Ponencia
Reconfiguration of Cascade ΣΔ Modulators for Multistandard GSM/Bluetooth/UIMTS/WLAN Transceivers
Autor/es | Morgado García de la Polavieja, Alonso
Río Fernández, Rocío del Rosa Utrera, José Manuel de la Medeiro Hidalgo, Fernando Pérez Verdú, Belén Fernández Fernández, Francisco Vidal Rodríguez Vázquez, Ángel Benito |
Departamento | Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2006 |
Fecha de depósito | 2019-09-04 |
Publicado en |
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Resumen | This paper presents design considerations for cascade Sigma-Delta Modulators (ΣΔMs) included in multi-standard wireless transceivers. Four different standards are covered: GSM, Bluetooth, UMTS and WLAN. A top-down design ... This paper presents design considerations for cascade Sigma-Delta Modulators (ΣΔMs) included in multi-standard wireless transceivers. Four different standards are covered: GSM, Bluetooth, UMTS and WLAN. A top-down design methodology is proposed to find out the optimum modulator architecture in terms of circuit complexity and reconfiguration parameters. The selected 2-1^(L-2) expandible YAM is high-level sized and several reconfiguration strategies are adopted at both architecture- and circuit-level in order to adapt the modulator performance to the different standards requirements with adaptive power consumption. Time-domain simulations are shown to validate the presented approach. |
Identificador del proyecto | TEC2004-0 1752/MIC |
Cita | Morgado García de la Polavieja, A., Río Fernández, R.d., Rosa Utrera, J.M.d.l., Medeiro Hidalgo, F., Pérez Verdú, B., Fernández Fernández, F.V. y Rodríguez Vázquez, Á.B. (2006). Reconfiguration of Cascade ΣΔ Modulators for Multistandard GSM/Bluetooth/UIMTS/WLAN Transceivers. En Proceedings of the 2006 International Symposium on Circuits and Systems (ISCAS) (1884-1887), Isla de Kos, Grecia: Institute of Electrical and Electronics Engineers. |
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