Method and system for processing electroencephalogram for monitoring sleeping state

An EEG signal and sleep state technology, applied in the field of sleep assistance, can solve problems such as low EEG signal processing efficiency, and achieve the effect of improving processing efficiency
CN106473705AActive Publication Date: 2017-03-08GUANGZHOU SHIYUAN ELECTRONICS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
GUANGZHOU SHIYUAN ELECTRONICS CO LTD
Publication Date
2017-03-08

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Abstract

The invention relates to a method and a system for processing electroencephalogram for monitoring sleeping state. The method comprises the following steps: collecting the electroencephalogram generated in the sleeping process of a user; performing wavelet decomposition on the electroencephalogram, regulating wavelet coefficient after decomposition and filtering the noise; extracting a delta wave frequency band, a theta wave frequency band, an alpha wave frequency band and a beta wave frequency band of the electroencephalogram in wavelet reconstruction and respectively calculating the characteristic quantity of the delta wave frequency band, the theta wave frequency band, the alpha wave frequency band and the beta wave frequency band; confirming the characteristic information corresponding to the type of the sleeping state recognition task according to the characteristic quantity of the delta wave frequency band, the theta wave frequency band, the alpha wave frequency band and the beta wave frequency band. On the basis of the technical scheme provided by the invention, the filtering and noise reduction are realized in wavelet decomposition, the characteristic quantity calculation is realized in wavelet reconstruction and the processing efficiency of the electroencephalogram is increased.
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Description

technical field

[0001] The invention relates to the technical field of sleep aids, in particular to a method and system for processing brain electrical signals for sleep state monitoring. Background technique

[0002] During sleep, the human body undergoes a process of self-relaxation and recovery, so good sleep is a basic condition for maintaining good health; however, due to work pressure, irregular life schedule and other reasons, some people have poor sleep quality , manifested as insomnia, waking up in the middle of the night, etc.

[0003] There are already some devices on the market to help people fall asleep and improve the quality of sleep. For example, in a specific sleep state, manual intervention such as sound and light signals can be used to avoid waking up the user in a deep sleep state. For devices that assist sleep, in order to really achieve the purpose of improving the user's sleep quality, it is very important to correctly identify the user's sleep state...

Claims

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