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:
May. 14, 2019

Filed:

Jan. 12, 2018
Applicant:

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

Inventors:

Masayuki Kozuka, Osaka, JP;

Kaoru Murase, Nara, JP;

Masaya Yamamoto, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/80 (2006.01); G11B 27/00 (2006.01); H04N 5/913 (2006.01); H04N 21/432 (2011.01); H04N 21/835 (2011.01); H04N 21/4402 (2011.01); G11B 20/00 (2006.01); H04N 9/804 (2006.01); H04N 9/82 (2006.01); H04N 5/93 (2006.01); H04N 5/85 (2006.01);
U.S. Cl.
CPC ...
H04N 5/913 (2013.01); G11B 20/00086 (2013.01); G11B 20/00188 (2013.01); G11B 20/00731 (2013.01); G11B 20/00818 (2013.01); H04N 9/8042 (2013.01); H04N 9/8205 (2013.01); H04N 21/4325 (2013.01); H04N 21/4402 (2013.01); H04N 21/835 (2013.01); H04N 5/85 (2013.01); H04N 2005/91371 (2013.01);
Abstract

A playback method according to one aspect of the present disclosure is performed by a Blu-ray device connected to a display device. The playback method includes obtaining, from a recording medium, output control information of content recorded on the recording medium; obtaining, from the recording medium, a video signal of the content recorded on the recording medium; and (a) outputting the obtained video signal to the display device without converting image quality of the video signal, when the obtained output control information does not restrict output of content using a first copyright protection technology, and (b) converting the image quality of the obtained video signal and outputting the video signal to the display device, when the obtained output control information restricts output of content using the first copyright protection technology and output using the first copyright protection technology is performed according to a type of the display device.


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