Estimating posture using head-mounted cameras
First Claim
Patent Images
1. A system comprising:
- a frame configured to be worn on a user'"'"'s head;
first and second cameras, physically coupled to the frame at locations that are to the right and to the left of a symmetry axis that divides the user'"'"'s face to its right and left sides, respectively, and less than 15 cm away from the user'"'"'s head;
wherein the first and second cameras are oriented downward such that portions of the user'"'"'s torso are in respective fields of view of the first and second cameras when the user stands upright; and
a computer configured to estimate an angle between the user'"'"'s head and the user'"'"'s torso based on data received from the first and second cameras and orientation of the frame.
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Abstract
System and method for estimating posture of a user based on a model and images captured by at least two head-mounted cameras that are worn by the user and are oriented downward such that portions of the user'"'"'s torso are in the respective fields of view of the cameras when the user stands up straight.
96 Citations
19 Claims
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1. A system comprising:
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a frame configured to be worn on a user'"'"'s head; first and second cameras, physically coupled to the frame at locations that are to the right and to the left of a symmetry axis that divides the user'"'"'s face to its right and left sides, respectively, and less than 15 cm away from the user'"'"'s head; wherein the first and second cameras are oriented downward such that portions of the user'"'"'s torso are in respective fields of view of the first and second cameras when the user stands upright; and a computer configured to estimate an angle between the user'"'"'s head and the user'"'"'s torso based on data received from the first and second cameras and orientation of the frame. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method comprising:
- receiving images from first and second head mounted cameras that are located to the right and to the left of a symmetry axis that divides a user'"'"'s face to its right and left sides, respectively;
wherein the first and second head mounted cameras physically coupled to a frame worn on the user'"'"'s head, are located less than 15 cm away from the user'"'"'s head, and are oriented downward such that portions of the user'"'"'s torso are in respective fields of view of the first and second head mounted cameras when the user stands upright; and estimating an angle between the user'"'"'s head and the user'"'"'s torso based on the data received from the first and second cameras and orientation of the frame. - View Dependent Claims (16, 17, 18, 19)
- receiving images from first and second head mounted cameras that are located to the right and to the left of a symmetry axis that divides a user'"'"'s face to its right and left sides, respectively;
Specification