Dissertation proposal;design of a product or service prototype (BUS CATCHER)

the actuall dissertation is based on my old course work that i would like to expand as my actuall dissertation.i will attach the old course work to help you.we wil be talking about the idea of a new product,we would look at the feasibility, prototype, legal social (do they want it).then the main focus is the prototype.so i need you to come up wth a proposal for this dissertation.