US: http://www.army-technology.com/projects/land_warrior/
And for the Brits:...The helmet carries a Head-Mounted Display (HMD), which is positioned over the soldier's dominant eye and provides command and control information and situational awareness. The display shows the video from the daylight video scope or the infrared thermal weapon scope mounted on the soldier's weapon. The display also shows satellite and topographical maps with friendly positions, updated every 30 seconds...
http://www.army-technology.com/projects/fist/


