Multi-purpose Computing Device for Aerosol Generation Control

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing electrically operated smoking systems lack advanced functionality and are often costly to enhance, with limited capabilities beyond basic heating control.

Innovation Solution

An electrically operated aerosol-generating system that integrates an aerosol-forming assembly with a multi-purpose computing device, enabling advanced control of heating profiles through software applications and two-way data transfer, utilizing a battery unit to reduce current draw from the computing device and allowing for additional features like remote data updates and user interface interactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If basic control electronics are used in handheld smoking systems, then device simplicity is maintained, but functionality is limited and cost enhancement is expensive

Engineering Contradiction:
ImprovefunctionalityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies multi-functionality by enabling a smartphone (a general-purpose computing device) to perform multiple functions: controlling the heating element, storing heating profiles, managing battery charging, and providing user interface interactions. This eliminates the need for dedicated control electronics in the smoking device itself, thereby enhancing functionality while maintaining simplicity of the core aerosol-generating assembly.

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

2Device complexity

If the computing device supplies all electrical current to the heater, then device integration is simplified, but power consumption from the computing device battery increases

Engineering Contradiction:
Improvedevice integrationVSAvoidpower consumption
Core Design Contradiction:
Device complexityVSUse of energy by moving object

Solution Approach 1:

The patent merges the power supply functions of two separate sources: the computing device battery and a dedicated battery unit. The control software intelligently manages both power sources, allowing them to work together to supply current to the heating element. This reduces the power consumption burden on the computing device battery while maintaining simple integration through a unified control interface.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If advanced heating control features are added, then user customization is improved, but device cost and complexity increase

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

Solution Approach 1:

The patent uses the smartphone's existing software platform and processing capabilities to implement advanced heating control features. Instead of adding dedicated hardware for each feature, the system copies the control logic into software applications running on the smartphone. This allows for highly customizable heating profiles, user preferences, and control interfaces without increasing the physical complexity of the aerosol-generating assembly.

Inventive Principle:
Principle #26Copying

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

Provides enhanced functionality and cost-effectiveness by leveraging existing multi-purpose devices for aerosol generation, allowing for customizable heating profiles and reduced power consumption, while maintaining device usability for non-aerosol related tasks.

Implementation Method 1

at least one electric heater for heating the aerosol-forming substrate

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

heating the aerosol-forming substrate to a temperature sufficient to vaporise a proportion of the aerosol former and/or the tobacco material

Methodology Applied
Scientific EffectVaporization: Evaporation

Data Source

PatentEP3179871B1Aerosol-generating system comprising multi-purpose computing device
Publication Date: 2023.01.25 PHILIP MORRIS PRODUCTS SA
  • EP3179871B1 patent drawingFigure 1
  • EP3179871B1 patent drawingFigure 2
  • EP3179871B1 patent drawingFigure 3~4

AI summary

There is provided an electrically operated aerosol-generating system(10)comprising an aerosol-generating assembly(16)comprising an aerosol-forming substrate(54), at least one electric heater(52)for heating the aerosol-forming substrate(54), a first data storage device (50), and a first electrical connector(24). The system(10)further comprises a multi-purpose computing device(12)comprising a supply of electrical energy(38), a multi-purpose user interface(30), at least one user input device(30), a second data storage device(34), a plurality of software applications installed on the second data storage device(34), a microprocessor (36), and a second electrical connector(18). The first and second electrical connectors(18, 24) are configured to enable two-way data transfer between the multi-purpose computing device (12)and the aerosol-generating assembly(16), and to enable a supply of electrical current from the supply of electrical energy(38)to the at least one electric heater(52). At least one of the software applications(32)is configured to control a supply of electrical current to the at least one electric heater(52)in accordance with a predetermined heating profile stored on at least one of the first and second data storage devices (34, 50).