Patent ID: 11857143
Assignee: APPLE INC.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 10:
11. A wireless wearable computer, comprising:
one or more motion sensors;
a heart rate sensor;
one or more processors;
memory storing instructions that when executed by the one or more processors, cause the one or more processors to perform operations comprising:
establishing a wireless communication connection with a fitness machine;
obtaining, using the communication connection, machine data from the fitness machine while a user is engaged in a workout session on the fitness machine and wearing the wireless wearable computer, the machine data comprising first data that describes the fitness machine and second data that describes fitness metrics associated with the workout session and that are specific to the fitness machine;
obtaining, from the heart rate sensor, heart rate data of the user;
determining a work rate caloric expenditure by applying a work rate calorie model to the machine data;
determining a calibrated maximal oxygen consumption of the user based on the heart rate data and the work rate caloric expenditure;
determining a heart rate caloric expenditure by applying a heart rate calorie model to the heart rate data and the calibrated maximal oxygen consumption of the user; and
sending to the fitness machine or other device, at least one of the work rate caloric expenditure or the heart rate caloric expenditure, or storing at least one of the work rate caloric expenditure or the heart rate caloric expenditure on the wireless wearable computer, the fitness machine or the other device.