Dynamic Crowd Guidance Across Distributed Target Devices

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Solution Overview

Problem

Existing crowd guidance methods often lead to immediate overcrowding at the designated destination, failing to appropriately guide crowds to less crowded areas.

Innovation Solution

A guidance processing apparatus that acquires guidance information from images of crowd states and controls multiple devices to set different states corresponding to the crowd information, enabling targeted guidance across various spaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single guidance destination is designated based on current crowd density, then people can be guided from crowded to uncrowded places, but the guidance destination immediately becomes crowded making further guidance ineffective

Engineering Contradiction:
Improveguidance effectivenessVSAvoidsustainability of guidance
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent implements dynamic guidance by continuously updating guidance destinations based on real-time crowd density changes. Instead of a static destination, the system recalculates and redesignates guidance targets as crowds move, ensuring the guidance destination remains an uncrowded location throughout the guidance process

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs preliminary crowd density predictions for multiple potential guidance destinations before designating the final target. By predicting future crowd states at candidate locations and selecting the destination with the lowest predicted density, the system proactively prevents overcrowding at the guidance destination

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If multiple target devices are controlled simultaneously across different spaces, then comprehensive crowd guidance can be achieved, but system complexity increases

Engineering Contradiction:
Improveguidance coverageVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the guidance system into multiple independent target devices (display devices, speakers, etc.) distributed across different spaces. Each device operates independently under centralized coordination, allowing the system to manage large-scale crowd guidance by breaking down the complex control task into simpler individual device controls

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system continuously acquires crowd density information from the guided space and feeds this back to the guidance processing apparatus. Based on this feedback, the system dynamically adjusts guidance information for multiple target devices, creating a closed-loop control system that adapts to real-time crowd conditions

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250265844A1Guidance processing apparatus and guidance method
Publication Date: 2025.08.21 NEC CORP
  • US20250265844A1 patent drawing
  • US20250265844A1 patent drawing
  • US20250265844A1 patent drawing

AI summary

A guidance processing apparatus (100) includes an information acquisition unit (101) that acquires a plurality of different pieces of guidance information on the basis of states of a plurality of people within one or more images, and a control unit (102) that performs control of a plurality of target devices present in different spaces or time division control of a target device so as to set a plurality of different states corresponding to the plurality of pieces of guidance information.