" HDMI is used by many display devices as an interface for transmitting high-definition video and audio data. The HDMI usage rate is expected to increase further as many global IT companies such as Samsung, Google, and Apple are joining the HDMI Forum. HDMI is provided for transmitting digital television audiovisual signals from HDMI source device to the HDMI sink device. It delivers not only the audiovisual signal but also controls, status and data information in both directions. Although …