A Digital-Front-End for Multi-Mode/Multi-System Capable Receivers for Cellular Terminals

被引:0
|
作者
Hueber, Gernot [1 ]
Strasser, Georg [2 ]
Stuhlberger, Rainer [3 ]
Chabrak, Karim [4 ]
Maurer, Linus [5 ]
Hagelauer, Richard [1 ]
机构
[1] Johannes Kepler Univ Linz, Res Inst Integrated Circuits, Altenbergerstr 69, A-4040 Linz, Austria
[2] Linz Ctr Competence Mechatron, Linz, Austria
[3] Inst Commun & Informat Engn, Linz, Austria
[4] Univ Erlangen Nurnberg, Inst Tech Elect, Erlangen, Germany
[5] Danube Integrated Circuits Engn, Linz, Austria
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper describes the concept of a highly reconfigurable digital-front-end (DFE) enabling multi-mode capable RF receivers for cellular applications, based on the well known direct conversion receiver (DCR) architecture. Its key Natures includes sample-rate-conversion, channel selection filtering, dynamic range control, imbalance correction and matched filtering. A special focus is put onto the fractional sample-rate-converter, which generates exact 2 times or 4 times chip/symbol-rate at the DFE's digital output.
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页码:657 / +
页数:2
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