Wireless HDMI is a colloquial term for
wireless
Wireless communication (or just wireless, when the context allows) is the transfer of information between two or more points without the use of an electrical conductor, optical fiber or other continuous guided medium for the transfer. The most ...
high-definition audio and video signals connectivity on consumer electronics products.
Currently, most HD wireless transmission technologies use unlicensed 5 GHz, 60 GHz or 190 GHz radio frequencies and include:
* various proprietary protocols for wireless transmission (LG "Wireless 1080p", Philips "Wireless HDTV Link", Sony "Bravia Wireless Link", Asus "Wireless Display Connectivity", etc.);
* there are several technologies attempting to become the industry standards like
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 and the
WiGig
WiGig, alternatively known as 60 GHz Wi-Fi, refers to a set of 60 GHz wireless network protocols. It includes the current IEEE 802.11ad standard and also the IEEE 802.11ay standard.
The WiGig specification allows devices to communicate wi ...
;
* proprietary
video compression
In information theory, data compression, source coding, or bit-rate reduction is the process of encoding information using fewer bits than the original representation. Any particular compression is either lossy or lossless. Lossless compression ...
schemes that work over
802.11n
IEEE 802.11n-2009 or 802.11n is a wireless-networking standard that uses multiple antennas to increase data rates. The Wi-Fi Alliance has also retroactively labelled the technology for the standard as Wi-Fi 4. It standardized support for multipl ...
and similar wireless interfaces;
*
Asus WAVI (Wireless Audio Video Interaction) wireless HDMI use 4 x 5 MIMO-channels with Two-Way Wireless USB Control.
Wireless HDTV (aka
WiDi
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 monit ...
) availability is currently an ongoing development. In 2010, Toshiba began marketing the first WiDi device.
See also
*
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
*
WiGig
WiGig, alternatively known as 60 GHz Wi-Fi, refers to a set of 60 GHz wireless network protocols. It includes the current IEEE 802.11ad standard and also the IEEE 802.11ay standard.
The WiGig specification allows devices to communicate wi ...
*
WiDi
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 monit ...
version 3.5 to 6.0 supports
Miracast
Miracast (also called screen mirroring and wireless display among other names on consumer devices) is a standard for wireless connections from sending devices (such as laptops, tablets, or smartphones) to display receivers (such as TVs, monitors, o ...
; discontinued
*
Miracast
Miracast (also called screen mirroring and wireless display among other names on consumer devices) is a standard for wireless connections from sending devices (such as laptops, tablets, or smartphones) to display receivers (such as TVs, monitors, o ...
(wireless display technology), now a subset of the larger
Wi-Fi Direct
Wi-Fi Direct (formerly Wi-Fi Peer-to-Peer) is a Wi-Fi standard for peer-to-peer wireless connections that allows two devices to establish a direct Wi-Fi connection without an intermediary wireless access point, router, or Internet connection. Wi- ...
certification
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
Google Cast is a proprietary protocol developed by Google for playing Internet-streamed audio/video content on a compatible consumer device. The protocol is used to initiate and control playback of content on digital media players, high-definition ...
for audio or audiovisual playback)
*
AirPlay
Airplay is how frequently a song is being played through broadcasting on radio stations. A song which is being played several times every day (spins) would have a significant amount of airplay. Music which became very popular on jukeboxes, in n ...
(proprietary ip based)
*
Digital Living Network Alliance (DLNA) (ip based)
Cables for mobile equipment
*
Mobile High-Definition Link - MHL
* SlimPort (
Mobility DisplayPort), also known as MyDP
References
External links
The Main Wireless HDMI Transmission Protocols and Their Typical Products
{{electronics-stub
Wireless networking
Television technology
Film and video technology