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. 14, 2017
Filed:
Apr. 11, 2014
Applicant:
Snaptrack, Inc., San Diego, CA (US);
Inventor:
Martin Wilson, Cambridge, GB;
Assignee:
SnapTrack, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 3/18 (2006.01); H03F 1/02 (2006.01); H03F 3/30 (2006.01); H03F 3/21 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0205 (2013.01); H03F 1/0216 (2013.01); H03F 3/21 (2013.01); H03F 3/3022 (2013.01); H03F 2200/252 (2013.01);
Abstract
The invention relates to a class AB amplifier for receiving an input current and generating an amplified output current and having first and second output transistors connected to provide the output current, wherein if the input current is less than a threshold the first output transistor is enabled and the second output transistor is disabled, and if the input current exceeds a threshold the second output transistor is enabled.