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Securing and optimizing optical transmission in quantum wells using OAM and advanced modulation techniques
Muhammad Ahmad1,2,3, Zhiping Wang1,2,3, Ming Fang1,2,3
1The Key Laboratory of Intelligent Computing and Signal Processing, Ministry of Education, Hefei, 230601, China.
Scientific Reports
|August 8, 2025
Summary
This study introduces an optimized optical wireless communication system using Orbital Angular Momentum (OAM) and quantum wells. The novel approach enhances data transmission efficiency, security, and resilience against atmospheric turbulence.
Area of Science:
- Optical Wireless Communication
- Quantum Well Technology
- Information Theory
Background:
- Orbital Angular Momentum (OAM) is crucial for high-speed optical wireless communication (OWC).
- Existing OWC systems face challenges with OAM mode generation, data privacy, and atmospheric turbulence.
- Quantum wells offer potential for advanced optical transmission solutions.
Purpose of the Study:
- To propose an optimized and secure optical transmission system in quantum wells using OAM.
- To enhance OAM mode generation, improve data security, and mitigate atmospheric turbulence effects.
- To improve the overall efficiency, reliability, and security of OWC systems.
Main Methods:
- Utilized Orthogonal Frequency Division Multiplexer (OFDM) with Quadrature Amplitude Modulation (QAM) and a Spatial Light Modulator (SLM) for enhanced OAM mode generation.
- Implemented a hybrid Traffic Prediction Assisted with Spotted Hyena Optimizer (TPAR-SHO) for traffic analysis.
- Introduced Quantum Well Structure with Injection Locking Synchronization (QWS-ILCS) for security and OFDM with Proportional-Integral-Derivative (PID) Controller for atmospheric turbulence mitigation.
- Employed Fast Fourier Transform with Fiber Optical Performance monitoring (FFT-FOPM) for signal processing and network monitoring.
Main Results:
- Achieved a low bit error rate (BER) of 17.63%.
- Demonstrated a network throughput of 0.96 Mbps.
- Reported a data integrity rate of 75%, signal quality of 0.3 dB, and blocking probability of 0.03%.
- Outperformed state-of-the-art methods in key performance metrics.
Conclusions:
- The proposed system significantly enhances the efficiency, reliability, and security of optical transmission networks.
- The integration of OAM, quantum wells, and advanced algorithms addresses critical challenges in OWC.
- This research provides a robust framework for future high-capacity and secure optical wireless communication systems.
