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. 06, 2017

Filed:

Oct. 29, 2013
Applicant:

Kumiko Yoshida, Tokyo, JP;

Inventor:

Kumiko Yoshida, Tokyo, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/15 (2006.01); H04L 12/18 (2006.01); H04M 3/22 (2006.01); H04M 3/56 (2006.01);
U.S. Cl.
CPC ...
H04N 7/152 (2013.01); H04L 12/1818 (2013.01); H04M 3/22 (2013.01); H04M 3/567 (2013.01); H04N 7/155 (2013.01); H04M 2203/055 (2013.01);
Abstract

A transmission system includes a transmission terminal locally reproducing video and voice data and transmitting and receiving the video and voice data via a network; a relay apparatus transmitting the video data and voice data to another transmission terminal or the transmission terminal; and a transmission management apparatus managing a session for a single transmission terminal. Further, the transmission terminal sends a request for establishing a session for a single site to the relay apparatus via the transmission management apparatus, and the relay apparatus establishes the session for the single site related to the transmission terminal so that a connection check process is performed on the transmission terminal within the single site only.


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