Is Walmart building self-driving shopping carts? Patent reveals 'disc-shaped' robots that allow carts to navigate the stores

While driverless cars may be a few years away, it appears self-driving shopping carts are right around the corner. Walmart has been awarded a patent illustrating'disc-shaped' robots that use sensors and cameras to transport and navigate shopping carts throughout stores. This application comes two months after reports surfaced that the firm was developing driverless carts that scan a customer's shopping list and then guide them to the aisles and shelves. Walmart has been awarded a patent illustrating'disc-shaped' robots that use sensors and cameras to navigate shopping carts for customers throughout shopping centers. Walmart was awarded a patent called'Shopping Facility Assistance Systems, Devices and Methods' is the patents title which was filed on March 4, 2016.