Understanding the features offered by the modern HDMI cable

The HDMI (High Definition Multimedia Interface) was introduced to help people transmit data from an external hard disk drive or a computer to the display device with ease. These cables are capable of transferring high quality audio and video.

More on HDMIv1.4

28th May 2009 was the date when the fourth edition of the HDMI cable was launched. The 1.4 supported resolutions are as high as 4K x 2K (3840×2160p at 24 Hz/25 Hz/30 Hz and 4096×2160p at 24 Hz, a resolution used with digital theaters). The HDMI Ethernet channel supports data transfer of 100 Mb/s Ethernet connection between two devices connected by the cable. These cables also consist of added support for audio return channel 3D over HDMI. However, it should be noted that some of the 1.3 devices might not be compatible with 1.4.

Features of the HDMI v1.4

The new micro HDMI connector supports colour spaces with the addition of sYCC601 and Adobe RGB. New features include support for stereoscopic 3D formats, side-by-side half, 2D depth graphics, frame packing, line alternative full and graphics depth + data. Resolutions as high as 720p60, 1080p25, and 720p66 are supported by the new HDMI 1.4 cable.

Comparison with other versions

The 1.4 boasts of a maximum clock rate of 340 MHz as compared to 165 MHz of 1.2 and 1.2a. Apart from this, it also supports data transfer of 3.40 Gbps compared to the 1.65 of 1.2. Although the maximum audio throughput in 1.3 and 1.4 is the same (36.86 Mbit/s), the latter is more efficient.

The aforementioned features, uses and benefits of the HDMI v1.4 will ensure that you transfer your data at a high speed and without any quality issues.

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