HDMI 1.3 and HDMI 1.4 Interface

HDMI known as the High-Definition Multimedia Interface, It is the first digital interface to support uncompressed digital high-definition, audio and smart format and control command data on a single cable. Read the post of “what is HDMI port” if you want to learn more about it. HDMI is different with DisplayPort, below will show you what features HDMI 1.4 interface has.

  • Ethernet channel
HDMI 1.3 and HDMI 1.4 Interface

HDMI 1.4 edition increase the data pathto achieve high-speedtwo-way transmission. Devices that have this capability will be able to send and receive data at 100 Mb / s over Ethernet. The HDMI Ethernet channel allows an integrated Internet-enabled HDMI device to share its Internet connection with other HDMI devices without using other Ethernet cables.

  • Audio return channel

The latest HDMI adds an audio channel for reduce the processing and playback of audio upload the required number of cables. HDTV directly receives audio and video content, the new audio return channel allowing high-definition TV without additional cable and using the HDMI cable to send audio to the A / V receiver.

  • 3D HDMI

Specification 1.4 HDMI devices for the definition of the common 3D format and resolution, this specification make 3D system input / output part of the standardized, standard resolution up to dual-channel 1080p.

  • 4096 × 2160 resolution

The latest specifications for HDMI devices can support four times the resolution of 1080p HD resolution. The new specification supports 4096 × 2160 resolution, making the HDMI interface to be used in many digital cinema with the same standard resolution of the content transmission.

  • The expansion of support for color space

HDMI technology is now available for digital cameras designed to support the color space. HDMI-capable display devices support the sYCC601, Adobe RGB, and Adobe YCC601, providing a more accurate, realistic color when connected to a digital video camera.

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