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Published byBruce Crawford Modified over 9 years ago
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Matt Waldersen (Presenting) T.J. Strzelecki Rick Schuman Krishna Jharjaria
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The proposed project will be a mobile brain-computer interface. Computer applications will be presented to the user through commercially available video glasses. An EOG and commercially available EEG will be mounted inside of a common enclosure and will enable the user to navigate and select various applications. A microcontroller will be used to acquire the EOG and EEG signals, the EEG signals will be analyzed by an FPGA and a Intel Atom mother board will control the virtual reality environment as well as execute all of the computer applications
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1) An ability to encode/decode data packets from a NeuroSky EEG. 2) An ability for a user to select applications based on signals from a NeuroSky EEG. 3) An ability for a user to navigate between different applications on a display using EOG signals. 4) An ability for the system to interactively train the user to effectively operate the device. 5) An ability to display a live video stream from an external camera module, and integrate applications into the video system.
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Google’s “project glass” is an augmented reality head-mounted display. Expected to be commercially available sometime between 2013-2014. Interface with the user through accelerometers and voice recognition software.
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PROS Enables the user to interface with the device. Features a transparent display. Features a tested and reliable mobile operating system. CONS Physically awkward Expensive (~$1500) User cannot interact with the device inconspicuously.
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Arduino Eyeboard Developed by Luis Cruz. The product is an arduino shield that uses EOG signals to control a computer application
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PROS The design is open-source and is designed specifically to aid people with disabilities. Operates on a very common and user friendly platform. Affordable. CONS Digital display varies with head position. Doesn’t isolate digital and analog circuitry. Significant distance between electrodes and analog circuitry. Doesn’t operate a wide variety of computer applications.
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Emotive Epoc Headset Multi-electrode consumer EEG headset Claims to be able to detect player thoughts, feelings and expressions.
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PROS Best commercially available EEG on the market right now. Only product with “thought detection” Multi-electrode design allows for a wider variety of data. Built in gyroscope CONS Highly suggested that electrodes are moistened for optimal use. Multi-electrode design not visually appealing. Is not a stand alone device Lacks “socially redeeming” apps Feature creep dilemma
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The system should be a mobile. The system should be as affordable as possible. EOG circuitry should be isolated as much as possible Mount the EOG as close as possible to the electrode The digital display should be mounted in front of the user. The system should have a significant amount of processing power on a reliable platform. The system should be an inconspicuous and effective means of interacting with an augmented reality platform.
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Rechargeable batteries for continued use and mobility. Pico-ITX motherboard is small and light weight. NeuroSky EEG is the cheapest commercially available EEG on the market. Hockey Helmet is a durable and affordable enclosure for a HMD Sub-systems broken up into modules rather than one giant PCB
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SIZE (MM) Charging Module: 28.8 x 14.8 x 1.9 Battery (x2): 67 x 40 x 13 Pico-ITX: 100 x 72 dsPIC: 14 x 14 x 1 WEIGHT (G) Battery (x2): 86 EEG: 90 Video Glasses: 85 FPGA: 7 Total: 268 (0.59 lbs) + helmet
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Video glasses are mounted directly in front of the user’s eyes The use of an EOG maximizes the field of view
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Features Powerful Intel Atom Processor. Drivers and support packages offered on a variety of operating systems Project-Specific Success Criteria Enough Processing Power on a Reliable Platform
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Combination of EOG and EEG allows for a new inconspicuous and effective means of interacting with an augmented-reality head mounted display. Physically resembles devices currently in use.
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