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It is absolutely a time for technological advancement – there are TV phone, tablet, smartphones and now, HDMI cables. High Definition Multimedia Interface (HDMI) is an all-digital interface cable and with just a single cable, it delivers the interface between the digital displays and the modern audio visual equipment such as cable set up box, Blu-ray DVD, etc. It is designed with 19 wires that will transmit the high speed audio, video and other digital info. There are 2 types of HDMI cables: The Standard Cables also called category 1 HDMI cables performing at a speed of 75 Mhzand supports bandwidth of approximately 2.23Gbps and The High Speed Cables also called category 2 HDMI cables performing at a speed of 340 Mhz and supports bandwidth of approximately 10.2 Gbps. One great thing about this is that HDMi can even be connected with TV phone technology, smartphones, etc. Here is a list of some of the advantages of using HDMI cables: - HDMI has high quality as it provides high definition videos with higher resolutions, sharper details and low brightness scenes.
- HDMI cables enable automatic configurations because there is a 2 way communication between the video sources. And this can be achieved by utilizing the standard Extended Display Identification Data or EDID.
- HDMI cables support authentication to make sure that the equipment or the devices are authorized to obtain the contents sent by the HDMI sources. Authentication is also useful especially when you don’t want other people to tap into the cables to pirate the contents.
- HDMI cables allows digital signal to be transmitted, viewed and stored without any alterations from the original, therefore, the signal reduction is notnoticeable.
- It is definitely a one-cable solution because there is only one cable that consists of control, audio and video info. Therefore, it is simpler to use and easier to control and you can even connect it to smartphones or those with TV phone technology.
- The details of the color are vivid as HDMI supports 10bit, 12bit, and 16bit RGB color depths that can provide more than 1 Billion colors in sharp details.
- HDMI can support different kinds of video and audio formats such as multi-channel surround sound, standard stereo, NTSC, 720p, 10801, 1080p, PAL, etc.
- The display unit is able to determine and indicate its presence to a source with the hot plug detect signal to determine when a cable has been attached or connected and automatically starts authentication.
- CEC which stands for Consumer Electronics Control – it is communication linkagesthat allow the equipment that are connected through HDMI communicate with each other.
- HDMI is compatible with Display Port which is a similar technology for video and audio interface.
- HDMI also supports Dolby DTS-8 channel audio stream for superior quality.
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