Dell Latitude 5501 Service Manual

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

  • 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
  • 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
  • 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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