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Reconfigurable Digital Satellite-Borne Base Station Design and Virtual Function Fast Migration Algorithm.

Yuanji Shi1, Ping Wang1, Xiaorong Zhu1

  • 1College of Telecommunications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing 210003, China.

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Summary
This summary is machine-generated.

This study introduces a reconfigurable digital satellite-borne base station architecture and an adaptive migration algorithm. This innovation enhances processing capacity and resource utilization for future satellite internet systems.

Keywords:
fast migration algorithmsatellite-bornevirtual function

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Area of Science:

  • Satellite Communications
  • Network Virtualization
  • Distributed Computing

Background:

  • Traditional satellite communication systems lack flexibility and efficiency due to centralized ground station processing.
  • The evolution towards multi-star, multi-system converged satellite internet demands enhanced on-board processing capabilities.
  • Resource-constrained satellite environments necessitate innovative solutions for dynamic network management.

Purpose of the Study:

  • To design a reconfigurable digital satellite-borne base station architecture.
  • To develop a fast adaptive migration algorithm for dynamic network deployment.
  • To improve processing capacity and resource utilization in satellite networks.

Main Methods:

  • Designing a reconfigurable digital base station architecture separating hardware and software for flexible function loading.
  • Proposing a fast adaptive migration algorithm incorporating multi-dimensional environment awareness, precomputation, and real-time computation.
  • Conducting simulations to evaluate system stability and migration costs in dynamic environments.

Main Results:

  • The reconfigurable architecture enables flexible programming and dynamic loading of base station functions.
  • The adaptive migration algorithm effectively reduces real-time calculation costs during network migration.
  • Simulations confirm enhanced system stability in highly dynamic, star-loaded satellite environments.

Conclusions:

  • Combining the reconfigurable architecture and adaptive migration algorithm creates a digital satellite-borne base station system.
  • This system addresses the limitations of low flexibility and high node dynamism in resource-constrained satellite settings.
  • The proposed solution is effective for the development of advanced satellite internet systems.