24 Facts About HDMI 20


CEA-861 signals carried by HDMI 20 are electrically compatible with the CEA-861 signals used by the Digital Visual Interface .

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Several versions of HDMI 20 have been developed and deployed since the initial release of the technology, but all use the same cable and connector.

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In Europe, either DVI-HDCP or HDMI 20 is included in the HD ready in-store labeling specification for TV sets for HDTV, formulated by EICTA with SES Astra in 2005.

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HDMI 20 began to appear on consumer HDTVs in 2004 and camcorders and digital still cameras in 2006.

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HDMI 20 founders were Hitachi, Panasonic, Philips, Silicon Image, Sony, Thomson, and Toshiba.

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HDMI 20 has the support of motion picture producers Fox, Universal, Warner Bros.

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HDMI 20 specification defines the protocols, signals, electrical interfaces and mechanical requirements of the standard.

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Digital audio, if an HDMI 20 device has audio, it is required to implement the baseline format: stereo PCM.

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HDMI 20 carries any IEC 61937-compliant compressed audio stream, such as Dolby Digital and DTS, and up to 8 channels of one-bit DSD audio at rates up to four times that of Super Audio CD.

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HDMI 20 standard was not designed to pass closed caption data to the television for decoding.

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HDMI 20 has three physically separate communication channels, which are the DDC, TMDS and the optional CEC.

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HDMI 20 requires that the E-DDC implement IC standard mode speed and allows it to optionally implement fast mode speed .

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Consumer Electronics Control is an HDMI 20 feature designed to allow the user to command and control up to 15 CEC-enabled devices, that are connected through HDMI 20, by using only one of their remote controls .

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HDMI 20 is backward compatible with single-link Digital Visual Interface digital video .

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CSS, CPRM and AACS require the use of HDCP on HDMI 20 when playing back encrypted DVD Video, DVD Audio, HD DVD and Blu-ray Disc.

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Category 1 HDMI 20 cables are marketed as "Standard" and Category 2 HDMI 20 cables as "High Speed".

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An HDMI 20 extender is a single device powered with an external power source or with the 5V DC from the HDMI 20 source.

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HDMI 20 devices are manufactured to adhere to various versions of the specification, in which each version is given a number or letter, such as 1.

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Successive versions of the HDMI 20 Specification continue to add support for additional formats, but the added support is to establish standardized timings to ensure interoperability between products, not to establish which formats are or aren't permitted.

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Legacy interfaces such as VGA, DVI and LVDS have not kept pace, and newer standards such as DisplayPort and HDMI 20 clearly provide the best connectivity options moving forward.

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The passive cables are only useful if you have a device that is generating or expecting HDMI 20 signals on a VGA connector, or VGA signals on an HDMI 20 connector; this is a non-standard feature, not implemented by most devices.

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HDMI 20 has a few advantages over DisplayPort, such as ability to carry Consumer Electronics Control signals, and electrical compatibility with DVI .

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Also, HDMI 20 can sustain full bandwidth for up to 10 meters of cable length and there are certification programs to ensure this.

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Mobile High-Definition Link is an adaptation of HDMI 20 intended to connect mobile devices such as smartphones and tablets to high-definition televisions and displays.

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