Facial Recognition Venue Tracking Without Wearable Tags

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Solution Overview

Problem

Existing systems for tracking groups of people in venues, such as museums and sports stadiums, face challenges with user convenience and reliability, particularly with Radio Frequency Identification (RFID) systems that require users to carry or wear tags, which can be annoying and prone to loss.

Innovation Solution

A facial recognition technology-based system that uses image capture devices to identify registered users and associate their locations within a venue, allowing for accurate tracking without the need for wearable tags, utilizing processors to receive, process, and store location information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If RFID tags are used to track users in a venue, then user location tracking is enabled, but user convenience deteriorates due to the need to carry or wear tags which can be lost or discarded

Engineering Contradiction:
Improveuser location tracking reliabilityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent extracts the tracking function from the user-carryable RFID tag and relocates it to the venue infrastructure through image capture devices. The system captures images at multiple locations, performs facial recognition to identify users, and automatically associates users with locations, eliminating the need for users to carry or wear any tracking devices.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the mechanical RFID tag system with an optical/image-based facial recognition system. Instead of using radio frequency signals from physical tags, the system uses image capture devices to photograph users and processes these images through facial recognition algorithms to identify and track users throughout the venue.

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

2Ease of operation

If facial recognition technology is implemented to track users without RFID tags, then user convenience is improved, but system complexity increases due to image processing requirements

Engineering Contradiction:
Improveuser convenienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the facial recognition processing across multiple image capture devices positioned at different locations throughout the venue. Each device independently captures images and performs local processing, with results aggregated to provide comprehensive user location tracking. This distributed architecture reduces the processing burden on any single device.

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If multiple image capture devices are deployed throughout the venue to enable facial recognition tracking, then location tracking accuracy is improved, but device complexity and cost increase

Engineering Contradiction:
Improvelocation tracking accuracyVSAvoidnumber of image capture devices
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent makes the image capture devices multi-functional by using them both for facial recognition-based user identification and for capturing venue imagery. The same devices that monitor user locations also document venue conditions, events, and attractions, maximizing the utility of each deployed device and reducing the total number needed.

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

Data Source

PatentUS10484818B1Systems and methods for providing location information about registered user based on facial recognition
Publication Date: 2019.11.19 ENSING MARIS JACOB
  • US10484818B1 patent drawing
  • US10484818B1 patent drawing
  • US10484818B1 patent drawing

AI summary

Systems and methods for providing location information for registered users in a venue. A facial recognition process is used to identify each registered user, and associate each identified registered user with a location of the image from which the identification was made. The location information may then be provided when an authorized user requests the location information for a particular registered user.