Intermediary Access Control for Secure Indoor Service Entry

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Solution Overview

Problem

Current systems for managing access to secure facilities, such as homes or offices, are inefficient and insecure, requiring owners to be present for service deliveries or repairs, which can lead to risks of theft, damage, or unauthorized access.

Innovation Solution

The implementation of intermediary devices that can authenticate visitors, grant temporary access, monitor activities, and communicate securely, allowing service providers to perform tasks without physical keys or direct owner presence, while protecting sensitive information and possessions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If physical keys are used for access, then service providers can enter the facility, but security risks increase due to potential theft or unauthorized access

Engineering Contradiction:
Improveaccess convenienceVSAvoidtheft risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent replaces mechanical key-based access systems with electronic authentication systems including biometric sensors (fingerprint, facial recognition), RFID readers, and mobile device-based authentication. This substitution eliminates physical keys that can be stolen or duplicated, while maintaining convenient access for authorized service providers through electronic verification methods.

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

2Reliability

If owner presence is required for service deliveries, then security is maintained, but owner productivity decreases

Engineering Contradiction:
ImprovesecurityVSAvoidowner productivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system enables self-service access control where service providers can independently authenticate and enter the facility without owner presence. The electronic authentication system automatically verifies service provider credentials and grants access, eliminating the need for the owner to be physically present while maintaining security through automated verification and monitoring capabilities.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent introduces an intermediary access control system that mediates between the owner and service providers. This system includes electronic authentication mechanisms, access logs, and monitoring features that allow the owner to trust the process occurring without direct involvement, thereby maintaining security while freeing the owner for other productive activities.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If temporary access is granted without monitoring, then service providers can work independently, but facility security is compromised

Engineering Contradiction:
Improveservice provider efficiencyVSAvoidunauthorized access
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system implements continuous feedback through electronic monitoring of service provider activities within the facility. Sensors track movement, access to specific areas, and actions taken during the service period. This feedback is logged and can be reviewed by the owner, providing real-time or post-event visibility into facility conditions while allowing service providers to work independently without constant supervision.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11244523B1Managing access to secure indoor spaces
Publication Date: 2022.02.08 AMAZON TECH INC
  • US11244523B1 patent drawing
  • US11244523B1 patent drawing
  • US11244523B1 patent drawing

AI summary

An intermediary device may be configured to allow an authorized visitor to access a secure facility (such as a home) on behalf of an owner. The intermediary device may generate an authenticator and provide the authenticator to a service provider, who may then present the authenticator to the intermediary device upon arriving at the facility. The intermediary device may unlock or open, or lock and close, any doors within the facility as necessary in order to grant access to a specific portion of the facility and restrict access to other portions of the facility. The intermediary device may also capture, or cause the capture of, images or other data regarding actions taken by the service provider, and establish a communications channel with the owner for the exchange of information or data regarding such actions, or any events or conditions of the facility.