GSM services

The cellular service, and mobile radio service is as defined by the International Telecommunication Union, a radio service between mobile (including mobile ) stations and fixed stations, or between mobile stations.

The Radio Regulations categorized these radio service as follows:

  • Mobile-satellite service
  • Aeronautical mobile service Aeronautical mobile service ( OR)
  • Aeronautical mobile (R) service
  • Aeronautical mobile -satellite service Aeronautical mobile -satellite service (OR)
  • Aeronautical mobile -satellite service (R )
  • Land mobile -satellite service
  • Mobile maritime mobile -satellite
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