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:
Jun. 12, 2018

Filed:

Sep. 13, 2016
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Yuichi Komano, Yokohama, JP;

Takeshi Kawabata, Kawasaki, JP;

Assignee:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/104 (2013.01); H04L 9/0822 (2013.01); H04L 67/12 (2013.01);
Abstract

According to an embodiment, a data distribution apparatus is connected with electronic apparatuses through a network. The data distribution apparatus includes a storage, a transmitter, a receiver, and an output unit. The storage is configured to store management information in which predetermined data is associated with number specification information for specifying number of electronic apparatuses belonging to the group. The transmitter is configured to transmit a sharing start instruction including the predetermined data. The receiver is configured to receive one or more distribution requests transmitted from one or more electronic apparatuses in response to the instruction. The output unit is configured to output an error signal indicating that an unauthorized electronic apparatus is connected when the number of received distribution requests exceeds the number specified.


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