Vehicle Window Control via Gesture Recognition and Lost Article Detection

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Solution Overview

Problem

Existing vehicle control systems do not adequately consider the type of misplaced article or user situation when controlling door or power window operations.

Innovation Solution

A vehicle control device and method that includes a recognizer to identify user gestures and situations, controlling window openings and closings based on user position, lost article detection, and weather conditions, with the ability to open or close windows and doors appropriately for user convenience and safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the door or power window is automatically opened based on smart key information, then user convenience is improved, but the system does not adequately consider the type of misplaced article or user situation

Engineering Contradiction:
Improveuser convenienceVSAvoidconsideration of user situation
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The system dynamically adjusts window opening behavior based on real-time recognition of user gestures and situations. The controller modifies opening degree and target window selection according to detected gestures (e.g., hand waving direction, gesture intensity) and environmental conditions, making the system adaptive rather than static.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates feedback mechanisms where the recognizer continuously monitors user gestures and the controller adjusts window opening decisions based on this feedback. The system observes user actions, interprets them as intent signals, and modifies its behavior accordingly, creating a closed-loop control system that responds to user needs.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the window is opened to allow user access to misplaced articles, then ease of article retrieval is improved, but weather-related issues may occur

Engineering Contradiction:
Improveease of article retrievalVSAvoidweather-related issues
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system opens only the specific window portion closest to the detected lost article rather than opening all windows or doors. This localized approach minimizes exposure to weather elements while providing sufficient access for article retrieval. The opening degree is also controlled to be just enough for access rather than fully open.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system performs partial opening action - opening the window only to the extent necessary for article retrieval rather than fully opening it. This partial action reduces weather exposure while still achieving the goal of article access, avoiding excessive opening that would increase harmful weather effects.

Inventive Principle:
Principle #16Partial or excessive action

3Device complexity

If the window opening control is based only on gesture recognition, then system simplicity is maintained, but proper opening control in accordance with user situation cannot be achieved

Engineering Contradiction:
Improvesystem simplicityVSAvoidproper opening control
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The recognizer is designed to perform multiple functions: detecting user presence, recognizing various gesture types (hand waving, pointing), determining gesture direction, and identifying different user situations. This multi-functional recognition capability allows the system to achieve proper opening control without adding separate specialized devices for each function.

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

Solution Approach 2:

The system merges gesture recognition, situation detection, and window control functions into an integrated control system. The recognizer and controller work as a unified system that combines multiple detection capabilities and decision-making functions, reducing overall system complexity while improving adaptability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11370457B2Vehicle control device, vehicle control method, and storage medium
Publication Date: 2022.06.28 HONDA MOTOR CO LTD
  • US11370457B2 patent drawing
  • US11370457B2 patent drawing
  • US11370457B2 patent drawing

AI summary

A vehicle control device of an embodiment includes a recognizer configured to recognize a peripheral situation of a vehicle and a controller configured to control a window portion of the vehicle, and the controller controls opening and closing of the window portion on the basis of a result of the recognizing has recognized a gesture which is performed by a user of the vehicle.