Wireless and Satellite Systems: 11th EAI International Conference, WiSATS 2020, Nanjing, China, September 17-18, 2020, Proceedings, Part I (Lecture ... and Telecommunications Engineering)

Preface
Conference Organization
Contents – Part I
Contents – Part II
Main Track
Simulation System for Space Debris Intelligent Detecting
	1 Preface
	2 Background Generation Sub-system
	3 Target Identification and Tracking Sub-system
	4 Orbit Cataloging Sub-system
	5 Conclusion
	References
Traffic Prediction Based Capacity Pre-assignment Scheme for Low Latency in LEO Satellite Communication Systems
	1 Introduction
	2 Traffic Prediction
		2.1 Self-similar Traffic Model
		2.2 Traffic Prediction Model
	3 FCA Strategies
		3.1 The Strategy of Fairness
		3.2 The Strategy of Minimizing Wasted Timeslots
		3.3 The Strategy of Maximizing Throughput
	4 Performance Evaluations
	5 Conclusion
	References
Distributed Cooperative Positioning Algorithm Based on Message Passing Using Box Particles in UAVs Networks
	1 Introduction
	2 Problem Formulation and System Model
	3 Factor Graph Based and Belief Propagation
	4 Non-parametric Message Passing with Box Particle
		4.1 Basic Notions of Interval Analysis
		4.2 Constrains Satisfaction Problem
		4.3 Box-Particle Message Passing
	5 Simulation Results
	6 Conclusion
	References
A Multi-service Traffic Generation System for Emulation of Space Information Networks
	1 Introduction
	2 System Structure
	3 Multi-service Modeling
	4 Experiment
		4.1 Architecture Verification
		4.2 Related Experiments
	5 Conclusion
	References
MininetE: A Lightweight Emulator for Space Information Networks
	1 Introduction
	2 MininetE Architecture
		2.1 Overview of Mininet
		2.2 Modifications to Mininet
	3 Dynamic Topology Implementation
	4 Experimental Validation
		4.1 Specific Scenario
		4.2 Experimental Results
	5 Conclusion
	References
On the Performance of Packet Layer Coding for Delay Tolerant Data Streaming in Deep Space
	1 Introduction
	2 Related Work
		2.1 Overview of BSS
		2.2 Overview of RTP Over DTN
	3 Packet Layer Coding for Space Streaming
	4 Experiment Results
		4.1 Performance on Packet Layer Coding for BSS
		4.2 Performance on Packet Layer Coding for RTP Over DTN
	5 Conclusion
	References
Virtual Full-Duplex for Two-Way Relaying in SOQPSK Modulation in Small-Scale Satellite Network Application
	1 Introduction
	2 Two-Way Relay Network Concept
	3 System Model
		3.1 VFD-MH-TWRN Data Transmission Strategy
		3.2 SOQPSK Signal Model
	4 A Virtual Full-Duplex Denoise-and-Forward TWR Scheme
	5 Performance Analysis
	6 Simulation and Results
	7 Summary
	Appendix
	References
Enhanced Contention Resolution Diversity Slotted ALOHA in Satellite-Based IoTs Using Sparse Code Multiple Access
	1 Introduction
	2 System Model
	3 Proposed PHY Layer Assisted MAC Layer Scheme
		3.1 Encoder at the Transmitter
		3.2 Decoder at the Receiver
		3.3 Complexity Analysis
		3.4 Throughput Analysis
	4 Numerical Results
	5 Conclusion
	References
Bat-Inspired Biogeography-Based Optimization Algorithm for Smoothly UAV Track Planning Using Bezier Function
	1 Introduction
	2 System Model and Problem Formulation
	3 BIBBO Algorithm
	4 Track Smoothing
		4.1 General Bezier Curve Track Smoothing
		4.2 Bezier Curve with Adaptive-Step Sampling
	5 Experimental Results
	6 Conclusion
	References
A Three-Level Training Data Filter for Cross-project Defect Prediction
	1 Introduction
	2 Related Work
	3 Methodology
		3.1 Project-Level Filtering
		3.2 Instance-Level Filtering
		3.3 Metric-Level Filtering
	4 Case Study
		4.1 Data Setup
		4.2 Prediction Models
		4.3 Performance Measures
		4.4 Results
	5 Discussion
	6 Conclusion
	References
A Hierarchical Fault Detection Method for Aerospace Embedded Software
	1 Introduction
	2 Related Work
		2.1 Hierarchical Model
