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.

Date of Patent:
Jun. 06, 2017

Filed:

Mar. 05, 2015
Applicant:

Fairchild Semiconductor Corporation, San Jose, CA (US);

Inventor:

Seth M. Prentice, Auburn, ME (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/10 (2006.01); G10L 21/0208 (2013.01); G10L 21/0216 (2013.01);
U.S. Cl.
CPC ...
H04R 1/1083 (2013.01); G10L 21/0208 (2013.01); G10L 2021/02166 (2013.01); H04R 1/1041 (2013.01);
Abstract

This document discusses, among other things, an advanced slave circuit and method configured to transfer power from a master device to a battery through an advanced slave circuit in a first mode using a load switch in a first state, to isolate the battery from the master device using the load switch in a second state, and to selectively couple a microphone to the master device using the advanced slave circuit in a second mode using a microphone switch.


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