Universal Detector Calibrant for Biological Odor Detection
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Solution Overview
Problem
Current methods lack standardized practices to ensure the reliability and suitability of biological detectors, such as detection canines, on a daily basis, due to unknown mechanisms of odor detection and potential cross-detection issues.
Innovation Solution
Development of calibration compounds and methods to train and test biological detectors using a universal calibration compound that is non-toxic, stable, and not commonly found in the environment, allowing for reliable assessment and calibration of their detection capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If biological detectors are used for odor detection without standardized calibration, then detection sensitivity and reliability are improved, but the validity and consistency of detection results deteriorate
Solution Approach 1:
The patent applies parameter changes by systematically varying calibration compound parameters (concentration, volatility, odor threshold, chemical structure) to establish standardized calibration protocols. This resolves the contradiction by transforming the undefined detection parameters into controlled, measurable variables that ensure both reliability and validity of biological detector results
Solution Approach 2:
The patent introduces calibration compounds as intermediary substances that mediate between the biological detector and the target odors. These intermediaries provide a standardized reference system that validates detection accuracy without interfering with the natural detection mechanism, thus maintaining both reliability and measurement precision
2Productivity
If detection canines are trained to detect specific odors in their operational environment, then detection capability is improved, but cross-detection of non-target odors increases
Solution Approach 1:
The patent applies local quality by selecting calibration compounds with specific localized properties (distinct odor profiles, specific volatility ranges, unique chemical structures) that differ from target odors. This enables training the biological detector to recognize specific odor characteristics without generalizing to all odors, thus improving detection capability while reducing cross-detection interference
Solution Approach 2:
The patent segments the odor detection spectrum by using calibration compounds that represent distinct odor categories or characteristics. This segmentation allows the biological detector to be trained on specific odor features independently, improving specificity for target detection while minimizing false responses to non-target odors
3Ease of manufacture
If calibration compounds are selected from commonly available substances, then ease of manufacture is improved, but detection accuracy deteriorates due to environmental familiarity
Solution Approach 1:
The patent applies copying by creating simplified proxy compounds that replicate the essential detection characteristics of target odors without being the actual target substances. These proxy calibration compounds are easier to manufacture and handle while maintaining the sensory properties needed for accurate detector calibration, thus balancing ease of manufacture with detection accuracy
Data Source
AI summary
A method of calibrating a biological detector can include training a biological detector to detect a calibration compound, wherein the calibration compound comprises an odor that is detectable by the biological detector and is not used in an environment for which the biological detector is trained to detect odors, presenting the biological detector with a device comprising the calibration compound, and determining whether the biological detector will alert to the calibration compound.