This paper analyzes the development history and status quo of quantum information technology, combs the status quo of quantum information technology standardization, gives the standardization activities and progress of standardization work carried out by the global standardization organization, introduces the definition of technology maturity level, gives the standardization maturity analysis of the standardization direction involved in quantum information technology, and puts forward the standardization roadmap of quantum information technology.
This paper analyzes the development history and status quo of quantum information technology, combs the status quo of quantum information technology standardization, gives the standardization activities and progress of standardization work carried out by the global standardization organization, introduces the definition of technology maturity level, gives the standardization maturity analysis of the standardization direction involved in quantum information technology, and puts forward the standardization roadmap of quantum information technology.
Abstract Quantum computing is an important branch of quantum information technology. Quantum computing is far more powerful than traditional computing in solving some problems, and it has great potential for commercial and military applications. Firstly, this paper introduces the status quo of quantum computing research and the status of domestic and foreign standards, and then discusses the demands of quantum computing standards, and expounds on the necessity of a quantum computing standard system. Then give the quantum computing architecture standard system diagram. Finally, there is a roadmap for Quantum computing standardization is given, including the short, medium and long term. The architecture and the roadmap will be helpful to guide the standardization work as well as the application development.
As a new subject combining quantum physics and information technology, quantum information involves many fields, such as quantum superposition and interference, quantum teleportation, quantum key distribution, precision measurement and so on.Based on the patent data collected in patsnap, this paper analyzes the innovation in the field of global quantum information technology.The results show that the papers in the field of quantum information are a comprehensive cluster of quantum computing, quantum communication and quantum measurement; The global quantum information theory has experienced a long period of development.Quantum computing has become a research hotspot from 2010 to 2019, and its advantages have been reflected; The life cycle of quantum computing is in a growing period and is the most perfect; The United States leads the world in quantum computing research, and China is the most mature in quantum communication research; Beijing, Shanghai, Jiangsu and Guangdong are the key provinces of quantum information theory patent application in China, and universities or research institutions are the key patent applicants.
In this paper, the definition and connotation of quantum communication technology are briefly analyzed, and the ideal model of quantum communication is briefly summarized.Secondly, the characteristics and advantages of quantum communication technology are briefly analyzed based on the progress process of quantum information and the existing technological degree and development space of quantum information technology.Finally, the development direction and application prospect of quantum information technology are analyzed, and the future development of quantum communication is analyzed.
In the early decades of the 20th century, the inception of quantum mechanics catalyzed the first quantum revolution, resulting in groundbreaking technological advances, such as nuclear energy, semiconductors, lasers, nuclear magnetic resonance, superconductivity, and global satellite positioning systems. These innovations have promoted significant progress in material civilization, fundamentally changed the way of life and societal landscape of humanity. Since the 1990s, quantum control technology has made significant strides forward, ushering in a rapid evolution of quantum technologies, notably exemplified by quantum information science. This encompasses domains such as quantum communication, quantum computing, and quantum precision measurement, offering paradigm-shifting solutions for enhancing information transmission security, accelerating computational speed, and elevating measurement precision. These advances hold the potential to provide crucial underpinning for national security and the high-quality development of the national economy. The swift progression of quantum information technology heralds the advent of the second quantum revolution. Following nearly three decades of concerted efforts, China’s quantum information technology field as a whole has achieved a leap. Specifically, China presently assumes a prominent international role in both the research and practical application of quantum communication, leading the global domain in quantum computing, and achieving international preeminence or advanced standing across various facets of quantum precision measurement. Presently, it is imperative to conduct a comprehensive assessment of the developmental priorities in the realm of quantum information in China for the forthcoming 5 to 10 years, in alignment with national strategic priorities and the evolving landscape of international competition. This will enable the proactive establishment of next-generation information technology systems that are secure, efficient, autonomous, and controllable.
Quantum Communication technology, which achieved many unprecedented breakthroughs in the past several years,is arousing the attentions from related authoritative bodies and the field of communication research with its particular characteristic of perfect security in information transmission. Firstly, in this paper, the course of development and milestones of quantum communication theory and technologies are reviewed. And the state-of-the-art of domestic and foreign quantum communication technologies are summarized, with the conclusion that the technology tends to be mature, and China stands in the front row of the world both in quantum communication theory and experiments. Then, the definition and model of the ideal quantum communication system are discussed and engineering scenarios of quantum communication system based on optical fiber channel and free space optical channel are provided. The security and communication ability now achieved by these scenarios are analyzed, drawing such conclusion that quantum communication technologies has both high practical value and broad development space. Finally, realistic application scenarios and future application prospect of quantum communication technology are presented, in consideration of the requirements and current technology levels.
Quantum communication as a vital branch of quantum information science, leverages physical properties such as quantum superposition, entanglement, and the impossibility of cloning to pioneer entirely new technical pathways for achieving unconditional secure communication. This paper comprehensively and meticulously elucidates the core technological principles of quantum communication, including quantum key distribution, quantum teleportation, and quantum secure direct communication; It also delves into its application status in critical domains such as dedicated communications, finance, and government affairs. Furthermore, it analyzes the numerous technical challenges currently faced, including the stability of quantum bits, limitations on communication distance, and difficulties in standardization. Finally, it offers a prospective outlook on its future development trends. Research indicates that quantum communication technology is progressively transitioning from the laboratory to large-scale application stages, with its integration into existing communication systems and strategic value in national security domains becoming increasingly prominent.