Remote Locking Mechanism Unlock via Mobile Authentication

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Solution Overview

Problem

Traditional locking systems require homeowners to be present to grant access to service personnel, causing inconvenience when repairs or work needs to be done at the home.

Innovation Solution

An electronic locking system that includes a host mobile terminal, a caller mobile terminal, and a locking mechanism, allowing communication via a wireless network to authenticate and unlock the door remotely, using SMS, facial recognition, and GPS for secure access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional mechanical or electronic locks are used, then the locking mechanism can be securely opened by keys from close vicinity, but the homeowner must be physically present to grant access to service personnel, causing inconvenience

Engineering Contradiction:
Improveconvenience of granting accessVSAvoidtime required for homeowner to be present
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent introduces a mobile terminal as an intermediary device between the homeowner and the locking mechanism. The mobile terminal receives unlock requests, verifies authentication information, and triggers the locking mechanism to unlock remotely, eliminating the need for the homeowner to be physically present at the door.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the traditional mechanical key-based locking system with an electronic locking mechanism that can be controlled remotely through wireless communication. The locking mechanism responds to electronic unlock instructions sent via mobile network, substituting physical key insertion with digital authentication and remote control.

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

2Ease of operation

If remote unlocking capability is added to allow service personnel access without homeowner present, then convenience is improved, but the system complexity increases with additional components like mobile terminal, camera, and communication modules

Engineering Contradiction:
Improveremote access capabilityVSAvoidsystem component quantity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mobile terminal serves multiple functions within the system: it acts as a communication device for receiving unlock requests, an authentication device for verifying codes, a control device for sending unlock instructions, and a notification device for alerting the homeowner. This multi-functionality reduces the need for separate dedicated components for each function.

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

Solution Approach 2:

The patent combines the authentication, communication, and control functions into a single integrated system where the mobile terminal communicates with the locking mechanism through a unified electronic interface. The authentication information verification and unlock instruction transmission are merged into a single automated process flow.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8825021B2Host mobile terminal, locking device and method for unlocking locking mechanism
Publication Date: 2014.09.02 FU TAI HUA IND SHENZHEN
  • US8825021B2 patent drawing
  • US8825021B2 patent drawing
  • US8825021B2 patent drawing

AI summary

An unlocking method enabling a locking mechanism to be unlocked, includes the following step of: detecting whether an authentication instruction from a host mobile terminal is received. First, transmitting a location search instruction to a caller mobile terminal when the authentication instruction is received. Next, receiving a location of the caller mobile terminal generated in response to the location search instruction from the caller mobile terminal. Then, determining whether the caller mobile terminal is within a predetermined distance based on the location. Finally, unlocking the locking mechanism when the caller mobile terminal is within the predetermined distance.