Smoking Article Identification Marking for Adaptive Heating Control

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Solution Overview

Problem

Existing electrically heated smoking systems face issues with compatibility and user experience due to the use of incompatible smoking articles, leading to poor performance and potential damage, and lack advanced detection capabilities for differentiating between various articles.

Innovation Solution

Incorporating identification information, such as visible, UV, IR, phosphorescent, or metallic ink, on smoking and cleaning articles to enable detection and differentiation by a detector within the system, allowing tailored heating protocols and optimized power usage based on the identified article type.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a detector with optical sensors and identification information is incorporated to distinguish and adapt to different articles, then the adaptability and user experience are improved, but the device complexity increases

Engineering Contradiction:
Improveadaptability to different articlesVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical identification systems with optical detection. Optical sensors detect identification information (such as optical codes or reflective patterns) printed or embedded on the articles, enabling automatic recognition and differentiation of various article types without mechanical interfaces or complex switching mechanisms.

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

Solution Approach 2:

The patent uses optical copies or representations of identification information (such as optical codes, barcodes, or reflective patterns) on the articles to convey article type information. The detector reads these optical copies to identify the article, avoiding the need for physical or mechanical verification systems.

Inventive Principle:
Principle #26Copying

2Reliability

If tailored heating protocols are applied based on article type, then the performance and safety are optimized, but the control system complexity increases

Engineering Contradiction:
Improvesafety and performanceVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic heating protocols that automatically adjust heating parameters (temperature, power, duration) based on the detected article type. The control system transitions from static, fixed heating cycles to dynamic, adaptive heating sequences that respond to real-time identification results, optimizing performance for each article category.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent establishes a feedback loop where the detector identifies the article type, the controller processes this information, and the heating element adjusts its operation accordingly. This closed-loop system uses identification feedback to automatically select appropriate heating protocols, ensuring safety and performance optimization without manual intervention.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If the system distinguishes between various articles, then the compatibility is improved, but the manufacturing complexity increases

Engineering Contradiction:
ImprovecompatibilityVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent extracts the identification function from the article structure itself and implements it as a separate, simple optical marker or code that can be applied during standard manufacturing. This separates the identification requirement from the core article manufacturing process, allowing articles to be produced using existing methods with an added, easily applied identification layer.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs a universal optical identification system that can differentiate multiple article types using a single detection mechanism. Rather than requiring different detection systems for different articles, one optical detector can recognize various article types through different optical codes or patterns, simplifying both manufacturing and system design.

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 experience by ensuring compatibility and safety, optimizing power consumption, and providing timely heating protocols, while preventing misuse of counterfeit articles and facilitating tracking of usage patterns.

Implementation Method 1

the identification information is printed on the article. Preferably, the identification information includes visible ink, ultra violet (UV) ink, infra red (IR) ink, phosphorescent ink, fluorescent ink or metallic ink

Methodology Applied
Scientific EffectLight reflection: Reflection

Implementation Method 2

a detector capable of detecting the presence of the article in the cavity and distinguishing the article from other articles, based on the identification information

Methodology Applied
Scientific EffectOptical detection: Photoelectric Effect

Data Source

PatentUS12623260B2Article including identification information for use in an electrically heated smoking system
Publication Date: 2026.05.12 PHILIP MORRIS USA INC
  • US12623260B2 patent drawing
  • US12623260B2 patent drawing
  • US12623260B2 patent drawing

AI summary

A smoking article includes identification information encoded on the smoking article. The smoking article can be used with an electrically heated smoking system having a detector for detecting the smoking article and distinguishing the smoking article from other articles based on the identification information. A cleaning article includes identification information encoded on the cleaning article. The cleaning article cleans an electrically heated smoking system having a detector for detecting the cleaning article and distinguishing the cleaning article from other articles based on the identification information. An electrically heated smoking system for receiving an article configured for use with the smoking system includes: a cavity for receiving the article having identification information encoded thereon, a heating element, a power supply, electrical hardware, and a detector capable of detecting the presence of the article in the cavity and distinguishing the article from other articles based on the identification information.