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:
Jul. 07, 2015
Filed:
Sep. 09, 2014
Applicant:
Maxim Integrated Products, Inc., San Jose, CA (US);
Inventors:
Assignee:
Maxim Integrated Products, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/66 (2006.01); H03M 1/06 (2006.01); H03M 1/16 (2006.01);
U.S. Cl.
CPC ...
H03M 1/06 (2013.01); H03M 1/0612 (2013.01); H03M 1/164 (2013.01); H03M 1/66 (2013.01);
Abstract
Various embodiments of the invention provide for cancellation of a residue amplifier output charging current at the reference voltage source of the reference buffer thereby preventing the charging current from altering the effective reference voltage of a reference buffer. In certain embodiments, current cancellation is accomplished by subtracting a current of the same magnitude.