		2.2 Fault Propagation Model
		2.3 Fault Detection Method
	3 Hierarchical Fault Model
		3.1 Instruction-Level Analysis
		3.2 Component-Level Analysis
		3.3 System-Level Analysis
		3.4 Hierarchical Fault Model Proposed
	4 Hierarchical Fault Detection Method
		4.1 Instruction-Level Method
		4.2 Component-Level Method
		4.3 System-Level Method
	5 Implementation
		5.1 Target Platform
		5.2 Way to Implement the Hierarchical Method
		5.3 Fault Injection Method
	6 Results
	7 Discussion
	8 Conclusion
	References
Research of Improved Genetic Algorithm for Resource Allocation in Space-based Information Network
	1 Introduction
	2 Resource Allocation Model of Space-Based Information Network
	3 Solution Algorithm of Model
	4 Simulation Results
	5 Conclusion
	References
Switching-Aware Dynamic Control Path Planning for Software Defined Large-Scale LEO Satellite Networks with GEO Controllers
	1 Introduction
	2 Related Work
	3 System Model
		3.1 An Architecture for Software Defined Large-Scale LEO Satellite Networks with Limited GEO Controllers
		3.2 Problem Formulation
	4 Discrete Particle Swarm Optimization Based Anchor Selection Algorithm
	5 Numerical Simulation and Analysis
		5.1 Simulation Setup
		5.2 Performance Evaluation
	6 Conclusion
	References
Cross-term Suppression in Cyclic Spectrum Estimation Based on EMD
	1 Introduction
	2 Cyclic Spectrum Estimation
	3 Cross Term Suppression based on EMD
		3.1 Compression and Reconstruction
		3.2 Empirical Mode Decomposition
	4 Simulation
	5 Conclusion
	References
Visual Image Downtransmission of Landing Phase for Deep Space Explorers
	1 Introduction
	2 Overall Scheme Design
	3 Key Technologies
		3.1 Frame Extraction and Playback Algorithm
		3.2 Frame Format Identification Method
		3.3 Combination Scheduling Algorithm
	4 Performance Analysis
		4.1 Downlink Real-Time Analysis
		4.2 Downlink Integrity Analysis
		4.3 Adaptive Analysis of Downlink Rate
	5 Engineering Implementation and on-Orbit Verification
	6 Conclusions
	References
Parameter Estimation of MIMO Radar Based on the OMP Algorithm
	1 Introduction
	2 System Model
	3 Parameter Estimation Principle Based on the OMP Algorithm When Array Error Exists
	4 Simulation
	5 Conclusion
	References
Time-Division Frequency Measurement and Localization Technology of Single-Satellite in Different Orbits Based on Optimal Observation Position
	1 Introduction
	2 Introduction to Localization Technology
		2.1 Positioning Model and Positioning Equation
		2.2 Optimal Model of Observation Satellite Position
	3 Positioning Process Steps
	4 Simulation Results and Analysis
		4.1 Availability Analysis
		4.2 Error Analysis
	5 Conclusion
	References
On the Impact of Intrinsic Delay Variation Sources on Iridium LEO Constellation
	1 Introduction
	2 State of the Art of Satellite Constellations Projects
		2.1 Constellation Projects
		2.2 Details on Iridium Satellite Constellation
		2.3 On the Delay Variations in Iridium
	3 Experiment Test Architecture
		3.1 Details on the TCP Stack and the Application Layer Data
		3.2 Choice of Iridium Gateway
		3.3 Summary of the Simulation Characteristics
	4 On the Impact of the seam
		4.1 On the Impact of the seam on 9kB Flows
		4.2 On the Impact of the seam on 15MB Flows
		4.3 Impact of the seam Handover Delay and File Size
	5 On the Impact of the Delay Variations Due to Different Sources Other Than the seam
		5.1 Objective
		5.2 Details of the Simulation
		5.3 Results for the Low Throughput Configuration
		5.4 Results for the High Throughput Configuration
		5.5 Discussion
	6 Conclusion
	References
Research and Simulation of Rain Attenuation Time Series at Q/V Bands
	1 Introduction
	2 Rain Attenuation Time Series Model
		2.1 Short-Term Rain Attenuation Time Series Based on ‘Event-on-Demand’ Model
		2.2 Long-Term Rain Attenuation Model Based on Dirac Log-Normal Model
