Convert Latitude and Longitude to point in 3D space

Question

I need to convert latitude and longitude values to a point in the 3-dimensional space. I\'ve been trying this for about 2 hours now, but I do not get the correct results.

Answer 1

As TreyA statet, LLA to ECEF is the solution. See http://www.mathworks.de/help/toolbox/aeroblks/llatoecefposition.html