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Related Experiment Video

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Calibration of Vector Network Analyzer for Measurements in Radio Frequency Propagation Channels

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Resource- and Neighbor-Aware Observation Transmission Scheme in Satellite Networks.

Haneul Ko¹, Yeunwoong Kyung²

¹Department of Electronic Engineering, Kyung Hee University, Yongin-si 17104, Republic of Korea.

Sensors (Basel, Switzerland)

|July 11, 2023

Summary

A new resource-aware transmission scheme (RNA-OTS) optimizes satellite resource use, significantly reducing data delivery delays by up to 87%. This method balances local resource utilization with neighbor policies for efficient satellite communication.

Keywords:

delay observation optimization satellite stochastic game

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Area of Science:

Space Technology
Satellite Communication Networks
Operations Research

Background:

Observation satellites utilize onboard resources to minimize transmission delays.
Over-reliance on these resources can increase queuing and task execution delays.

Purpose of the Study:

To propose a novel resource- and neighbor-aware observation transmission scheme (RNA-OTS).
To optimize resource allocation and reduce data delivery latency in satellite networks.

Main Methods:

Modeled satellite operations as a constrained stochastic game for distributed decision-making.
Devised a best-response-dynamics algorithm to find the Nash equilibrium.
Incorporated resource utilization and neighbor policies into the transmission scheme.

Main Results:

RNA-OTS reduced observation delivery delay by up to 87% compared to relay-satellite-based methods.
Achieved sufficiently low average resource utilization for observation satellites.
Demonstrated effective distributed decision-making for resource management.

Conclusions:

RNA-OTS offers a significant improvement in satellite data transmission efficiency.
The proposed scheme effectively balances resource usage and minimizes delays.
The game-theoretic approach provides a robust framework for decentralized satellite resource management.