What is multipath?

QUESTION

What is multipath?

Answer

It is a phenomenon in which radio waves are delivered through several different paths due to reflections from structures, etc., and the signal is disturbed at the receiving end.

Explanation

Radio waves from GNSS satellites are reflected by structures around the antenna, the ground, horizontal surfaces, etc., and enter the antenna.
This can cause positioning errors, so please move the mobile station and fixed station.