Electronic Mask Air Filter Module for Low-Impedance Particle Deflection
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Solution Overview
Problem
Existing masks, particularly cloth and surgical masks, are uncomfortable and inefficient in preventing the transmission of very fine particulate matter, such as viruses and bacteria, due to issues with breath impediment, moisture retention, and limited effectiveness in preventing both inhalation and exhalation of harmful substances, while also failing to protect others from the wearer.
Innovation Solution
An electronically-enabled mask system with an Air Filter Module (AFM) that includes an electrostatic field (EF) generator and electromagnetic field (EMF) generator, combined with a microcontroller system, to ionize and deflect harmful particles, and a UV LED panel for sterilization, ensuring minimal breath impediment and enhanced protection against particulate matter.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cloth or surgical masks are used to prevent transmission of particulate matter, then protection against viruses and bacteria is improved, but breath impediment and moisture retention increase
Solution Approach 1:
The patent replaces mechanical filtration systems (cloth layers, surgical mask materials) with an electronic field-based system. An electrostatic field generator creates an electrostatic barrier that actively repels charged particulate matter, while an electromagnetic field generator deflects particles using Lorentz force. This substitution eliminates the need for dense mechanical filters that impede breath, allowing larger openings while maintaining protection.
Solution Approach 2:
The patent changes the state of protection from passive mechanical blocking to active field-based repulsion. By applying high voltage to generate electrostatic fields and using electromagnetic fields with adjustable frequency and intensity, the system dynamically controls particle deflection. This allows the mask to maintain protection effectiveness while permitting greater airflow and reducing moisture accumulation compared to static mechanical filters.
2Reliability
If standard masks are used to block harmful particles, then inhalation protection is improved, but exhalation of harmful substances is not prevented
Solution Approach 1:
The patent employs dynamic field reversal to address bidirectional protection. The electromagnetic field generator can rapidly reverse its field direction in response to detected breath orientation (inhalation vs. exhalation). During inhalation, the field configuration protects the wearer from incoming particles; during exhalation, the field reverses to deflect outgoing particles away from others. This dynamic adaptation enables the mask to provide both inhalation protection and exhalation containment.
Solution Approach 2:
The system incorporates sensors that detect breath orientation and provide feedback to the control system. Based on this feedback, the electromagnetic field generator adjusts its field direction and intensity in real-time. When exhalation is detected, the system activates the deflection field to prevent harmful substances from escaping, thereby protecting others from the wearer's exhaled particles.
3Reliability
If electronic fields are used to deflect particles, then protection effectiveness is improved, but device complexity increases
Solution Approach 1:
The patent divides the electronic protection system into distinct functional modules: an electrostatic field generator for primary particle repulsion, an electromagnetic field generator for particle deflection, sensor systems for breath detection, and a control unit for field management. This segmentation allows each component to be optimized independently and facilitates easier maintenance and replacement. The modular architecture reduces overall system complexity compared to a monolithic electronic system.
Solution Approach 2:
The control system is designed to manage multiple field generators and sensor types through a unified interface. The electromagnetic field generator can operate in different modes (deflection, repulsion, sterilization) based on detected conditions. This multi-functionality reduces the need for separate dedicated systems for each function, thereby managing complexity while maintaining comprehensive protection capabilities.
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
The system effectively prevents the entry and exit of harmful particles with minimal breath impediment, offering high protection and comfort by using electrostatic and electromagnetic fields to deflect particles and incorporating UV sterilization for self-cleaning, thus improving mask efficacy and user experience.
Implementation Method 1
an electrostatic field (EF) generator... adapted for providing directional polarization to particles ionized by the EF generator
Implementation Method 2
particles ionized by the EF generator
Implementation Method 3
an electromagnetic field (EMF) generator adjacent the EF generator and adapted for providing directional polarization to particles ionized by the EF generator
Implementation Method 4
a UV LED panel for sterilization
Data Source
AI summary
Battery-powered smart electronic Air Filter Module (AFM) adapted for retention in an orifice of a face mask and adapted to be positioned in front of the user's mouth for prevention of transmission to or from the wearer of harmful particulates, bacteria, and viruses with less impediment of the wearer's breathing or speaking, comprising: an electrostatic field (EF) generator, an electromagnetic field (EMF) generator under intelligent breath sensor control adjacent the EF generator and adapted for providing directional polarization to particles ionized by the EF generator, anterior and posterior porous frame portions retaining the EF generator, and an electronic microcontroller system operatively connected with, and adapted to selectively energize, the EF generator and the EMF generator.