A radio controlled (RC) vehicle includes a receiver configured to receive a radio frequency (RF) signal from a remote control device. The RF signal indicates command data in accordance with a first coordinate system. The command data includes yaw-velocity command data. The RC vehicle includes motion sensors configured to generate motion data. The RC vehicle includes a processor coupled to the motion sensors and to the receiver. The processor is configured to transform the command data into control data based on the motion data and in accordance with a second coordinate system from a perspective of the RC vehicle. The control data includes yaw-velocity control data. The yaw-velocity control data is related to the yaw-velocity command data. The RC vehicle includes control devices coupled to the processor and configured to control motion of the RC vehicle based on the control data.

A radio controlled (RC) vehicle includes a receiver configured to receive a radio frequency (RF) signal from a remote control device. The RF signal indicates command data in accordance with a first coordinate system. The command data includes yaw-velocity command data. The RC vehicle includes motion sensors configured to generate motion data. The RC vehicle includes a processor coupled to the motion sensors and to the receiver. The processor is configured to transform the command data into control data based on the motion data and in accordance with a second coordinate system from a perspective of the RC vehicle. The control data includes yaw-velocity control data. The yaw-velocity control data is related to the yaw-velocity command data. The RC vehicle includes control devices coupled to the processor and configured to control motion of the RC vehicle based on the control data.

A radio controlled (RC) vehicle includes a receiver that is configured to receive an RF signal from a remote control device. The RF signal contains command data in accordance with a first coordinate system that is from a perspective of the remote control device. A motion sensor is configured to generate motion data. A processor is configured to transform the command data into control data based on the motion data and in accordance with a second coordinate system that is from a perspective of the RC vehicle. A plurality of control devices are configured to control motion of the RC vehicle based on the control data.

A radio controlled (RC) vehicle includes a receiver that is configured to receive an RF signal from a remote control device. The RF signal contains command data in accordance with a first coordinate system that is from a perspective of the remote control device. A motion sensor is configured to generate motion data. A processor is configured to transform the command data into control data based on the motion data and in accordance with a second coordinate system that is from a perspective of the RC vehicle. A plurality of control devices are configured to control motion of the RC vehicle based on the control data.

A radio controlled (RC) vehicle includes a receiver configured to receive a radio frequency (RF) signal from a remote control device. The RF signal indicates command data in accordance with a first coordinate system that is from a perspective of the remote control device. The command data includes a lift command associated with a hovering state of the RC vehicle. One or more motion sensors are configured to generate motion data that indicates a position of the RC vehicle and an orientation of the RC vehicle. A processor is configured to transform the command data into control data based on the motion data and in accordance with a second coordinate system that is from a perspective of the RC vehicle. A plurality of control devices are configured to control motion of the RC vehicle based on the control data.

A figure system includes a drive unit including a plurality of actuators, and a figure including one or a plurality of axial joint mechanisms. The axial joint mechanisms each include a rotary part that is provided rotatably around a rotation axis. Drive force derived from one of the plurality of actuators is transmitted to corresponding one of the plurality of axial joint mechanisms through a wire. The rotary part has an arc shape at least in a part of an outer edge in a cross-section that is orthogonal to the rotation axis.

A figure system includes a drive unit including a plurality of actuators, and a figure including one or a plurality of axial joint mechanisms. The axial joint mechanisms each include a rotary part that is provided rotatably around a rotation axis. Drive force derived from one of the plurality of actuators is transmitted to corresponding one of the plurality of axial joint mechanisms through a wire. The rotary part has an arc shape at least in a part of an outer edge in a cross-section that is orthogonal to the rotation axis.

A radio controlled (RC) vehicle includes a receiver that is coupled to receive an RF signal from a remote control device, the RF signal containing command data in accordance with a first coordinate system, wherein the first coordinate system is from a perspective of the remote control device. A motion sensing module generates motion data based on the motion of the RC vehicle. A processing module transforms the command data into control data in accordance with a second coordinate system, wherein the second coordinate system is from a perspective of the RC vehicle. A plurality of control devices control the motion of the RC vehicle based on the control data.

A radio controlled (RC) vehicle includes a receiver that is coupled to receive an RF signal from a remote control device, the RF signal containing command data in accordance with a first coordinate system, wherein the first coordinate system is from a perspective of the remote control device. A motion sensing module generates motion data based on the motion of the RC vehicle. A processing module transforms the command data into control data in accordance with a second coordinate system, wherein the second coordinate system is from a perspective of the RC vehicle. A plurality of control devices control the motion of the RC vehicle based on the control data.

A figure system includes a drive unit and a figure. The drive unit includes a plurality of first actuators. The figure includes a plurality of joints. The joints have one or more axial joint mechanisms. Drive force derived from at least one of the first actuators is transmitted to corresponding at least one of the axial joint mechanisms through a wire. The drive unit includes, as the plurality of first actuators, a plurality of servomotors having respective drive shafts. The figure includes coupler members having respective bearing holes. The bearing holes are detachably coupled to the respective drive shafts of the servomotors, or configured to be detachably coupled to the respective drive shafts of the servomotors. The wire has a first end coupled to corresponding one of the axial joint mechanisms, and a second end coupled to corresponding one of the coupler members.