Vehicle Electronic Device Detecting Pedestrian Gestures for Spontaneous Stops

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Solution Overview

Problem

Conventional shared autonomous vehicles cannot accommodate individuals who have not pre-reserved a ride, limiting their usability and convenience for spontaneous passengers.

Innovation Solution

An electronic device for vehicles that uses image data from cameras to determine the intention of outside individuals to ride by analyzing their location, posture, and gestures, generating a control signal to stop the vehicle accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the vehicle operates in conventional shared autonomous mode with pre-reserved rides only, then operational reliability is improved, but adaptability deteriorates

Engineering Contradiction:
Improveoperational reliabilityVSAvoidadaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The vehicle's operational mode is made dynamic by enabling automatic stopping when pedestrians are detected near the vehicle. The control unit dynamically adjusts vehicle behavior based on real-time camera detection of pedestrian location, posture, and gestures, allowing the system to transition between autonomous driving and stopping states as needed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The vehicle autonomously detects pedestrian intent to hitchhike using camera-based image recognition and automatically stops without requiring manual intervention from passengers or drivers. The system serves itself by independently making the decision to stop based on detected gestures and postures, eliminating the need for pre-reserved ride arrangements

Inventive Principle:
Principle #25Self-service

2Ease of operation

If the vehicle stops automatically upon detecting hitchhiking intent, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The camera system performs multiple functions: it captures images for hitchhiking detection, records video for monitoring, and provides visual data for analysis. The control unit handles both autonomous driving control and automatic stopping decisions, making the system multi-functional and reducing the need for separate dedicated components

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

Solution Approach 2:

The control unit acts as an intermediary between the camera system and the vehicle's driving system. It processes image data, determines pedestrian intent, and translates this information into appropriate vehicle control signals, mediating between detection and execution functions

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11584397B2Electronic device for vehicle and method of operating electronic device for vehicle
Publication Date: 2023.02.21 LG ELECTRONICS INC
  • US11584397B2 patent drawing
  • US11584397B2 patent drawing
  • US11584397B2 patent drawing

AI summary

Disclosed is an electronic device for a vehicle, including a processor acquiring image data acquired by a camera mounted in a vehicle, determining a riding intention of an outside person based on the location, posture, and gesture of the outside person detected from the image data, and generating a control signal to stop the vehicle based on the riding intention.