NSTL国家科技图书文献中心

1. Sensing-assisted accurate and fast beam management for cellular-connected mmWave UAV network NSTL国家科技图书文献中心

Cui Yanpeng | Zhang Qixun ... - 《China communications: 中国通信》 - 2024,21(6) - 271～289 - 共19页

摘要：Beam management, including initial access (IA | ) and beam tracking, is essential to the millimeter | -wave Unmanned Aerial Vehicle (UAV) network. However | , the conventional communication-only and feedback | -based schemes suffer a high delay and low accuracy of

关键词： Autonomous aerial vehicles | Sensors | Laser beams | Delays | Millimeter wave communication | Radio transmitters | Kalman filters

2. Privacy-preserving federated mobility prediction with compound data and model perturbation mechanism NSTL国家科技图书文献中心

Long Qingyue | Wang Huandong ... - 《China communications: 中国通信》 - 2024,21(3) - 160～173 - 共14页

摘要：Human mobility prediction is important for | many applications. However, training an accurate | mobility prediction model requires a large scale of human | trajectories, where privacy issues become an important | problem. The rising federated learning provides us with

关键词： Data models | Predictive models | Privacy | Perturbation methods | Hidden Markov models | Trajectory | Vectors

3. Low-complexity reconstruction of covariance matrix in hybrid uniform circular array NSTL国家科技图书文献中心

Fu Zihao | Liu Yinsheng ... - 《China communications: 中国通信》 - 2024,21(3) - 66～74 - 共9页

摘要：Spatial covariance matrix (SCM) is essential | in many multi-antenna systems such as massive | multiple-input multiple-output (MIMO). For multi-antenna | systems operating at millimeter-wave bands, hybrid | analog-digital structure has been widely adopted to

关键词： Radio frequency | Receiving antennas | Vectors | Millimeter wave technology | Covariance matrices | Computational complexity | Structural beams

4. Investigating optical transport network performance: A recurrence plot approach NSTL国家科技图书文献中心

Sun Xiaochuan | Cao Difei ... - 《China communications: 中国通信》 - 2024,21(5) - 166～176 - 共11页

摘要：In future optical transport networks, light | -path performance analysis is of great practical | significance for fully automated management. In general, the | quality of transmission (QoT) of lightpaths, measured by | optical quality factor or optical signal-to-noise ratio

关键词： Optical fiber networks | Optical polarization | Optical feedback | Correlation | Time series analysis | Q-factor | Optical variables measurement

5. High-precision Doppler frequency estimation based positioning using OTFS modulations by red and blue frequency shift discriminator NSTL国家科技图书文献中心

Shaojing Wang | Xiaomei Tang ... - 《China communications: 中国通信》 - 2024,21(2) - 17～31 - 共15页

摘要：Orthogonal Time Frequency and Space (OTFS | ) modulation is expected to provide high-speed and ultra | -reliable communications for emerging mobile applications | , including low-orbit satellite communications. Using the | Doppler frequency for positioning is a promising

关键词： Doppler effect | Estimation | Frequency estimation | Satellites | Delays | Symbols | Low earth orbit satellites

6. Off-grid compressed channel estimation with parallel interference cancellation for millimeter wave massive MIMO NSTL国家科技图书文献中心

Liu Jinru | Tian Yongqing ... - 《China communications: 中国通信》 - 2024,21(3) - 51～65 - 共15页

摘要：Millimeter wave (mmWave) massive multiple | -input multiple-output (MIMO) plays an important role | in the fifth-generation (5G) mobile communications | and beyond wireless communication systems owing to | its potential of high capacity. However, channel

关键词： Channel estimation | Estimation | Millimeter wave communication | Matching pursuit algorithms | Radio frequency | Interference cancellation | Quantization (signal)

7. Co-sharing waveform design for millimeter-wave radar communication systems NSTL国家科技图书文献中心

Cui Gaofeng | He Mengmin ... - 《China communications: 中国通信》 - 2024,21(6) - 305～318 - 共14页

摘要：Millimeter-wave (mmWave) radar communication | has emerged as an important technique for future | wireless systems. However, the interference between the | radar signal and communication data is the main issue | that should be considered for the joint radar

关键词： Radar | Sensors | Estimation | Interference | OFDM | Millimeter wave communication | Radar signal processing

8. Physical-layer secret key generation for dual-task scenarios NSTL国家科技图书文献中心

Yang Lilin | Li Guyue ... - 《China communications: 中国通信》 - 2024,21(7) - 252～266 - 共15页

摘要：Physical-layer secret key generation (PSKG | ) provides a lightweight way for group key (GK) sharing | between wireless users in large-scale wireless networks | . However, most of the existing works in this field | consider only group communication. For a commonly dual

