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A B C D E F G H I L M N O P Q R S T U V X
ABOD

Analyse Bus Open Data - a reporting and analytic service that is part of the English BODS.

ADSL

Asymmetric Digital Subscriber Line

ANPR

Automatic Number Plate Recognition System

APC

Automated Passenger Counting

APCS

Automated Passenger Counting System

API

Application Programming Interface

ATCO

Association of Transport Co-ordinating Officers

ATMS

Advanced Traffic Management Systems

AV

Audio Visual

AVAS

Acoustic Vehicle Alerting System

AVL

Automatic Vehicle Location

AVLS

AVL System

AVMS

Automated Vehicle Management System

BODS

Bus Open Data Service

BRT

Bus Rapid Transit

CAN

Controller Area Network

CAV

Connected and Autonomous Vehicle

CCTV

Closed Circuit Television

CE

conformité européenne ( French for "European conformity")

CEN

Comité Européen de Normalisation

CEN is one of three European Standardization Organizations (together with CENELEC and ETSI) that have been officially recognized by the European Union and by the European Free Trade Association (EFTA) as being responsible for developing and defining voluntary standards at European level.

CESG

Communications Electronics Security Group

CIF

Common Interchange Format

CMDB

Configuration Management Database

CMS

Content Management System

DCIS

Digital Controller Interface Specification

DfT

Department for Transport

DMR

Digital Mobile Radio

DRT

Demand Responsive Transport

EBSR

Electronic Bus Service Registration

EMC

Electromagnetic Compatibility

EMC

electromagnetic compatibility

ETM

Electronic Ticket Machine

EWT

Excess Wait Time

FOV

Field of View

FTP

File Transfer Protocol

FTZ

Future Transport Zone

GIS

Geographic Information System

GLOSA

Green Light Optimized Speed Advisory

GNSS

Global Navigation Satellite System

GPRS

General Packet Radio Services

GPS

Global Positioning System

GPU

Graphics Processor Unit

GSM

Global System for Mobile Communications

GTFS

General Transit Feed Specification ( was Google Transit Feed Specification)

HGV

Heavy Goods Vehicle

ICE

internal combustion engine

ICS

Incident Capture System

IFOPT

Identification of Fixed Objects in Public Transport. Now revised and incorporated into Transmodel v6 – Part 2

IoT

Internet of Things

ISO

International Standards Organisation

ITCS

Intermodal Transport Control System 

ITS

Intelligent Transport System

ITxPT

Information Technology for Public Transport

LCD

Liquid-Crystal Display

LED

Light Emitting Diode

LISA

Laboratory for Intelligent and Safe Automobiles

LoRaWAN

Long Range Wide Area Network

LPWAN

low power wide area network

LVD

Low Voltage Directive

MaaS

Mobility as a Service

MAC

Media Access Control

MOVA

Microprocessor Optimised Vehicle Actuation

MQTT

Message Queueing Telemetry Transport

NaPTAN

National Public Transport Access Nodes

NCSD

National Coach Services Database

NeTEx

Network Timetable Exchange

NOC

National Operator Code

NPTG

National Public Transport Gazetteer

OBNSS

On Board Next Stop Sign

OBU

On-Board Unit

OFCOM

The Office of Communications

OS

Ordnance Survey

OSM

Open Street Map

OTC

Office for the Traffic Commissioner

PA

Public Address System

PIDS

Passenger Information Display Screen

PMR

Private Mobile Radio

PSVAR

Public Service Vehicle Accessibility Regulations 2000

PTI

Public Transport Information

PTI

PTI Profile - This is a specific profile of the TransXChange schema for timetable data.

PTIC

Passenger Transport Information Coordination

PTV

Public Transport Vehicle

PTZ

pan, tilt and zoom

usually used with reference to CCTV cameras.

QoS

Quality of Service

QSI

Quality of Service Indicator

RTI

Real Time Information

RTIG

Real Time Information Group

RTPI

Real Time Passenger Information

SCOOT

Split Cycle Offset Optimisation Technique

SIM

Subscriber Identification Module

SIRI

Service Interface Real-Time Information. Normally a specific SIRI service type will be specified:

  • SM Service Monitoring
  • SX Situation Exchange
  • PT Production Timetable
  • ET Estimated Timetable
  • VM Vehicle Monitoring
  • GM General Message
SOAP

Simple Object Access Protocol

SSO

Single Sign On

TC

Traffic Commissioner

TFT

Thin-Film-Transistor liquid-crystal display

TIL

Traveline Information Limited

TISA

Traveller Information Services Association

TLP

Traffic Light Priority

TMC

Transport Management Centre

TNDS

Traveline National Data Set

TPEG

Transport Protocol Experts Group

TSP

Traffic Signal Priority

TTF

Transport Technology Forum

TxC

TransXChange

UITP

International Association of Public Transport or Union Internationale des Transports Publics.

UKCA

UK Conformity Assessed

UKNI

United Kingdom Northern Ireland marking

UML

Unified Modelling Language

UNECE

United Nations Economic Commission for Europe

URI

Uniform Resource Identifier

URL

Universal Resource Locator

UTC

Urban Traffic Control

UTMC

Urban Traffic Management Control

V2I

Vehicle-to-Infrastructure

VdV

Verband Deutscher Verkehrsunternehmen. The Association of German Transport Companies is the umbrella organisation of organisation of transit authorities and other public transport companies. provides technical and operational guidance and standards.

VPN

Virtual Private Network

XML

Extensible Markup Language

XSD

XML Schema Document