System and method for analyzing postures

• US 8,425,292 B2
• Filed: 12/19/2011
• Issued: 04/23/2013
• Est. Priority Date: 05/20/2011
• Status: Active Grant

• Current Assignee: Techedge Holdings Limited (Atom Xquare Corp. Ltd.)
• Original Assignee: Perception Digital Limited (Atom Xquare Corp. Ltd.)
• Inventors: Lui, Ho Leung, Lai, Dennis Sai Kit, Cheng, Man Yuen, Cheung, Ho Kit, Xia, Donghui
• Primary Examiner(s): Suhol, Dmitry
• Assistant Examiner(s): YEN, JASON TAHAI
• Application Number:
  US13/329,400
• Publication Number:
  US 20120296454A1
• Time in Patent Office: 491 Days
• Field of Search: 463/3, 473/151, 473/209, 473220-221, 473/274, 473/278, 473/407
• US Class Current: 463/3
• CPC Class Codes: A63B 2024/004 Multiple detectors or sensors each defining a different zone
• CPC Class Codes: A63B 2220/40 Acceleration
• CPC Class Codes: A63B 2220/80 Special sensors, transducers or devices therefor
• CPC Class Codes: A63B 2220/833 Sensors arranged on the exercise apparatus or sports implement
• CPC Class Codes: A63B 2225/50 Wireless data transmission, e.g. by radio transmitters or telemetry
• CPC Class Codes: A63B 24/0003 Analysing the course of a movement or motion sequences during an exercise or trainings sequence, e.g. swing for golf or tennis
• CPC Class Codes: A63B 69/3632 Clubs or attachments on clubs, e.g. for measuring, aligning A63B69/3614 takes precedence; clubs for swinging exercises in general A63B15/00
• CPC Class Codes: A63B 71/06 Indicating or scoring devices for games or players , or for other sports activities

Abstract

A posture analyzing system has a collecting apparatus disposed on a handle of a sports apparatus and is configured to collect and transmit data of the sports apparatus. A mobile terminal is configured to read the data and to draw a moving path of the sports apparatus according to the data and shape of the sports apparatus. Further, a posture analyzing system collects and sends data of the sports apparatus by a collecting apparatus disposed on a handle of the sports apparatus and receives the data and draws a moving path of the sports apparatus according to the data and shape of the sports apparatus by a mobile terminal.

Claims

1. A postures analyzing system, comprising:

a collecting apparatus disposed on a handle of a sports apparatus and configured to collect and send out sports data of the sports apparatus, the sports data includes rotating angle and 3-axis acceleration data and the collecting apparatus including;

a rotation sensor for detecting the rotating angle of the sports apparatus;

a gravity sensor for detecting the 3-axis acceleration data of the sports apparatus; and

a communication apparatus;

a mobile terminal configured to receive the rotating angle and 3-axis acceleration data of the sports data sent by the communication apparatus and to draw moving path of the sports apparatus according to the sports data and shape of the sports apparatus,

wherein the collecting apparatus further includes a control element for determining whether the moving path of the sport apparatus is within a range of movement, if yes, the communication apparatus will be turned on, or else the communication apparatus will be turned off or go into a sleep mode,

the control element being configured to calculate angle parameters of the sports apparatus according to the 3-axis acceleration data and to determine whether the angle parameters are within a threshold range, if yes, the control element further determining whether a time length that the angle parameters are within the threshold range exceeds to a time threshold, if yes, posture of using the sports apparatus is determined to be the setup posture.

2. The postures analyzing system of claim 1, wherein the collecting apparatus further comprises a storage module for storing the rotating angle and the 3-axis acceleration data when the communication apparatus is turned off.

3. The postures analyzing system of claim 1, wherein the control element is further configured to determine whether the 3-axis acceleration data changes in a time period, if not, the control element will stop operation until the 3-axis acceleration data changes.

4. The postures analyzing system of claim 3, wherein the control element is further configured to determine whether a time length that the sports apparatus stay in an initial state is larger than a time threshold, if yes, the control element will estimate the moving path of the sports apparatus according to the rotating angle and the 3-axis acceleration data, and then the control element will determine whether the moving path of the sports apparatus is within a range of a sports movement, if yes, the communication apparatus will be turned on, or else the communication apparatus will be turned off or go into the sleep mode.

5. The postures analyzing system of claim 1, wherein the angle parameters comprise a face angle and a vertical angle.

6. The postures analyzing system of claim 1, when the time length that the angle parameters are within the predetermined threshold range exceeds the time threshold, the posture of using the sports apparatus being determined to be the setup posture, the control element is further configured to determine whether the angle parameters are out of the threshold range in a predetermined time period, if the time length that the angle parameters are out of the predetermined threshold range exceeds the predetermined time threshold, the posture of using the sports apparatus is determined to be a valid swinging movement.

7. The postures analyzing system of claim 6, when the control element determines the angle parameters being within the predetermined threshold range, and if the time length that the angle parameters are out of the threshold range is detected to be within the predetermined time threshold, the control element will determine changes of angle parameters caused by using the sports apparatus to be noise.

8. The postures analyzing system of claim 1, wherein the control element is further configured to determine a movement in accordance with predetermined conditions to be the valid movement;

and the predetermined conditions comprise acceleration along the X-axis being within a range of movement, the acceleration along the Y-axis exceeding a threshold value, rotating angle of the X-axis being along a first direction when the golf club is swung up and the rotating angle of the X-axis being along a second direction when the golf club is swung down.

9. The postures analyzing system of claim 1, wherein the collecting apparatus further comprises an indicator configured to guide participants to use the sports apparatus properly according to the angle parameters.

