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Introduction
The ATS unit providng providing service for an airspace is not part of the minimum AIP data set but required in ENR 3 of PANS-AIM:
an indication of the controlling unit, its operating channel and, if applicable, its logon address, SATVOICE number, and any navigation, RCP and RSP specification(s) limitations.
Hence, in the scope of this guidelines it is considered conditional data.
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In AIXM 5.1.1, SATVOICE number, and any navigation, RCP and RSP specification(s) limitations cannot be encoded, except by using a Note Workaround for AIXM 5.1.1: Code a corresponding a Note. Status: for SATVOICE see CCB AIXM-189. For RCP/RSP issue has to be reported to CCB. |
AIXM does not provide a direct relationship between Unit and RouteSegment class.
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The type of service provided may be defined by the attribute Service.type. In addition also a Service.name may be provided.
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| title | Open Question Name of Unit Service |
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Should there be rule/pattern how the names shall be compsed?
Example "Amswell ACC"
the Unit.name = "Amswell" or "Amswell ACC"?
the Service.name = " NIL" or Also "Amswell ACC"?
The
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The operation channel is encoded using the RadioCommunicationChannel class. The attribute frequencyTransmission and if applicable frequencyReception will carry the corresponding value and uom (see also Radio Communication Channel [RCC]).
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| Depending on the specialised Service class, different ways of encoding this information are provided by AIXM. A consolidation may be needed! |
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Coding Examples can be found in the DONLON AIP data set sample file.
| No. | Description | XPath Expression |
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ATC-EX-01 UNI-EX-01 RCC-EX-01 RTE-EX-02 | Controlling Unit for Route Portion | //aixm:AirTrafficControlServiceTimeSlice[@gml:id ='ATC_AMSWELL_ACC'] | //aixm:UnitTimeSlice[@gml:id ='UNI_AMSWELL_ACC'] | //aixm:RadioCommunicationChannelTimeSlice[@gml:id ='RCC_AMSWELL_ACC'] | //aixm:RouteTimeSlice[@gml:id ='RTE_UA4'] |