logging in or signing up ppt on brain computer interface tejarayal Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 7593 Category: Science & Tech.. License: All Rights Reserved Like it (2) Dislike it (0) Added: March 05, 2011 This Presentation is Public Favorites: 1 Presentation Description brain to computer interface Comments Posting comment... By: monika141189 (17 month(s) ago) please send me ppt ma id: monika.deshmukh@live.in Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Brain Computer Interface: Brain Computer Interface Presentation by Vinay Kumar 07r91a05a0Outlines: Outlines What is BCI? How does it work? Brain Wave Control Simple introduction of the brain Data Acquisition Apps Drawbacks & Future Q&ASlide 3: What is BCI?Slide 4: Brain -Computer Interface - Direct Neural Interface or Brain-Machine Interface Direct communication pathway between a brain and an external device. Research on BCIs began in the 1970s at the University of California Los AngelesHow does it work?: How does it work? Signal Acquisition Signal Processing DevicesBrain Wave Control: Brain Wave ControlBrain Wave Control: Brain Wave Control Active α (8 – 12 Hz): relaxed/reflecting β (12 – 30 Hz): alert/working - Training - MisjudgmentBrain Wave Control: Brain Wave Control Passive Evoked potentialsBrain Wave Control: Brain Wave Control Passive Evoked potentialsBrain Wave Control: Brain Wave Control Passive Evoked potentialsData Acquisition: Data AcquisitionData Acquisition: Data Acquisition Invasive BCIs Non-Invasive BCIs Partially-Invasive BCIs Wireless BCIsInvasive BCIs: Invasive BCIs Implanted: grey matter Signals: highest quality Scar-tissue build-up Target: repairing damaged sight providing new functionality to persons with paralysis Artificial Vision SystemElectrode Arrays: Electrode ArraysApp.- Artificial Vision: App.- Artificial Vision 4X4 16 pixels 8X8 64 pixels 12X12 144 pixels 16X16 256 pixels 32X32 1024 pixels 128X128 16384 pixelsNon-Invasive BCIs: Non-Invasive BCIs poor signal resolution power muscle implants and restore partial movement Interfaces EEG MEG MRIMEG: MEG Magnetoencephalography Magnetic Field: 10 -15 T ~10 -13 T (Weak!!) S.Q.U.I.D. Sensors Shielded RoomMagnetic Field: Magnetic FieldPartially-Invasive BCIs: Partially-Invasive BCIs Implanted: skull lower risk of forming scar-tissue in the brain Signal quality between invasive BCIs & non-invasive BCIsWireless BCIs: Wireless BCIs More practical Embedding multiple chips More complicated thoughts Transmission with RF key requirement: keep the heat downWireless BCIs: Wireless BCIs Size: 2cm in diameter 、 8cm thick Low cost Receive Distance: 10m ~ 50mDisadvantages: Disadvantages Headache Exhausting Laziness DegenerateFuture: Future Integrate with different territory From lab to factory Nursing and medical treatmentReferences: References http://spectrum.ieee.org/biomedical/devices/the-brainmachine-interface-unplugged/0 http://www.seeingwithsound.com/etumble.htm http://www.yct.com.tw/life/98drum/98drum17.pdf http://www.libertytimes.com.tw/2007/new/may/24/today-life3.htm http://hi.ctust.edu.tw/mediawiki/index.php/%E8%85%A6%E6%A9%9F%E4%BB%8B%E9%9D%A2%28BCI%29Q&A: Q&A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
ppt on brain computer interface tejarayal Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 7593 Category: Science & Tech.. License: All Rights Reserved Like it (2) Dislike it (0) Added: March 05, 2011 This Presentation is Public Favorites: 1 Presentation Description brain to computer interface Comments Posting comment... By: monika141189 (17 month(s) ago) please send me ppt ma id: monika.deshmukh@live.in Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Brain Computer Interface: Brain Computer Interface Presentation by Vinay Kumar 07r91a05a0Outlines: Outlines What is BCI? How does it work? Brain Wave Control Simple introduction of the brain Data Acquisition Apps Drawbacks & Future Q&ASlide 3: What is BCI?Slide 4: Brain -Computer Interface - Direct Neural Interface or Brain-Machine Interface Direct communication pathway between a brain and an external device. Research on BCIs began in the 1970s at the University of California Los AngelesHow does it work?: How does it work? Signal Acquisition Signal Processing DevicesBrain Wave Control: Brain Wave ControlBrain Wave Control: Brain Wave Control Active α (8 – 12 Hz): relaxed/reflecting β (12 – 30 Hz): alert/working - Training - MisjudgmentBrain Wave Control: Brain Wave Control Passive Evoked potentialsBrain Wave Control: Brain Wave Control Passive Evoked potentialsBrain Wave Control: Brain Wave Control Passive Evoked potentialsData Acquisition: Data AcquisitionData Acquisition: Data Acquisition Invasive BCIs Non-Invasive BCIs Partially-Invasive BCIs Wireless BCIsInvasive BCIs: Invasive BCIs Implanted: grey matter Signals: highest quality Scar-tissue build-up Target: repairing damaged sight providing new functionality to persons with paralysis Artificial Vision SystemElectrode Arrays: Electrode ArraysApp.- Artificial Vision: App.- Artificial Vision 4X4 16 pixels 8X8 64 pixels 12X12 144 pixels 16X16 256 pixels 32X32 1024 pixels 128X128 16384 pixelsNon-Invasive BCIs: Non-Invasive BCIs poor signal resolution power muscle implants and restore partial movement Interfaces EEG MEG MRIMEG: MEG Magnetoencephalography Magnetic Field: 10 -15 T ~10 -13 T (Weak!!) S.Q.U.I.D. Sensors Shielded RoomMagnetic Field: Magnetic FieldPartially-Invasive BCIs: Partially-Invasive BCIs Implanted: skull lower risk of forming scar-tissue in the brain Signal quality between invasive BCIs & non-invasive BCIsWireless BCIs: Wireless BCIs More practical Embedding multiple chips More complicated thoughts Transmission with RF key requirement: keep the heat downWireless BCIs: Wireless BCIs Size: 2cm in diameter 、 8cm thick Low cost Receive Distance: 10m ~ 50mDisadvantages: Disadvantages Headache Exhausting Laziness DegenerateFuture: Future Integrate with different territory From lab to factory Nursing and medical treatmentReferences: References http://spectrum.ieee.org/biomedical/devices/the-brainmachine-interface-unplugged/0 http://www.seeingwithsound.com/etumble.htm http://www.yct.com.tw/life/98drum/98drum17.pdf http://www.libertytimes.com.tw/2007/new/may/24/today-life3.htm http://hi.ctust.edu.tw/mediawiki/index.php/%E8%85%A6%E6%A9%9F%E4%BB%8B%E9%9D%A2%28BCI%29Q&A: Q&A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?