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2004
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Giveaway wireless sensors for large-group interaction

12 years 8 days ago
Giveaway wireless sensors for large-group interaction
We have developed a small, handheld or wearable, wireless motion sensor that sends out a short RF pulse whenever it is jerked. The hardware is minimal, as it mainly includes only a piezoelectric foil accelerometer, a CMOS timer, and a single-transistor 300 MHz RF transmitter. As such, the onboard battery should last for many years, and the cost is
Mark Feldmeier, Joseph A. Paradiso
Added 01 Dec 2009
Updated 01 Dec 2009
Type Conference
Year 2004
Where CHI
Authors Mark Feldmeier, Joseph A. Paradiso
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