GLOSSARY
Adaptive Traffic Control System
a traffic light control system which is adaptive to actual traffic demand.
Adjustable Intersection
an intersection integrated to a traffic management system.
«Bottleneck»
a point of road congestions and minimum traffic capacity.
Combined-technology Traffic Detector
a traffic detector based on a few detection technologies.
Conflicting Traffic Flows
vehicle and pedestrian flows with conflicting traffic movement paths.
«Green Wave»
a system of coordinated traffic signals that ensures continuous traffic flow over several intersections.
Inductive Loop
a traffic detector capable to define number and speed of passing vehicles based on the electromagnetic communication.
Infrared Vehicle Detector
a device capable to define a wide range of traffic flow parameters based on the infrared technologies.
Intellectual Transport System (ITS)
a combination of leading-edge technologies used to improve mobility, efficiency and safety of traffic flows.
Intrusive Traffic Detector
a traffic data collection device that need to be embedded in the pavement of a roadway.
Magnetic Sensor
a detector used to define number, presence and speed of passing vehicles through the perturbation in the Earth's magnetic field.
Microwave Traffic Detector (Radar)
a traffic detector used to define a wide range of traffic flow parameters (speed, occupancy, classification, etc.) based on the microwave technology.
Mobility
an ability of road users to move from place to place.
Non-intrusive Traffic Detector
a traffic data collection device that do not need to be embedded in the pavement of a roadway.
Operator Traffic Control
coordinated control for traffic equipment by an operator of a traffic management center.
Peak Intensity
maximum traffic volume during a certain period of time.
Pedestrian Flow
a total number of pedestrians passing a given area.
Pedestrian Push Button
a button used to make pedestrian lights begin their cycle to ensure pedestrian safety.
Presence Detector
a device used to detect slow moving or stopped vehicles in a given point of a roadway.
Priority Pass
a complex of traffic light equipment and adaptive traffic control that enables to arrange the priority pass of city public and/or special transport.
Remote Control Panel
a panel enable to control traffic light equipment from a distance.
Reversing Traffic Lights
traffic lights enable to regulate vehicle flow on the same road lane in reversible directions.
Road Network
a system of interconnected roads designed to integrate vehicle and pedestrian flows in a given area.
Road Transport Network
a set of transport routes connecting transport hubs and localities.
Road User
a driver, rider, passenger or pedestrian.
SCADA (Supervisory Control And Data Acquisition)
a software platform for data collecting, processing and control for the equipment as a part of traffic management.
Scenario
a sequence of actions required for the certain control mode.
Sensor
a traffic detector used to define a wide range of traffic flow parameters.
Smart Traffic Lights
an adaptive traffic system that integrates traffic lights with traffic light equipment to improve traffic flow and minimize inefficiencies.
Smart Intersection
a complex solution of TMS designed to provide efficiency and safety of a road network.
Traffic Capacity
a maximum number of vehicles that can pass a given point using all road lanes.
Traffic Control Equipment
a range of equipment (including traffic lights, detectors, pedestrian push buttons, etc.) required for traffic management.
Traffic Density
a number of vehicles per unit length of a roadway.
Traffic Detector
a device used to define presence of vehicles and other parameters of a traffic flow.
Traffic Flow
a total number of vehicles passing a given point of a roadway.
Traffic Intensity
a number of vehicles passing a given point of a roadway per unit time.
Traffic Light
a signaling device positioned at intersections, pedestrian crossings, etc. to control a movement of vehicles or pedestrians.
Traffic Light Basic Tact
a period of the main traffic signals (red and green ones).
Traffic Light Controller (TLC)
a device used to control traffic flows with traffic control equipment and variable message signs.
Traffic Light Cycle
a typical sequence of the traffic light color phases.
Traffic Light Monitoring System
a system for constant monitoring on statuses and control modes of traffic light equipment.
Traffic Light Phase
a set of a basic and subsequent tacts of a traffic light cycle.
Traffic Management Center (TMC)
a TMS hub of actual data on statuses and control modes of peripherals, and parameters of traffic flows.
Traffic Management System (TMS)
a top-down management system designed to control traffic and improve efficiency and safety of vehicle and pedestrian flows.
Transportation System
a complex of vehicles, transport communications and infrastructure.
Variable Information Board
an information board capable of displaying actual traffic information.
Variable Message Sign (VMS)
a traffic sign capable of displaying alternative traffic operational or guidance messages for road users.
Vehicle
a machine used for passenger and goods transportation on a roadway (passenger cars, trucks, public and special transport).
Video Traffic Detection (VTD)
a traffic detection technology that provides a real-time traffic video data.
V2X Technology (vehicle to everything communication)
a technology of communication between vehicles and moving parts of a traffic flow.