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:
Jan. 10, 2006
Filed:
Feb. 13, 2002
Applicants:
Shigefumi Odaohhara, Yamato, JP;
Hironari Nishino, Hachiouji, JP;
Hideaki Nakanishi, Machida, JP;
Inventors:
Assignee:
Lenovo (Singapore) PTE LTD, , SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method, apparatus an device for reducing power loss by lowering an operating frequency of a power supply device in a standby state such as soft-off state, suspend state, or a state in which a line is not connected. In one aspect of the present invention, an AC adaptor connectable to a main body of an apparatus through a power line, comprising a rectifying and smoothing unit, a switching unit, and an operating frequency supplying unit, is provided for.