December 9-11, 2025

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Use Cases

WSP – HTZ Communications ensuring GSM-R radio coverage

WSP Secures GSM-R Coverage with HTZ Communications. For a major UK rail corridor, WSP used HTZ to validate GSM-R plans, model design changes, and assess failure modes and environmental impacts. The result: compliant, future-ready coverage and avoided redesign costs on one of Europe’s most complex infrastructure projects.

News in Brief - May 2024

In News in Brief, we share updates from some of our new customers from across the globe, including technology consultants SC4 Technology, who purchased HTZ for GSM-R network planning.

Modelling LTE-R for Indian Railways

ATDI successfully secures a contract from an Indian Railway operator to implement an advanced LTE-R communications system to enhance train safety. This article highlights the flexibility of HTZ for managing technology migrations.

Transforming Railway Communications in Poland

ATDI provides radio planning expertise for the design of the GSM-R network between various stations and railway lines as part of the PKP Polland network enhancements. The team performed radio calculations to improve coverage along the railway line and undertook radio analysis for antenna reception along the entire railway line up to 20 meters from the outermost tracks. To learn more about this network deployment read the article in full here.

FRMCS - Radio network planning fundamentals

As FRMCS emerges as the next-generation standard set to replace GSM-R, we turn to Technical Director, Yahya Khaled, to discuss the challenges facing network operators.

Webinar: FRMCS Network Planning

This event looks at all stages of network implementation from the early planning stages to full network rollout. The webinar includes a live demo using HTZ and will feature a case study identifying best practices and critical software features.

RAILWAY COMMUNICATIONS - STAYING IN TOUCH

For over three decades, ATDI has worked in partnership with rail network operators, system integrators and consultants to ensure our rail networks meet the growing challenges facing the industry. This article gives an overview of some of the work we have completed in this market.

Newsletter - October 2022

Catch up with all the latest news and product updates in our monthly newsletter. This month we look at how airport comms can be protected from high-rise developments, the latest map data sets, project update from Romanian ATC, and an overview of our activity in the railway comms sector. Any questions? Get in touch today.

Accurate modelling for railway comms

HTZ has unparalleled capabilities for modelling and simulating radiofrequency systems in rail environments like GSM-R and LTE-R. It features fully deterministic propagation models that are well suited to profile-specific environments such as rail.

Donut Day - ATDI Poland Annual Summit

Join the ATDI Poland team for their annual customer summit. This event brings together customers and industry leaders for a half-day session. Attendance is free. Register today.

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