Hierarchical Permission Revocation in Intelligent Lock Management

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Solution Overview

Problem

Existing intelligent lock systems lack effective permission management, allowing lower-level permissions to remain active even after higher-level permissions are delivered, leading to uncontrolled access and management issues.

Innovation Solution

An intelligent lock management system with a server unit, client unit, and intelligent lock unit that classifies and manages user permissions into high, medium, and low levels, where higher-level permissions automatically revoke lower-level permissions, ensuring unified and secure access control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If lower-level permissions are not revoked after higher-level permission delivery, then operational convenience is maintained, but security and permission control deteriorate

Engineering Contradiction:
Improvepermission controlVSAvoidpermission management system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The permission management system is segmented into multiple hierarchical levels (high-level, medium-level, low-level permissions). Each level represents a distinct segment of authority, allowing granular control over lock management operations. This segmentation enables the system to revoke specific lower-level permissions when higher-level permissions are activated, resolving the contradiction between maintaining operational convenience and ensuring security control.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary action by automatically revoking lower-level permissions before or at the moment higher-level permissions are activated. This preventive measure ensures that permission conflicts are eliminated in advance, maintaining both security (by preventing unauthorized access) and operational convenience (by streamlining the permission transition process without manual intervention).

Inventive Principle:
Principle #10Preliminary action

2Reliability

If multiple permission levels coexist without automatic revocation, then system simplicity is maintained, but access control security deteriorates

Engineering Contradiction:
Improveaccess controlVSAvoidpermission management
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The permission management system implements feedback mechanisms that automatically detect when a higher-level permission is activated and respond by revoking conflicting lower-level permissions. This closed-loop feedback ensures that access control security is maintained without requiring manual permission management, resolving the contradiction between reliable access control and ease of operation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-service by automatically managing permission revocation without human intervention. When a high-level permission is delivered to a terminal customer, the system autonomously identifies and revokes corresponding lower-level permissions, eliminating the need for manual permission management while ensuring secure access control.

Inventive Principle:
Principle #25Self-service

3Reliability

If decoration personnel retain card access after lock delivery, then operational flexibility is maintained, but management control and responsibility distinction deteriorate

Engineering Contradiction:
Improvemanagement controlVSAvoidaccess flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The permission system is designed to be dynamic, automatically adjusting access rights based on the delivery status and permission level changes. When a lock is delivered to a terminal customer with high-level permissions, the system dynamically revokes lower-level permissions from decoration personnel, ensuring management control while maintaining flexibility for legitimate access needs through the hierarchical permission structure.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12051292B2Intelligent lock management system
Publication Date: 2024.07.30 PIN GENIE LTD
  • US12051292B2 patent drawing
  • US12051292B2 patent drawing

AI summary

The present invention relates to the technical field of intelligent locks, and particularly to an intelligent lock management system, comprising an intelligent lock unit, wherein the intelligent lock unit comprises an intelligent lock, a lock control module and an identification terminal, and the intelligent lock unit is used for controlling the usage states of the intelligent lock; a server unit, wherein the server unit is communicatively connected with the intelligent lock unit, and the server unit is used for processing the receiving and sending of user information and control information. The server unit comprises an information writing module, a permission management module, an information deletion module and a data recording module. The permission management module is used for classifying and managing user permission data, and the user permission levels are at least 2. In the present invention, the permission management of the lock is divided into at least two levels. After the higher level permission information is input into the intelligent lock, the lower level permission will automatically lose the permission to manage the lock. Therefore, in order to facilitate the unified management of the lock permission, the safety for a terminal customer to use locks is enhanced after the high permission is delivered to the terminal customer.