Overview
5
3.5 About HDMI
High-Definition Multimedia Interface (HDMI) is an uncompressed all-digital
1
audio/video interface, widely supported in the entertainment and home cinema
industry. It delivers the highest high-definition image and sound quality. Note
that Kramer Electronics Limited is an HDMI Adopter and an HDCP Licensee.
In particular, HDMI
2
:
• Provides a simple
3
interface between any audio/video source, such
as a set-top box, DVD player, or A/V receiver and video monitor,
such as a digital flat LCD/plasma television (DTV), over a single
lengthy
4
cable
• Supports standard, enhanced, high-definition video, and multi-
channel digital audio
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on a single cable
• Transmits all ATSC HDTV standards and supports 8-channel
digital audio, with bandwidth to spare to accommodate future
enhancements and requirements
• Benefits consumers by providing superior, uncompressed digital
video quality via a single cable
6
, and user-friendly connector
• Is backward-compatible with DVI (Digital Visual Interface)
• Supports two-way communication between the video source (such
as a DVD player) and the digital television, enabling new
functionality such as automatic configuration and one-button play
HDMI has the capacity to support existing high-definition video formats
(720p, 1080i, and 1080p/60), as well as standard definition formats such as
NTSC or PAL.
1 Ensuring an all-digital rendering of video without the losses associated with analog interfaces and their unnecessary digital-
to-analog conversions
2 HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI
licensing LLC
3 With video and multi-channel audio combined into a single cable, the cost, complexity, and confusion of multiple cables
currently used in A/V systems is reduced
4 HDMI technology has been designed to use standard copper cable construction at up to 15m
5 HDMI supports multiple audio formats, from standard stereo to multi-channel surround-sound. HDMI has the capacity to
support Dolby 5.1 audio and high-resolution audio formats
6 HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video formats in a
simple, cost-effective manner
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