Person-of-Interest Categorization for Public Safety Response

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Solution Overview

Problem

During public-safety incidents, determining the location of persons in danger within monitored areas and implementing appropriate electronic responses is challenging for first responders due to the complexity of tracking individuals and categorizing risk levels.

Innovation Solution

A system and method that utilize cameras and computing devices to create an attendee list, categorize persons-of-interest based on their location and monitoring status, and trigger specific electronic actions such as search and rescue protocols, evacuation messages, or communication with first responders based on risk categories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual tracking and categorization of persons in monitored areas is used during public-safety incidents, then first responders can identify individuals in danger, but the process becomes time-consuming and complex

Engineering Contradiction:
Improvelocation determination accuracyVSAvoidresponse time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically maintaining an attendee list of persons in the monitored area before the incident occurs. When an incident is detected, the system has already categorized persons into risk groups based on their locations, enabling immediate response without time-consuming manual assessment during the emergency.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual mechanical tracking and categorization methods with an automated computing system that uses cameras and image processing to detect persons, determine their locations, and categorize them into risk groups automatically, eliminating the time and complexity of manual operations.

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

2Productivity

If automated camera-based tracking system is implemented to monitor persons in real-time, then response time is reduced, but system complexity increases

Engineering Contradiction:
Improveresponse efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The computing device performs multiple functions using a single integrated system: it maintains the attendee list, detects incidents, determines person locations via camera images, categorizes persons into risk groups, and triggers appropriate responses. This multi-functionality reduces the need for separate complex subsystems while improving response efficiency.

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

Solution Approach 2:

The system is self-sufficient in that the computing device automatically performs all operations including image processing, location determination, risk categorization, and response triggering without requiring external manual intervention or additional complex supporting systems, thereby improving productivity while managing complexity.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If detailed categorization of persons into multiple risk groups is performed, then targeted response actions are improved, but the complexity of determining and managing categories increases

Engineering Contradiction:
Improveresponse action targetingVSAvoidcategorization complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system segments persons into distinct risk groups (first risk group for persons closer to the incident, second risk group for persons farther away) based on their locations relative to the incident. This segmentation enables targeted response actions for each group while keeping the categorization logic relatively simple and manageable.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240046499A1Device, system, and method for causing electronic actions for categories of persons-of-interest
Publication Date: 2024.02.08 MOTOROLA SOLUTIONS INC
  • US20240046499A1 patent drawing
  • US20240046499A1 patent drawing
  • US20240046499A1 patent drawing

AI summary

A device, system, and method for causing electronic actions for categories of persons-of-interest (POI) is provided. A device maintains an attendee list of persons located within a given area using images received from cameras monitoring the given area. In response to determining that the given area meets a given condition the device: uses a current version of the attendee list to generate a POI list of POIs within the given area; categorizes, using the images received from the cameras, the POIs into given categories based on: whether a POI is being monitored by the cameras; whether a location associated with the POI is determined; and, the location associated with the POI, when determined; and causes one or more respective electronic actions to occur in relation to respective POIs associated with a given category into which the respective POIs are categorized.