Live Broadcast Content Filter for Crowd Safety

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Solution Overview

Problem

In crowded locations like airports and malls, live broadcast media can cause harm to individuals due to the presence of persons of interest or disturbing events, leading to physical harm or distress, especially in cases of mistaken identity or exposure to graphic content.

Innovation Solution

A computing device is used to analyze live broadcast media and camera images to detect persons or events of interest, changing the media content if they meet certain harm-causing conditions, such as a match threshold for facial recognition or demographic associations, to prevent harm by switching to alternative content or notifying security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If live broadcast media is displayed in crowded locations, then information dissemination is improved, but harm to persons may occur due to persons of interest or disturbing events

Engineering Contradiction:
Improveinformation disseminationVSAvoidharm to persons
Core Design Contradiction:
Loss of informationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a computing device as an intermediary between the live broadcast media source and the display screens in crowded locations. This device analyzes broadcast content in real-time, detects persons of interest or disturbing events, and selectively blocks harmful content from being displayed, thereby mediating between information dissemination and harm prevention

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements real-time feedback by continuously monitoring live broadcast media content, analyzing it against databases of persons of interest, and dynamically adjusting displayed content based on detected harmful elements. The system provides feedback loops that enable rapid response to changing broadcast content

Inventive Principle:
Principle #23Feedback

2Reliability

If facial recognition and content analysis are performed in real-time, then harm prevention is improved, but device complexity increases

Engineering Contradiction:
Improveharm preventionVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The computing device is designed to perform multiple functions: receiving live broadcast media, analyzing content, performing facial recognition, comparing against databases, and controlling display screens. This multi-functional approach consolidates complexity into a single universal device rather than requiring separate specialized systems

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

Solution Approach 2:

The system performs self-analysis of broadcast content using automated algorithms for facial recognition and content evaluation. The computing device independently processes information, makes decisions about harmful content, and executes blocking actions without requiring constant human intervention, thereby managing complexity through automation

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If broadcast content is changed to prevent harm, then safety is improved, but information accuracy may be compromised

Engineering Contradiction:
ImprovesafetyVSAvoidinformation accuracy
Core Design Contradiction:
Object-affected harmful factorsVSLoss of information

Solution Approach 1:

The system applies selective content modification rather than blanket blocking. It identifies and blocks only specific harmful portions of broadcast content (such as displaying a person of interest's image) while allowing the rest of the broadcast to continue, thereby maintaining local quality of information where safe and preventing harm where necessary

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system performs preliminary analysis of broadcast content before it reaches display screens, pre-identifying potentially harmful elements. By acting in advance, it can selectively block only the harmful portions while preserving the accuracy and completeness of safe information, maintaining information integrity where possible

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11528529B1Device, method and system for changing content of live broadcast media
Publication Date: 2022.12.13 MOTOROLA SOLUTIONS INC
  • US11528529B1 patent drawing
  • US11528529B1 patent drawing
  • US11528529B1 patent drawing

AI summary

A device, method and system for changing content of live broadcast media is provided. The device associated with a given location, and analyzes live broadcast media to determine presence of one or more of a person of interest (POI) and an event of interest (EOI), the live broadcast media being provided at one or more display screens at the given location, the live broadcast media originating external to the given location. The device analyzes one or more images captured by one or more cameras located at the given location to determine whether one or more of the POI and the EOI meets a condition for causing harm to one or more persons indicated in the one or more images. The device, responsive to the POI or the EOI meeting the condition, changes content of the live broadcast media.