	3 Simulation Results and Analysis
	4 Conclusion
	References
An Improved Routing Strategy Based on Virtual Topology in LEO Satellite Networks
	1 Introduction
	2 System Model
	3 Analysis of Algorithm
		3.1 Conventional Static Routing Based on VT
		3.2 VT Based Node Feedback Routing
	4 Simulation and Results
		4.1 Simulation Scenario
		4.2 Time Slice Interval Determination
		4.3 Evaluation Result of Delay, Path Switch, and Packet Loss Rate
	5 Conclusion
	References
Interference Source Location Based on Spaceborne Multi-beam Antenna
	1 Introduction
	2 Positioning Principle
		2.1 Formula Derivation
	3 Error Analysis
		3.1 Theoretical Derivation
		3.2 Simulation Analysis
	4 Algorithm
		4.1 Particle Swarm Optimization Based on Grid Search
		4.2 Algorithm Simulation
	5 Conclusion
	References
Research on Signal Separation Technology for Satellite IoT Signal
	1 Introduction
	2 Satellite IoT Access Scenario
	3 Received Signal Model
	4 Signal Separation Method
	5 Simulation Results and Analysis
	6 Conclusions
	References
Design of Optimal Routing for Cooperative Microsatellite Swarm Network
	1 Introduction
	2 Swarm Network Routing Protocol
		2.1 Network Packet Format
		2.2 Packet Routing Scheme
	3 Swarm Network Routing Algorithm
		3.1 Routing Problem Formulation
		3.2 Routing Algorithm Implementation
	4 Examples and Discussions
		4.1 Experiment Scenarios and Items
		4.2 Results of Centralized Organization
		4.3 Results of Distributed Organization
	5 Conclusions
	References
An Inter-domain Routing Protocol N-BGP for Space Internetworking
	1 Introduction
	2 The BGP Protocol
	3 A New Variant of the BGP Protocol for Space Internetworking
		3.1 The Detection Mechanism of the Unpredictable Link Interruptions
		3.2 Calculation of the Backup Path
		3.3 Main Modules of N-BGP Protocol
	4 Simulation Results
		4.1 Experimental Scenarios
		4.2 Performance Analysis
	5 Conclusions
	References
Cloud Change Prediction System Based on Deep Learning
	1 Introduction
	2 Classification of Cloud Sequences
		2.1 Cloud Categories
		2.2 Classification Model
	3 Prediction Model of Cloud Sequences
		3.1 Long Short-Term Memory Network
		3.2 Convolution Long Short-Term Memory Network
		3.3 Deeper PredNet
	4 Experiment
		4.1 DataSet
		4.2 Cloud Sequence Classification
		4.3 Cloud Sequence Prediction
	5 Conclusion and Future Work
	References
Evaluating IP Routing on a General Purpose Network Emulation Platform for Space Networking
	1 Introduction
	2 Emulation Platform Design
	3 Routing Emulation Process Design
		3.1 Experiment Preparation
		3.2 Experiment Execution
		3.3 Data Collection
	4 Performance Evaluation
	5 Conclusion
	References
Bundles Aggregation of Licklider Transmission Protocol Over Lossy and Highly Asymmetric Space Network Channels
	1 Introduction
	2 Related Work
	3 A Scenario of LTP Transmission Over Lossy and Asymmetric Space Channels
	4 Analytical Modeling for LTP Aggregation of Bundles Over Lossy Space Channels
	5 Numerical Experimental Results and Model Validation
		5.1 Overview of Experimental Infrastructure and Configurations
		5.2 Effect of RS Delay on File Delivery Over Lossy Channels
	6 Conclusions
	References
Reliable Proactive Retransmission of Bundle Protocol for Deep-Space Communications
	1 Introduction
		1.1 Research Background
		1.2 Contributions and Novelty
	2 Related Work
	3 Illustration of the Proposed Reliable Proactive Retransmission of Bundle Protocol
	4 Performance Modeling for Reliable Proactive Retransmission of BP Over Lossy Space Channels
	5 Numerical Experimental Results and Model Validation
		5.1 Overview of Experimental Infrastructure and Configurations
		5.2 Experimental Results and Model Validation
	6 Summary and Conclusions
	References
Ground Station Site Selection with Real Cloud Data for Satellite-Ground Optical Networking
