US Patent 7503878 Position monitoring device

In accordance with one embodiment of the present invention, a device for monitoring a movement of a user includes a sensor module, a processor, and a feedback module. The sensor module is capable of generating positional information describing a movement of a user. The processor is capable of determining based on the positional information that the user has performed a predetermined movement. The feedback module is capable of generating sensory feedback in response to determining that the user has performed the predetermined movement.