Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution
Driven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information. Continuous variable QKD (CV-QKD) shows the advantages of a high secure key rate generation and compatibility in...
Saved in:
| Main Authors: | , , , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
IOP Publishing
2025-01-01
|
| Series: | New Journal of Physics |
| Subjects: | |
| Online Access: | https://doi.org/10.1088/1367-2630/adac83 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1850127046788775936 |
|---|---|
| author | Jin Cheng Yujie Chen Ao Liu Xin Sun Junjie Guo Bohan Yang Peng Yin Wenbo Liu Lanjian Chen Chen Dong |
| author_facet | Jin Cheng Yujie Chen Ao Liu Xin Sun Junjie Guo Bohan Yang Peng Yin Wenbo Liu Lanjian Chen Chen Dong |
| author_sort | Jin Cheng |
| collection | DOAJ |
| description | Driven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information. Continuous variable QKD (CV-QKD) shows the advantages of a high secure key rate generation and compatibility in the fiber channel, but the communication range is limited by low attenuation tolerance. In this study, the feasibility of the uplink CV-QKD for Very Low Earth Orbit satellite is studied, and the influence of practical factors such as atmospheric turbulence and beam pointing errors under dynamic time-varying satellite orbital parameters is analyzed to model realistic transmission channels. A parameter optimization scheme for orbital parameters, spot size, receiving telescope aperture, and modulation variance has been proposed to enhance the performance of the actual uplink CV-QKD, providing a reference for parameter selection in CV-QKD experiments. |
| format | Article |
| id | doaj-art-47a13ac79931432c916c9e55de4f9ea8 |
| institution | OA Journals |
| issn | 1367-2630 |
| language | English |
| publishDate | 2025-01-01 |
| publisher | IOP Publishing |
| record_format | Article |
| series | New Journal of Physics |
| spelling | doaj-art-47a13ac79931432c916c9e55de4f9ea82025-08-20T02:33:47ZengIOP PublishingNew Journal of Physics1367-26302025-01-0127202301110.1088/1367-2630/adac83Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distributionJin Cheng0Yujie Chen1Ao Liu2https://orcid.org/0009-0004-7852-7117Xin Sun3Junjie Guo4Bohan Yang5Peng Yin6Wenbo Liu7https://orcid.org/0000-0002-0089-8709Lanjian Chen8Chen Dong9https://orcid.org/0000-0003-2745-0258Information and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaInformation and Communication College, National University of Defense Technology , WuHan, People’s Republic of ChinaDriven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information. Continuous variable QKD (CV-QKD) shows the advantages of a high secure key rate generation and compatibility in the fiber channel, but the communication range is limited by low attenuation tolerance. In this study, the feasibility of the uplink CV-QKD for Very Low Earth Orbit satellite is studied, and the influence of practical factors such as atmospheric turbulence and beam pointing errors under dynamic time-varying satellite orbital parameters is analyzed to model realistic transmission channels. A parameter optimization scheme for orbital parameters, spot size, receiving telescope aperture, and modulation variance has been proposed to enhance the performance of the actual uplink CV-QKD, providing a reference for parameter selection in CV-QKD experiments.https://doi.org/10.1088/1367-2630/adac83continuous-variable quantum key distributionground-to-satelliteuplink |
| spellingShingle | Jin Cheng Yujie Chen Ao Liu Xin Sun Junjie Guo Bohan Yang Peng Yin Wenbo Liu Lanjian Chen Chen Dong Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution New Journal of Physics continuous-variable quantum key distribution ground-to-satellite uplink |
| title | Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution |
| title_full | Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution |
| title_fullStr | Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution |
| title_full_unstemmed | Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution |
| title_short | Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution |
| title_sort | feasibility and parameter optimization of ground to satellite uplink continuous variable quantum key distribution |
| topic | continuous-variable quantum key distribution ground-to-satellite uplink |
| url | https://doi.org/10.1088/1367-2630/adac83 |
| work_keys_str_mv | AT jincheng feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT yujiechen feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT aoliu feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT xinsun feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT junjieguo feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT bohanyang feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT pengyin feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT wenboliu feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT lanjianchen feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution AT chendong feasibilityandparameteroptimizationofgroundtosatelliteuplinkcontinuousvariablequantumkeydistribution |