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Accordingly, it also has to assume the radio functionality, since it will replace the
conventional car radio. Behind the windshield, a card reader is attached that
can read from a customer card placed onto it from the outside, and transmit
the information to the on-board computer. The on-board computer itself has to
communicate with the booking center to be able to verify the validity of a customer ??™ s
booking. Mr. Speedy thinks of realizing this communication via SMS. The cell phone
functionality of the on-board computer thus required should also be made available
to the customers so that they can make phone calls over the on-board computer.
The car key is placed in a special holder inside the glove compartment. The
on-board computer registers when the key is removed and returned.
As a security mechanism??”which is also required by the insurance company??”the
customer has to type a personal secret code (PIN). The electronic drive-away
protection deactivates as soon as the customer entered their correct code.
(Continued)
2.


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