?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F607%2F&rft.title=Haptic+Touchscreens&rft.creator=Cooker%2C+M.&rft.creator=Cribbin%2C+L.&rft.creator=Dellar%2C+P.&rft.creator=Fitt%2C+A.&rft.creator=Gaburro%2C+R.&rft.creator=Gibb%2C+T.&rft.creator=Kennedy%2C+J.&rft.creator=King%2C+J.&rft.creator=Kubat%2C+I.&rft.creator=Lapin%2C+V.&rft.creator=Lee%2C+W.&rft.creator=Murphy%2C+E.&rft.creator=Nolan%2C+C.&rft.creator=Parker%2C+J.&rft.creator=Power%2C+O.&rft.creator=Timoney%2C+C.&rft.subject=Technology%2FDevices&rft.subject=Solid+mechanics&rft.description=The+development+of+haptic+touchscreens%2C+that+is+touchscreens+with+the+ability+to+mimic+the+feel+of+a+real+keyboard%2C+would+be+a+significant+advance+in+the+mobile+phone+and+tablet+market.+This+report+investigates+one+possible+route+to+developing+such+touchscreens+using+piezoelectric+actuators+placed+at+the+edge+of+the+screen+and+driven+at+a+range+of+frequencies.%0D%0A%0D%0AThe+report+addresses+the+following+questions%3A+Can+an+array+of+piezoelectric+transducers+placed+round+the+edge+of+the+screen+create+localised+vibrations+in+the+right+physiological+range+to+produce+the+sensation+of+a+keyboard%3F+If+so+how+many+transducers+are+needed%3F+Where+should+they+be+placed%3F+How+should+they+be+driven%3F+We+consider+both+the+excitation+of+longitudinal+and+transverse+waves+but+do+not+discuss+surface+waves.&rft.date=2011&rft.type=Study+Group+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F607%2F1%2FAnalogDevices.pdf&rft.identifier=++Cooker%2C+M.+and+Cribbin%2C+L.+and+Dellar%2C+P.+and+Fitt%2C+A.+and+Gaburro%2C+R.+and+Gibb%2C+T.+and+Kennedy%2C+J.+and+King%2C+J.+and+Kubat%2C+I.+and+Lapin%2C+V.+and+Lee%2C+W.+and+Murphy%2C+E.+and+Nolan%2C+C.+and+Parker%2C+J.+and+Power%2C+O.+and+Timoney%2C+C.++(2011)+Haptic+Touchscreens.++%5BStudy+Group+Report%5D+++++