Design a small Traffic Collision and Avoidance System (TCAS) and Well Clear volation detection system.
To prepare for that, do the following:
1. Read Introduction to TCAS Version 7.1 by the FAA (PDF)
2. Read Avionics Handbook (second edition) chapter 18 on TCAS (PDF)
3. Read sections I through III of A TCAS-II Resolution Advisory Detection Algorithm (PDF) by Cesar Munoz et. al
4. Summarize the basic functionality of a TCAS system by means of a set of system requirements taking into account the guidance provided in the notes