HDMI technology is the global standard for connecting high-definition equipment. HDMI is the intelligent, all-digital interface that delivers both dazzling quality and unmatched ease of use. Consumer electronics, Personal Computer and mobile device manufacturers incorporate HDMI connectivity into their products.
With a single cable HDMI technology transmits crystal-clear digital video, multi-channel surround audio, and advanced control data. One HDMI cable can replace multiple older cables, making your entertainment system easier to connect and easier to upgrade. This level of simplicity is rare.
HDMI connection transmits uncompressed audio-video data in 100 percent digital form. That adds up to world-class viewing experience, with pixel-for-pixel video accuracy and audiophile-quality sound.
HDMI is built to accommodate extremely high-resolution video, with bandwidth to spare for the next generation of HD equipment.
HDMI connected components communicates with each other to sync between resolution and aspect ratio and the user is not bothered.
HDMI features include
- 3D support for immersive movies and gaming
- Higher resolutions, like 1440p and 4K
- Faster refresh rates, like 120Hz.
- Deep Color, taking the HDTV palette from millions to trillions of colors.
- Ethernet connectivity, allowing connected devices to share an Internet connection.
HDMI technology is the de-facto standard for connecting HD equipment. Virtually every TV, AV receiver, DVR, Blu-ray Disc player, and set-top box sold today comes standard with at least one HDMI connection. HDMI connections are compatible with multimedia PCs, laptops and netbooks, gaming consoles, camcorders, digital still cameras, and mobile devices.
An HDMI cable is composed of four shielded twisted pairs, with impedance of the order of 100 Ω (±15%), plus seven separate conductors. There are five type of HDMI cables ranging from Type A to Type E.
HDMI 2. Is commonly used latest version of this cable series. HDMI 2.0 increases the maximum TMDS per channel throughput from 3.4 Gbit/s to 6 Gbit/s which allows for a maximum total TMDS throughput of 18 Gbit/s. This enables HDMI 2.0 to carry 4K video at 60 fps. Other features of HDMI 2.0 include support of the Rec. 2020 color space, up to 32 audio channels, up to 1536 kHz audio sample frequency, dual video streams to multiple users on the same screen, up to four audio streams, 4:2:0 chroma subsampling, 25 fps 3D formats, 21:9 aspect ratio, dynamic synchronization of video and audio streams, the HE-AAC and DRA audio standards, improved 3D capability, and additional CEC functions.