Playback method and playback device
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsMasayuki KOZUKA, Tadamasa TOMA, Kengo TERADA, Takahiro NISHI
Life of this patent
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Abstract
A playback method according to one aspect of the present disclosure is performed by a playback device connected to a display device. The playback method includes obtaining a type of the display device; selecting each of a version of High-Definition Multimedia Interface (HDMI) and a version of High-bandwidth Digital Content Protection (HDCP), according to the obtained type of the display device; obtaining a video signal of content recorded on a recording medium; decoding the obtained video signal; encrypting the decoded video signal using the selected version of HDCP; and outputting the encrypted video signal to the display device using the selected version of HDMI.
Claims10
A playback device to be connected to a display device,
- the playback device comprising:
- an obtainer that obtains, from the display device, type information indicating a resolution of the display device and a luminance range that the display device is compatible with;
- a selector that selects a version of high-bandwidth digital content protection (HDCP) and a version of high-definition multimedia interface (HDMI), based on the type information;
- and
- an outputter that encrypts a video signal, using the selected version of HDCP and outputs the encrypted video signal, using the selected version of HDMI.
A playback method for a playback device to be connected to a display device,
- the playback method comprising:
- obtaining, from the display device, type information indicating a resolution of the display device and a luminance range that the display device is compatible with;
- selecting a version of high-bandwidth digital content protection (HDCP) and a version of high-definition multimedia interface (HDMI), based on the type information;
- and
- encrypting a video signal, using the selected version of HDCP and outputting the encrypted video signal, using the selected version of HDMI.
Dependencies are inferred from the claim text.