Patent · US Active

SAR ADC and method with INL compensation

US7944379B2 · kind B2 · utility

17Cited by

9References

7Claims

0Family size

Assignee

TEXAS INSTRUMENTS DEUTSCHLAND GMBH · DE

Inventors

Frank Ohnhaeuser · Stein, DE
Michael Reinhold · Munich, DE

Key dates

Filing date	Jan 25, 2010
Grant date	May 17, 2011
Priority date	—
Expiry date	Jan 25, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH03M1/804
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

An apparatus for analog-to-digital conversion using successive approximation is provided. There is a successive approximation register or SAR controller for providing a digital code representing a conversion result, and an integral non-linearity (INL) compensator configured to provide an INL compensation signal for reducing INL of the analog-to-digital conversion in response to the digital code.

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