Design and Construction of Speed Detection System for Vehicles in school zones using solar system

1) Write a literature review about this topic from the given
references (7 references attachment )
This include or divided to subdivisions
1.1 Review of previous methods
2.1 Contemporary issues
3)Conclusion for this literature review part, in term of the
development of (the project) is still facing many challenges. Such as
identification of traffic signs with respect to various natural background
viewing conditions still remains challenging tasks. P