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Glossary
OEM An original equipment manufacturer manufactures products or components that are
purchased by another company and retailed under that purchasing company’s brand
name. 5
OID The Object Identifier is formatted as a special string and used within MetaEdit+, which
is always unique within a GOPRR project. 44, 170, 173, 175, 176
OMG The Object Management Group is a consortium that originally aimed at setting standards
for distributed object-oriented systems and is now focused on modelling (programs,
systems and business processes) and model-based standards. 23, 158, 277, 282
open model An open model is in a DSL or a MDA a concrete meta model instance / model
that is developed and published under the principles of OSS / FLOSS. 65, 66, 69, 72, 74,
75, 79, 80, 281
open model software Software developed by DSM or in a MDA based on open models. 2, 7,
66, 69, 75, 76, 234–236
openETCS openETCS is the concept to use and provide ETCS software under the principles
of FLOSS. 3, 5–7, 19, 20, 36, 46, 52, 53, 61, 66, 79–81, 83, 84, 98, 108–110, 115, 116,
119–122, 124, 126–128, 130, 131, 133, 134, 136, 141, 145, 147–149, 153–156, 158–160, 162,
163, 166, 169–171, 173–176, 178, 179, 183, 201, 202, 205, 209, 211–213, 215, 218, 223,
225, 234, 236, 237, 248, 249, 251, 255, 257, 261, 265, 267
OS On Sight is an ETCS Mode. 17
OSS Open-source software is distributed with public source code. 12, 13, 19, 36, 57, 61, 65,
69, 76, 169, 233, 235, 279, 281
PIM In software engineering, a Platform-Independent Model is a model of a software system
that is independent of the specific technological platform used to implement it. 141, 143,
145, 147–149, 151, 154, 155, 159, 160, 174, 212, 215, 218, 236
PSM A platform-specific model is a model of a software that is linked to a specific technological
platform. For example, a specific programming language, operating system, document
file format or database.. 141, 145, 147, 148, 151, 154, 155, 159, 160, 174, 178, 211–213,
215, 217–219, 222, 223, 229, 236, 269
PT Post Trip is an ETCS Mode. 18, 80
PZB Punktförmige Zugbeeinflussung is an intermittent cab signalling system and train protection
system used in Germany, Austria, Slovenia, Croatia, Romania, Israel and on one
line in Canada. 12
Radio-Infill Radio based semi-continuous data transfer facility. 14
RTCA The Radio Technical Commission for Aeronautics develops guidance documents related
to the FAA. 58, 60
283