Vehicle Base Station Emergency Detection for Users Outside Vehicles

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Solution Overview

Problem

Outdoor activities away from vehicles can pose safety risks, as users may get lost, injured, or lose communication, leading to emergencies without effective support systems.

Innovation Solution

A method and system that establishes a wireless connection between a portable communication device and a vehicle-mounted base station to detect the user's status, determining emergencies and transmitting signals for assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users engage in outdoor activities away from vehicles, then mobility range and experience are expanded, but safety risks increase due to potential emergencies without effective support

Engineering Contradiction:
Improvemobility rangeVSAvoidsafety
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces a base station as an intermediary device mounted in the vehicle that maintains wireless communication with the user's portable device even when the user is outside the vehicle. This intermediary enables continuous monitoring and emergency detection without requiring the user to remain physically connected to the vehicle, thus expanding mobility while maintaining safety monitoring capability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements continuous feedback by monitoring communication status between the portable device and base station. When communication is lost or emergency conditions are detected, the system automatically triggers alerts and notifies emergency contacts, providing real-time feedback on user status and enabling rapid response to safety issues

Inventive Principle:
Principle #23Feedback

2Reliability

If wireless communication is established between portable device and base station, then user status can be monitored, but device complexity increases

Engineering Contradiction:
Improvesafety monitoringVSAvoidcommunication system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The base station is designed to perform multiple functions: maintaining wireless communication with the portable device, monitoring communication status for safety, tracking user location, and triggering emergency alerts. By consolidating these functions into a single device, the system achieves comprehensive safety monitoring without proportionally increasing overall system complexity

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

Solution Approach 2:

The system automatically monitors communication status and detects emergencies without requiring user intervention. When communication is lost or emergency conditions are detected, the system autonomously triggers alerts and notifications, reducing the need for complex user interfaces and manual safety protocols

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12593375B2Method of detecting status of user outside vehicle, system, storage medium and vehicle thereof
Publication Date: 2026.03.31 SUBARU CORP
  • US12593375B2 patent drawing
  • US12593375B2 patent drawing
  • US12593375B2 patent drawing

AI summary

A system detects a status of a user outside a vehicle. The system includes a wireless communication interface to communicate with a portable communication device to be carried by the user; a time managing unit, one or more processors coupled with the wireless communication interface and the time managing unit. and a memory couple with the one or more processors. The memory stores data and program instructions used by the one or more processors. The one or more processors are configured to execute instructions stored in the memory to establish a wireless connection between a portable communication device to be carried by a user and a base station mounted in a vehicle; and determine a status of the user away from the vehicle via the wireless connection, and if the status includes an emergency of the user, cause the base station of the vehicle to transmit an emergency signal.