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HDMI, the HDMI English full name is "High Definition Multimedia Interface", Chinese mean high-definition Multimedia Interface. HDMI can provide up to 5 GBPS data transmission bandwidth, can transmit compressed audio signal and high resolution video signal. Without before signals or/d/a conversion, can guarantee delivery of the highest quality video signal. HDMI and DVI compatible on pins, only adopted different encapsulation. Compared with DVI HDMI can transmit digital audio signal, and an increase in support for HDPC, at the same time provides better DDC optional features. HDMI support 5 GBPS data transfer rate, can transmit far 15 meters, enough to cope with a 1080 p video and an 8 channel audio signal. And because a 1080 p video and an 8 channel audio signal needs less than 4 gb/s, therefore also has the very big margin HDMI. That allows it to use a cable connection DVD player respectively, receiver and PRR. In addition support HDMI EDID, DDC2B, therefore has the HDMI equipment has the characteristics of "plug and play", between signal and display device will automatically "consultation", automatically select the most appropriate video/audio formats. |
