Direct Antenna Frequency-Hopped M-FSK Modulation With Time-Modulated Arrays
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http://hdl.handle.net/2183/35477
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Direct Antenna Frequency-Hopped M-FSK Modulation With Time-Modulated ArraysData
2024-02Cita bibliográfica
R. Maneiro-Catoira, J. Brégains, J. A. García-Naya and L. Castedo, "Direct Antenna Frequency-Hopped M-FSK Modulation With Time-Modulated Arrays," in IEEE Antennas and Wireless Propagation Letters, vol. 23, no. 2, pp. 578-582, Feb. 2024, doi: 10.1109/LAWP.2023.3330435
Resumo
[Abstract]: We present an innovative approach that simultaneously enables direct antenna frequency-hopped M-ary frequency shift keying (DAFH-MFSK) modulation and beamsteering through the use of time-modulated arrays (TMAs). The distinctive feature of our approach lies in the modulation of the TMA excitations with binary periodic sequences, which can be easily frequency-adjusted and time-delayed to simultaneously allow for DAFH-MFSK direct antenna modulation and beamsteering. Notably, our TMA proposal offers a distinct advantage over conventional architectures in terms of performance metrics, including reduced insertion losses and enhanced phase resolution for beamsteering, while also simplifying hardware complexity.
Palabras chave
Beamsteering (BS)
Direct antenna modulation (DAM)
Frequency hopping
Frequency shift keying modulation
Time-modulated arrays
Direct antenna modulation (DAM)
Frequency hopping
Frequency shift keying modulation
Time-modulated arrays
Descrición
Financiado para publicación en acceso aberto: Universidade da Coruña/CISUG
Versión do editor
Dereitos
Atribución 4.0 Internacional
ISSN
1536-1225
1548-5757
1548-5757
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