Invention Grant
US09044859B2 Method for gait generation and tracking control for a bipedal walking robot
有权
双足步行机器人的步态生成和跟踪控制方法
- Patent Title: Method for gait generation and tracking control for a bipedal walking robot
- Patent Title (中): 双足步行机器人的步态生成和跟踪控制方法
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Application No.: US14068195Application Date: 2013-10-31
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Publication No.: US09044859B2Publication Date: 2015-06-02
- Inventor: Rick E. Cory
- Applicant: DISNEY ENTERPRISES, INC.
- Applicant Address: US CA Burbank
- Assignee: DISNEY ENTERPRISES, INC.
- Current Assignee: DISNEY ENTERPRISES, INC.
- Current Assignee Address: US CA Burbank
- Agency: Marsh Fischmann & Breyfogle LLP
- Agent Kent A. Lembke
- Main IPC: G05B19/04
- IPC: G05B19/04 ; B25J9/16 ; A61F2/70

Abstract:
A control method that executes a numerical non-linear optimization procedure with forward simulation of the full dynamics of the bipedal robot (including ground collisions) to compute a foothold, which produces the desired center of mass velocity during the next step of the walking cycle. The controller includes a gait generator that outputs desired joint trajectories designed to track a desired foothold provided by the foot placement algorithm. A torque calculator is included to output desired joint torques designed to track the desired joint trajectories provided by the gait generator. Additionally, the controller includes an actuator controller that produces the desired joint torques determined by the torque calculator at each joint on the physical robot, which may be a legged robot with torque-controlled joints. The foot placement algorithm may use nonlinear optimization that is solvable using a mathematical model of the dynamics of the controlled robot.
Public/Granted literature
- US20150120044A1 METHOD FOR GAIT GENERATION AND TRACKING CONTROL FOR A BIPEDAL WALKING ROBOT Public/Granted day:2015-04-30
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