Virtual Store Display Assistance via Head-Mounted Gaze Tracking

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Solution Overview

Problem

It may be difficult to determine the optimal goods display in a store.

Innovation Solution

A goods display assistance system that includes a first output control means for displaying a predetermined goods display in a virtual space on a head-mounted display, a detection means for detecting the movement of a user's line of sight, and a determination means for determining a new goods display based on the detected line of sight movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If goods display is determined using traditional methods in physical stores, then implementation is straightforward, but it is difficult to determine the optimal goods display and requires physical rearrangement which is time-consuming

Engineering Contradiction:
Improvegoods display determination efficiencyVSAvoidtime for physical rearrangement
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent creates a virtual copy of the physical store environment including shelves, products, and lighting conditions. This virtual model allows multiple goods display scenarios to be tested and compared without physically rearranging actual products, significantly reducing the time and effort required for display determination while maintaining realistic visualization.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system performs preliminary testing and evaluation of different goods display arrangements in the virtual environment before implementing changes in the physical store. By pre-evaluating multiple scenarios digitally, the optimal display can be determined in advance, avoiding repeated physical rearrangements and accelerating the overall process.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If multiple goods display scenarios are tested in physical stores, then optimal display can be found, but it requires repeated physical rearrangement and is inefficient

Engineering Contradiction:
Improvedisplay effectiveness evaluation accuracyVSAvoiddisplay testing efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The virtual store environment serves as a digital twin of the physical store, allowing numerous display scenarios to be tested virtually. Each scenario can be evaluated for effectiveness using the same metrics as physical testing would provide, but without the time cost of physical rearrangement, thus maintaining measurement precision while dramatically improving productivity.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system enables dynamic switching between different goods display scenarios in the virtual environment. Multiple arrangements can be created, modified, and evaluated rapidly by adjusting digital parameters, allowing for comprehensive testing of various configurations without the inertia and time constraints of physical manipulation.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If line of sight detection is used to analyze customer interest, then display optimization is enabled, but it requires sophisticated tracking systems

Engineering Contradiction:
Improvecustomer preference analysis capabilityVSAvoidtracking system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system uses the head-mounted display as an intermediary device that combines virtual reality visualization with line-of-sight detection functionality. The HMD tracks the user's gaze direction through sensors integrated into the display device itself, eliminating the need for separate complex tracking systems while enabling sophisticated analysis of customer interest in different product arrangements.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates the determination of goods displays by allowing users to try and confirm displays in a virtual space, enabling easy changes based on customer preferences or interests, and improving display effectiveness.

Implementation Method 1

a detection means for detecting a movement of a line of sight of the user

Methodology Applied
Scientific EffectLine of sight detection:

Data Source

PatentUS20250200647A1Goods display assistance system, goods display assistance method, and recording medium
Publication Date: 2025.06.19 NEC CORP
  • US20250200647A1 patent drawing
  • US20250200647A1 patent drawing
  • US20250200647A1 patent drawing

AI summary

A goods display assistance system comprising: at least one memory storing instructions; and at least one processor configured to execute the instructions to: display a predetermined goods display in a store in a virtual space on a head mounted display worn by a user; detect a movement of a line of sight of the user; and determine a new goods display based on the detected movement of the line of sight.