Mind Control – Array(Final Presentation)
Trenton Dunn,Trenton Dunn,
David Moreland,David Moreland,
Sabrina VellinoSabrina Vellino
April 23, 2002April 23, 2002
Potential Applications
Physically handicappedPhysically handicapped Mechanical prosthetics for amputeesMechanical prosthetics for amputees Communication with paralyzed patientsCommunication with paralyzed patients
EntertainmentEntertainment Physical and mental interactionPhysical and mental interaction Sensory responses received from gameSensory responses received from game
Applications (con’t)
Military applicationsMilitary applications ELF’s to manipulate thought, emotion, ELF’s to manipulate thought, emotion,
and physical conditionand physical condition Moving from chemical warfare into Moving from chemical warfare into
mental warfaremental warfare
Past Research and Applications
Mind ControlMind ControlConspiracy or Truth?Conspiracy or Truth?
Late 1960’sLate 1960’s Telemetry Telemetry Unknowing victimsUnknowing victims
Chapin’s LaboratoryChapin’s LaboratoryRat ProbingRat Probing
Probed neuron levels Probed neuron levels in rats brainin rats brain
Able to successfully Able to successfully train rats to use their train rats to use their brain to retrieve waterbrain to retrieve water
Past Research and Applications
Armstrong LaboratoryArmstrong LaboratoryRecent Advancement in Brain Wave UsageRecent Advancement in Brain Wave Usage
Sensors Sensors externallyexternally placed on pilot’s heads placed on pilot’s heads Flight simulator would bank left or right Flight simulator would bank left or right
depending on concentration of brain waves.depending on concentration of brain waves. Gloria Calhoun - successful in controlling Gloria Calhoun - successful in controlling
the simulator with brain waves alone.the simulator with brain waves alone.
Brainwaves
Delta:Delta: 0-4 Hz0-4 Hz
Theta:Theta: 4-7 Hz4-7 Hz
Alpha:Alpha: 8-13 Hz8-13 Hz
Beta:Beta: >14 Hz>14 Hz
Photos courtesy of www.sciam.comPhotos courtesy of www.sciam.com
EEG Utilization Helmet or Ear ClipsHelmet or Ear Clips AmplifiersAmplifiers
including differential including differential for noise reductionfor noise reduction
FiltersFilters monitor desired monitor desired
frequenciesfrequencies A/D ConverterA/D Converter
convert raw data to convert raw data to digital for processingdigital for processing
Photo courtesy of babylab.rutgers.edu
Currently Available Devices BrainMasterBrainMaster
$975$975.00.00 Braintrainer EEGBraintrainer EEG
$795$795.00.00 PODPOD
$717.24 (1-channel) and $922.84 (2-channel) $717.24 (1-channel) and $922.84 (2-channel) Waverider Jr. Waverider Jr.
$950.00 $950.00 Mindset EEG Mindset EEG
$2,195.00 $2,195.00
Current Design-highlights
Differential amplifierDifferential amplifier Silver/chloride coated electrodesSilver/chloride coated electrodes Direct coupled inputsDirect coupled inputs
Current Design-alternatives
Operate IC at low bias pointOperate IC at low bias point
Signal output feed to filters designed to Signal output feed to filters designed to separate out alpha, beta, and theta separate out alpha, beta, and theta frequenciesfrequencies
Testing OscilloscopeOscilloscope
Look for FFT spike at 1HzLook for FFT spike at 1Hz BetaBeta
Increase caffeine in subject’s system Increase caffeine in subject’s system Promote active thinkingPromote active thinking
ThetaTheta No caffeine intake for 24 hoursNo caffeine intake for 24 hours Produce drowsiness from NyquilProduce drowsiness from Nyquil
Testing cont’
Must decipher between the 4 basic Must decipher between the 4 basic brainwave patternsbrainwave patterns
Multiple amplifiers for use of the helmet for Multiple amplifiers for use of the helmet for more in-depth experimentationmore in-depth experimentation
Post Testing: Two Possibilities
Fix / Re-build CircuitFix / Re-build Circuit Use DesignUse Design
Current Design
Testing
Fix / Rebuild
Use Design (Main Goal)
Testing / Rebuild / Use process for brain wave project.
Fix / Re-build
Add Notch Filters to External Amplifier.Add Notch Filters to External Amplifier. Re-Design to Increase Gain of Amplifier.Re-Design to Increase Gain of Amplifier. Find new circuit diagram from patents.Find new circuit diagram from patents. Build new circuit.Build new circuit. Repeat testing.Repeat testing.
Use Design
Use A/D Converter to input to Use A/D Converter to input to microprocessormicroprocessor
Input Microprocessor signals into computer Input Microprocessor signals into computer via USB or Serial Connection. via USB or Serial Connection.
Write HDL or High Language (C++, Java) Write HDL or High Language (C++, Java) code for using brain waves.\code for using brain waves.\
Create multiple channels for use of brain Create multiple channels for use of brain waves. waves.
Order of Events
Ordered parts and suppliesOrdered parts and supplies Played the waiting gamePlayed the waiting game Worked on other areas of the projectWorked on other areas of the project Encountered ProblemEncountered Problem Solved Problem and Started TestingSolved Problem and Started Testing
Oscilloscope Testing
HP 54165B Capable of FFT TestingHP 54165B Capable of FFT Testing TDS 3054 Lab Scope Used for TestingTDS 3054 Lab Scope Used for Testing
Problem Encountered
Old Amplifier was having problemsOld Amplifier was having problems
Loop back circuit (AD620) was not Loop back circuit (AD620) was not soldered correctlysoldered correctly
Caused the output to be locked highCaused the output to be locked high Re-soldering Fixed this problemRe-soldering Fixed this problem
Problem with New Circuit
Need to break AGND connection on board Need to break AGND connection on board more thoroughlymore thoroughly
Testing Continued
FFT at 60HzFFT at 60Hz Spike correspond to Spike correspond to
lights in the roomlights in the room
Testing Continued
FFT from 0-15 HzFFT from 0-15 Hz Indeed measuring Indeed measuring
brainwavesbrainwaves Difficult to decipher Difficult to decipher
between different between different types of brainwavestypes of brainwaves
Ideas for Next Semester
Secure a sound and frequency free area for the Secure a sound and frequency free area for the amplifier and test subject amplifier and test subject
Perform the tests with few subjects in the room.Perform the tests with few subjects in the room. No electrical appliances, including lights should No electrical appliances, including lights should
be plugged in, or on, except for the scope when be plugged in, or on, except for the scope when testing is performed.testing is performed.
Repeat the tests on 2-4 day intervals and average Repeat the tests on 2-4 day intervals and average the results. the results.
Conclusion
Amplifier is capable of measuring Amplifier is capable of measuring brainwavesbrainwaves
More defined environment needed for More defined environment needed for testingtesting
Learn how to use brain waves for Learn how to use brain waves for application purposesapplication purposes
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