Prior to the updated Dual-Mode Standard release, Dual-Mode cable adaptors were limited to a TMDS clock rate of 165MHz providing support for display resolutions up to 1080p with 60Hz and 24 bits color.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
In addition to releasing the DisplayPort Dual-Mode Standard Version 1.1, VESA is also releasing an updated DisplayPort Dual-Mode Cable Adaptor Compliance Test Specification, version 1.1.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
Conformance to the updated Compliance Test Specification, or CTS, is required for using the DisplayPort logo with a Dual-Mode Cable Adaptor.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
In this latest specification, a new Dual-Mode cable adaptor configuration is defined that enables a TMDS clock rate of up to 300MHz.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
Developed by VESA's nearly 200 leading industry member companies, the DisplayPort Dual Mode Standard defines the requirements for Dual-Mode DisplayPort source devices and Dual-Mode DisplayPort cable adaptors.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
This release supports the next generation of Dual-Mode DisplayPort enabled personal computers and Dual-Mode DisplayPort cable adaptors, expected to be available to consumers later this year.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
An additional device, specifically a Dual-Mode DisplayPort cable adaptor, is required to convert the mechanical connector, as well as the electrical aspects of the signal, to output that is compatible with a DVI or HDMI cable and display.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
We're not told if there are any special tricks besides the size reduction, though: while the new cable end looks dual-sided, there's no guarantee Apple will have eliminated the right-side-up requirement that afflicts just about every mobile-sized port format we've seen to date.
ENGADGET: Next iPhone's tiny docking connector possibly spotted (update: more details)
While the two operate on different terms--in addition to cable's dual revenue streams (advertising dollars and subscription fees) as opposed to broadcast's singular ad-supported model, cable has far fewer programming hours to fill and less fare to promote--broadcasters would be wise to consider four of cable's best practices.
"The first Ultra HD displays were introduced in 2012, but today's Dual-Mode DisplayPort-to-HDMI cable adaptors limit display resolution to 1080p, " said Craig Wiley, senior director of marketing at Parade Technologies, and VESA Board of Directors chairman.
ENGADGET: VESA outs latest DisplayPort Dual-Mode 1.1 standard with 4K HDMI support
And unlike broadcast, cable has a dual revenue stream--advertising and license fees.
While the latter have been hard hit by weakened advertising rates and declining viewership, cable outlets continue to benefit from the dual-revenue streams of advertising and subscriber fees.
The revised cabling setup allows 3.5mm cables to plug directly into the headsets, making for easier replacements and swapping (previous versions had you connect to a short cable hung from the earcup, with a dual-pole connector).
Baked right inside the matte plastic case is a dual tuner capable of pulling in unencrypted basic cable channels and over-the-air HD broadcasts.
ENGADGET: Boxee TV delivers dual-tuners and cloud-based DVR for $99 November 1st
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