February 2023 - 22

The Coming Tran
from Traditional Hardware Displays
to Electronic Screens for Train Control
While North America
is lagging, globally,
train control HMIs
have transitioned
to TFT screens with
buttons and full touch
screen technology.
BY BL AKE KOZOL ,
CONT R I BUTOR
22 Mass Transit | FEBRUARY 2023
T
rain control systems interface to operators via a device which
communicates signal aspects, speeds and provide various system
information in texts and graphics. Different suppliers and systems
use various names for such devices such as aspect display unit
(ADU) or cab display unit (CDU). In the past 20 years, there
has not been significant technological change in these devices.
Many are still being installed with toggle switches, manual push
buttons and light arrays in trains across North America.
In the rest of the world, however, train control human machine
interfaces (HMIs) have changed significantly in the past years,
with many systems transitioning to TFT screens with buttons
and, more recently, full touch screen technology like ones used
on smart phones.

February 2023

Table of Contents for the Digital Edition of February 2023

Editor’s Notebook
People & Places
Nashville Public Transit Attracts Riders through Tourism Partnerships
2023 Mobility Outlook
Oklahoma Pilot Program Providing Reliable Door-to-Door Public Transit Service
The Coming Transition from Traditional Hardware Displays to Electronic Screens for Train Control
Fare Collection: How we pay for public transit is critical to securing its future
Unifying security systems for Mass Transit
Products
February 2023 - 1
February 2023 - 2
February 2023 - 3
February 2023 - 4
February 2023 - 5
February 2023 - Editor’s Notebook
February 2023 - 7
February 2023 - People & Places
February 2023 - 9
February 2023 - 10
February 2023 - 11
February 2023 - Nashville Public Transit Attracts Riders through Tourism Partnerships
February 2023 - 13
February 2023 - 2023 Mobility Outlook
February 2023 - 15
February 2023 - 16
February 2023 - 17
February 2023 - Oklahoma Pilot Program Providing Reliable Door-to-Door Public Transit Service
February 2023 - 19
February 2023 - 20
February 2023 - 21
February 2023 - The Coming Transition from Traditional Hardware Displays to Electronic Screens for Train Control
February 2023 - 23
February 2023 - 24
February 2023 - 25
February 2023 - Fare Collection: How we pay for public transit is critical to securing its future
February 2023 - 27
February 2023 - 28
February 2023 - 29
February 2023 - Unifying security systems for Mass Transit
February 2023 - 31
February 2023 - 32
February 2023 - Products
February 2023 - 34
February 2023 - 35
February 2023 - 36
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