10. The postures analyzing system of claim 9, wherein the indicator comprises at least one selected from a display, a light and a sound module.

11. The postures analyzing system of claim 1, wherein the collecting apparatus comprises an operating member and a fix member connected to the operating member, the operating member is disk shaped, the fix member is needle shaped, and the collecting apparatus is inserted in the top of the sports apparatus via the fix member.

12. The postures analyzing system of claim 11, wherein the operating member has the same diameter with the sports apparatus.

13. The postures analyzing system of claim 12, wherein an alignment mark is set on a side wall of the operating member, and an alignment mark is set on the top of the handle of the sports apparatus, the alignment mark of the operating member is aligned with the alignment mark of the handle for the rotation sensor to provide a reference value while detecting the rotating angle.

14. A postures analyzing method, comprising:

collecting and sending out sports data of the sports apparatus by a collecting apparatus disposed on a handle of a sports apparatus,

the sports data including rotating angle and 3-axis acceleration data, the step of collecting and sending out sports data of the sports apparatus by a collecting apparatus disposed on a handle of a sports apparatus includes;

detecting the rotating angle of the sports apparatus by a rotation sensor;

detecting the 3-axis acceleration data of the sports apparatus by a gravity sensor;

estimating a moving path of the sports apparatus according to the rotating angle and 3-axis acceleration data;

determining whether the moving path of the sport apparatus is within a range of movement, if yes, the communication apparatus will be turned on, or else the communication apparatus will be turned off or go into a sleep mode;

calculating angle parameters of the sports apparatus according to the 3-axis acceleration data of the sports apparatus;

determining whether the angle parameters are in a threshold range, if yes, the control element will further determine whether a time length that the angle parameters is within the threshold range exceeds to a time threshold, if yes, posture of using the sports apparatus is determined to be the setup posture;

sending the rotating angle and 3-axis acceleration data to a mobile terminal by a communication apparatus; and

receiving the sports data and drawing the moving path of the sports apparatus according to the sports data and shape of the sports apparatus by the mobile terminal.

15. The postures analyzing method of claim 14, the step of collecting and sending out sports data of the sports apparatus by a collecting apparatus disposed on a handle of a sports apparatus further comprising:

storing the rotating angle and the 3-axis acceleration data which are stopped to be sent out.

16. The postures analyzing method of claim 14, before the step of estimating the moving path of sports apparatus according to the rotating angle and 3-axis acceleration data, further comprising:

determining whether the 3-axis acceleration data changes in a time period, if not, the control element will stop operation until the 3-axis acceleration data changes, or else the moving path will be estimated according to the rotating angle and the 3-axis acceleration data.

17. The postures analyzing method of claim 14, wherein the step of determining whether the moving path of the sport apparatus is within a range of movement comprises:

determining whether a time length that the sports apparatus stay in an initial state is larger than a time threshold, if yes, the control element will estimate the moving path of the sports apparatus according to the rotating angle and the 3-axis acceleration data, and then the control element will determine whether the moving path of the sports apparatus is within a range of a sports movement, if yes, the rotating angle and the 3-axis acceleration data will be sent to the mobile terminal, or else the acceleration of the sports apparatus will be detected by the gravity sensor.

18. The postures analyzing method of claim 14, wherein the angle parameters comprise a face angle and a vertical angle.

19. The postures analyzing method of claim 14, after the step of determining the angle parameters to be within the predetermined threshold range, and the time length that the angle parameters are within the threshold range to exceed the predetermined time threshold, further comprising:

detecting whether the angle parameters are out of a threshold range, if yes, detecting whether a time length that the angle parameters are out of a threshold range is larger than a predetermined time period, if yes, the posture of using the sports apparatus is determined to be a valid swinging movement.

20. The postures analyzing method of claim 19, further comprising:

determining changes of angle parameters caused by using the sports apparatus to be noise when the angle parameters of the sports apparatus are determined to be within the predetermined threshold range, and if the time length that the angle parameters are out of the threshold range is detected to be within the predetermined time threshold.

21. The postures analyzing method of claim 14, after the current posture is determined as the setup posture, further comprising:

determining one movement in accordance with predetermined conditions to be the valid movement, wherein the predetermined conditions comprise the acceleration along the X-axis being within a range of movement, the acceleration along the Y-axis exceeding a threshold value, the rotating angle of the X-axis being along a first direction when the golf club is swung up, and the rotating angle of the X-axis being along a second direction when the golf club is swung down.

22. The postures analyzing method of claim 14, after the step of calculating angle parameters of the sports apparatus according to the 3-axis acceleration data of the sports apparatus, further comprising:

guiding the participants to use the sports apparatus properly according to the angle parameters.

23. A postures analyzing system, comprising:

a collecting apparatus disposed on a handle of a sports apparatus and configured to collect and send out sports data of the sports apparatus, the collecting apparatus including a rotation sensor for detecting a rotating angle of the sports apparatus, an operating member and a fix member connected to the operating member, the operating member being disk shaped and having the same diameter as the sports apparatus, the fix member being needle shaped, and

the collecting apparatus being inserted in the top of the sports apparatus via the fix member, an alignment mark being set on a side wall of the operating member, and an alignment mark being set on a top of the handle of the sports apparatus, the alignment mark of the operating member being aligned with the alignment mark of the handle to provide a reference value for the rotation sensor to detect the rotating angle of the sports apparatus;

a mobile terminal configured to receive the sports data and to draw moving path of the sports apparatus according to the sports data and shape of the sports apparatus.