Article 2 Definitions

For the purpose of this Regulation the definitions in Article 2 of Regulation (EC) No 549/2004 shall apply.

The following definitions shall also apply:

1. 1..

   ‘data link service’ means a set of related air traffic management transactions, supported by air-ground data link communications, which have a clearly defined operational goal and begin and end on an operational event;

2. 2..

   ‘operator’ means a person, organisation or enterprise engaged in, or offering to engage in, an aircraft operation;

3. 3..

   ‘air traffic services unit’ (hereinafter ATS unit) means a unit, civil or military, responsible for providing air traffic services;

4. 4..

   ‘service level agreement’ means that part of a service contract between organisations in which a certain level of service is agreed, in particular in relation to the quality and performance of the data communications service;

5. 5..

   ‘air–ground point-to-point data communication’ means a two-way communication between an aircraft and a ground communication entity relying upon a set of distributed functions to achieve:

   1. (a)

      the transmission and reception of uplink and downlink bit frames over a mobile data link between ground and aircraft communication systems;

   2. (b)

      the transmission and reception of data units between ground and aircraft systems hosting the air-ground applications with:

      1. (i)

         the relay of data units throughout ground communication paths and mobile data links;

      2. (ii)

         the cooperative mechanisms of both ends for the transport of data units;

6. 6..

   ‘State aircraft’ means any aircraft used for military, customs and police;

7. 7..

   ‘transport type State aircraft’ means fixed wing State aircraft that are designed for the purpose of transporting persons and/or cargo;

8. 8..

   ‘air-ground application’ means a set of cooperative air-ground functions in support of air traffic services;

9. 9..

   ‘end-to-end communication’ means the transfer of information between peer air-ground applications;

10. 10..

    ‘air-ground communication’ means a two-way communication between aircraft and ground communication systems;

11. 11..

    ‘security policy’ means a set of objectives, rules of behaviour for users and administrators, and requirements for system configuration and management that collectively are designed to safeguard systems and communication resources concerned with the provision of data link services against acts of unlawful interference;

12. 12..

    ‘addressing information’ means information pertaining to the system or network address of an entity participating in air-ground data link communication and enabling the location of the entity to be unambiguously determined;

13. 13..

    ‘integrated initial flight plan processing system’ (hereinafter IFPS) means a system F1... through which a centralised flight planning processing and distribution service, dealing with the reception, validation and distribution of flight plans, is provided within the airspace F2under the responsibility of the States participating in that service;

14. 14..

    ‘inoperative’ in relation to an airborne constituent means that the constituent does not accomplish its intended purpose or is not consistently functioning within its operating limits or tolerances.