The GLU-925 is an example of Multi-Mode Receiver of an integrated navigational system incorporating signals through multiple types of landing and navigational systems such as GNSS, MLS, GPS [LAAS and WAAS], VOR, ILS, and integrating them all into single presentation and then utilizing this signal combination for verifying accuracy. This further allows an aircraft of air-transport for using most beneficial navigation form without having additional equipment in spite of their actual location.