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    Chapter and Conference Paper

    Usability Study of an Innovative Application in Public Transport by Using Hardware-Based Security Technology

    As part of the OPTIMOS 2.0 funding project of the German Federal Ministry for Economic Affairs and Energy (BMWi), a partner develops the TicketIssuance app for secure hardware-based storage of high-priced tick...

    Gertraud Schäfer, Andreas Kreisel in HCI in Mobility, Transport, and Automotive… (2021)

  2. Chapter and Conference Paper

    Development of a Concept for Evaluation User Acceptance and Requirements for NFC Based E-ticketing in Public Transport

    In frame of OPTIMOS project (Open, Practical Infrastructures for Mobile Services) an open practical ecosystem based on Near Field Communication (NFC) will be developed and demonstrated by different implemented...

    Gertraud Schäfer, Andreas Kreisel in Human-Computer Interaction. Interaction Co… (2017)

  3. Chapter and Conference Paper

    NFC-Enabled eTicketing in Public Transport – Aims, Approaches and First Results of the OPTIMOS Project

    The comprehensive digitalization of the economy requires efficient actions from all market partners involved. This also applies to public transport sector. Proprietary solutions and closed systems are ineffici...

    Ulrike Stopka, Gertraud Schäfer in Human-Computer Interaction. Interaction Co… (2017)