Camera Supervision Controller for Privacy-Compliant Video Feed Management

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Solution Overview

Problem

Camera-based supervision systems face challenges in controlling video feeds when external people enter or exit a physical space without explicit approval, potentially capturing unauthorized individuals.

Innovation Solution

A method and system using a supervision controller that determines entry and exit events through electronic locks or person detectors to deactivate or activate camera-based supervision, ensuring only approved individuals are captured on video feeds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If camera-based supervision is continuously active to monitor the physical space, then supervision reliability is improved, but unauthorized people may be captured on video feeds violating their privacy

Engineering Contradiction:
Improvesupervision reliabilityVSAvoidprivacy violation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The camera-based supervision system dynamically adjusts its operational state based on real-time detection of person presence. The system transitions between active supervision mode and deactivated mode automatically, allowing the supervision reliability to be high when needed while preventing privacy violations when external people are present.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback from sensors (motion detectors, door sensors, or camera recognition) to continuously monitor whether external people are present in the physical space. This feedback loop enables the system to make real-time decisions about activating or deactivating supervision, ensuring both reliability and privacy protection.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If camera-based supervision is deactivated when external people enter to protect privacy, then privacy compliance is improved, but supervision coverage is reduced during entry/exit transitions

Engineering Contradiction:
Improveprivacy complianceVSAvoidsupervision coverage
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary detection of person presence using sensors or recognition technology before deactivating the camera-based supervision. This preliminary action ensures that the system accurately identifies when external people are entering, allowing for timely deactivation that complies with privacy requirements while minimizing gaps in supervision coverage.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If the system uses electronic locks to detect entry/exit events, then detection precision is improved, but device complexity increases

Engineering Contradiction:
Improveentry/exit detection precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses electronic locks as intermediary devices to detect entry and exit events. The electronic lock acts as a mediator between the physical act of opening/closing a door and the digital supervision system, providing precise detection signals that trigger appropriate supervision activation or deactivation without requiring complex direct integration between all system components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12142051B2Controlling camera-based supervision of a physical space
Publication Date: 2024.11.12 ASSA ABLOY AB
  • US12142051B2 patent drawing
  • US12142051B2 patent drawing

AI summary

It is provided a method for controlling camera-based supervision of a physical space. The method is performed in a supervision controller and comprises the steps of: determining that a person enters the physical space; deactivating camera-based supervision of the physical space based on the person entering the physical space, by turning off a video feed of the camera-based supervision; determining that a person exits the physical space; and activating camera-based supervision of the physical space based on the person exiting the physical space.