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:
Mar. 17, 2020
Filed:
Nov. 30, 2018
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/08 (2006.01); H04R 3/00 (2006.01); H04W 52/24 (2009.01); H04M 19/00 (2006.01);
U.S. Cl.
CPC ...
H04R 1/08 (2013.01); H04M 19/008 (2013.01); H04R 3/005 (2013.01); H04W 52/242 (2013.01); H04W 52/245 (2013.01); H04R 2420/07 (2013.01);
Abstract
There is provided a microphone device for transmitting a collected audio signal to a receiving device wirelessly. The microphone device includes a battery, a current suppresser that is connected in series with the battery and suppresses a current from the battery and a plurality of transformers each of which is connected in series between the current suppresser and each of a plurality of loads and outputs a voltage in response to a corresponding load of the plurality of loads connected thereto based on an output of the current suppresser.