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Study Visual Separation on Approach

51ST ANNUAL CONFERENCE, Kathmandu, Nepal, 12-16 March 2012 WP No. 91 Study Visual Separation on Approach Presented by TOC Summary After a presentation on Airborne Separation Assistance System (ASAS) during the annual IFATCA Conference in Amman in 2011, it was … Continued

Radio Mandatory Zones / Transponder Mandatory Zones

59TH ANNUAL CONFERENCE, Singapore, 30 March – 3 April 2020 WP No. 88 Radio Mandatory Zones / Transponder Mandatory Zones Presented by TOC IMPORTANT NOTE: The IFATCA Annual Conference 2020 in Singapore was cancelled. The present working paper was … Continued

COM 4.11 RADIO MANDATORY ZONES / TRANSPONDER MANDATORY ZONES

Traffic density is constantly increasing and due to specific airspace classification, controlled IFR traffic can be mixed up with uncontrolled VFR traffic. With the intention to improve safety, additional SSR transponder and radio equipment carriage requirements have been implemented. This … Continued

AAS 1.11 “FLY-BY” AND “FLY-OVER” WAYPOINTS

The concept of “fly-by” and “flyover” waypoints is integral to RNAV and as such has been in existence for quite some time. As Performance Based Navigation is being increasingly used to reduce the distances between routes to a minimum, air … Continued

ATS 3.36 EMERGENCY DESCENT PROCEDURES

Existing ICAO recommended practices concerning emergency descent procedures provide guidance to pilots and ATS units in the event of an emergency descent. However, these provisions are outdated. Updates are needed to handle modern scenarios. Proposal was to switch TCAS to … Continued

Investigate the Use of Cockpit Display of Traffic Information (CDTI) with Enhanced Surface Movement Guidance Control Systems (SMGCS)

38TH ANNUAL CONFERENCE, Santiago, Chile, 15-19 March 1999 WP No. 87 Investigate the Use of Cockpit Display of Traffic Information (CDTI) with Enhanced Surface Movement Guidance Control Systems (SMGCS) Introduction The term Cockpit Display of Traffic Information (CDTI) refers to … Continued

Use of the Phrase “Autonomous Airborne Devices”

35TH ANNUAL CONFERENCE, Tunis, Tunisia, 15-19 April 1996 WP No. 114 Use of the Phrase “Autonomous Airborne Devices” Introduction The current IFATCA policy regarding ACAS has been developed from 1973 , through the development of Beacon Collision Avoidance System (BCAS) … Continued

WAAS

35TH ANNUAL CONFERENCE, Tunis, Tunisia, 15-19 April 1996 WP No. 87 WAAS There have been a number of proposed systems that could be used to improve the accuracy and integrity of the Global Positioning System (GPS) to enable it … Continued

Off–Set Tracking in the North Atlantic (NAT)

38TH ANNUAL CONFERENCE, Santiago, Chile, 15-19 March 1999 WP No. 89 Off–Set Tracking in the North Atlantic (NAT) Introduction Due to the continued reduction in the North Atlantic (NAT) separations, the importance of utilising the airspace between the NAT tracks … Continued

Interactions ATC/ACAS

42ND ANNUAL CONFERENCE, Buenos Aires, Argentina, 17-21 March 2003 WP No. 97 Interactions ATC/ACAS Presented by Philippe Domogala, IFATCA Representative to the IFALPA ATS Committee Introduction 1.1 The collision over Germany last July highlighted in the cruellest way the limits … Continued