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Curtis A Vock, Dennis Darcy, Peter Flentov: System and method for non-wirelessly determining free-fall of a moving sportsman. PhatRat Technology, Lathrop & Gage, August 2, 2011: US07991565 (7 worldwide citation)

A system for determining airtime of a moving sportsman includes at least one accelerometer for detecting vibration or acceleration of the sportsman. A processor in communication with the at least one accelerometer processing signals from the accelerometer to determine free-fall. A pressure sensor ma ...


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Curtis A Vock, Dennis Sarcy, Peter Flentov: System And Method For Non-Wirelessly Determining Free-Fall Of A Moving Sportsman. March 10, 2011: US20110060550-A1

A system for determining airtime of a moving sportsman includes at least one accelerometer for detecting vibration or acceleration of the sportsman. A processor in communication with the at least one accelerometer processing signals from the accelerometer to determine free-fall. A pressure sensor ma ...