Aerosol Heater Profile Switching for Mixed Article Types

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Solution Overview

Problem

Aerosol generating devices face challenges in maintaining optimal atomizing performance due to varying temperature profiles required for different types of aerosol generating articles, necessitating an adaptive solution to adjust heater temperature settings based on the inserted article type.

Innovation Solution

An aerosol generating device equipped with a sensor to detect the type of aerosol generating article and a processor to display a user interface allowing users to select a suitable temperature profile for the heater, ensuring optimal atomizing performance for each article type.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed temperature profile is used for the heater, then the device structure remains simple, but optimal atomizing performance cannot be maintained for different types of aerosol generating articles

Engineering Contradiction:
Improveadaptability to different aerosol generating article typesVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by enabling the heater temperature profile to vary based on the detected type of aerosol generating article. The processor adjusts heating parameters (temperature, duration) according to the article type, allowing optimal atomization for different materials without requiring multiple dedicated heating systems.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent implements feedback through a sensor that detects the type of aerosol generating article inserted into the device. This detection information is fed back to the processor, which then automatically selects and applies the appropriate temperature profile, creating a closed-loop system that adapts to different article types.

Inventive Principle:
Principle #23Feedback

2Reliability

If the heater temperature is automatically adjusted based on article type detection, then optimal atomizing performance is achieved, but the device requires additional sensors and processing complexity

Engineering Contradiction:
Improvereliability of atomizing performanceVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sensor detects article type and provides feedback to the processor, which automatically selects the appropriate temperature profile. This closed-loop feedback mechanism ensures reliable atomization performance while automating the adjustment process, reducing the need for manual user intervention and configuration.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-service by automatically detecting the article type and selecting the appropriate heating parameters without user input. The processor autonomously adjusts the temperature profile based on sensor data, eliminating the need for users to manually configure settings for different article types.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If users can manually select temperature profiles, then flexibility is provided, but user error may lead to heating incorrect articles

Engineering Contradiction:
Improveease of operationVSAvoidharmful factors from unintentional heating
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The sensor provides automatic feedback about the inserted article type to the processor, which then selects the appropriate temperature profile. This eliminates manual selection errors by automatically matching the heating parameters to the correct article type, preventing harmful overheating or inadequate heating.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The sensor acts as an intermediary between the user and the heating system. Instead of users directly selecting temperature profiles, the sensor mediates by detecting article type and translating this information into appropriate heating parameters, reducing the risk of user error.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables users to adjust the heater temperature profile according to the type of aerosol generating article, enhancing smoking convenience and preventing unintentional heating of incorrect articles, thus maintaining optimal performance and user safety.

Implementation Method 1

a sensor positioned to be adjacent to the accommodation space, and a processor configured to detect a type of the aerosol generating article inserted in the accommodation space through the sensor

Methodology Applied
Scientific EffectSensor detection:

Implementation Method 2

a heater configured to heat an aerosol generating article inserted in the accommodation space

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

the aerosol generating device may be capable of generating an aerosol by heating an aerosol generating material in a liquid or solid state with a heater to a predetermined temperature

Methodology Applied
Scientific EffectThermal energy transfer: Conduction (thermal)

Implementation Method 4

based on a user input on the user interface, controlling power supplied to a heater

Methodology Applied
Scientific EffectPower control:

Data Source

PatentUS20240196985A1Aerosol generating device and operating method thereof
Publication Date: 2024.06.20 KT&G CO LTD
  • US20240196985A1 patent drawing
  • US20240196985A1 patent drawing
  • US20240196985A1 patent drawing

AI summary

An aerosol generating apparatus includes: a housing comprising an accommodation space into which an aerosol generating article is inserted; a heater heating an aerosol generating article inserted in the accommodation space; a display arranged on the housing; a sensor positioned to be adjacent to the accommodation space; and a processor configured to detect a type of the aerosol generating article inserted in the accommodation space through the sensor, wherein the processor is further configured to, when the type of the aerosol generating article inserted in the accommodation space is different from a type of a previously inserted aerosol generating article, display a user showing various types of the aerosol generating article through the display.