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Elliptic filtering in continuous-time sigma-delta modulator |
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| Authors: | Le Guillou Y. Fakhoury H. |
| Affiliation: | Lab. de Microelectronique Philips Semicond., Caen, France; |
| Abstract: | An improved continuous-time sigma-delta (/spl Sigma//spl Delta/) architecture with elliptic signal transfer function is presented. It is demonstrated that the UTRA/FDD band 1 interferer filtering can be fully achieved within the sigma-delta loop. |
| Keywords: | |