Wearable Login Device Authentication via Unique Key Linking

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Solution Overview

Problem

Current login systems for restricted access environments face challenges in providing both security and convenience, as they often rely on weak password security, biometric vulnerabilities, and the risk of stolen login information, which can be compromised by sophisticated hackers.

Innovation Solution

A login method using a wearable login device that links with the restricted access environment via a unique key, allowing active user input signals, such as rhythmic tapping, to authenticate access, providing enhanced security through a combination of key storage and communication elements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If complex passwords are required periodically, then security is improved, but user convenience deteriorates and password forgetfulness increases

Engineering Contradiction:
ImprovesecurityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical/password-based authentication systems with a biometric recognition system that uses physiological or behavioral characteristics (such as fingerprints, facial recognition, or voice patterns) to authenticate users. This substitution eliminates the need for users to remember complex passwords while maintaining high security levels, as biometric data is inherently difficult to replicate or steal.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If biometric data is used for login, then convenience is improved, but security deteriorates due to vulnerability to sophisticated hackers

Engineering Contradiction:
Improveuser convenienceVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent segments the authentication process into multiple independent stages: biometric data collection, feature extraction, template matching, and authentication decision-making. By dividing the system into these separate functional modules, the patent can apply different security measures at each stage (such as encrypting biometric templates, using multiple biometric modalities, or requiring additional verification steps) to mitigate the vulnerability to hacking while maintaining user convenience.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If login information is stored centrally, then ease of access is improved, but security deteriorates due to risk of theft and extended unauthorized use

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

Solution Approach 1:

The patent extracts and removes the central storage of sensitive login information by implementing a distributed authentication architecture where biometric templates are stored locally on user devices or in secure enclaves rather than centralized databases. This extraction of central storage eliminates the single point of failure and reduces the risk associated with centralized data breaches, while users can still access their accounts conveniently through their personal devices.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10223516B2Login with linked wearable device
Publication Date: 2019.03.05 LENOVO (SINGAPORE) PTE LTD
  • US10223516B2 patent drawing
  • US10223516B2 patent drawing

AI summary

Disclosed is a login method for controlling user access into a restricted access environment requiring a login device, which may be a wearable device, to effectuate a login process.