Exercise Form Feedback Using Avatar and Virtual Shadow Overlap

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Solution Overview

Problem

Individuals often lack motivation to maintain regular exercise programs, particularly those involving repetitive motions, and existing athletic activity services fail to cater to diverse interests, leading to decreased engagement.

Innovation Solution

A system and method that uses sensors and image-capturing devices to monitor user movements, providing feedback through virtual shadows and avatars to enhance exercise form and engagement, including virtual competitions and feedback scores based on overlap with a virtual shadow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional exercise programs are used, then physical fitness can be improved, but user motivation and engagement decrease due to repetitive motions and lack of personalization

Engineering Contradiction:
Improveexercise effectivenessVSAvoiduser engagement
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system implements real-time feedback mechanisms through virtual shadows that mirror user movements, providing immediate visual confirmation of proper exercise form. This continuous feedback loop maintains user motivation by showing progress and correctness, directly addressing the engagement problem while preserving exercise effectiveness

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent creates virtual copies (shadows) of user movements that can be manipulated and displayed in various ways. These digital twins allow for personalized exercise programs, repetitive motion variation, and adaptive difficulty levels, solving both the engagement and personalization issues while maintaining fitness benefits

Inventive Principle:
Principle #26Copying

2Reliability

If exercise is treated as separate from enjoyable activities, then physical training can be focused, but motivation is reduced

Engineering Contradiction:
Improvetraining focusVSAvoiduser motivation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system merges exercise training with gamified virtual experiences by combining real-world physical movements with immersive digital environments. Users perform exercises while their virtual shadows participate in engaging scenarios, effectively merging fitness with entertainment to maintain both focus and motivation

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent adds a virtual dimension to physical exercise by projecting digital shadows and creating augmented reality experiences. This dimensional enhancement transforms mundane repetitive motions into visually stimulating activities, maintaining training effectiveness while dramatically improving motivation and enjoyment

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Measurement precision

If athletic activity services focus on particular activities, then specialization is achieved, but diverse user interests are ignored

Engineering Contradiction:
Improveactivity specializationVSAvoidinterest coverage
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The system creates a universal platform that can track and provide feedback for multiple types of physical activities through a single unified interface. The virtual shadow technology adapts to various exercise forms (aerobic, strength, flexibility), allowing the service to cater to diverse user interests while maintaining specialized feedback for each activity type

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260038665A1Method and System for Automated Personal Training
Publication Date: 2026.02.05 NIKE INC
  • US20260038665A1 patent drawing
  • US20260038665A1 patent drawing
  • US20260038665A1 patent drawing

AI summary

Example embodiments may relate to a system, method, apparatus, and computer readable media configured for monitoring a user performing an exercise and generating a avatar of the user and a virtual shadow, wherein the virtual shadow illustrates proper form of the exercise. The example embodiments may further be configured for determining an amount of overlap between the virtual avatar and the virtual shadow, and generating a feedback score based on the amount of overlap.