Multi-Biometric Device Enabling for Secure Smart Access

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Solution Overview

Problem

Current device enabling solutions for smart devices rely on single biometric methods like voice recognition, which can be easily compromised, leading to poor security.

Innovation Solution

Implement a device enabling method that uses at least two types of biometric feature information, such as ear canal, auricle, vibration, voiceprint, facial, fingerprint, and iris features, for identity authentication, with optional weighted calculations to enhance security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If single biometric method (voice recognition) is used for device enabling, then ease of operation is improved, but security is worsened

Engineering Contradiction:
Improveease of operationVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent combines multiple biometric authentication methods (voiceprint, facial recognition, fingerprint, iris) into a unified authentication system. The device can perform multi-modal biometric verification where different biometric types are integrated to work together, ensuring that both ease of operation and security are maintained through the synergistic effect of multiple authentication mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent employs a composite authentication approach by integrating multiple types of biometric features (voice, face, fingerprint, iris) into a unified authentication framework. This composite method leverages the strengths of different biometric modalities to achieve higher security while maintaining user convenience, analogous to using composite materials to combine properties of different substances.

Inventive Principle:
Principle #40Composite materials

2Reliability

If multiple biometric methods are used for device enabling, then security is improved, but device complexity is worsened

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a universal authentication module that can handle multiple biometric types (voiceprint, facial, fingerprint, iris) through a single integrated system. This multi-functional design allows the device to perform various biometric authentication methods using one unified interface, reducing the apparent complexity for users while maintaining high security through diverse biometric verification options.

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

Solution Approach 2:

The authentication system dynamically adapts by allowing flexible configuration of which biometric methods to use and how many are required for successful authentication. The system can adjust its complexity level based on security requirements and user preferences, making the multi-biometric system adaptable rather than rigidly complex.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12536261B2Device enabling method and apparatus, and storage medium
Publication Date: 2026.01.27 HUAWEI TECH CO LTD
  • US12536261B2 patent drawing
  • US12536261B2 patent drawing
  • US12536261B2 patent drawing

AI summary

A device enabling method and apparatus, and a storage medium relate to: collecting at least two types of biometric feature information of a user; performing identity authentication on the user based on the at least two types of biometric feature information; and if identity authentication succeeds, enabling at least one of a wearable device and a smart device, where the wearable device is communicatively connected to the smart device. This disclosure helps ensure information security of a device.