A Robotic Fingerspelling HandIntroductionHuman FingerspellingVideos:Gallaudet HandColleaguesRalph (Robotic alphabet) Fingerspelling HandRalph with Leslie StahlBenefitsA Robotic Fingerspelling HandDavid L. Jaffe, MSIntroduction• Educational background• Employment background• What I do now:– projects– tools used– colleaguesHuman FingerspellingHuman fingerspelling (:27)Videos:• First Design – Dexter I• Next Design – Dexter II• Feeling Dexter II• Discover the World of ScienceGallaudet HandColleaguesJim Anderson, Dave Jaffe, and Doug Schwandt with Ralph.Photo/article: Bob Frost, “Helping Hand,”West Magazine, San Jose Mercury News, May 2, 1999.Ralph (Robotic alphabet) Fingerspelling Hand • Features – translation of serial ASCII to fingerspelling gestures – acts as a display device– works with letter pairs – eight degrees of freedom• Applications– communication to people who are deaf/blind – prosthetic mechanical or myoelectric hand – robotic end-effector – exo-skeleton hand exerciser – VR use with position / force feedback• Commercialization Effort– working with companies on fingerspelling application productInvestigator:David L. Jaffe, MSDesign/Fabrication:Douglas Schwandt, MSJames Anderson, JEMDavid L. Jaffe, MSRalph with Leslie StahlRalph on 60 Minutes (:43)Benefits• Access to additional information sources:– Computer–TV– Closed captioning•Privacy• Independence•
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