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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.:

US 10461553 B1

PDFFull Text
Date of Patent:
Oct. 29, 2019

Filed:

Mar. 16, 2015

Power source device

Applicant:

Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;

Inventors:

Takae Shimada, Tokyo, JP;

Hiroyuki Shoji, Tokyo, JP;

Takayuki Oouchi, Tokyo, JP;

Fumihiro Sato, Tokyo, JP;

Kenji Kubo, Hitachinaka, JP;

Eigo Kishimoto, Hitachinaka, JP;

Assignee:

HITACHI AUTOMOTIVE SYSTEMS, LTD., Hitachinaka-Shi, Ibaraki, JP;

Attorney:

Foley & Lardner LLP

Primary Examiner:

Alexis B Pacheco

Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/14 (2006.01); H02M 3/155 (2006.01); H02M 3/28 (2006.01); H02M 3/335 (2006.01); H02M 7/12 (2006.01); H02M 7/219 (2006.01); H02M 3/158 (2006.01); H02M 7/217 (2006.01); H02J 1/10 (2006.01); H02J 7/02 (2016.01); B60L 53/22 (2019.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0052 (2013.01); B60L 53/22 (2019.02); H02J 1/102 (2013.01); H02J 7/022 (2013.01); H02M 3/155 (2013.01); H02M 3/158 (2013.01); H02M 3/28 (2013.01); H02M 3/335 (2013.01); H02M 3/33507 (2013.01); H02M 7/12 (2013.01); H02M 7/217 (2013.01); H02M 7/219 (2013.01); B60L 2210/10 (2013.01); B60L 2210/30 (2013.01); B60Y 2200/91 (2013.01); B60Y 2400/112 (2013.01); H02J 2007/0059 (2013.01); H02M 2001/007 (2013.01); H02M 2001/008 (2013.01); Y02T 10/7005 (2013.01); Y02T 10/7072 (2013.01); Y02T 10/7216 (2013.01); Y02T 10/7241 (2013.01); Y02T 10/92 (2013.01); Y02T 90/127 (2013.01); Y02T 90/14 (2013.01);
Abstract

Provided is a power source device having a high efficiency. A power source deviceincludes an insulated AC-DC converterwhich receives a voltage of an AC power sourceand outputs a link voltage Vlink, a bidirectional DC-DC converterwhich receives the link voltage Vlink to charge a main battery, an insulated DC-DC converterwhich receives the link voltage Vlink to supply power to a load, an operation mode in which the power is supplied from the AC power sourceto the main battery, and an operation mode in which the power is supplied from the main batteryto the load

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