Passive Wireless Video Surveillance Integration

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Solution Overview

Problem

Current video surveillance systems require significant human oversight and are limited by the effectiveness of security personnel in monitoring and tracking suspicious activities, lacking a comprehensive approach to integrate passive wireless device identification for enhanced activity tracking.

Innovation Solution

The integration of passive wireless device identification and tracking systems with video surveillance, where device identification information from wireless access points is combined with video data to create a more comprehensive view of activity, allowing for the assembly of travel paths and alert systems within security zones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If passive wireless device identification and tracking is integrated with video surveillance, then activity tracking completeness and accuracy are improved, but device complexity and system integration requirements increase

Engineering Contradiction:
Improveactivity tracking completenessVSAvoidsystem integration complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent combines passive wireless device identification systems with video surveillance systems into a unified activity tracking platform. The wireless access points and video cameras operate as integrated components, with their data streams processed together by a central system that correlates device locations with video footage to create comprehensive activity records.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated system performs multiple functions simultaneously: it tracks wireless devices, monitors video feeds, correlates spatial and temporal data from both sources, generates activity reports, and provides alerting capabilities. This multi-functional approach eliminates the need for separate tracking systems and maximizes the utility of installed infrastructure.

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

2Measurement precision

If passive wireless device identification is used to enhance surveillance, then monitoring accuracy is improved, but reliance on human oversight is reduced which may impact operational flexibility

Engineering Contradiction:
Improveactivity monitoring accuracyVSAvoidautomated tracking capability
Core Design Contradiction:
Measurement precisionVSExtent of automation

Solution Approach 1:

The system performs automated device identification, location tracking, and activity correlation without requiring manual intervention. Wireless devices are automatically detected by access points, their positions are continuously tracked through signal triangulation, and video footage is automatically synchronized with device location data to create comprehensive activity records.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors wireless device signals and video feeds, comparing real-time data against established patterns and thresholds. When suspicious activities are detected or anomalies identified, the system generates automated alerts and can trigger predefined responses, creating a closed-loop monitoring system that self-regulates based on observed conditions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11823538B2Systems and methods for incorporating passive wireless monitoring with video surveillance
Publication Date: 2023.11.21 FORTINET INC
  • US11823538B2 patent drawing
  • US11823538B2 patent drawing
  • US11823538B2 patent drawing

AI summary

Various systems and methods for surveillance using a combination of video image capture and passive wireless detection are described. In some cases, the methods include receiving a device identification information from a first wireless access point at a first location and corresponding to a first time, and receiving the device identification from a second wireless access point at a second location and corresponding to a second time. A video from a camera is received, and a travel path is assembled including a portion of the video.