Type A HDMI is backward compatible with the Single-link DVI-D or DVI-I interface used by most displays and graphics cards today (but does not support DVI-A), which means that the signal source using the DVI-D interface can be passed through the conversion cable Drive HDMI display, but this conversion scheme does not support audio transmission and remote control functions. In addition, if there is no HDCP certified DVI display, you will not be able to watch the video data output from HDMI with HDCP encryption protection (all HDMI displays support HDCP, but most displays with DVI interfaces do not support HDCP), Type B HDMI connector It will also be backward compatible with the Dual-link DVI interface.
The sponsors of the HDMI organization include major consumer electronics manufacturers, such as Hitachi, Panasonic, Quasar, Philips, Sony, Thomson RCA, Toshiba, Silicon Image. Digital Content Protection, LLC (Digital Content Protection, LLC) provides copy protection technology related to the HDMI interface. In addition, HDMI is also supported by major film production companies such as 20th Century Fox, Warner Bros., Disney, major consumer electronics manufacturers including Samsung Electronics, and many cable system companies.
