Hong Kong is a crowded city, there are many cars running on the road, parking is a critical issue, use the knowledge of

[answerhappygod]

Hong Kong is a crowded city, there are many cars running on the
road, parking is a critical issue, use the knowledge of Automation,
design an automated parking system in a building to save space and
increase efficiency.
a) Define requirements by yourself, draw a control system block
diagram to describe its function;
b) If a vision system is installed at the gate entrance of the
parking system, which is used to detect vehicle’s plate number,
then the system can charge fees for car’s owner automatically,
please describe its function, and draw a block diagram of the
closed loop feedback system.