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:
May. 09, 2017
Filed:
Nov. 13, 2015
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventor:
Ibrahim Chamas, San Diego, CA (US);
Assignee:
Qualcomm Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/00 (2006.01); H03F 3/45 (2006.01); H03H 11/12 (2006.01); H03M 1/66 (2006.01); H03F 3/21 (2006.01); H03F 3/19 (2006.01);
U.S. Cl.
CPC ...
H03H 11/1213 (2013.01); H03F 3/19 (2013.01); H03F 3/211 (2013.01); H03F 3/45076 (2013.01); H03H 11/126 (2013.01); H03M 1/66 (2013.01); H03F 2200/294 (2013.01); H03F 2200/451 (2013.01); H03F 2203/21106 (2013.01); H03F 2203/45154 (2013.01);
Abstract
Exemplary embodiments of the present disclosure are related to baseband filters. A device may include a digital-to-analog converter (DAC) configured to output a DC current. The device may also include an operational amplifier coupled to an output of the DAC and configured to bias an input stage of the operational amplifier with the DC current.