Synchronous Biometric Authentication Using Multi-Feature Capture

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Solution Overview

Problem

Current biometric authentication methods face security challenges due to the limitations of using single biometric information, which can lead to reduced accuracy and user experience issues, particularly in practical applications.

Innovation Solution

An information processing method and electronic device that acquire and combine first and second biometric information using a synchronous acquisition process, allowing for improved authentication accuracy by capturing multiple biometric characteristics simultaneously with a single image acquisition, thereby simplifying the user experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If single biometric information is used for authentication, then the device complexity is reduced, but the authentication accuracy and reliability deteriorate

Engineering Contradiction:
Improveauthentication accuracyVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple biometric information types (e.g., fingerprint, vein pattern, facial features) into a unified authentication system. The image acquisition device captures multiple biometric characteristics simultaneously, and the authentication module processes them together to improve overall authentication accuracy while maintaining user convenience.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The authentication device is designed to support multiple biometric authentication methods within a single device. The image acquisition module can capture different types of biometric information (fingerprint, vein pattern, facial features) using the same hardware platform, making the device multi-functional without significantly increasing complexity.

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

2Measurement precision

If multiple biometric information are acquired separately, then the authentication accuracy is improved, but the user experience and operation ease deteriorate

Engineering Contradiction:
Improveauthentication accuracyVSAvoiduser experience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent merges multiple biometric acquisition processes into a single synchronous operation. The image acquisition device captures multiple biometric characteristics (fingerprint, vein pattern, facial features) at the same time, so users only need to perform one authentication action instead of multiple separate actions, greatly improving user experience.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system performs preliminary setup to configure multiple biometric templates in advance. During actual authentication, the system automatically selects and processes the pre-configured biometric types without requiring user intervention, making the authentication process smooth and convenient for users.

Inventive Principle:
Principle #10Preliminary action

3Loss of information

If multiple image acquisitions are performed sequentially, then comprehensive biometric information is obtained, but the authentication time and productivity are reduced

Engineering Contradiction:
Improvebiometric information completenessVSAvoidauthentication speed
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

The patent merges multiple image acquisition operations into a single synchronous capture process. The image acquisition device is configured to capture multiple biometric characteristics simultaneously in one shot, eliminating the need for sequential acquisitions and significantly reducing authentication time while maintaining complete biometric information.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system uses periodic triggering mechanisms to initiate synchronized acquisition of multiple biometric types. When authentication is required, a single trigger signal initiates simultaneous capture of all configured biometric information, ensuring both completeness and speed.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS11182631B2Information processing method and electronic device
Publication Date: 2021.11.23 LENOVO (BEIJING) LTD
  • US11182631B2 patent drawing
  • US11182631B2 patent drawing
  • US11182631B2 patent drawing

AI summary

An information processing method and an electronic device are provided. The method includes: acquiring first biometric information and second biometric information of a predetermined object located in a target area by an image acquisition using a synchronous acquisition process; and performing a biometric authentication on the predetermined object by combining the first biometric information and the second biometric information.