Conversion of DSM- to PCM-signal (CROSBI ID 497494)
Prilog sa skupa u zborniku | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Matić, Tomislav ; Švedek, Tomislav ; Rupčić, Slavko
engleski
Conversion of DSM- to PCM-signal
Due to its simplicity (simple analog but very complex digital part) and noise-shaping characteristics (quantization noise shift to out of band frequencies), delta sigma modulation (DSM) is today widely used as architecture of high-resolution A/D converters. In some applications DSM output 1-bit words are directly used for 1-bit D/A conversion, but in ordinary A/D and DSP applications its 1-bit should be converted to m-bit word (8 to 24 bits) and decimated to much lower rates. This article describes simple, but efficient circuits for conversion/decimation of 1-bit DSM to m-bit PCM word. Experimental results are obtained from the circuit modelled in FLEX AlteraTM PLD.
delta sigma modulation; DSP; PCM; A/D conversion; decimation
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Podaci o prilogu
161-164-x.
2004.
objavljeno
Podaci o matičnoj publikaciji
Microelectronics, Electronics and Electronic Technologies + Hypermedia and Grid Systems
Biljanović, Petar ; Skala, Karolj
Rijeka: Liniavera
Podaci o skupu
MIPRO 2004 XXVII. INTERNATIONAL CONVENTION
predavanje
24.05.2004-28.05.2004
Opatija, Hrvatska