System and method of analyzing athletic activity
First Claim
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1. A sensor system comprising:
- a flexible insert member configured to be connected to a sole structure of an article of footwear;
a port connected to the insert member and configured for communication;
a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, wherein the first plurality of strips define a plurality of different lengths, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed; and
an electronic module connected to the port, wherein the electronic module is configured for collecting data from the sensors based on voltage generated by the piezoelectric material and for communication with an external device, wherein the electronic module is further configured for determining a degree of flexing of the forefoot region of the insert member based on a number of the first plurality of strips that are deformed.
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Abstract
Various sensor systems are described herein, including inserts having sensors thereon, which are configured to be received in an article of footwear. The inserts may be connected to a sole member of the footwear, or may function as a sole member. The sensors may be piezoelectric sensors in some configurations. The system may also include an electronic module that is overmolded into the sole structure and includes a connector for external access.
355 Citations
28 Claims
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1. A sensor system comprising:
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a flexible insert member configured to be connected to a sole structure of an article of footwear; a port connected to the insert member and configured for communication; a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, wherein the first plurality of strips define a plurality of different lengths, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed; and an electronic module connected to the port, wherein the electronic module is configured for collecting data from the sensors based on voltage generated by the piezoelectric material and for communication with an external device, wherein the electronic module is further configured for determining a degree of flexing of the forefoot region of the insert member based on a number of the first plurality of strips that are deformed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An article of footwear comprising:
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a sole structure; an upper member connected to the sole structure; and a sensor system connected to the sole structure, the sensor system comprising; a flexible insert member connected to the sole structure; a port connected to the insert member and configured for communication; a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, wherein the first plurality of strips define a plurality of different lengths, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed; and an electronic module connected to the port, wherein the electronic module is configured for collecting data from the sensors based on voltage generated by the piezoelectric material and for communication with an external device, wherein the electronic module is further configured for determining a degree of flexing of the forefoot region of the insert member based on a number of the first plurality of strips that are deformed.
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11. A sensor system comprising:
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a flexible insert member configured to be connected to a sole structure of an article of footwear; a port connected to the insert member and configured for communication with an electronic module; and a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, wherein the first plurality of strips define a plurality of different lengths, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed, and wherein each sensor is further configured to transmit the voltage generated by the piezoelectric material to the port for transmission to the electronic module, wherein the insert member is configured such that a first flex zone is definable extending a first distance from the port and a second flex zone is definable extending a second distance from the port that is different from the first distance, wherein when the insert member flexes within the first flex zone, a first number of the strips of the sensor material are configured to deform to generate the voltage, and when the insert member flexes within the second flex zone, a second number of the strips of the sensor material are configured to deform to generate the voltage, wherein the second number is different from the first number. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
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19. An article of footwear comprising:
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a sole structure; an upper member connected to the sole structure; and a sensor system connected to the sole structure, the sensor system comprising; a flexible insert member connected to the sole structure; a port connected to the insert member and configured for communication with an electronic module; and a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, wherein the first plurality of strips define a plurality of different lengths, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed, and wherein each sensor is further configured to transmit the voltage generated by the piezoelectric material to the port for transmission to the electronic module, wherein the insert member is configured such that a first flex zone is definable extending a first distance from the port and a second flex zone is definable extending a second distance from the port that is different from the first distance, wherein when the insert member flexes within the first flex zone, a first number of the strips of the sensor material are configured to deform to generate the voltage, and when the insert member flexes within the second flex zone, a second number of the strips of the sensor material are configured to deform to generate the voltage, wherein the second number is different from the first number.
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20. A sensor system comprising:
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a flexible insert member configured to be connected to a sole structure of an article of footwear; a port connected to the insert member and configured for communication; a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed; and an electronic module connected to the port, wherein the electronic module is configured for collecting data from the sensors based on voltage generated by the piezoelectric material and for communication with an external device, wherein the electronic module is further configured for determining a degree of flexing of the forefoot region of the insert member based on a number of the first plurality of strips that are deformed, wherein the electronic module, the port, and the sensors are further configured such that the electronic module is configured to supply electric power to the sensors through the port, and the strips of the sensor material are configured to deform when the electric power is received from the electronic module, to provide tactile feedback to a user. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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28. An article of footwear comprising:
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a sole structure; an upper member connected to the sole structure; and a sensor system connected to the sole structure, the sensor system comprising; a flexible insert member connected to the sole structure; a port connected to the insert member and configured for communication; a plurality of sensors connected to the insert member, each sensor comprising a strip of a sensor material that is electrically connected to the port, wherein a first plurality of the strips of the sensor material extend from a midfoot region to a forefoot region of the insert member, and wherein the sensor material of each sensor is a piezoelectric material configured to generate a voltage when deformed; and an electronic module connected to the port, wherein the electronic module is configured for collecting data from the sensors based on voltage generated by the piezoelectric material and for communication with an external device, wherein the electronic module is further configured for determining a degree of flexing of the forefoot region of the insert member based on a number of the first plurality of strips that are deformed, wherein the electronic module, the port, and the sensors are further configured such that the electronic module is configured to supply electric power to the sensors through the port, and the strips of the sensor material are configured to deform when the electric power is received from the electronic module, to provide tactile feedback to a user.
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Specification