Smart Mirror Facial Recognition for Multi-User Personalization

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Solution Overview

Problem

Smart mirrors struggle to determine what information to display when multiple users are present, as different users may have different information preferences.

Innovation Solution

A smart mirror system that performs facial recognition to identify individual users and tailors operations based on their profiles, including personalized settings, information display, and interactive features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If facial recognition is implemented to identify users, then user personalization is improved, but device complexity increases

Engineering Contradiction:
Improveuser personalizationVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A camera is introduced as an intermediary device to capture facial images, and a processor acts as an intermediary to perform facial recognition and identify users. This mediator approach enables user personalization without requiring complex integrated hardware, resolving the contradiction between adaptability and device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple users are supported with personalized settings, then adaptability is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvemulti-user supportVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system automatically identifies users through facial recognition and applies personalized settings without requiring manual user input or configuration. This self-service mechanism improves ease of operation by eliminating the need for users to manually select profiles or configure preferences, while still supporting multiple users with personalized content.

Inventive Principle:
Principle #25Self-service

3Measurement precision

If distance-based zoom function is added, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improvedistance measurementVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The camera serves as an intermediary to capture images at different distances, and the processor analyzes these images to determine user distance and automatically adjust camera zoom. This mediator approach enables precise distance measurement without requiring complex dedicated distance sensing hardware, resolving the contradiction between measurement precision and device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12468498B2Computer program product for providing a distance-based zoom function in connection with a mirror
Publication Date: 2025.11.11 ZILKA RYLAND STEFAN
  • US12468498B2 patent drawing
  • US12468498B2 patent drawing
  • US12468498B2 patent drawing

AI summary

A smart mirror system is provided, comprising a mirror, a camera, and a processor in communication with the camera and the mirror. In use, an image of a face is received for performing facial recognition. Based on the facial recognition, at least one of a plurality of users of the mirror is identified, for tailoring operation of the mirror for the at least one user.