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US 8,515,579 B2Granted
Systems and methods associated with handling an object with a gripper
AssigneeGM Global Technology Operations LLC
InventorsJavier A Alcazar, Leandro G. Barajas
Life of this patent
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Abstract
A system associated with handling an object with a gripper includes a sensor that is configured to measure spatially distributed data that represents the position of the object that is handled by the gripper. The system further includes a computing unit that is configured to determine the behavior of the object.
Claims16
A method associated with handling an object using a gripper, comprising:
- determining, by a computing unit using a processor, a vector field as a function of change in spatially-distributed data over time, the spatially-distributed data being measured at different positions on the object or on a gripping surface of the gripper by a sensor;
- and
- determining, by the computing unit, a behavior of the object as a function of the vector field, the behavior of the object comprising at least one vector selected from a group consisting of:
- a translational vector, wherein the translational vector is a resultant vector of the vector field;
- and
- a rotational vector, wherein the rotational vector is a curl of the vector field.
3 more elements
A method associated with handling an object using a gripper, comprising:
- determining, by a computing unit using a processor, a vector field as a function of change in spatially-distributed data over time, the spatially-distributed data being measured at different positions on the object or on a gripping surface of the gripper by a sensor;
- determining, by the computing unit, a behavior of the object as a function of the vector field, the behavior of the object comprising at least one vector selected from a group consisting of a translational vector and a rotational vector;
- and
- identifying points of a null space of a curl that lie on the object.
1 more element
A system, associated with handling an object using a gripper, comprising:
- a sensor configured to measure spatially-distributed data that represents a position of the object that is handled by the gripper;
- a computing unit, comprising:
- a processor;
- a memory having computer-readable instructions that, when executed by the processor, cause the processor to perform steps comprising:
- determining a vector field as a function of change in spatially-distributed data over time, the spatially-distributed data being measured at different positions on the object or on a gripping surface of the gripper by the sensor;
- and
- determining the behavior of the object as a function of the vector field, the behavior of the object comprising at least one vector selected from a group consisting of:
- a translational vector, wherein the translational vector is a resultant vector of the vector field;
- and
- a rotational vector, wherein the rotational vector is a curl of the vector field.
7 more elements
Dependencies are inferred from the claim text.