Patent ID: 9568994
Date: 2017-02-14
CPC Classifications: A61B,A63B,G06F

Claim:
1. A media-playback device for aligning play back of media content to foot strikes for a user performing a running activity, the media-playback device comprising: a content output device that operates to output media content; a cadence-acquiring device comprising a movement-determining device and a cadence-determination engine configured to determine a cadence based on movement data captured by the movement-determining device, wherein the movement-determining device comprises three orthogonally-oriented accelerometers and the cadence-determination engine is configured to: a phase-delay calibration engine configured to determine phase delay values for at least one cadence value, wherein the phase-delay calibration engine determines the phase delay values based at least in part on a time required to detect a foot strike within the running activity; a cadence-based media content selection engine configured to identify a media content item based on the cadence determined by the cadence-acquiring device, wherein the media content item comprises music with a tempo that corresponds to the cadence; and a phase-aligned media playback engine configured to: