Prospects

2002 in April, Hitachi, Panasonic, Philips, Silicon Image, Sony, Thomson, Toshiba, the company set up a total of seven HDMI organization began to develop a new dedicated digital video / audio transmission standard. 2002 end of the year, high-definition digital multimedia interface (High-definition Digital Multimedia Interface) HDMI 1.0 standard promulgated. HDMI and DVI on the pin-compatible, but with a different package. Compared with DVI, HDMI can transmit digital audio signal, and adds support for HDCP, while providing a better DDC optional features. HDMI supports data transfer rates of 5Gbps, can transmit as far as 15 meters, sufficient to meet a 1080p video and an 8-channel audio signals. And because the audio signal needs a 1080p video and an 8-channel less than 4GB / s, and therefore there is a great margin HDMI. This allows it to use a cable connected DVD player, receiver and PRR. In addition HDMI support EDID, DDC2B, therefore HDMI device has with the "plug and play" feature will automatically "consultations" between the signal source and display devices, automatically select the most appropriate video / audio formats

HDMI inception has gone from 1.0, 1.1, 1.2, 1.2a, 1.3 version (version 1.3 bandwidth doubled, color depth expansion on a certain innovation, bandwidth upgrade from the original 165MHz (4.95Gbps) increase to 340MHz (10.2Gbps). Bandwidth increase in benefits is higher resolution, refresh rate, and color depth increases. later introduced HDMI devices are generally high version of HDMI, such as PS3 will support version 1.3, high version is compatible down.