ATDI’s flagship software, HTZ Communications, supports end-to-end radio network planning for GSM-R, LTE-R, and FRMCS. Trusted by rail operators worldwide, HTZ delivers accurate coverage modelling, interference analysis, and seamless indoor/outdoor integration—ensuring safe, resilient, and future-ready communications. Visit our stand to discover how HTZ empowers rail networks with precision, flexibility, and compliance across every stage of deployment.