The electroencephalogram (EEG) is vital for analyzing brain electrical activity in medical diagnosis and research. Aiming at the limitations of large size, high price, and inability to monitor EEG activity daily, a wireless wearable EEG measuring device was designed for patients with epilepsy. The designed system, with its low-power Bluetooth module, EEG acquisition module, and motion module, is not only efficient but also user-friendly. The system works at a sampling rate of 250 Hz for 8 channels and transmits data to a host computer or cell phone via Bluetooth. In addition, head movements are also recorded for behavior analysis. The results showed that the designed system has low noise and high-resolution performance, meeting the requirements for daily EEG measurement. The key benefit of this new device is its convenience and efficiency, providing a more user-friendly and effective tool for EEG monitoring, which could benefit seizure recording for patients with epilepsy in a home environment.
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