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Análisis del rendimiento de los códigos de Reed-Solomon concatenados y de la próxima generación de códigos polares
Edom Wondimu1, Pushparaghavan Annamalai2, Fikreselam Gared2
1Bahir Dar Institute of Technology, Faculty of Electrical and Computer Engineering, Bahir Dar University, Bahir Dar, Ethiopia. edomwt2006@gmail.com.
Scientific reports
|August 28, 2025
Resumen
Los códigos de Reed-Solomon (RS) combinados con los códigos polares de 5G New Radio (NR) corrigen efectivamente los errores de ráfaga en los sistemas de comunicación 6G. Este enfoque concatenado ofrece una ganancia SNR significativa de 3 dB sobre los códigos polares 5G NR estándar, mejorando la fiabilidad.
Área de la Ciencia:
- Ingeniería de las telecomunicaciones
- Teoría de la información
- Codificación de corrección de errores
Sus antecedentes:
- Los sistemas de comunicación de alta velocidad de datos, como 6G, enfrentan desafíos con errores de ráfaga que degradan la confiabilidad.
- Los códigos polares 5G New Radio (NR) existentes requieren una mejora para satisfacer las demandas de confiabilidad ultra altas de 6G.
Objetivo del estudio:
- Investigar la combinación de los códigos Reed-Solomon (RS) con los códigos polares 5G NR para la corrección de errores de ráfaga en los sistemas 6G.
- Evaluar el rendimiento de los esquemas de codificación concatenados en serie e híbridos.
Principales métodos:
- Se emplean métodos de concatenación en serie e híbridos para los códigos polares RS y 5G NR.
- Utilizó decodificación de decisión dura iterativa secuencial y de entrada y salida suaves (SISO) con decodificación de distancia mínima generalizada (GMD) para el componente RS.
- El rendimiento evaluado de la tasa de error de bits (BER) y la tasa de error de bloque (BLER) en condiciones de error de ráfaga.
Principales resultados:
- El código RS-NR-Polar concatenado logró un BER de [Fórmula: ver texto] a -5,78 dB, superando el BER del código polar NR 5G a -2,79 dB por 3 dB SNR.
- Se ha demostrado un rendimiento superior en sistemas NOMA de dominio de potencia con interferencia entre usuarios.
- La decodificación del GMD basado en la Red Neural Profunda (DNN) mejoró aún más el BER a [Fórmula: ver texto] a -6,78 dB en comparación con el GMD SISO sin DNN.
Conclusiones:
- El esquema de codificación concatenado RS-NR-Polar propuesto mitiga efectivamente los errores de ráfaga en la comunicación 6G.
- Este enfoque mejora significativamente la fiabilidad y cumple con los estrictos requisitos para las futuras redes 6G.
- El sistema es prometedor para aplicaciones que incluyen NOMA de dominio de potencia y técnicas avanzadas de decodificación.
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