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Antena compacta de próxima generación para defensa robusta y comunicación CubeSat
Swati Varun Yadav1, Manish Varun Yadav2, S Raghavendra3
1Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, India.
Scientific reports
|February 6, 2026
Resumen
Este estudio presenta una antena compacta de ultra banda ancha (UWB) para necesidades de defensa y satelitales. La antena miniaturizada ofrece un amplio ancho de banda y alta eficiencia para sistemas de comunicación fiables.
Área de la Ciencia:
- Ingeniería Eléctrica; Electromagnetismo; Teoría de Antenas
Sus antecedentes:
- Los sistemas modernos de defensa y satélites pequeños requieren antenas compactas y de alto rendimiento.; Las antenas existentes a menudo luchan por satisfacer las demandas de amplio espectro y miniaturización.
Objetivo del estudio:
- Diseñar y optimizar una antena miniaturizada de ultra banda ancha (UWB).; Cumplir con los requisitos de comunicación para aplicaciones de defensa y satélites pequeños.
Principales métodos:
- Diseño y optimización de antenas utilizando CST Microwave Studio.; Fabricación en un sustrato FR4 con dimensiones de 10 × 12 × 1,5 mm³.; Evaluación del rendimiento electromagnético en frecuencias Sub-6 GHz y de onda milimétrica.
Principales resultados:
- Se logró un ancho de banda operativo de 3,4-14 GHz (121,8% de ancho de banda de impedancia).; Se midió una ganancia pico de 4,56 dBi, una pérdida de retorno de -28 dB y una eficiencia de radiación del 82,9 %.; Se demostraron patrones de radiación estables y alta eficiencia a pesar de un tamaño eléctrico compacto (0,113λ × 0,136λ × 0,017λ).
Conclusiones:
- La antena UWB miniaturizada cumple con los requisitos de las misiones modernas de defensa y CubeSat.; El diseño ofrece una solución robusta para comunicaciones resilientes, resistentes a interferencias y de alto rendimiento.; El tamaño compacto y el amplio ancho de banda de la antena la hacen adecuada para aplicaciones con restricciones de espacio.
Palabras clave:
Ingeniería de antenasAntena compactaComunicación CubeSatComunicación de defensaElectrónica de alta frecuenciaRedes inalámbricas de próxima generaciónODS-11ODS-9Banda anchaMás Videos Relacionados
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