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Emotiv Epoc/EEG/BCI

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Suhail Khan
Suhail Khan

Technical seminar on a brain computer interfacing device known as emotiv epoc and its working principles eeg and bci.

Technology
1 of 27
Technical Seminar on “Emotiv Epoc/EEG/BCI” By Suhail Ahmed Khan 1RN07EC096
Introduction ,[object Object],[object Object]
[object Object],[object Object],[object Object]
Working Principles ,[object Object]
[object Object],[object Object]
[object Object],[object Object],[object Object]
Biological Neuron Biological Terminology ANN terminology Neuron Node/unit/cell Synapse Connection/link Synaptic Efficiency Connection Strength/weight Firing frequency Node output
McCulloch-Pitts Model ,[object Object],[object Object],[object Object],[object Object],[object Object]
Back Propagation Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object]
Hardware Components ,[object Object],[object Object]
Specifications Number of Channels 14 (plus CMS/DRL references) Channel names (Int. 10-20 locations) AF3, AF4, F3, F4, F7, F8, FC5, FC6, P7, P8, T7, T8, O1, O2 Sampling method Sequential sampling, Single ADC Sampling rate ~128Hz (2048Hz internal) Resolution 16 bits (14 bits effective) 1 LSB = 1.95μV Bandwidth 0.2 - 45Hz, digital notch filters at 40Hz and 60Hz Dynamic range (input referred) 256mVpp Coupling mode AC coupled Connectivity Proprietary wireless, 2.4GHz band Battery type Li-poly Battery life (typical) 12 hours Impedance measurement Contact quality using patented system
Operation
Training ,[object Object]
[object Object],[object Object]
Software ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],consumer_key = '31003554381037423100354838003750' research_key = '31003954381037423100394838003750'   sensorBits = { 'F3': [10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7], 'FC6': [214, 215, 200, 201, 202, 203, 204, 205, 206, 207, 192, 193, 194, 195], 'P7': [84, 85, 86, 87, 72, 73, 74, 75, 76, 77, 78, 79, 64, 65], 'T8': [160, 161, 162, 163, 164, 165, 166, 167, 152, 153, 154, 155, 156, 157], 'F7': [48, 49, 50, 51, 52, 53, 54, 55, 40, 41, 42, 43, 44, 45], 'F8': [178, 179, 180, 181, 182, 183, 168, 169, 170, 171, 172, 173, 174, 175] } classEmotivPacket (object): def__init__ (self, data): self . counter = ord(data[0]) self . sync = self . counter == 0xe9 self . gyroX = ord(data[29]) - 102 self . gyroY = ord(data[30]) - 104 #assert ord(data[15]) == 0  
 
Applications ,[object Object],[object Object]
Present Applications ,[object Object],[object Object],[object Object]
Developer Applications ,[object Object],[object Object],[object Object]
[object Object],[object Object]
Advantages/Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Current Status ,[object Object],[object Object]
Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object]
Questions
Video

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Emotiv Epoc/EEG/BCI

  • 1. Technical Seminar on “Emotiv Epoc/EEG/BCI” By Suhail Ahmed Khan 1RN07EC096
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  • 7. Biological Neuron Biological Terminology ANN terminology Neuron Node/unit/cell Synapse Connection/link Synaptic Efficiency Connection Strength/weight Firing frequency Node output
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  • 12. Specifications Number of Channels 14 (plus CMS/DRL references) Channel names (Int. 10-20 locations) AF3, AF4, F3, F4, F7, F8, FC5, FC6, P7, P8, T7, T8, O1, O2 Sampling method Sequential sampling, Single ADC Sampling rate ~128Hz (2048Hz internal) Resolution 16 bits (14 bits effective) 1 LSB = 1.95μV Bandwidth 0.2 - 45Hz, digital notch filters at 40Hz and 60Hz Dynamic range (input referred) 256mVpp Coupling mode AC coupled Connectivity Proprietary wireless, 2.4GHz band Battery type Li-poly Battery life (typical) 12 hours Impedance measurement Contact quality using patented system
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