Wireless Display (WiDi) is technology developed by
Intel that enables users to stream music, movies, photos, videos and apps without wires from a compatible computer to a compatible
HDTV or through the use of an adapter with other HDTVs or
monitors. Intel WiDi supports HD
1080p
1080p (1920×1080 progressively displayed pixels; also known as Full HD or FHD, and BT.709) is a set of HDTV high-definition video modes characterized by 1,920 pixels displayed across the screen horizontally and 1,080 pixels down the screen vert ...
video quality,
5.1 surround sound
5.1 surround sound ("five-point one") is the common name for surround sound audio systems. 5.1 is the most commonly used layout in home theatres. It uses five full bandwidth channels and one low-frequency effects channel (the "point one"). Dolb ...
, and
low latency for interacting with applications sent to the
TV from a PC.
Using the Intel WiDi Widget, users can perform different functions simultaneously on their PC and TV such as checking email on the PC while streaming a movie to the TV from the same device.
WiDi was discontinued in 2015 in favour of
Miracast, a standard developed by the
Wi-Fi Alliance and natively supported by
Windows 8.1
Windows 8.1 is a release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on August 27, 2013, and broadly released for retail sale on October 17, 2013, about a year after the retail release of its pre ...
and later. In
Microsoft's
Windows 10 operating system, the built-in Wireless Display is called Project, which can be used to mirror the device's display to a TV if it supports Miracast.
Version history
*2010 - WiDi 1.0 - Supports 720p
*2011 - WiDi 2.0 - Supports 1080p
*2012 - WiDi 3.0 - Supports 1080p @ 60 FPS
*September 2012 - WiDi 3.5 - Supports Windows 8, touch functionality, 1080p output, 3D content, HDCP2, Blu-ray, and USB devices and Miracast.
*2013 - WiDi 4.0
*2014 - WiDi 4.1
[WiDi – Wireless Display Overview, Specifications, Testing and Demos]
by Chippy, 2014-02-20, UMPCPortal
*2014 - WiDi 4.2 - 5 GHz Wi-Fi support (with compatible receiver)
*2015 - WiDi 5.1 - Supports 4k - Ultra HD displays.
*2015 - WiDi 6.0
*October 2015 - The marketing and development of WiDi applications was discontinued by Intel, who said that this was because the Miracast standard was natively supported in Windows for wireless display.
Miracast
The Miracast standard is supported in Intel Wireless Display versions 3.5 through 6.0, when it was discontinued.
After this development, Intel recommended that business users utilize Intel Unite as a platform for collaboration.
Miracast was included in
Android
Android may refer to:
Science and technology
* Android (robot), a humanoid robot or synthetic organism designed to imitate a human
* Android (operating system), Google's mobile operating system
** Bugdroid, a Google mascot sometimes referred to ...
4.2
smart phones and onwards and on Windows 8.1 and 10. It can stream on TVs, projectors, and media players.
See also
*
AirPlay
*
Digital Living Network Alliance
Digital Living Network Alliance (DLNA; originally named Digital Home Working Group, DHWG) was founded by a group of PC and consumer electronics companies in June 2003 (with Intel in the lead role) to develop and promote a set of interoperability ...
(DLNA).
*
Ultra-wideband
*
Wireless HDMI:
**
WiGig
**
WirelessHD WirelessHD, also known as UltraGig, is a proprietary standard owned by Silicon Image (originally SiBeam) for wireless transmission of high-definition video content for consumer electronics products. The consortium currently has over 40 adopters; k ...
**
Wireless Home Digital Interface
Wireless Home Digital Interface (WHDI) is a consumer electronic specification for a wireless HDTV connectivity throughout the home.
WHDI enables delivery of uncompressed high-definition digital video over a wireless radio channel connecting any ...
*
Wi-Fi Direct
ip based:
*
Chromecast
Chromecast is a line of digital media players developed by Google. The devices, designed as small dongles, can play Internet-streamed audio-visual content on a high-definition television or home audio system. The user can control playback with ...
(proprietary media broadcast over ip:
Google Cast for audio or audiovisual playback)
*
AirPlay (proprietary ip based)
*
Digital Living Network Alliance
Digital Living Network Alliance (DLNA; originally named Digital Home Working Group, DHWG) was founded by a group of PC and consumer electronics companies in June 2003 (with Intel in the lead role) to develop and promote a set of interoperability ...
(DLNA) (ip based)
port / cable standards for mobile equipment:
*
Mobile High-Definition Link - MHL
* SlimPort (
Mobility DisplayPort), also known as MyDP
References
External links
WiDiat Intel.com
The Main Wireless HDMI Transmission Protocols and Their Typical ProductsComparison of different wireless HDMI transmission protocols at Portablehifi.com
{{Intel
Computer display standards
Wi-Fi
Wi-Fi Direct
Intel products
Wireless display technologies