Automated Guided Vehicles (AGVs) are also known by other names including LGV (Laser-Guided Vehicle), SGV (Self-Guided Vehicle), as well as Guided Carts, Mobile Robots, Driverless Vehicles or Autonomous Vehicles and similar name variations. All can be the same or different in vehicle body structure, but all will have one (sometimes two!) methods of automatic navigation based on these technologies:
B- Range / Contour.
D- Optical or Magnetic Tapes and Wires