Monaural Beat Mixing for Speaker-Based Sleep Induction
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Solution Overview
Problem
Existing methods for inducing sleep using monaural beats are inconvenient as they require headphones and do not maximize sleep effect, especially when alpha waves are selected.
Innovation Solution
A method that generates and mixes monaural beats by loading frequency data for delta, theta, and alpha waves, adjusts decibels, and outputs them as a single analog wave file, allowing for brainwave entrainment without the need for headphones, using a normal speaker.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If binaural beat technique is used for brain wave induction, then sleep induction effect is improved, but user convenience deteriorates because headphones or earphones are required
Solution Approach 1:
The patent replaces the binaural beat technique (which requires headphones/earphones) with a monaural beat technique that can be output through ordinary speakers. The monaural beat is generated by adding a carrier wave to the brain wave signal, creating a beat frequency that can be perceived through standard audio output devices without requiring specialized headwear, thus improving user convenience while maintaining sleep induction effectiveness
2Ease of operation
If simple monaural beat output is used for convenience, then ease of operation is improved, but sleep effect is insufficient
Solution Approach 1:
The patent segments the monaural beat output into multiple frequency components corresponding to different brain wave types (delta, theta, alpha waves). Each brain wave type is processed separately and then combined, allowing the system to target specific sleep stages and maximize sleep induction effectiveness while maintaining the convenience of monaural output through speakers
Solution Approach 2:
The patent creates a composite audio signal by combining multiple monaural beats at different frequencies (delta, theta, alpha) into a single output signal. This composite approach enhances the overall sleep induction effect by simultaneously targeting multiple brain wave states, while still using simple speaker output for convenience
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
This method improves brainwave entrainment for sleep induction in a shorter time and maximizes sleep effect by using monaural beats that can be output through any audio device, providing comfortable sleep without the need for headphones.
Implementation Method 1
research on brain wave control technology that enables a user to tune brain waves having frequencies the user desires is being actively conducted
Implementation Method 2
a so-called binaural beat technique is used as sound stimulation for brain wave induction
Data Source
AI summary
A method for layering and mixing monaural beats to help sleep is proposed. In the method for layering and mixing the monaural beats, a plurality of monaural beats is mixed and output in a waveform to help sleep, so as to generate a plurality of monaural beats by loading a plurality of pieces of frequency data according to a selected brain wave waveform, adjust decibels of the plurality of monaural beats, and generate one analog wave file by mixing the plurality of adjusted monaural beats, whereby brainwave entrainment may be further improved and performed in a short time.