Wearable Device Object Identification for Visually Impaired Users
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Solution Overview
Problem
Visually impaired individuals face difficulties interacting with their surroundings due to impaired object differentiation and distance assessment, which hinders their ability to perform daily tasks effectively, especially in dynamic environments.
Innovation Solution
A wearable device equipped with sensors and actuators that utilize natural language processing (NLP) and artificial intelligence (AI) to identify user objectives and guide the user through voice commands and wearable actuators, enabling them to achieve desired actions, such as picking up objects or avoiding collisions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a wearable device with sensors and actuators is used to assist visually impaired users, then the user's ability to identify objects and navigate is improved, but the device complexity increases
Solution Approach 1:
The wearable device integrates multiple functions including object identification through sensors, voice command processing through NLP, guidance delivery through actuators and speakers, and navigation assistance, all within a single multi-functional platform that serves visually impaired users comprehensively
Solution Approach 2:
The system introduces AI and NLP components as intermediaries between the user's voice commands and the wearable device's actions, enabling natural language processing that translates user intent into appropriate device responses without requiring complex direct control interfaces
2Ease of operation
If natural language processing and AI are integrated into the wearable device, then the user's ability to communicate objectives and receive guidance is improved, but the processing time and computational requirements increase
Solution Approach 1:
The system performs preliminary processing of voice commands and sensor data continuously, preparing responses in advance so that when the user speaks or when navigation decisions are needed, the processing is already complete or near-complete, minimizing perceived delay
Solution Approach 2:
The wearable device maintains continuous operation of sensors and AI processing algorithms, keeping the system in a ready state that continuously monitors the environment and user needs, eliminating idle time and ensuring immediate response capability
3Productivity
If the wearable device provides detailed guidance through actuators and voice commands, then the user's ability to perform tasks is improved, but the energy consumption increases
Solution Approach 1:
The wearable device employs periodic updates of guidance information and sensor scanning rather than continuous high-power operation, activating actuators and speakers only when necessary to provide guidance, thereby reducing overall energy consumption while maintaining task completion efficiency
Solution Approach 2:
The system uses the user's own voice commands as the primary interface, eliminating the need for complex physical controls or additional input devices, and leverages the existing sensor suite to perform environmental assessment without requiring external assistance or additional power-intensive components
Data Source
AI summary
A wearable device determines an objective based on analyzing a voice of a user, where the wearable device comprises one or more wearable sensors and one or more wearable actuators. The wearable device identifies objects by the one or more wearable sensors. The wearable device determines an action based on the objective and the identified objects and guides the user to achieve and objective by the one or more wearable actuators.