Personalized Humidification System Using Multi-Sensor Feedback

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Solution Overview

Problem

Conventional humidifier devices often fail to provide effective humidification as they rely solely on humidity sensors to reach a target humidity set point, neglecting environmental and user-specific factors such as location and respiratory conditions.

Innovation Solution

A method for providing personalized humidification by integrating environmental and physiological sensors to determine optimal humidity levels based on environmental parameters and user-specific physiological data, allowing for real-time adjustments and recommendations for humidifier placement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional humidifier devices use only humidity sensors to reach a target humidity set point, then the device can maintain a predetermined humidity level, but it fails to account for environmental and user-specific factors such as location and respiratory conditions

Engineering Contradiction:
Improveadaptability to user-specific conditionsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The humidifier system is enhanced with multiple sensors (environmental sensors for temperature, air quality, location; physiological sensors for respiratory conditions, heart rate, body temperature) to perform multiple functions beyond simple humidity control, including health monitoring and personalized adaptation

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

Solution Approach 2:

The system continuously monitors environmental and physiological parameters and uses this feedback to dynamically adjust humidification levels, creating a closed-loop control system that adapts to changing conditions and user needs

Inventive Principle:
Principle #23Feedback

2Reliability

If the humidifier device simply adjusts humidity according to a set point, then the control mechanism is simple, but it provides insufficient benefit to users with specific respiratory conditions or when the set point is incorrect for the environment

Engineering Contradiction:
Improveeffectiveness of humidificationVSAvoidsensor integration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system uses physiological sensors to detect user conditions (respiratory rate, heart rate, body temperature) and environmental sensors to monitor conditions (temperature, air quality), providing continuous feedback that enables reliable and effective humidification adjustments

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system automatically determines optimal humidification levels and device placement based on sensor data without requiring user input or manual adjustment, making the complex sensor integration transparent to the user

Inventive Principle:
Principle #25Self-service

3Productivity

If the humidifier device does not consider user location or environmental conditions, then the device structure remains simple, but the humidification effectiveness is reduced when the device is not optimally positioned or the environment requires different humidity levels

Engineering Contradiction:
Improvehumidification effectivenessVSAvoidsensor and processing complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system uses location sensors and environmental sensors to determine optimal device placement and operating conditions in advance, and provides recommendations to users before suboptimal conditions develop

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces manual positioning and adjustment with electronic sensors (location sensors, environmental sensors) and automated control algorithms that continuously optimize device placement and humidification levels

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

Data Source

PatentUS12220537B2Systems, methods and devices for smart humidification
Publication Date: 2025.02.11 RESMED SENSOR TECH LTD
  • US12220537B2 patent drawing
  • US12220537B2 patent drawing
  • US12220537B2 patent drawing

AI summary

Disclosed are methods, systems, and devices for providing a personalized humidification level. A control system receives, from a first sensor, one or more environmental parameters regarding conditions of the environment. The control system receives, from a second sensor, one or more physiological parameters associated with a user within the environment. The control system determines an action associated with a desired change in the humidity within the environment based, at least in part, on the one or more environmental parameters and the one or more physiological parameters. The control system causes, at least in part, a performance of the action associated with the change in the humidity in the environment based, at least in part, on moisture outputted by a humidifier module. The methods and devices perform the same functionality as the control system.