Handheld Electronic Nose for Rapid Headspace Source Identification

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Solution Overview

Problem

There is an unmet need for convenient, rapid, and reliable detection of chemicals, gases, and odors using portable handheld devices.

Innovation Solution

A handheld electronic device with a sample delivery component and detection component, coupled to an electronic processor, analyzes a headspace of a sample using sensory arrays and image detection, and compares the analysis to stored digital signatures to identify the source of the sample.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional detection devices are used, then chemical and gas detection capability is provided, but convenience, speed, and reliability are insufficient

Engineering Contradiction:

Improvedetection reliabilityVSAvoiddetection device complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The detection system is segmented into distinct functional modules: a sample delivery component for collecting headspace, a detection component with sensory array for chemical analysis, and an electronic processor for data analysis. This modular segmentation allows each component to be optimized independently while improving overall reliability without excessive complexity.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The handheld device integrates multiple functions into a single portable unit: chemical detection, gas detection, image capture, and audio analysis. This multi-functionality consolidates what would otherwise require multiple separate devices, improving reliability through integrated operation while reducing overall system complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Speed

If rapid identification is achieved, then detection speed is improved, but measurement precision may be compromised

Engineering Contradiction:

Improvedetection speedVSAvoidsubstance identification precision

Core Design Contradiction:

SpeedVSMeasurement precision

Solution Approach 1:

The system performs preliminary actions by pre-collecting and storing reference spectral signatures of known chemicals and gases in the electronic processor. When a sample is analyzed, the system rapidly compares the detected spectral pattern against this pre-stored reference database, enabling fast identification while maintaining high precision through comprehensive reference data.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system replaces traditional mechanical or manual detection methods with electronic spectral analysis. The detection component captures chemical signatures electronically, and the electronic processor performs rapid digital pattern recognition and comparison, achieving both speed and precision through electronic rather than mechanical processes.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If portable handheld format is used, then ease of operation is improved, but device complexity increases

Engineering Contradiction:

ImproveportabilityVSAvoidhandheld device complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges previously separate detection systems, image capture devices, and processing units into a single integrated handheld platform. The sample delivery component, detection component, image capture device, and electronic processor work together as a unified portable system, improving ease of operation through consolidation while managing complexity through functional integration.

Inventive Principle:

Principle #5Merging (Combining)

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 rapid and accurate identification of chemicals, gases, and odors, enhancing user interaction through multiple sensing modalities and geographic information for improved detection accuracy.

Implementation Method 1

The detection component can analyze the headspace. The headspace analysis can determine presence and ratio of chemical, physical, and/or visual substances the make-up the headspace.

Methodology Applied

Scientific EffectChemical detection:

Implementation Method 2

using a sensory array and digital signal processing

Methodology Applied

Scientific EffectSensory array detection:

Data Source

PatentUS12613229B2Mobile communications device with electronic nose

Publication Date: 2026.04.28 AMIN ALEXANDER HIMANSHU

AI summary

Systems and methods for a mobile electronic system that gathers and analyzes odors, airborne chemicals and/or compounds. The system includes a sample delivery component that can gather airborne substances and/or gaseous substances. A detection component can detect the presences of chemicals, substances, and/or visual gases in a sample. Analyzed samples can be compared with known substance and/or odor analysis. In addition, the source of the sample can be determined. Accordingly, odor, gas, and/or airborne substance identification can be accomplished.