In the context of aviation and aerospace, the "Advanced Data Communications Control Procedure" refers to a set of standardized procedures and protocols for the exchange of data between aircraft and ground systems, particularly in the context of air traffic control (ATC) and air traffic management (ATM).

Also known as "Data Comm" or "Data Link Communications," this technology enables the exchange of digital messages between aircraft and ground systems, such as air traffic control centers, using standardized protocols and formats. The goal is to improve the efficiency, safety, and reliability of air traffic control and management by reducing voice communications and increasing the use of digital data exchange.

The Advanced Data Communications Control Procedure is a key component of the Future Air Navigation System (FANS) and the Automatic Dependent Surveillance-Broadcast (ADS-B) system, which are being implemented globally to modernize air traffic control and management.

Some of the key features of the Advanced Data Communications Control Procedure include:

1. Digital message exchange: Aircraft and ground systems exchange digital messages using standardized protocols, such as the ATN/CPDLC (Aeronautical Telecommunication Network/Controller-Pilot Data Link Communications) protocol.
2. Standardized formats: Messages are formatted using standardized templates and data elements, ensuring consistency and accuracy.
3. Automated processing: Messages are automatically processed by aircraft and ground systems, reducing the need for manual intervention.
4. Error detection and correction: The system includes error detection and correction mechanisms to ensure the integrity of the data exchange.

The benefits of the Advanced Data Communications Control Procedure include:

1. Improved safety: Reduced voice communications and automated data exchange reduce the risk of errors and miscommunications.
2. Increased efficiency: Digital data exchange enables faster and more efficient communication between aircraft and ground systems.
3. Enhanced situational awareness: Aircraft and ground systems have access to more accurate and timely information, enabling better decision-making.

Overall, the Advanced Data Communications Control Procedure is a critical component of modern air traffic control and management, enabling the safe and efficient exchange of digital data between aircraft and ground systems.