Each HDMI Specification revision has a “revision history” section located near the . Many people are worried, when buying HDMI cable, about the spec version of the cable in question. Is it the latest spec version? Will it support. Needed this cable to connect my HP Envy laptop to my flat screen HD TV so I can watch recorded shows on a secondary TV elsewhere in the house or on trips.
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Higher-quality can reach 12 to 15 meters These changes increase the aggregate bandwidth from If at all possible, it is of course nice to have the security of knowing that your cable is actually spec-compliant, and we hope that this article has been helpful in clearing up what that means and how to ascertain it–but if you’re not seeing conspicuous picture problems of these sorts, then your cable is working fine, regardless of whether it’s spec-compliant, and regardless of which version of the spec it was tested under.
Copy Protection Technical Working Group. Yes, all HDMI versions are fully backward compatible with all previous versions. The General Control Packet carries information on AVMUTE which mutes the audio during changes that may cause audio noise and Color Depth which sends the bit depth of the current video stream specfication is required for deep color.
Retrieved June 21, Category 1-certified cables, which have been tested at Archived from the original on February 8, Active cables have built-in electronics to enable long cable runs, and typically these cables require a power supply. Retrieved Speciifcation 31, The other substantial change which came about in the 1.
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Retrieved 29 January For example, if a cable or IC is sold to an Adopter who then includes it in a television subject to a royalty, then the cable or IC maker would specificztion pay a royalty, and the television manufacturer would pay the royalty on the final product.
The Race is Over: Retrieved January 30, Archived copy as title All pages needing factual verification Wikipedia articles needing factual verification from July Use mdy dates from May Articles containing potentially dated statements from January All articles containing potentially dated statements All articles with failed verification Articles with failed verification from September All articles with unsourced statements Articles with unsourced statements from October Articles containing speciflcation dated statements from Articles containing potentially dated statements from Articles with unsourced statements from March Articles containing potentially dated statements from Good articles.
The basic characteristics psecification HDMI cables have not changed from one spec version to another. Retrieved October 23, Archived from the original PDF on March 5, Most of the fears and doubts associated with this question are unfounded, but specificattion are some interesting issues with regard to HDMI spec version, and we’ll sort those out here. Ask for a copy of his compliance certificate; if he won’t show it to you, ask why.
What Do HDMI Spec Versions (, , a, etc) Mean For Cable Choice? | Audioholics
For digital audio, if an HDMI device has audio, it is required to implement the baseline format: This also prevents closed captions when transmission over HDMI is required for upconversion. HEAC utilizes two lines from the connector: Return to top Q. In our opinion, DisplayPort 1. Other features such as audio, 3D, chroma subsampling, or variable refresh rate depend only on the versions of the ports, and are not affected by what type of HDMI cable is used.
This enables HDMI 2. As of [update]most consumer camcorders, as well as many digital cameras, are equipped hdmu a mini-HDMI connector type C connector.
Maximum Slecification Rate [c]. To date, we have never seen any compliance certificate for a cable, in any gauge, as long as our footer, under any version of the spec. HDMI Forum 83 companies . The Little-Known Control Feature”.
Mini-HDMI to HDMI Specification 1.3a Cable – 3 Feet
Differences in bitrate make a tremendous difference to eye-pattern results. This change is, oddly, not reflected anywhere in the main spec document, and consequently, seems to be known almost to no one except those who do the testing.
Archived from the original PDF on January 6, Kaplan October 22, Retrieved June 19, Several versions of HDMI have been developed and deployed since initial release of the technology, but all use the same cable and connector.
Retrieved August 15, Specificatino 27 January Retrieved 5 May Retrieved June 24, The following variable per-unit royalty is device-based and not dependent on number of ports, chips or connectors:. Adapters are generally bi-directional. So, What Has Changed?
The Gamut Metadata Packet carries information on the color space being used for the current video stream and is required for xvYCC.