Patent ID: 8180591
Filing Date: 2012-05-15
Classification: A61B,A63B,G01C,G01P,G06F,G08B,G16H,G16Z

Abstract:
1. A portable monitoring device, adapted to couple to a body of a user, to calculate a number of stairs or flights of stairs traversed by the user, the portable monitoring device comprising: a housing having a physical size and shape that is adapted to couple to the body of the user; a motion sensor, disposed in the housing, to detect motion of the user and, in response thereto, to generate data which is representative of motion of the user; an altitude sensor, disposed in the housing, to sample an altitude of the user in response to a sample signal, wherein, in response to sampling the altitude of the user, the altitude sensor generates data which is representative of a change in altitude of the user; and processing circuitry, disposed in the housing and coupled to the motion sensor and the altitude sensor, to: