Gesture-Controlled Aerosol Interface Using MEMS Motion Sensing

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Solution Overview

Problem

Existing aerosol delivery devices, such as electronic cigarettes, face challenges in replicating the sensations of traditional smoking without combustion or pyrolysis, and there is a need for advanced manufacturing techniques to improve their functionality and user experience.

Innovation Solution

An aerosol delivery device incorporating a housing with a motion sensor and microprocessor that detects user gestures to control operational elements, such as power state and aerosol precursor composition levels, using MEMS-based sensors and electrical signals to recognize patterns and perform associated operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If gesture recognition technology is added to aerosol delivery devices, then user interaction and control are enhanced, but device complexity increases

Engineering Contradiction:
Improveuser interactionVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The motion sensor system is designed to recognize multiple different gestures (tilt, shake, rotate, tap) using the same sensor hardware and processing architecture, allowing a single component to perform multiple user interaction functions rather than requiring separate sensors for each gesture type

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

Solution Approach 2:

Traditional mechanical buttons, switches, or dials are replaced with gesture recognition technology that uses motion sensors to detect user intentions through body movements, eliminating the need for physical contact with the device and reducing mechanical component complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If motion sensors and microprocessors are integrated into the housing, then gesture detection capability is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvegesture detection capabilityVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The motion sensor and microprocessor are integrated within the existing housing structure of the aerosol delivery device, combining multiple functional components into a unified assembly that simplifies the manufacturing process compared to separate modular components

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing serves multiple functions: it provides structural protection, houses the motion sensor and microprocessor, and acts as the interface for gesture detection, reducing the need for additional dedicated components and simplifying manufacturing

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances user interaction and control over the device, providing personalized experiences by allowing gesture-based operation and feedback on battery and aerosol levels, while maintaining efficient aerosol production without combustion, thus improving user satisfaction and device functionality.

Implementation Method 1

the motion sensor includes a tilt sensor, microelectromechanical systems-based (MEMS-based) accelerometer, MEMS-based gyroscope

Methodology Applied
Scientific EffectMEMS-based acceleration detection: Accelerometer

Data Source

PatentEP4052600A1Gesture recognition user interface for an aerosol delivery device
Publication Date: 2022.09.07 RAI STRATEGIC HOLDINGS INC
  • EP4052600A1 patent drawingFigure 1
  • EP4052600A1 patent drawingFigure 2
  • EP4052600A1 patent drawingFigure 3~4

AI summary

An aerosol delivery device is provided that includes a housing, motion sensor and microprocessor. The motion sensor is within the housing and configured to detect a defined motion of the aerosol delivery device caused by user interaction with the housing to perform a gesture. The motion sensor may be configured to convert the defined motion to an electrical signal. The microprocessor or motion sensor, then, may be configured to receive the electrical signal, recognize the gesture and an operation associated with the gesture based on the electrical signal, and control at least one functional element of the aerosol delivery device to perform the operation.