Patent · US Expired

Adaptive multi-bit delta and sigma-delta modulation

US7391350B2 · kind B2 · utility

2Cited by
11References
14Claims
0Family size

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Key dates

Filing dateOct 15, 2003
Grant dateJun 24, 2008
Priority date
Expiry dateOct 15, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M3/456
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An adaptive multi-bit delta and sigma-delta modulation and demodulation technique, wherein a one-bit modulator generates a binary output signal from an analog input signal and a multi-bit adapter for generating a scaling signal for scaling a step-size of the sigma-delta modulator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.