BAE Systems is transitioning receiver designs to use the modernized military code (M-code) signal for added resiliency in RF-challenged environments.

The U.S. Space Force has wrapped up a major upgrade to its GPS Military-Code signal that will improve its anti-jamming and anti-spoofing capabilities.

“M-Code is a specific military code for the military GPS signal, and it provides a level of anti-jam capability that allows users of GPS to get and operate within the threat ring in a pretty ...