关键词： Stars | Mesh networks | Wireless sensor networks | Encoding | Communication system security | Wireless networks | Wireless LAN

9. Effective capacity of URLLC over parallel fading channels with imperfect channel state information NSTL国家科技图书文献中心

Peng Hongsen | Tao Meixia - 《China communications: 中国通信》 - 2024,21(5) - 45～63 - 共19页

摘要：This paper investigates the effective capacity | of a point-to-point ultra-reliable low latency | communication (URLLC) transmission over multiple parallel sub | -channels at finite blocklength (FBL) with imperfect | channel state information (CSI). Based on reasonable

关键词： Delays | Fading channels | Ultra reliable low latency communication | Decoding | Capacity planning | Error probability | Transmitters

10. An active deception defense model based on address mutation and fingerprint camouflage NSTL国家科技图书文献中心

Wang Shuo | Chu Jiang ... - 《China communications: 中国通信》 - 2024,21(7) - 212～223 - 共12页

摘要：The static and predictable characteristics of | cyber systems give attackers an asymmetric advantage | in gathering useful information and launching | attacks. To reverse this asymmetric advantage, a new | defense idea, called Moving Target Defense (MTD), has

摘要：Beam management, including initial access (IA | ) and beam tracking, is essential to the millimeter | -wave Unmanned Aerial Vehicle (UAV) network. However | , the conventional communication-only and feedback | -based schemes suffer a high delay and low accuracy of

关键词： Autonomous aerial vehicles | Sensors | Laser beams | Delays | Millimeter wave communication | Radio transmitters | Kalman filters

摘要：Human mobility prediction is important for | many applications. However, training an accurate | mobility prediction model requires a large scale of human | trajectories, where privacy issues become an important | problem. The rising federated learning provides us with

关键词： Data models | Predictive models | Privacy | Perturbation methods | Hidden Markov models | Trajectory | Vectors

摘要：Spatial covariance matrix (SCM) is essential | in many multi-antenna systems such as massive | multiple-input multiple-output (MIMO). For multi-antenna | systems operating at millimeter-wave bands, hybrid | analog-digital structure has been widely adopted to

关键词： Radio frequency | Receiving antennas | Vectors | Millimeter wave technology | Covariance matrices | Computational complexity | Structural beams

摘要：In future optical transport networks, light | -path performance analysis is of great practical | significance for fully automated management. In general, the | quality of transmission (QoT) of lightpaths, measured by | optical quality factor or optical signal-to-noise ratio

关键词： Optical fiber networks | Optical polarization | Optical feedback | Correlation | Time series analysis | Q-factor | Optical variables measurement

摘要：Orthogonal Time Frequency and Space (OTFS | ) modulation is expected to provide high-speed and ultra | -reliable communications for emerging mobile applications | , including low-orbit satellite communications. Using the | Doppler frequency for positioning is a promising

关键词： Doppler effect | Estimation | Frequency estimation | Satellites | Delays | Symbols | Low earth orbit satellites

摘要：Millimeter wave (mmWave) massive multiple | -input multiple-output (MIMO) plays an important role | in the fifth-generation (5G) mobile communications | and beyond wireless communication systems owing to | its potential of high capacity. However, channel

关键词： Channel estimation | Estimation | Millimeter wave communication | Matching pursuit algorithms | Radio frequency | Interference cancellation | Quantization (signal)

摘要：Millimeter-wave (mmWave) radar communication | has emerged as an important technique for future | wireless systems. However, the interference between the | radar signal and communication data is the main issue | that should be considered for the joint radar

关键词： Radar | Sensors | Estimation | Interference | OFDM | Millimeter wave communication | Radar signal processing

摘要：Physical-layer secret key generation (PSKG | ) provides a lightweight way for group key (GK) sharing | between wireless users in large-scale wireless networks | . However, most of the existing works in this field | consider only group communication. For a commonly dual

关键词： Stars | Mesh networks | Wireless sensor networks | Encoding | Communication system security | Wireless networks | Wireless LAN

摘要：This paper investigates the effective capacity | of a point-to-point ultra-reliable low latency | communication (URLLC) transmission over multiple parallel sub | -channels at finite blocklength (FBL) with imperfect | channel state information (CSI). Based on reasonable

关键词： Delays | Fading channels | Ultra reliable low latency communication | Decoding | Capacity planning | Error probability | Transmitters

摘要：The static and predictable characteristics of | cyber systems give attackers an asymmetric advantage | in gathering useful information and launching | attacks. To reverse this asymmetric advantage, a new | defense idea, called Moving Target Defense (MTD), has

关键词： Fingerprint recognition | IP networks | Servers | Target tracking | Resists | Weapons | Operating systems

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