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Journal of Guangxi University

Two typical quantum communication technology

SU Xiao-qin, Guo Guang-Can

Published Jan 1, 2005• 0 citations
OpenAlex

Abstract

Quantum communication plays an important role of quantum information.The most typical quantum communication technology are quantum teleportation and quantum cryptography communication.In this paper two basic concepts of quantum communication which include quantum superpostion and quantum entanglement are introduced.Also,the fundamental theoretical frame of two quantum communication technology is introduced,and at the same time the progress of experimental research in the field is reviewed.

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Quantum communication plays an important role of quantum information.The most typical quantum communication technology are quantum teleportation and quantum cryptography communication.In this paper two basic concepts of quantum communication which include quantum superpostion and quantum entanglement are introduced.Also,the fundamental theoretical frame of two quantum communication technology is introduced,and at the same time the progress of experimental research in the field is reviewed.
Abstract Quantum communication has made great breakthroughs in recent years. Because of its characteristics for strict information security transmission and high speed, it has received attention from related research fields around the world. This paper briefly reviews the progress in the field of quantum computing and communication. The basic functions of quantum mechanics related to the quantum communication are first introduced, including qubit, logic gates, postulates, polarization and quantum entanglement. Then the applications of quantum communication are discussed including teleportation, cryptography and quantum networks. Finally, advantages and disadvantages for the current applications are analyzed and the challenges remained in the current research are demonstrated.
Quantum information science is an area of study based on the idea that information science depends on quantum effects in physics. It includes theoretical issues in computational models as well as more experimental topics in quantum physics including what can and cannot be done with quantum information. Subfields include: Quantum computing, Quantum error correction, Quantum complexity theory, Quantum cryptography and its generalization, quantum communication, Quantum communication complexity, Quantum entanglement, Quantum dense coding, Quantum teleportation. In the present book, fifteen typical literatures about Quantum Communication published on international authoritative journals were selected to introduce the worldwide newest progress, which contains reviews or original researches on Communication, mechanics, optics, ect. We hope this book can demonstrate advances in Quantum Communication as well as give references to the researchers, students and other related people.
The paper overviews the fundamental principles, methods, technologies and applications of quantum communication. It introduces the basic protocol of secure quantum private communication, including the decoy method, quantum communication based on the entanglement distribution, quantum teleportation, manipulation of entangled photonspairs in polarization space. This review introduces recent status in quantum technology and applications, and attempts to discuss future directions in which the field is likely to develop.
Quantum communication is an emerging interdisciplinary discipline that combines classical telecommunication and quantum mechanics. This paper discusses the recent progress of quantum communication in terms of the basic theoretical framework of quantum communication technology, optical devices, state-of-the-art applications. Based on the analysis, quantum communication technology research hotspots mainly involve quantum key distribution, quantum confidential communication, quantum invisible transmission, quantum entanglement, quantum cryptography, etc., which exhibits an increasingly rich trend. In addition, the limitations of the quantum communication are demonstrated from the perspective of practical applications. Afterwards, the future prospects of quantum communication technology are proposed accordingly. These results reveal that quantum communication applications are promising and are moving toward practicality.
The paper overviews the fundamental principles, methods, technologies and applications of quantum communication. It introduces the basic protocol of secure quantum private communication, including the decoy method, quantum communication based on the entanglement distribution, quantum teleportation, manipulation of entangled photonspairs in polarization space. This review introduces recent status in quantum technology and applications, and attempts to discuss future directions in which the field is likely to develop.