The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 22, 2024
Filed:
Jul. 29, 2022
Cisco Technology, Inc., San Jose, CA (US);
Bibhu Prasad Das, Philadelphia, PA (US);
Romesh Kumar Nandwana, Chapel Hill, NC (US);
Richard Van Hoesen Booth, Riegelsville, PA (US);
Pavan Kumar Hanumolu, Champaign, IL (US);
Kadaba Lakshmikumar, Hillsborough, NJ (US);
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Abstract
An apparatus includes a delta-sigma modulator digital-to-analog converter section having a multiple stag cascaded error cancellation architecture, each stage including a delta-sigma modulator followed by a digital-to-analog converter, the delta-sigma modulator digital-to-analog converter section configured to receive a digital input and to generate an analog output. An inverting amplifier-based analog filter is coupled to receive the analog output, the inverting amplifier-based analog filter configured to filter the analog output to produce a filtered analog output.