	1 Introduction
	2 Processing and Utilization of Real Cloud Data
	3 Network Availability of Optical Ground Networks
	4 Results
	5 Conclusion
	References
A Base Station Sleep Management Scheme Based on Simulated Annealing Algorithm
	1 Introduction
	2 BS Sleep Strategy
	3 BS Sleep Scheme Based on SA Algorithm
	4 Simulation Analysis
	5 Conclusion
	References
Adaptive Particle Swarm Optimization for Harmonic Impedance Matching in 5G Power Amplifier Design
	1 Introduction
	2 Theoretical Analysis of Adaptive Particle Swarm Optimization
	3 Matching Network Design and Optimization
		3.1 Input Matching Network Design and Optimization
		3.2 Output Matching Network Design and Optimization
	4 Power Amplifier Simulation
	5 Conclusion
	References
A New Method to Construct Non-binary QC-LDPC Codes Based on ACE Value
	1 Introduction
	2 NB-QC-LDPC CODES
		2.1 Definitions and Concepts
		2.2 Construction Principles and Masking
		2.3 Cycles and ACE Value
	3 Masking Algorithm Based on ACE Value
	4 Result and Discussion
	5 Conclusion
	References
A Local High-Capacity LEO Satellite Constellation Design Based on an Improved NSGA-II Algorithm
	1 Introduction
	2 System Model
		2.1 Performance Target
		2.2 Cost Target
	3 Improved NSGA-II Algorithm to Solve the Model
	4 Conclusion
	References
Modulation Recognition Based on Neural Network Ensembles
	1 Introduction
	2 Features Extraction
		2.1 Cumulant of a Random Variable
		2.2 Cumulant of the Random Process
		2.3 High Order Cumulant Characteristic Parameters
		2.4 Feature Parameters Selection
	3 Model of the Neural Network Ensembles
		3.1 Algorithm Flows
	4 Experiment Simulation and Result Analysis
	5 Conclusions
	References
An Infrared Cloud Imaging System for Satellite-Earth Laser Communications
	1 Introduction
	2 System Design of Infrared Cloud Imager
		2.1 Optical Module
		2.2 Temperature Control Module
		2.3 Communication Control Module
	3 Radiation Calibration Treatment
	4 Data Processing
	5 Conclusion
	References
Collaborative Interference Source Search and Localization Based on Reinforcement Learning and Two-Stage Clustering
	1 Introduction
	2 System Model
		2.1 Trajectory Model of UAVs
		2.2 Receive Power Model of Electronic Scanning Antenna
	3 Collaborative Search and Location
		3.1 Reinforcement Learning Based Search
		3.2 Two-Stage Clustering Based Localization
	4 Simulation Results
	5 Conclusion
	References
A New Joint Tracking Method of BeiDou B1C Signal and Its Influence on Signal Quality Evaluation
	1 Introduction
	2 BeiDou B1C Signal Characteristics
	3 Software Receiver Tracking Method
		3.1 Principle of Open-Loop Tracking
		3.2 Closed-Loop Tracking Principle
		3.3 Open-Closed-Loop Joint Tracking Mode
	4 Main Parameters of Signal Quality Evaluation
		4.1 Correlation Peak
		4.2 Correlation Loss
		4.3 Zero Crossing Deviation of S-Curve
		4.4 Code and Carrier Phase Consistency
	5 Open-Closed-Loop Tracking Test Results
		5.1 Time-Consuming Comparison
		5.2 Comparison of Signal Evaluation Results
	6 Conclusion
	References
Spectrum Sensing for Weak Signals Based on Satellite Formation
	1 Introduction
	2 The System Model
	3 Spectrum Sensing Based on Multi-satellite Array
		3.1 Model of Satellite Array
		3.2 Cooperative Beamforming Pattern Function
		3.3 A Spectrum Sensing Method Based on Satellite Array
	4 Performance Evaluation
	5 Conclusions
	References
Beam Hopping Resource Allocation for Uneven Traffic Distribution in HTS System
	1 Introduction
	2 Beam Hopping Satellite System
	3 Traffic Demand Model
		3.1 Spatial Model
		3.2 Time Varying Model
	4 Beam Hopping Resource Allocation and Pattern Design
		4.1 Resource Allocation by Beam Hopping
		4.2 Beam Hopping Pattern Design
	5 Simulation Results and Analysis
	6 Conclusion
	References
Author Index