Haptic system by mps su
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GUIDED BYGUIDED BY:- :- PRESENTED BYPRESENTED BY:-:-Mr. SK JaiswalMr. SK Jaiswal Mahendra Pratap SinghMahendra Pratap SinghHODHOD ECE 3rd YearECE 3rd Year
ECE Dept. ECE Dept. 11252310101125231010
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OUTLINEOUTLINE
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INTRODUCTIONINTRODUCTION
‘ ‘Haptics’ is derived from the Greek word ‘haptikos’Haptics’ is derived from the Greek word ‘haptikos’ which means-”being able to come into contact ” which means-”being able to come into contact ” (THE SCIENCE OF TOUCH) (THE SCIENCE OF TOUCH)
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WHAT IS ‘HAPTICS’ ?WHAT IS ‘HAPTICS’ ?
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The TechnologyThe Technology
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TACTILE FEEDBACKTACTILE FEEDBACK
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FORCE FEEDBACKFORCE FEEDBACK
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WORKING OF HAPTICSWORKING OF HAPTICS
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HAPTIC RENDERINGHAPTIC RENDERING
1) It is the technique to compute the interaction forces b/w the haptic interface and virtual object.
2) Ensure that the haptic device correctly renders such forces on the human operator.
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CLASSIFICATIONCLASSIFICATION
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VIRTUAL REALITYVIRTUAL REALITY
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IMPORTANCE OF VIRTUAL REALITYIMPORTANCE OF VIRTUAL REALITY
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HAPTIC FEEDBACKHAPTIC FEEDBACK BASIC BLOCK DIAGRAM BASIC BLOCK DIAGRAM
MAIN ELEMENTSMAIN ELEMENTS1) Simulation Engine1) Simulation Engine2) Haptic Rendering Algorithms2) Haptic Rendering Algorithms3) Transducers3) Transducers
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HAPTIC DEVICESHAPTIC DEVICES
It allows users to touch, feel and manipulate It allows users to touch, feel and manipulate 3-D objects in virtual environments 3-D objects in virtual environments
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HOW ARE HAPTIC DEVICES DIFFERENT?HOW ARE HAPTIC DEVICES DIFFERENT?
• Common interface devices like mouse and Common interface devices like mouse and joystick are only input devices. No feedback.joystick are only input devices. No feedback.
• Haptic devices are input-output devices.Haptic devices are input-output devices.
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SOME POPULARLY USED HAPTIC INTERFACING SOME POPULARLY USED HAPTIC INTERFACING
DEVICESDEVICES....Exoskeletons devicesExoskeletons devicesCybergloveCyberglovePhantom.Phantom.
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EXOSKELETONS DEVICE EXOSKELETONS DEVICE These devices have hard outer shell that These devices have hard outer shell that
exists on many creatures and they covers the exists on many creatures and they covers the users.users.
their large size and immobile nature allow for their large size and immobile nature allow for the generation of large and varied force the generation of large and varied force information.information.
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CYBERGLOVECYBERGLOVE
Devoloped by Devoloped by Immersion Immersion corp. corp.1)It has 4 DOF for each 1)It has 4 DOF for each finger.finger.2)It adapted different 2)It adapted different size of fingers.size of fingers.3)In the absence of real 3)In the absence of real object,human is capable object,human is capable to feel that object with to feel that object with wearing Cyberglove.wearing Cyberglove.
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PHANTOM PHANTOM
1)Devoloped by Sensable Tech. 1)Devoloped by Sensable Tech.
2) 6 DOF device.2) 6 DOF device.
3) Pen based interaction.3) Pen based interaction.
4) Serial linkage.4) Serial linkage.
5) Force feedback.5) Force feedback.
6) The break-through 6) The break-through performanceperformancein the field of haptics.in the field of haptics.
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APPLICATIONSAPPLICATIONS
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1.VIRTUAL REALITY1.VIRTUAL REALITY
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2.TELE-PRESENCE2.TELE-PRESENCE
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3.GAMES3.GAMES
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4.SURGICAL SIMULATION & MEDICAL 4.SURGICAL SIMULATION & MEDICAL TRAININGTRAINING
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5.MILITARY TRAINING5.MILITARY TRAINING
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LIMITATIONS OF HAPTICSLIMITATIONS OF HAPTICS
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CONCLUSIONCONCLUSION
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REFERENCESREFERENCES
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