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:
Sep. 30, 2025

Filed:

Aug. 22, 2022
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Yasushi Miyake, Osaka, JP;

Yosuke Suzuki, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/6379 (2011.01); H04N 21/2662 (2011.01);
U.S. Cl.
CPC ...
H04N 21/6379 (2013.01); H04N 21/2662 (2013.01);
Abstract

A video transmission system includes a transmission apparatus, display apparatus, and controller. The transmission apparatus includes a transmitter that divides a second video stream of a second bit rate into a plurality of transmission packets and transmits the plurality of transmission packets to the display apparatus. The display apparatus includes a decoder that decodes a video for display from the plurality of transmission packets, and a determiner that determines whether packet loss has occurred. The controller (i) controls the encoding to reduce the second bit rate by a predefined amount or reduce the second bit rate at a transmission rate of a certain proportion when an occurrence of packet loss is indicated, and (ii) causes the transmitter to transmit a plurality of dummy packets, along with the transmission packets, to the display apparatus via a network when no occurrence of packet loss has been indicated for a predetermined time.


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