Optimization of Band Pass Delta Sigma modulators using parameters identification - Archive ouverte HAL Accéder directement au contenu
Communication Dans Un Congrès Année : 2009

Optimization of Band Pass Delta Sigma modulators using parameters identification

Smail Bachir
Connectez-vous pour contacter l'auteur
SIC
Claude Duvanaud
SIC

Résumé

In this paper, a method to study and characterize a single-loop, cascaded and 1-bit band-pass delta sigma (BPΔΣ) modulator for digital transmitter is presented. This technique is based on a combination of digital filter simulation and nonlinear optimization of signal-to-quantization noise. The optimal coefficients of BPΔΣ structure are achieved by minimization of a quadratic criterion based on prediction error between desired digital filter and noise transfer model. To demonstrate the effectiveness of this approach, simulated results for a 6th order cascaded structure for WCDMA band-1 standard are presented.
Fichier principal
Vignette du fichier
DavidGautier.pdf (157.42 Ko) Télécharger le fichier
Origine : Fichiers produits par l'(les) auteur(s)
Loading...

Dates et versions

hal-00782305 , version 1 (29-01-2013)

Identifiants

Citer

David Gautier, Smail Bachir, Claude Duvanaud. Optimization of Band Pass Delta Sigma modulators using parameters identification. European Microwave Conference (EuMC), Sep 2009, Rome, Italy. pp.1074 - 1077, ⟨10.23919/EUMC.2009.5296107⟩. ⟨hal-00782305⟩
166 Consultations
307 Téléchargements

Altmetric

Partager

Gmail Facebook X LinkedIn More