TOC |

Datalink – Review Policy on Air Ground Datalink

48TH ANNUAL CONFERENCE, Dubrovnik, Croatia, 20-24 April 2009 WP No. 89 Datalink – Review Policy on Air Ground Datalink Presented by TOC Summary Data link communications between pilots and controllers will not totally replace voice communications and both will coexist … Continued

TPM Review – Helicopter Operations

59TH ANNUAL CONFERENCE, Singapore, 30 March – 3 April 2020 WP No. 85 TPM Review – Helicopter Operations Presented by TOC IMPORTANT NOTE: The IFATCA Annual Conference 2020 in Singapore was cancelled. The present working paper was never discussed … Continued

Navigation – Magnetic vs True

62ND ANNUAL CONFERENCE, Montego Bay, Jamaica, 8-12 May 2023 WP No. 95 Navigation – Magnetic vs True Presented by TOC Summary Since the early days of aviation aircraft have navigated using Magnetic North as reference. However, in the polar … Continued

ATS 3.47 VFR AND SVFR FLIGHTS

IFATCA Policy is: Information regarding VFR flights should be published on VFR charts. ANSPs should consider the impact of VFR/SVFR flights on the workload of Air Traffic Controllers, and mitigations should be put in place if required. If VFR/SVFR … Continued

AAS 1.02 AUTOMATIC DEPENDENT SURVEILLANCE (ADS)

IFATCA Policy is: Before an ADS service is introduced into operational service, the necessary system components to provide a control service and to support the control task shall be in place. Only pertinent and useful flight data should be … Continued

AAS 1.15 CONCEPT OF GNSS-BASED ALTITUDE

The use of pressure-based altimeters to determine aircraft altitude has been universal across the globe for most of aviation history. This policy examines alternatives provided by Global Navigation Satellite System (GNSS) technologies. IFATCA Policy is: IFATCA encourages development of technologies … Continued

ATS 3.2 CLEARANCES

One of the fundamental operational principles that have been incorporated in the draft ICAO Manual of ATS Data Link Applications, 1st Ed. (1999), 3.36 from the beginning is that any ATS data link system shall only allow one ATSU (ATS … Continued

ATS 3.12 MIXED MODE OPERATIONS

The ATM system will continue to evolve through the use of technology. To permit certain categories of non-equipped flights to operate in mandatory equipage airspace, exemptions are given. The controller is often used as the mitigation to permit these flights … Continued

ATS 3.28 CONTROLLED TIME OF ARRIVAL CONCEPT

The RTA function enables an aircraft to pass a waypoint at a predefined time. The CTA concept uses this capability in sequencing arriving traffic to the Terminal Area (TMA) by assigning such fix times to aircraft. CTA and RTA are … Continued

COM 4.4 RTF FREQUENCY USAGE

Other means of communication such as Controller to Pilot Datalink Communications (CPDLC) may present challenges if used in airspace with many time-critical clearances and communications. The current systems are too limited to deal with environments in which the majority of … Continued