US Patent 7595746 Interpolation digital-to-analog converter

Patent 7595746 was granted and assigned to Teradyne on September, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Teradyne

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7595746

Date of Patent

September 29, 2009

Patent Application Number

11964254

Date Filed

December 26, 2007

Patent Primary Examiner

‌

Brian Young

Patent abstract

A digital-to-analog converter (DAC) includes coarse interpolation DACs configured to produce a current range based on an input digital signal, and fine interpolation DACs configured to produce an output current that is based on an input digital signal and that is within the current range produced by the coarse interpolation DACs.