Mobile robots differ from conventional vehicles in that they are driven by computers and not by humans. this fact has profound implications bearing on the basic design of the vehicular part of the robot. human drivers have excellent sensory capabilities which are thoroughly integrated to a… More

The potential of ultrasonic ranging has been recognized by most mobile robotics researchers. various narrow beam systems) were used on early mobile robot test beds. the shortcomings of these systems include slow acquisition speeds, lost signals from specular reflections, and inadequate immunity from… More