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:
Feb. 08, 2022

Filed:

Oct. 29, 2018
Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Kazuaki Toba, Kanagawa, JP;

Masanari Yamamoto, Kanagawa, JP;

Hiroshi Morita, Kanagawa, JP;

Assignee:

SONY CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/436 (2011.01); H04N 21/442 (2011.01);
U.S. Cl.
CPC ...
H04N 21/436 (2013.01); H04N 21/442 (2013.01);
Abstract

In a case where a main stream and a control signal are transmitted in parallel between two devices, transmission of the main stream is continued without interruption of the transmission of the main stream even in a case where communication quality of the control signal is deteriorated. Provided is a transmission control device including an information acquisition unit configured to acquire a channel change request transmitted from a reception device in a case where communication quality of a control signal transmitted through a first channel and received by the reception device being poorer than first quality has been detected, and a transmission control unit configured to start transmission of the control signal to the reception device through a second channel different from the first channel in a case where the channel change request has been acquired, in which the transmission control unit stops transmission of the control signal through the first channel in a case where a predetermined condition has been satisfied since the start of transmission of the control signal through the second channel.


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