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:
Apr. 02, 2013
Filed:
Oct. 20, 2009
Applicant:
Tetsunori Nakayama, Tokyo, JP;
Inventor:
Tetsunori Nakayama, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); G06F 1/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a terminal apparatus designed as a self-powered device according to the Universal Serial Bus standard, the terminal apparatus including: a battery; a USB port; and a control section configured to allow relevant components of the terminal apparatus to operate on power from the battery upon power-up, the control section further notifying a host device upon connection thereto through the USB port that the terminal apparatus is a bus-powered device, in order to request a current necessary for the relevant components to operate only on the power supplied from the host device to the bus-powered device.