Specifications and features of HDMI 1.4

HDMI 1.4 is the latest upgrade of the technology. The interface is provided by the cable that is responsible for the transmission of audiovisual signals from the source to your television screen. HDMI transmits digital information at 10.2 gigabytes per second without converting it to analog. Thus, it retains the pristine digital quality of the signals. HDMI 1.4 has incorporated Ethernet connectivity and an audio return channel. The Ethernet connectivity feature enables internet sharing and the audio return channel is for upstream audio transmission.

Specifications of HDMI 1.4

The HDMI cables perform enhanced data transmission functions now. The standard level HDMI data cable transmits digital information at 1080i/60. The high speed version of the same cable can accommodate data at rates higher than 1080p and supports 3D. As mentioned earlier, Ethernet connectivity has been added to enable internet sharing without an extra cable. The automotive HD cable attaches electronic devices to installed HDMI ports in cars.

The HDMI Ethernet channel enables bi-directional communication. The devices connected across this channel can transmit data at 100 megabytes per second. Every application is instantly available at the required internet protocol address. In the past, an extra cable was required for upstream audio processing and playback. HDMI 1.4 has now incorporated the audio return channel, which enables those very functions without the need for an extra cable.

HDMI 1.4 is the latest in the technology and is revolutionising the way we watch television and experience these entertainment systems.

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