Indoor Navigation Device for Dynamic Route Updates

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Solution Overview

Problem

Current navigation systems require manual input for destination settings and do not automatically update routes based on user situations, lacking seamless interaction and adaptation to shared user conditions.

Innovation Solution

An information processing device and method that utilizes user situation data to dynamically determine and present optimal destinations and routes for multiple users participating in a shared schedule, leveraging sensors and analysis units to recognize user actions and positions within indoor environments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual input is used for destination setting, then system complexity is reduced, but user operation convenience deteriorates and time efficiency decreases

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

Solution Approach 1:

The system automatically acquires user situation information through sensors (GPS, accelerometer, camera) and performs autonomous destination determination without requiring manual user input. The navigation device serves itself by collecting data, analyzing user state, and generating route recommendations automatically.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors user situation through sensors and provides feedback by automatically updating destination and route recommendations based on detected user state changes, creating a closed-loop system that adapts to user needs in real-time.

Inventive Principle:
Principle #23Feedback

2Productivity

If automatic destination updating based on user situation is implemented, then navigation efficiency is improved, but information processing complexity increases

Engineering Contradiction:
Improvenavigation efficiencyVSAvoidinformation processing complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The information processing system is divided into modular components: sensor modules for data collection, analysis unit for situation recognition, and navigation unit for route determination. Each module handles specific tasks independently, reducing overall system complexity while maintaining high navigation efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The navigation device integrates multiple functions including situation awareness through various sensors, automatic destination determination, real-time route optimization, and user communication. This multi-functional approach consolidates what would otherwise require separate systems into a single integrated device.

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

3Measurement precision

If real-time user situation monitoring is performed, then schedule optimization accuracy is improved, but energy consumption increases

Engineering Contradiction:
Improveschedule optimization accuracyVSAvoidenergy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system performs situation monitoring and analysis at periodic intervals rather than continuously, triggering updates based on significant user actions or time milestones. This reduces energy consumption while maintaining sufficient accuracy for schedule optimization.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The monitoring frequency and intensity are dynamically adjusted based on user activity level and context. The system intensifies monitoring when critical decisions are needed and reduces it during stable states, optimizing the balance between accuracy and energy usage.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10731992B2Information processing device, information processing method, and program
Publication Date: 2020.08.04 SONY GROUP CORP
  • US10731992B2 patent drawing
  • US10731992B2 patent drawing
  • US10731992B2 patent drawing

AI summary

There is provided an information processing device that makes it possible to update and report the destination or route to be presented depending on the situation of a user who shares the situation or destination of another user, the information processing device including: a processing unit configured to perform action support for a subsequent schedule to be optimal for each of a plurality of target users on the basis of user situation in indoor environment acquired for each target user that participates in the subsequent schedule.