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:
Dec. 17, 2019

Filed:

Sep. 18, 2018
Applicant:

Novars Inc., Tokyo, JP;

Inventors:

Kazuhiro Koyama, Chiba, JP;

Akihiro Okabe, Tokyo, JP;

Tetsuya Nobe, Tokyo, JP;

Assignee:

NOVARS INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/3883 (2015.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H04B 1/3883 (2013.01); H02J 7/00 (2013.01); H02J 7/0045 (2013.01); H02J 7/0047 (2013.01);
Abstract

A cell type power supply device includes: a housing having a shape and dimensions based on a cell standard; a cell holder including an inner positive terminal and an inner negative terminal that are brought into contact with front and rear terminals of the external cell held in the housing; an outer positive terminal connected to the inner positive terminal; an outer negative terminal connected to the inner negative terminal; an output transistor interposed between the inner negative terminal and the outer negative terminal or between the inner positive terminal and the outer positive terminal; a control circuit that generates a control signal of the output transistor in accordance with a signal received via an antenna; and a detection resister interposed between the inner negative terminal and the outer negative terminal or between the inner positive terminal and the outer positive terminal in parallel with the output transistor to change a voltage of the outer negative terminal or the outer positive terminal with respect to a reference voltage in accordance with ON/OFF of a power switch.


Find Patent Forward Citations

Loading…