The provision of Communication, Navigation and Surveillance facilities are of vital
importance for air traffic management. However, besides communication facilities
required by air traffic controllers, an established aeronautical telecommunication
service is essential for all aviation activities. Communication Operations branch
within operations directorate is responsible for Planning and coordination for implementation
of procedures and operation of Aeronautical Telecommunication Network (ATN) / ATS
Message Handling System, Domestic & International speech circuits and En-route High
Frequency air ground communication.
In order to ensure that Aeronautical telecommunication service continued to work
without any interference from other sources, Aeronautical radio frequencies spectrum
allocated for aviation use is required to be safeguarded. In this connection, Communications
operations Branch carryout the necessary coordination with Frequency Allocation
Board (FAB) of Pakistan Telecommunication Authority (PTA). In order to allot frequencies
within aeronautical spectrum, necessary liaison with International civil aviation
organization is also carried out.