Retail Object Location via Camera-Device Coordinate Association

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Solution Overview

Problem

In retail stores, determining the location of customers or objects within aisles is typically manual or relies on monitoring cameras, lacking an efficient automated solution.

Innovation Solution

A system utilizing cameras and portable electronic devices to capture images and transmit signals, associating store coordinates with frame coordinates, allowing for the automatic determination of object locations within the store through a database lookup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual verification by associates is used to determine customer location, then measurement precision is maintained, but productivity decreases and loss of time increases

Engineering Contradiction:
Improvecustomer location determination efficiencyVSAvoidtime for manual verification
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical verification by associates with an automated optical system using cameras and image processing. The control circuit automatically captures images, detects objects, determines locations, and communicates with the portable electronic device, eliminating the need for manual aisle verification and significantly improving productivity while reducing time loss.

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

2Productivity

If monitoring cameras are installed to verify customer location, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improvecustomer location determination efficiencyVSAvoidcamera system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent makes the camera system multi-functional by integrating it with a portable electronic device that associates with the customer. The same camera infrastructure serves both traditional monitoring purposes and automated location determination, reducing overall system complexity while maintaining productivity improvements.

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

Solution Approach 2:

The portable electronic device acts as an intermediary between the camera system and the location determination process. It receives camera data, performs image processing, determines object locations, and communicates results, simplifying the overall system architecture compared to a fully centralized complex monitoring system.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automated location determination is implemented, then productivity increases and loss of time is reduced, but device complexity increases

Engineering Contradiction:
Improvelocation tracking efficiencyVSAvoidautomated system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The portable electronic device performs self-service by automatically processing images from the camera, detecting objects, determining their locations using coordinate systems, and communicating results without requiring external complex processing systems. This distributed intelligence approach increases productivity while managing system complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11417104B2Systems and methods for automatically determining location of an object inside a retail store
Publication Date: 2022.08.16 WALMART APOLLO LLC
  • US11417104B2 patent drawing
  • US11417104B2 patent drawing
  • US11417104B2 patent drawing

AI summary

In some embodiments, apparatuses and methods are provided herein useful to automatically determining location of an object. In some embodiments, there is provided a system for automatically determining location of an object inside a retail store via one or more cameras including: a plurality of locations inside a retail store; a first camera capturing a first image of a first location; a portable electronic device configured to transmit a signal used to determine an absolute location of a test object; one or more first receiver circuits configured to receive transmitted first signals from the portable electronic device; and a control circuit configured to: associate a first set of store coordinates of a first coordinate system associated with an entire area inside the retail store with a first set of frame coordinates of a second coordinate system associated with the plurality of cameras; and cause a database to store the association.