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:
Nov. 07, 2006
Filed:
Mar. 23, 2005
Applicants:
Peter Capofreddi, San Francisco, CA (US);
Derek K. Shaeffer, Redwood City, CA (US);
Korhan Titizer, Saratoga, CA (US);
Inventors:
Peter Capofreddi, San Francisco, CA (US);
Derek K. Shaeffer, Redwood City, CA (US);
Korhan Titizer, Saratoga, CA (US);
Assignee:
Aspendos Communications, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A circuit is provided that includes a Cartesian feedback loop. The Cartesian feedback loop includes one or more operational amplifiers. At least one of the operational amplifiers includes two or more cascaded amplifier stages and one or more bypass amplifier stages. The bypass amplifier stages are connected in parallel with the cascaded amplifier stages.