Abstract: Quantum information technology, represented by quantum computing, quantum communication and quantum measurement has become one of the important areas of national scientific and technological development in the future. Europe and the United States, Japan, South Korea and other countries are accelerating the basic research and application development of quantum information technology and pay more attention to the protection and application of innovative achievements. This article analyzes the latest trends in global patent applications and scientific research papers. It is believed that international cooperation in the field of quantum technology will be closer in the future, while the competitive situation of scientific research papers and patent layout will become more intense.

Key words: quantum information, quantum computing, quantum communication, quantum measurement, patent