Table 2: Five conceptual designs.

Concept 1Concept 2Concept 3Concept 4Concept 5

MobilityFour wheelFour wheelFour wheelTwo wheelThree wheel
Mechanical BaseBulletPyramidBulletPyramidPyramid
Kicking mechanismSpring loaded slidingSwing lift with plungerPneumatic kickerSpring Loaded SlidingSwing lift with plunger
MicrocontrollerLow power microcontroller with a laptopDSP microcontrollerDSP microcontrollerNetworked microcontrollerLow power microcontroller with a PC
Motor ControlSingle motor controllerMultiple motor controllersMultiple motor controllersSingle motor controllerMultiple motor controllers
PowerParallel 12 V DCParallel 12 V DC24 V DC24 V DCParallel 12 V DC