System for monitoring physical activity
First Claim
1. A system that monitors user activity, the system comprising:
- a wrist device comprising a curved body and an electronic circuitry supported by the body, the electronic circuitry comprising a first set of light emitting diodes arranged in a matrix form and forming a display unit, at least one motion sensor configured to measure physical motion caused by a user to the wrist device, a heart activity sensor based on optical heart activity sensing, and at least one processor configured to acquire motion measurement data from the at least one motion sensor, to process the motion measurement data into a motion activity metric, and to cause the display unit to display the motion activity metric, wherein the at least one processor is further configured to acquire heart activity measurement data from the heart activity sensor, to process the heart activity measurement data into a heart activity metric, and to cause the display unit to display the heart activity metric,and wherein the at least one processor is further configured to estimate a sleep index, the sleep index characterizing a user'"'"'s sleep quality and sleep time by using an activity sensor comprising at least one of said heart activity sensor and said at least one motion sensor; and
wherein the processor of the wrist device is further configured to determine an energy expenditure target, to determine at least one training intensity as a momentary training intensity from at least one of the motion measurement data and the heart activity measurement data, to compute from the momentary training intensity and a difference between the energy expenditure target and the energy expenditure accumulation value, at least one time duration needed to exercise with the determined momentary training intensity to reach the energy expenditure target, and to cause the first set of light emitting diodes to display the determined at least one time duration in connection with an indicator of a corresponding training intensity.
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Accused Products
Abstract
A system that monitors user activity includes a wrist device including a curved body and an electronic circuitry supported by the body. The electronic circuitry includes a first set of light emitting diodes arranged in a matrix form and forming a display unit, at least one motion sensor configured to measure physical motion caused by a user to the wrist device, and at least one processor configured to acquire motion measurement data from the at least one motion sensor, to process the motion measurement data into a motion activity metric, and to cause the display unit to display the motion activity metric. The at least one processor is further configured to acquire heart activity measurement data from a heart activity sensor, to process the heart activity measurement data into a heart activity metric, and to cause the display unit to display the heart activity metric.
25 Citations
20 Claims
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1. A system that monitors user activity, the system comprising:
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a wrist device comprising a curved body and an electronic circuitry supported by the body, the electronic circuitry comprising a first set of light emitting diodes arranged in a matrix form and forming a display unit, at least one motion sensor configured to measure physical motion caused by a user to the wrist device, a heart activity sensor based on optical heart activity sensing, and at least one processor configured to acquire motion measurement data from the at least one motion sensor, to process the motion measurement data into a motion activity metric, and to cause the display unit to display the motion activity metric, wherein the at least one processor is further configured to acquire heart activity measurement data from the heart activity sensor, to process the heart activity measurement data into a heart activity metric, and to cause the display unit to display the heart activity metric, and wherein the at least one processor is further configured to estimate a sleep index, the sleep index characterizing a user'"'"'s sleep quality and sleep time by using an activity sensor comprising at least one of said heart activity sensor and said at least one motion sensor; and wherein the processor of the wrist device is further configured to determine an energy expenditure target, to determine at least one training intensity as a momentary training intensity from at least one of the motion measurement data and the heart activity measurement data, to compute from the momentary training intensity and a difference between the energy expenditure target and the energy expenditure accumulation value, at least one time duration needed to exercise with the determined momentary training intensity to reach the energy expenditure target, and to cause the first set of light emitting diodes to display the determined at least one time duration in connection with an indicator of a corresponding training intensity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A system that monitors user activity, the system comprising:
a wrist device comprising a curved body and an electronic circuitry supported by the body, the electronic circuitry comprising a first set of light emitting diodes arranged in a matrix form and forming a display unit, at least one motion sensor configured to measure physical motion caused by a user to the wrist device, a heart activity sensor based on optical heart activity sensing, and at least one processor configured to acquire motion measurement data from the at least one motion sensor, to process the motion measurement data into a motion activity metric, and to cause the display unit to display the motion activity metric, wherein the at least one processor is further configured to acquire heart activity measurement data from the heart activity sensor, to process the heart activity measurement data into a heart activity metric, and to cause the display unit to display the heart activity metric, wherein the at least one processor is further configured to estimate a sleep index, the sleep index characterizing a user'"'"'s sleep quality and sleep time by using an activity sensor comprising at least one of said heart activity sensor and said at least one motion sensor, wherein the at least one processor is configured to divide the sleep time to a number of time periods of a predefined length, the predefined length being a length of a deep sleep time period and use a deep sleep threshold to detect which one or more of the number of deep sleep time periods are associated with deep sleep to estimate the sleep quality on the basis of a number of detected deep sleep time periods relative to the number of time periods and display the sleep index as a percentage of the detected deep sleep time period relative to the number of time periods.
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20. A system that monitors user activity, the system comprising:
a wrist device comprising a curved body and an electronic circuitry supported by the body, the electronic circuitry comprising a first set of light emitting diodes arranged in a matrix form and forming a display unit, at least one motion sensor configured to measure physical motion caused by a user to the wrist device, a heart activity sensor based on optical heart activity sensing, and at least one processor configured to acquire motion measurement data from the at least one motion sensor, to process the motion measurement data into a motion activity metric, and to cause the display unit to display the motion activity metric, wherein the at least one processor is further configured to acquire heart activity measurement data from the heart activity sensor, to process the heart activity measurement data into a heart activity metric, and to cause the display unit to display the heart activity metric, wherein the at least one processor is further configured to estimate a sleep index, the sleep index characterizing a user'"'"'s sleep quality and sleep time by using an activity sensor comprising at least one of said heart activity sensor and said at least one motion sensor, wherein the at least one processor is configured to divide the sleep time into a total number of time periods of a predefined length, the predefined length being a length of a deep sleep time period, use a deep sleep threshold to detect which one or more of the number of deep sleep time periods are associated with restless sleep, estimate the sleep quality on the basis of a number of detected restless sleep time periods relative to the total number of time periods and display the sleep index as a percentage of the detected restless sleep time period relative to the number of time periods.
Specification