Method and apparatus for analyzing movements of an individual
First Claim
1. An apparatus for producing signals for display on a display screen for analyzing motions of an individual during a pre-determined activity in which said individual is standing on right and left weight pads for supporting separate feet of said individual comprising;
- a source of background video signals on said display screen corresponding to a video image of said individual during said activity;
a graphical inset on said screen having a graphic line display of first signals on said graphical inset corresponding to forces on the feet of the individual, said display including a pair of lines on said graphical inset forming a display segment in which each of the lines depicts a moving temporal display of the respective weight on the right and left weight pads for a period of time of one to four seconds before said display segment is displaced off the left side of said inset and another segment of said lines appear on said graphical inset, and means for superimposing said pair of lines on said background signals, and means for storing and outputting said background signals with said pair of lines superimposed thereon.
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Abstract
In method and apparatus for analyzing motion of an individual for a predetermined activity, such as during a golf swing, forces on weight pads supporting the individual'"'"'s feet are converted to signals corresponding to relative weights and dynamic forces on the weight pads. These parameters are displayed numerically as well as graphically on a video image of the individual during performance of the activity, in order to enable the analysis of variation in weight distribution and dynamic forces during the activity.
160 Citations
8 Claims
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1. An apparatus for producing signals for display on a display screen for analyzing motions of an individual during a pre-determined activity in which said individual is standing on right and left weight pads for supporting separate feet of said individual comprising;
- a source of background video signals on said display screen corresponding to a video image of said individual during said activity;
a graphical inset on said screen having a graphic line display of first signals on said graphical inset corresponding to forces on the feet of the individual, said display including a pair of lines on said graphical inset forming a display segment in which each of the lines depicts a moving temporal display of the respective weight on the right and left weight pads for a period of time of one to four seconds before said display segment is displaced off the left side of said inset and another segment of said lines appear on said graphical inset, and means for superimposing said pair of lines on said background signals, and means for storing and outputting said background signals with said pair of lines superimposed thereon. - View Dependent Claims (2, 3, 4)
- a source of background video signals on said display screen corresponding to a video image of said individual during said activity;
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5. A method for producing a display on a display screen for analyzing motion of an individual in which said individual is standing with his right and left feet on right and left weight pads respectively during a pre-determined activity, comprising:
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(a) producing a background display on a display screen of said individual during said activity, (b) superimposing a pair of lines on a graphical inset forming a display on said display screen in which each of the lines depicts a moving temporal display showing the respective weights on the right and left weight pads for a predetermined period of time of at least one second before a display segment is displaced off the left side of said inset and another display segment of said pair of lines appears on said graphical inset, (c) said step of superimposing a graphical display includes superimposing mutually distinguishable line graphs corresponding separately to forces on said left and right feet during activity, (d) said step of superimposing line graphs comprises inserting line graph data on one side of said inset on said display screen, (e) and continually moving the display of line graph data toward an opposite side of said inset whereby the instantaneous line graph data is superimposed on said background display for a predetermined time period during said activity. - View Dependent Claims (6)
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- 7. In a device for analyzing an activity of an individual, in which said individual is standing on right and left weight pads wherein means are provided for producing first signals corresponding to the vertical forces on the feet of said individual on both said left and right weight pads, the improvement comprising a pair of lines on a graphical inset forming a display in which each of the lines depicts a moving temporal display of the respective weight on said right and left weight pads for a period of one to four seconds before the display is displaced off the left of said inset, and another segment of said lines appears on said graphical inset.
Specification