Through kinematic analysis , Two drive wheel differential than can control motor- wheelchair make arbitrary angle movement.

通过对轮椅系统的运动学分析，两个驱动轮的差动比可以控制电动轮椅取得任意的角度运动。

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The movement control performance of this system is stable. It can realize the accurate control of the movement route of the wheel-robot in the given test surroundings.

该系统运动控制性能稳定，能够在给定的测试环境下实现轮式机器人运动路径的准确控制。

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Orbotix CEO Paul Berberian walked me through how you could control the movement of Sphero through an app for the iPad, iPhone or Android, by simply touching a wheel on the screen or tilting the device in the direction you want the ball to go.

FORBES: CES: Holy iPhone-Controlled Robotic Balls! (Video)