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. 26, 2004
Filed:
Jun. 12, 2003
Applicant:
Inventor:
Gabriele Manganaro, Boxborough, MA (US);
Assignee:
Engim, Inc., Acton, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 ; H03F 1/36 ;
U.S. Cl.
CPC ...
H03F 3/45 ; H03F 1/36 ;
Abstract
An analog buffer with low harmonic distortion and low power supply voltage buffers a signal with wide voltage swing. The lower output voltage swing is increased, by adding a voltage level shifter to the feedback path of a servo. The upper output voltage swing is increased by coupling the output load to V .