HDMI 1.4
This topic explains the HDMI 1.4 and its features along with the advantages.
HDMI (High-Definition Multimedia Interface) is an industry-supported, uncompressed, all-digital audio/video interface. HDMI
provides an interface between any compatible digital audio/video source, such as a DVD player, or A/V receiver and a
compatible digital audio and/or video monitor, such as a digital TV (DTV). The intended applications for HDMI TVs, and DVD
players. The primary advantage is cable reduction and content protection provisions. HDMI supports standard, enhanced, or
high-definition video, plus multichannel digital audio on a single cable.
NOTE:
The HDMI 1.4 will provide 5.1 channel audio support.
HDMI 1.4 Features
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HDMI Ethernet Channel
- Adds high-speed networking to an HDMI link, allowing users to take full advantage of their
IP-enabled devices without a separate Ethernet cable
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Audio Return Channel
- Allows an HDMI-connected TV with a built-in tuner to send audio data "upstream" to a surround
audio system, eliminating the need for a separate audio cable
●
3D
- Defines input/output protocols for major 3D video formats, paving the way for true 3D gaming and 3D home theater
applications
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Content Type
- Real-time signaling of content types between display and source devices, enabling a TV to optimize picture
settings based on content type
●
Additional Color Spaces
- Adds support for additional color models used in digital photography and computer graphics
●
4K Support
- Enables video resolutions far beyond 1080p, supporting next-generation displays that will rival the Digital
Cinema systems used in many commercial movie theaters
●
HDMI Micro Connector
- A new, smaller connector for phones and other portable devices, supporting video resolutions up
to 1080p
●
Automotive Connection System
- New cables and connectors for automotive video systems, designed to meet the unique
demands of the motoring environment while delivering true HD quality
Advantages of HDMI
●
Quality HDMI transfers uncompressed digital audio and video for the highest, crispest image quality.
●
Low -cost HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video
formats in a simple, cost-effective manner
●
Audio HDMI supports multiple audio formats from standard stereo to multichannel surround sound
●
HDMI combines video and multichannel audio into a single cable, eliminating the cost, complexity, and confusion of multiple
cables currently used in A/V systems
●
HDMI supports communication between the video source (such as a DVD player) and the DTV, enabling new functionality
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Technology and components
