WiDi

Intel WiDi

The Intel WiDi Logo
Date invented	2006
Manufacturer	Intel
Introduced	2010[1][2][3]
Discontinued	Yes
Type	Wireless Display-Distribution System
Connection	Wi-Fi Direct

Intel® WiDi and Intel® Pro WiDi Applications, was a Wireless Display (WiDi) technology developed by Intel, it enabled users to stream music, movies, photos, videos and apps wirelessly from a compatible computer to a compatible HDTV or through the use of an adapter with other HDTVs or monitors. Intel WiDi supported HD 1080p video quality, 5.1 surround sound, and low latency for interacting with applications sent to the TV from a PC.

Using the Intel WiDi Widget users were able to 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.^[4]

WiDi has been superseded by Miracast,^[5] a standard developed by the WiFi Alliance^[6]

Version history

• 2010 - WiDi 1.0 - Supports 720P^[7]
• 2011 - WiDi 2.0 - Supports 1080P^[8]
• 2012 - WiDi 3.0 - Supports 1080P @ 60 FPS^[9]
• September 2012 - WiDi 3.5 - Supports Windows 8, touch functionality, 1080p output, 3D content, HDCP2, Blu-ray, and USB devices and Miracast.^[10]
• 2013 - WiDi 4.0
• 2014 - WiDi 4.1^[11]
• 2014 - WiDi 4.2 - 5Ghz WiFi support (with compatible receiver)^[11]
• 2015 - WiDi 5.1 - Supports 4k - Ultra HD displays.^[12][13][14]
• 2015 - WiDi 6.0
• 2015 October- Discontinued - The marketing and development of WiDi applications have been discontinued by Intel. They cite the fact that Miracast standard is natively supported in the Microsoft Windows for wireless display capabilities with strong user experience.^[15]

Miracast

In Intel Wireless Display version 3.5, the Miracast standard was supported.^[16] Miracast is included in all Android 4.2+ smart phones.

See also

• AirPlay
• Digital Living Network Alliance (DLNA).
• Ultra-wideband
• WiGig
• WirelessHD
• Wireless Home Digital Interface

References

1. The Origins of WiDi Technology, 2011-01-25, Intel Free Press
2. How to Watch Video, Wirelessly, on Your TV Set, By Walter S. Mossberg, 2010-03-04, The Wall Street Journal
3. Intel Wireless Display (WiDi): The Hottest Sleeper Technology, By Cisco Cheng, 2010-01-09, PCMag.com
4. WiDi at Intel.com
5. "Product Discontinuation Notice for Intel® WiDi and Intel® Pro WiDi". Intel. Retrieved 2016-10-15.
6. "Discover Wi-Fi CERTIFIED Miracast". WiFi Alliance. Retrieved 2016-10-15.
7. CES 2010: Intel Announces WiDi HD Wireless Display Tech
8. Intel Insider & WiDi 2.0
9. Ivy Bridge Widi 3.0 brings 1080p 60 FPS, by Fuad Abazovic, 2012-04-11, fudZilla
10. Evolution of WiDi - Intel Wireless Display (WiDi): Another Cable Killer Hits Its Stride, By William Van Winkle, 2013-06-12, Tom's IT Pro
11. WiDi – Wireless Display Overview, Specifications, Testing and Demos, by Chippy, 2014-02-20, UMPCPortal
12. INTEL WIDI 5.1 SUPPORTS 4k, By emgain, 2015-01-09, New Gadget Release Date 2015
13. Intel brings next-gen 'Broadwell' processor tech to mainstream notebooks, desktops, By Mark Hachman, 2015-01-05, PCWorld, Intel’s WiDi wireless dispay technology has also improved: Version 5.1 includes gaming support, Pro features for manageability, and 4K resolutions.
14. WiDi actually works now, Intel executive says By Mark Hachman, 2015-01-05, PCWorld
15. "Main Intel® WiDi and Intel® Pro WiDi Applications website". Intel. Retrieved 2016-08-15.
16. Parrish, Kevin (19 September 2012). "Intel's New Wireless Display 3.5 Will Support Miracast". Tom's Hardware. Retrieved 9 July 2013.

External links

• WiDi at Intel.com
• The Main Wireless HDMI Transmission Protocols and Their Typical Products Comparison of different wireless HDMI transmission protocols at Portablehifi.com