Research Article
Noninvasive Electroencephalogram Based Control of a Robotic Arm for Writing Task Using Hybrid BCI System
Table 1
The control commands of hybrid BCI.
| | | SPDTBS | SSVEP-based BCI frequency | Control command |
| | Brain activity based on imagined unilateral hand movements (motor imagery) and SSVEP | Left hand imagination | 6 Hz | Forward | | 7.5 Hz | Backward | | 8.57 Hz | Left | | 10 Hz | Right | | Idle | No command | | Right hand imagination | 6 Hz | No function | | 7.5 Hz | No function | | 8.57 Hz | Upward | | 10 Hz | Downward | | Idle | No command |
| | Muscles activity (EMG artifacts) | “Teeth clenching” state | Stop |
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