1. A study by Fraunhofer ISI and the University of Saarland analyzed three generations of quantum communication technologies, focusing on their market readiness and technological advancements. 2. The study highlights the importance of quantum communication in ensuring secure communication and the potential threat posed by quantum computers to current encryption methods. 3. The study forecasts annual growth rates between 15 and 25 percent for quantum communication technologies, with significant patent activities from the EU, USA, and China.