NOTIFICATION DEVICE, EXERCISE ANALYSIS SYSTEM, NOTIFICATION METHOD, NOTIFICATION PROGRAM, EXERCISE SUPPORT METHOD, AND EXERCISE SUPPORT DEVICE

• US 20160030808A1
• Filed: 07/30/2015
• Published: 02/04/2016
• Est. Priority Date: 07/31/2014
• Status: Active Grant

• Current Assignee: Seiko Epson Corporation (Seiko Group)
• Original Assignee: Seiko Epson Corporation (Seiko Group)
• Inventors: UCHIDA, Shuji, Sasahara, Hideo, Matsumoto, Kazumi
• Granted Patent: US 9,875,400 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06V 40/23 Recognition of whole body movements, e.g. for sport training
• CPC Class Codes: G09B 19/0038 Sports

Abstract

A notification device includes a difference calculation section adapted to calculate differences between index values of a plurality of indexes, which are calculated by analyzing an exercise of a user using an inertial sensor, and are related to an athletic ability of the user, and target values set to the respective indexes, an index selection section adapted to select some of the indexes based on the differences with respect to the respective indexes, and an output section adapted to output the some of the indexes selected.

Claims

1. A notification device comprising:

a difference calculation section adapted to calculate differences between index values of a plurality of indexes, which are calculated by analyzing an exercise of a user using an inertial sensor, and are related to an athletic ability of the user, and target values set to the respective indexes;

an index selection section adapted to select some of the indexes based on the differences with respect to the respective indexes; and

an output section adapted to output the some of the indexes selected.

2. The notification device according to claim 1, wherein

the index selection section selects the indexes larger in the difference than other indexes as the some of the indexes.

3. The notification device according to claim 1, wherein

the index selection section selects the indexes smaller in the difference than other indexes as the some of the indexes.

4. The notification device according to claim 1, further comprising:

a normalization section adapted to normalize the differences with respect to the respective indexes,

wherein the index selection section selects the some of the indexes based on the differences normalized with respect to the respective indexes.

5. The notification device according to claim 4, wherein

the index selection section selects a predetermined number of the indexes having the largest differences normalized.

6. The notification device according to claim 5, wherein

the index selection section selects none of the indexes in a case in which all of the differences normalized are smaller than a threshold value.

7. The notification device according to claim 4, wherein

the index selection section selects a predetermined number of the indexes having the smallest differences normalized.

8. The notification device according to claim 7, wherein

the index selection section selects none of the indexes in a case in which all of the differences normalized are larger than a threshold value.

9. The notification device according to claim 1, further comprising:

a target value setting section adapted to set the target values corresponding to a speed of the user with respect to the respective indexes using correspondence information between the speed of the user and the respective target values of the indexes.

10. The notification device according to claim 1, wherein

the indexes are at least one of landing-below-center of gravity, propulsive efficiency, flow of leg, a running pitch, and a landing impact.

11. The notification device according to claim 1, wherein

the output section outputs the some of the indexes selected as one of sounds different from each other and vibrations different from each other.

12. An exercise analysis system comprising:

the notification device according to claim 1; and

an exercise analysis device adapted to analyze the exercise of the user using the detection result of the inertial sensor to calculate the index values of the indexes.

13. A notification method comprising:

calculate differences between values, which are calculated by analyzing an exercise of a user using a detection result of an inertial sensor, and respective target values with respect to a plurality of indexes related to an athletic ability of the user;

selecting some of the indexes based on the differences with respect to the respective indexes; and

making a notification of the some of the indexes selected.

14. A notification program adapted to make a computer execute a process comprising:

calculate differences between values, which are calculated by analyzing an exercise of a user using a detection result of an inertial sensor, and respective target values with respect to a plurality of indexes related to an athletic ability of the user;

selecting some of the indexes based on the differences with respect to the respective indexes; and

performing a control of making a notification of the some of the indexes selected.

15. A notification device comprising:

an output section adapted to periodically make a notification of at least one of a first period corresponding to a target value of a grounding time of a foot of a user, and a second period corresponding to a target value of a flying time of a foot of the user during an exercise of the user.

16. The notification device according to claim 15, wherein

the output section makes the notification using at least one of a sound and a vibration.

17. The notification device according to claim 15, wherein

the output section makes the notification of the first period using a first notification medium, and makes the notification of the second period using a second notification medium different from the first notification medium.

18. The notification device according to claim 15, further comprising:

a notification mode selection section capable of selecting one of a first mode of making the notification of the first period without making the notification of the second period and a second mode of making the notification of the second period without making the notification of the first period.

19. The notification device according to claim 18, wherein

the notification mode selection section is capable of selecting a third mode of making both of the notification of the first period and the notification of the second period.

20. The notification device according to claim 15, further comprising:

a target value setting section adapted to set the target value of the grounding time and the target value of the flying time based on predetermined information in the exercise of the user.

21. The notification device according to claim 20, wherein

the predetermined information is information of the grounding time.

22. The notification device according to claim 20, wherein

the predetermined information is information of a running pitch.

23. The notification device according to claim 20, wherein

the predetermined information is information of running speed.

24. The notification device according to claim 20, wherein

the predetermined information is information calculated using a detection result of an inertial sensor.

25. An exercise analysis system comprising:

the notification device according to claim 24; and

an exercise analysis device adapted to calculate the predetermined information using the detection result of the inertial sensor.

26. A notification method comprising:

periodically making a notification of at least one of a first period corresponding to a target value of a grounding time of a foot of a user, and a second period corresponding to a target value of a flying time of a foot of the user during an exercise of the user.

27. A notification program adapted to make a computer execute a process comprising:

periodically making a notification of at least one of a first period corresponding to a target value of a grounding time of a foot of a user, and a second period corresponding to a target value of a flying time of a foot of the user during an exercise of the user.

28. An exercise support method comprising:

making a notification of a fact that a form of running is in an unstable state in a case in which an amplitude value of a vibration along a vertical direction of a user in running has exceeded a threshold value.

29. The exercise support method according to claim 28, further comprising:

estimating the form of the user using the amplitude value of the vibration,

wherein the notification includes a recommendation of a form different from the form estimated in the making a notification in a case of the unstable state.

30. The exercise support method according to claim 29, further comprising:

calculating duration of the form estimated in the making a notification,

wherein the recommendation is made in a case in which the unstable state has been determined, and the duration fulfills a predetermined condition.

31. An exercise support device comprising:

a determination section adapted to determine that a form of running is in an unstable state in a case in which an amplitude value of a vibration along a vertical direction of a user in running has exceeded a threshold value,

wherein a predetermined notification is made in a case in which the unstable state has been determined.