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THE HUMAN BODY AS TOUCH SCREENTHE HUMAN BODY AS TOUCH SCREEN
IntroductionIntroduction
 Skinput allows the user to simply tapSkinput allows the user to simply tap
their skin in order ...
What is SkinputWhat is Skinput
 Skinput turns the body into a touchSkinput turns the body into a touch
screen surface.scr...
Principle of SkinputPrinciple of Skinput
 It listens to vibrations in your body.It listens to vibrations in your body.
 ...
Technology UsedTechnology Used
 Skinput, the system is a combination ofSkinput, the system is a combination of
two techno...
Pico ProjectorPico Projector
 It is also known as pocket projector orIt is also known as pocket projector or
mobile proje...
Bio-AcousticsBio-Acoustics
 Study of sound waves inside living body.Study of sound waves inside living body.
 When a fin...
Longitudinal Waves:Longitudinal Waves:
These waves travel through the rigidThese waves travel through the rigid
tissues of...
Bio-Acoustics: SensingBio-Acoustics: Sensing
 These signals need to be sensed andThese signals need to be sensed and
work...
Percent AccuracyPercent Accuracy
AdvantagesAdvantages
 No need to interact with the gadgetNo need to interact with the gadget
directly.directly.
 Don’t h...
ApplicationsApplications
 MobileMobile
 GamingGaming
 I-podsI-pods
 An aid to paralyzed persons.An aid to paralyzed pe...
Future ImplicationsFuture Implications
 With small sized Pico-projectors, SkinputWith small sized Pico-projectors, Skinpu...
ConclusionConclusion
 This approach is to appropriate theThis approach is to appropriate the
human body as an input inter...
THANKYOU
Skinput
Skinput
Skinput
Skinput
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Transcript of "Skinput"

  1. 1. THE HUMAN BODY AS TOUCH SCREENTHE HUMAN BODY AS TOUCH SCREEN
  2. 2. IntroductionIntroduction  Skinput allows the user to simply tapSkinput allows the user to simply tap their skin in order to control audiotheir skin in order to control audio devices, play games, make phone calls.devices, play games, make phone calls.  It uses the sensors to determine where theIt uses the sensors to determine where the user taps on their skin.user taps on their skin.
  3. 3. What is SkinputWhat is Skinput  Skinput turns the body into a touchSkinput turns the body into a touch screen surface.screen surface.  Skinput is an “input technology” mainlySkinput is an “input technology” mainly used to control mobile devices.used to control mobile devices.  Skinput is named because it uses theSkinput is named because it uses the human skin as an input devices orhuman skin as an input devices or tracking surface.tracking surface.
  4. 4. Principle of SkinputPrinciple of Skinput  It listens to vibrations in your body.It listens to vibrations in your body.  Skinput also responds to the various handSkinput also responds to the various hand gestures.gestures.  The arm is an instrument.The arm is an instrument.
  5. 5. Technology UsedTechnology Used  Skinput, the system is a combination ofSkinput, the system is a combination of two technologies: the ability to detect thetwo technologies: the ability to detect the ultra low frequency sound and the ‘pico’ultra low frequency sound and the ‘pico’ projectors.projectors.  Pico projector applies the use of projectorPico projector applies the use of projector in a hand held device.in a hand held device.  An acoustic detector detects the ultra lowAn acoustic detector detects the ultra low frequency.frequency.
  6. 6. Pico ProjectorPico Projector  It is also known as pocket projector orIt is also known as pocket projector or mobile projector.mobile projector.  The system comprises three main parts:The system comprises three main parts:  The Laser light sourceThe Laser light source  The Combiner opticsThe Combiner optics  The Scanning mirrorThe Scanning mirror
  7. 7. Bio-AcousticsBio-Acoustics  Study of sound waves inside living body.Study of sound waves inside living body.  When a finger taps the skin, severalWhen a finger taps the skin, several distinct forms of acoustic energy aredistinct forms of acoustic energy are produced.produced.  Longitudinal WavesLongitudinal Waves  Transverse WavesTransverse Waves
  8. 8. Longitudinal Waves:Longitudinal Waves: These waves travel through the rigidThese waves travel through the rigid tissues of the arm, exciting the waves,tissues of the arm, exciting the waves, which can respond to the mechanicalwhich can respond to the mechanical vibrations by tapping on a rigid body.vibrations by tapping on a rigid body. TransverseWaves:TransverseWaves: Tapping on soft regions of the armTapping on soft regions of the arm creates higher amplitude transversecreates higher amplitude transverse waves.waves.
  9. 9. Bio-Acoustics: SensingBio-Acoustics: Sensing  These signals need to be sensed andThese signals need to be sensed and worked upon.worked upon.  This is done by wearing the wave sensorThis is done by wearing the wave sensor arm band.arm band.
  10. 10. Percent AccuracyPercent Accuracy
  11. 11. AdvantagesAdvantages  No need to interact with the gadgetNo need to interact with the gadget directly.directly.  Don’t have to worry about keypad.Don’t have to worry about keypad.  People with larger fingers get trouble inPeople with larger fingers get trouble in navigating tiny buttons and keypads onnavigating tiny buttons and keypads on mobile phones. With skinput this problemmobile phones. With skinput this problem disappears.disappears.
  12. 12. ApplicationsApplications  MobileMobile  GamingGaming  I-podsI-pods  An aid to paralyzed persons.An aid to paralyzed persons.
  13. 13. Future ImplicationsFuture Implications  With small sized Pico-projectors, SkinputWith small sized Pico-projectors, Skinput oriented systems, are an emerging trend.oriented systems, are an emerging trend.  Research is carried out for smaller wristResearch is carried out for smaller wrist watch sized sensor arm band.watch sized sensor arm band.
  14. 14. ConclusionConclusion  This approach is to appropriate theThis approach is to appropriate the human body as an input interface.human body as an input interface.  It described a wearable bio-acoustic arrayIt described a wearable bio-acoustic array used to detect and localize finger tap onused to detect and localize finger tap on the hand and the forearm.the hand and the forearm.  This system performs well even when theThis system performs well even when the body is in motion.body is in motion.
  15. 15. THANKYOU
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