These frequencies are close to the ones used by radio altimeters on aeroplanes, which measure the height of the aircraft above the ground, and also provide data for safety and navigation systems.

In the US, the radio frequencies being used for 5G are ... that C-Band spectrum 5G wireless could interfere with aircraft altimeters, which measure a plane's height above the ground.

The new rule will be applicable till the replacement of all aircraft Radio Altimeters filters is ensured by the DGCA. "It is expected that the Directorate General of Civil Aviation (DGCA ...