Bits-1 AJG 10/2010 The University of Massachusetts Lowell Bits Anthony J. Gabrielson October 5, 2010
Dec 20, 2015
The University of Massachusetts LowellBits - 2
AJG 10/2010
Papers
• A sign of the times: A composite input device for human-computer interactions
• A Survey on the Development of Multi-touch Technology
The University of Massachusetts LowellBits - 3
AJG 10/2010
Composite Input Device
• Hand is equipped with sensors and sign language is used for input
• Sensors: – 3 axis accelerometers – switches– pressure sensors
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AJG 10/2010
Multi-touch Technology
• Current Input has limited degrees of freedom
– Mouse: 2 DOF
• As prices drop new technology needs to be considered
• FMTSID: multi-point touch sensor-based device ~1985• Diamond Touch: multi-user touch- sensitive surface (Mitsubishi Electric Research Laboratories)• Smart Skin: Multi- touch system - higher resolution ratio (Sony)• iPhone: first mobile device with access to multi-touch technology (Apple)• Everywhere Display: Camera & projector; turns a common touch screen into an interactive display• PlayAnywhere: Simple Front Facing Camera• FTIR: Beams of LED reach the surface of the screen from the touch-screen cross-section will reflect• Microsoft Surface: Simple Front Facing Camera