Design and Implementation of a Multi-Mode Telemetry Transmitter.
Francesco Silino1, Fabio Dell'Acqua1, Anna Vizziello1
1Department of Electrical, Computer and Biomedical Engineering, University of Pavia, 27100 Pavia, Italy.
Sensors (Basel, Switzerland)
|September 13, 2025
Summary
A new versatile transmitter for space telemetry reduces hardware costs by allowing flexible switching between modulation schemes. Experimental results show improved performance with a lower bit error rate (BER) using an enhanced modulation technique.
Area of Science:
- Space engineering
- Telecommunications
- Signal processing
Background:
- High performance and reliability requirements in space applications significantly increase hardware costs.
- Reducing development and validation efforts for space hardware can help manage project budgets.
Purpose of the Study:
- To implement a versatile transmitter for space telemetry that reduces costs through hardware reuse.
- To enable flexible switching between different linear and continuous phase modulation schemes by parameter modification.
Main Methods:
- Development and experimental testing of a versatile space telemetry transmitter.
- Implementation of a receiver using GNURadio to evaluate transmitter performance.
- Computation of the bit error rate (BER) across various transmitter configurations.
Main Results:
- The transmitter successfully switched between multiple modulation schemes using a consistent hardware structure.
- Experimental tests confirmed the performance of the implemented transmitter.
- The improved one-filter modulated signal demonstrated a lower BER compared to using only the first Laurent decomposition component.
Conclusions:
- The versatile transmitter design offers a cost-effective solution for space telemetry.
- The implemented modulation technique shows superior error performance.
- Parameter-adjustable hardware can enhance flexibility and reduce costs in space communication systems.
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