A Sigma-Delta Modulator and Demodulator for Speech Codec Systems

碩士 === 南台科技大學 === 電子工程系 === 90 === In this thesis, a Sigma-Delta modulator (SDM) and a Sigma-Delta demodulator (SDDM) for a speech codec system are proposed. Basically, the switched-capacitor (SC) technique and the switched-current (SI) technique can be used to implement SDMs. In this the...

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Bibliographic Details
Main Authors: Wei-Zen Su, 蘇威仁
Other Authors: Shuenn Yuh Lee
Format: Others
Language:en_US
Published: 2002
Online Access:http://ndltd.ncl.edu.tw/handle/06506326080543086770