Neue Erfindungen für die Flugsicherheit

For saving millions of people in our sky, finally I have the right to share with you my two inventions in the field of the safety of navigation especially in the air. This article is also very useful for the experts and even the students of navigation worldwide. 

I will wait for your remarks and opinions. Here is the link:
www.researchgate.net/publication/3761905...out_rotating_objects