as a prediction module to identify the intention to walk based on the gait cycle. A decision tree method is implemented in our system to generate the assistive torque, and a prediction of the human gait cycle is used as a reference signal. Real-time experiments are carried out to verify the performance of the proposed method, which can differentiate between various types of walking. The results show that the proposed method is able to predict the intention to walk as an initial phase and is also able to provide an assistive torque based on the information predicted for this phase.http://dx.doi.org/10.1155/2021/5561600
spellingShingle Riska Analia
Jan Hong
Joshua Mangkey
null Susanto
Daniel Pamungkas
Hendawan Soebhakti
Abdullah Sani
Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
Journal of Robotics
title Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
title_full Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
title_fullStr Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
title_full_unstemmed Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
title_short Use of the Human Walking Gait Cycle for Assistive Torque Generation for the Hip Joint Exoskeleton
title_sort use of the human walking gait cycle for assistive torque generation for the hip joint exoskeleton
url http://dx.doi.org/10.1155/2021/5561600
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