Wearable Device Slope-Based Exercise Speed Adjustment

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Solution Overview

Problem

Existing walking assistance devices fail to account for ground inclination, leading to inefficiencies and safety risks during exercises such as outdoor walking or running, as they do not adjust exercise speed or intensity based on the terrain's slope, potentially causing exhaustion or accidents.

Innovation Solution

A wearable device and electronic system that determines ground inclination and adjusts target exercise speed and intensity accordingly, using sensors to measure motion and terrain data, and a processor to control motor torque for optimal exercise performance and safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the wearable device maintains a fixed target exercise speed regardless of ground inclination, then the device structure remains simple, but the exercise efficiency and safety deteriorate due to inability to adapt to terrain changes

Engineering Contradiction:
Improveadaptation to ground inclinationVSAvoidexercise parameter adjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The wearable device automatically detects ground inclination through sensors and adjusts exercise parameters without user intervention. The control unit autonomously processes sensor data and modifies motor output, allowing the device to serve itself in adapting to terrain changes.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors ground inclination via sensors and uses this feedback to dynamically adjust exercise parameters. The control unit receives real-time inclination data and modifies motor torque accordingly, creating a closed-loop control system that adapts to changing terrain conditions.

Inventive Principle:
Principle #23Feedback

2Productivity

If the wearable device increases exercise intensity to compensate for downward slopes, then exercise amount is maintained, but safety risks increase due to potential overexertion or loss of control

Engineering Contradiction:
Improveexercise amount achievementVSAvoidexercise safety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The wearable device dynamically adjusts exercise parameters based on real-time ground inclination detection. The system transitions from static fixed-speed operation to dynamic speed modulation, allowing optimal exercise intensity maintenance while adapting to terrain variations through continuous parameter adjustment.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the wearable device reduces exercise speed on upward slopes to maintain safety, then safety is improved, but exercise efficiency deteriorates due to insufficient exercise amount

Engineering Contradiction:
Improveexercise safetyVSAvoidexercise amount achievement
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system changes operational parameters (speed, torque, power) based on detected ground inclination. By adjusting motor output parameters in response to terrain slope, the device maintains safe operation while compensating for reduced exercise effectiveness through parameter optimization.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances exercise efficiency and safety by dynamically adjusting exercise parameters based on ground inclination, ensuring users achieve planned exercise amounts without excessive strain or safety hazards.

Implementation Method 1

determining ground inclination in a direction in which a wearable device worn by the user moves based on sensor data

Methodology Applied
Scientific EffectSensor detection:

Implementation Method 2

a driving module, including a motor, configured to generate torque

Methodology Applied
Scientific EffectElectromagnetic conversion:

Data Source

PatentEP4656255A1Exercise assistance method for assisting user's exercise on basis of slope of ground, and wearable device and electronic device for performing same
Publication Date: 2025.12.03 SAMSUNG ELECTRONICS CO LTD
  • EP4656255A1 patent drawingFigure 1
  • EP4656255A1 patent drawingFigure 2
  • EP4656255A1 patent drawingFigure 3

AI summary

Disclosed are an exercise assistance method for assisting exercise of a user on the basis of a slope of the ground, and a wearable device and an electronic device for performing same. The exercise assistance method may comprise operations of: on the basis of sensor data, determining a ground slope in a direction in which a wearable device worn by a user moves; on the basis of the ground slope, determining whether the ground in the direction in which the wearable device moves is a downhill slope or an uphill slope; when the ground is determined as a downhill slope or an uphill slope, on the basis of the ground slope, determining a target exercise speed for achieving a target exercise amount of an exercise program running in the wearable device; and adjusting at least one of a current target exercise speed set in the exercise program and a current exercise intensity set in the exercise program on the basis of the determined target exercise speed.