Wearable Security Verification via Wearing and Pairing Status

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Solution Overview

Problem

Existing security verification methods for wearable devices, such as password or pattern unlocking, are not applicable to devices without a screen or with low configuration, leaving them vulnerable to unauthorized use and data access.

Innovation Solution

A security verification method that monitors the wearing status and pairing status of a device using a near-field communication chip and sensors, determining the device's secure state within a verification time window to lock or unlock access-restricted interfaces, applicable to devices without screens or with low configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If password or pattern unlocking mechanism is used for security verification, then security verification capability is improved, but device configuration requirements increase

Engineering Contradiction:
Improvesecurity verification capabilityVSAvoiddevice configuration requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical interaction system (screen display, touch input, keyboard input) with a wireless communication-based verification system. The security verification is performed through wireless communication between wearable device and terminal device, eliminating the need for complex display and input hardware while maintaining security capabilities.

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

2Reliability

If screen-based security verification is implemented, then access security is improved, but applicability to wearable devices decreases

Engineering Contradiction:
Improveaccess securityVSAvoidapplicability to wearable devices
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent creates a universal security verification solution that works across different wearable device types (smart bands, watches, earphones) and form factors. The wireless communication-based verification mechanism can be applied to any wearable device with communication capabilities, regardless of whether it has a screen, touch functionality, or keyboard input capability.

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

3Reliability

If high-configuration security verification methods are used, then verification security is improved, but hardware and software costs increase

Engineering Contradiction:
Improveverification securityVSAvoidhardware and software costs
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent employs a cost-effective security verification approach that uses inexpensive wireless communication modules already present in wearable devices. Instead of requiring expensive screens, touch controllers, and input hardware, the solution leverages existing low-cost communication capabilities to achieve security verification, significantly reducing hardware and software development costs.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS11216549B2Security verification method and device
Publication Date: 2022.01.04 HUAWEI TECH CO LTD
  • US11216549B2 patent drawing
  • US11216549B2 patent drawing
  • US11216549B2 patent drawing

AI summary

Embodiments of the present invention provide a security verification method and a device, and relate to the field of communications technologies, so as to verify a user identity based on a wearing status monitoring result and a pairing result of the device. The method includes: monitoring, by a first device, a pairing status of the first device and a second device and/or a wearing status of the first device; receiving a user operation instruction, where the instruction includes information about an interface operated by a user; when it is determined, based on the information about the interface, that the interface is an access-restricted interface, determining a wearing status and/or a pairing status of the first device within a verification time window; determining, based on the wearing status and/or the pairing status within the verification time window, whether the first device is in a secure state; and locking the interface if the first device is in an insecure state; or responding to the user operation instruction if the first device is in the secure state.