Smartphone Gun Lock with Biometric and Geolocation Control

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Solution Overview

Problem

Existing gun locks are ineffective in preventing unauthorized or accidental firing, particularly in situations where the owner is acting inappropriately, carelessly, or in dangerous geographical areas, and fail to account for intoxication or emotional states, lacking the ability to override safety precautions in cases of imminent danger.

Innovation Solution

A gun lock system that incorporates a GPS locator, direction finder, breathalyzer, and phone App-based analyzer to prioritize locking the gun over authorized users who attempt to fire inappropriately, using biometric data, geographical restrictions, and sobriety checks to control the gun's operation, with a smartphone app managing these functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a mechanical gun padlock is used to block the trigger, then the gun can be physically locked, but the lock can be compromised by master keys or lock picks and does not restrict use to authorized persons

Engineering Contradiction:
Improvegun lock securityVSAvoidlock mechanism simplicity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical key-based locking system with an electronic control system that uses biometric identification (fingerprint, facial recognition, or iris scanning) to authenticate users. The electronic lock controller receives biometric data from the smartphone and compares it with stored data to determine authorization, eliminating the vulnerabilities of mechanical keys and locks.

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

Solution Approach 2:

The patent introduces a smartphone as an intermediary device that mediates between the user and the gun lock system. The smartphone captures biometric data, transmits it to the gun's electronic controller, and receives control signals to actuate the lock mechanism, providing a secure and convenient authorization process.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If biometric identification is used to unlock the gun, then only authorized persons can use the gun, but the system cannot prevent use by authorized persons acting inappropriately or in dangerous situations

Engineering Contradiction:
Improveauthorized access controlVSAvoidsituational control flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements geographical restrictions that are pre-configured in the system. Before the gun can be used, the electronic controller checks the current GPS location against stored restricted areas. This preliminary check prevents use in dangerous locations (schools, hospitals, government buildings) before authorization is even granted, addressing inappropriate use scenarios in advance.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors multiple parameters (geolocation, time of day, user identity) and provides real-time feedback to the control logic. The electronic controller receives ongoing data from GPS receivers and smartphones to dynamically determine whether gun use is appropriate, allowing it to override biometric authorization when conditions indicate danger.

Inventive Principle:
Principle #23Feedback

3Reliability

If geographical restrictions are implemented to prevent firing in protected areas, then the gun can be restricted in dangerous locations, but the system lacks the ability to override safety precautions in cases of imminent danger

Engineering Contradiction:
Improvegeographical safety restrictionVSAvoidemergency override capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent makes the geographical restriction system dynamic rather than static. The electronic controller continuously evaluates multiple factors including the user's identity, current location, time of day, and environmental conditions. This dynamic assessment allows the system to adapt to changing circumstances and override restrictions when imminent danger is detected, such as when an authorized user needs to defend themselves or others.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9803942B2Secure smartphone-operated gun lock with apparatus for preventing firing in protected directions
Publication Date: 2017.10.31 MILDE JR KARL F
  • US9803942B2 patent drawing
  • US9803942B2 patent drawing
  • US9803942B2 patent drawing

AI summary

A gun lock device, which may be configured to be disposed adjacent the trigger of a gun to alternatively prevent or enable firing, includes a data receiver, a data memory and a logic device for determining whether security data received by the receiver is the same, or substantially the same, as security data stored in the data memory. One or more separate smartphones are provided to transmit the security data and a gun lock/unlock signal to the gun lock device. The smartphone and the gun lock device operate together to automatically lock the gun when the gun is aimed in the direction of the authorized gun user (e.g. the gun owner) or the direction of any of the gun user's friends who have accepted the user's friend request from the app “Find Friends.”.