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Interpolation by a Prime Factor other than 2 in Low-Voltage Low-Power SD DAC

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Publisher
IEEE
Publication Date
Keywords
  • This Paper Presents Power Optimization Of A Sigmadelta (Σ∆) Modulator Based Digital-To-Analog Con
  • In A Number Of State-Of-The-Art Publications The Oversampling Ratio (Osr) Of The Σ∆ Modulator Is
  • The Reason Given Is The Simplicity Of The Interpolation Filter (If) Block
  • However
  • Being Able To Choose Osr Factors Of Integer Powers Of Two Only
  • Might Be Restricting And Not Necessarily Optimal
  • Therefore The Σ∆ Modulator Based Dac Designs With Multistage If That Include A Stage Performing O
  • This New Design Freedom Is Used To Lower The Operating Frequency Of The Whole Dac And Save Considera
  • It Is Shown That The Figure-Of-Merit (Fom) Of Such Designs Can Be Lower Than Designs Using Oversampl
  • The Same Optimization Approach Can Be Used For Other Low Voltage Low Power Portable Audio Applicatio
  • Notebook Computers Etc
  • )

Abstract

Interpolation by a Prime Factor other than 2 in Low-Voltage Low-Power SD DAC - DTU Orbit (17/05/14) Interpolation by a Prime Factor other than 2 in Low-Voltage Low-Power SD DAC - DTU Orbit (17/05/14) Pracný, Peter et al. "Interpolation by a Prime Factor other than 2 in Low-Voltage Low-Power SD DAC". Proceedings of Norchip 2013. IEEE. 2013. Available: 10.1109/NORCHIP.2013.6702024

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