Patent ID: 9446287
Filing Date: 2016-09-20
CPC Classification: A61B,A63B

Claim Text:
1. A method comprising: receiving a signal generated by a foot-based sensor during athletic activity performed by a user, wherein the signal comprises a plurality of samples; processing the signal based on a rolling standard deviation; identifying, from the rolling standard deviation processed signal, a sequence of three samples in the signal that corresponds to a physical foot-step taken by the user, wherein the sequence of three samples includes a first heelstrike sample, a toe-off sample and a second heelstrike sample; determining a pace of the user based on an elapsed time between at least two of the first heelstrike, toe-off and second heelstrike samples; and responsive to having received a user request to determine a pace during the athletic activity, providing the determined pace to a user display device.