Patent ID: 9591973
Date: 2017-03-14
CPC Classifications: A61B,G01C

Claim:
1. A method for monitoring a distance traveled by a user using an arm-based pedometer, the method comprising: generating from an arm-based pedometer a plurality of signals corresponding to the movement of the user, the base-based pedometer comprising an optical sensor for generating a signal corresponding to a real-time heart rate of the user, an accelerometer for generating the plurality of signals, and a processor configured to perform a pedometer function using an adaptive threshold correction (W processing the plurality of signals at the processor to generate a distance traveled by the user; and displaying the distance traveled by the user on a display screen of the arm-based pedometer; wherein the optical sensor is selected from the group consisting of an optical sensor comprising a light-to-voltage photodetector capable of transmitting a digital signal, and at least one light emitting diode capable of radiating light ranging from 550 nanometers to 1100 nanometers, an optical sensor comprising a light-to-frequency photodetector capable of transmitting a digital signal, and at least one light emitting diode capable of radiating light ranging from 600 nanometers to 1100 nanometers, an optical sensor comprising a plurality of light-to-voltage photodetectors capable of transmitting a digital signal, and at least one light emitting diode capable of radiating light ranging from 550 nanometers to 1100 nanometers, an optical sensor comprising a plurality of light-to-frequency photodetectors capable of transmitting a digital signal, and at least one light emitting diode capable of radiating light ranging from 550 nanometers to 1100 nanometers, and an optical sensor comprising a light-to-voltage photodetector capable of transmitting a digital signal, and at least one light emitting diode capable of radiating light from 500 nanometers to 570 nanometers.