CNS-ATM

The communication, navigation, and surveillance (CNS) work ICAO carries out plays a pivotal role in ensuring the seamless and safe operation of global air navigation systems. This work includes maintaining the currency of critical CNS and…
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Over the last six months, the Communications, Navigation, and Surveillance (CNS) section of the ICAO APAC Office has organized several important meetings and events. These are some of the  achievements that took place during the first…
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Having a basic knowledge of the spectrum and aeronautical communications systems that are operated in very high frequency (VHF) bands is essential to understand frequency management for civil aviation communications. For those working in…
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The South China Sea and the Bay of Bengal, geographically divided by the Indochina peninsula and connecting the Indian Ocean with the Pacific Ocean, are not only crowded with the steady stream of marine transportation on the vast high seas,…
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ICAO's Communications, Navigation, Surveillance and Frequency Spectrum Management (CNSS) Section is the primary focal point within ICAO’s Air Navigation Bureau for standardization and implementation support of aeronautical communication,…
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In continental airspace, communications between air traffic controllers and pilots have proven to be very effective, leading to safe and highly efficient operations. When it comes to oceanic/remote airspaces though, communications are more…
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To ensure continuous and coherent development of the CNS parts of the Asia/Pacific Regional Air Navigation Plan (APAC ANP) and facilitate the implementation of CNS systems, the Twenty Fifth Meeting of the Communications, Navigation and…
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