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:
Apr. 09, 2024

Filed:

Nov. 13, 2020
Applicant:

Sagemcom Broadband Sas, Rueil Malmaison, FR;

Inventors:

Stéphane Delplace, Rueil Malmaison, FR;

Benjamin Gavalda, Rueil Malmaison, FR;

Jérôme Berger, Rueil Malmaison, FR;

Assignee:

SAGEMCOM BROADBAND SAS, Rueil Malmaison, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/475 (2006.01); H04B 17/364 (2015.01); H04N 17/00 (2006.01); H04N 21/234 (2011.01);
U.S. Cl.
CPC ...
H04N 17/004 (2013.01); H04B 17/364 (2015.01); H04N 17/002 (2013.01); H04N 21/23418 (2013.01);
Abstract

A measurement method for measuring video latency induced by a piece of video playback equipment that is connected to a piece of decoder equipment having a photosensitive sensor incorporated therein, the method including the steps of: causing a screen of the video playback equipment to generate emitted light test signals; using the photosensitive sensor to acquire captured light signals including received light test signals resulting from the emitted light test signals being reflected on at least one surface of surroundings of the video playback equipment; acquiring measurement signals produced by the photosensitive sensor from the captured light signals, and analyzing the measurement signals in order to obtain a video latency measurement.


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