22.2 surround sound
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22.2 or Hamasaki 22.2 (named after Kimio Hamasaki, a senior research engineer at
NHK Science & Technology Research Laboratories NHK Science & Technology Research Laboratories (STRL, ja, NHK放送技術研究所, NHK Hōsō Gijutsu Kenkyūjo), headquartered in Setagaya, Tokyo, Japan, is responsible for technical research at NHK, Japan's public broadcaster. Work done by t ...
in Japan) is the
surround sound Surround sound is a technique for enriching the fidelity and depth of sound reproduction by using multiple audio channels from speakers that surround the listener (surround channels). Its first application was in movie theaters. Prior to s ...
component of Super Hi-Vision (a new television standard with 16 times the pixel resolution (7680×4320) of
HDTV High-definition television (HD or HDTV) describes a television system which provides a substantially higher image resolution than the previous generation of technologies. The term has been used since 1936; in more recent times, it refers to the g ...
(1920x1080). It has been developed by
NHK , also known as NHK, is a Japanese public broadcaster. NHK, which has always been known by this romanized initialism in Japanese, is a statutory corporation funded by viewers' payments of a television license fee. NHK operates two terrestr ...
Science & Technical Research Laboratories. It uses 24 speakers (including two subwoofers) arranged in three layers.


Channels

The channel numbers and labels are: Channel numbers up to 6 represent the same as those in a 5.1 channel system. There are then a further 5 listener-plane channels, 9 overhead channels, arranged in a square, and a row of 3 further channels at the bottom front, plus the additional LFE channel.


Demonstrations

*
Expo 2005 Expo 2005 was a World Expo held for 185 days between Friday, March 25 and Sunday, September 25, 2005, in Aichi Prefecture, Japan, east of the city of Nagoya. Japan has also hosted Expo '70 Osaka (World Expo), Expo '75 Okinawa (Specialised Expo) ...
,
Aichi is a prefecture of Japan located in the Chūbu region of Honshū. Aichi Prefecture has a population of 7,552,873 () and a geographic area of with a population density of . Aichi Prefecture borders Mie Prefecture to the west, Gifu Prefecture ...
, Japan *
NAB Show NAB Show is an annual trade show produced by the National Association of Broadcasters. It takes place in April, and has been held since 1991 at the Las Vegas Convention Center in Las Vegas, Nevada. The show's tagline is "Where Content Comes t ...
2006,
Las Vegas Las Vegas (; Spanish for "The Meadows"), often known simply as Vegas, is the 25th-most populous city in the United States, the most populous city in the state of Nevada, and the county seat of Clark County. The city anchors the Las Vegas ...
, US *
IBC IBC is an initialism that can stand for: Broadcasting *Intercontinental Broadcasting Corporation, Channel 13, Philippines * International Beacon Project, Worldwide network of radio propagation beacons *International Broadcast Centre *International ...
2006,
Amsterdam Amsterdam ( , , , lit. ''The Dam on the River Amstel'') is the capital and most populous city of the Netherlands, with The Hague being the seat of government. It has a population of 907,976 within the city proper, 1,558,755 in the urban ar ...
,
Netherlands ) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherl ...
* IBC 2008, Amsterdam, Netherlands * NAB Show 2009, Las Vegas, US * IBC 2010, Amsterdam, Netherlands * IBC 2011, Amsterdam, Netherlands * 2012 Summer Olympics, Bradford/
Glasgow Glasgow ( ; sco, Glesca or ; gd, Glaschu ) is the most populous city in Scotland and the fourth-most populous city in the United Kingdom, as well as being the 27th largest city by population in Europe. In 2020, it had an estimated popul ...
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London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary dow ...
, UK


Reviews


''Ultra HD draws crowds, interest at NAB2006''
a
Broadcast Engineering Magazine
May 2, 2006


See also

*
Ultra-high-definition television Ultra-high-definition television (also known as Ultra HD television, Ultra HD, UHDTV, UHD and Super Hi-Vision) today includes 4K UHD and 8K UHD, which are two digital video formats with an aspect ratio of 16:9. These were first proposed b ...
*
Surround sound Surround sound is a technique for enriching the fidelity and depth of sound reproduction by using multiple audio channels from speakers that surround the listener (surround channels). Its first application was in movie theaters. Prior to s ...
*
NHK BS8K NHK BS8K is a satellite television broadcasting service offered by NHK. Launched on 1 December 2018, it is the world's first television channel to broadcast in 8K resolution. Background NHK Science & Technology Research Laboratories had start ...


References


External links


''22.2 Multichannel Sound System for Ultra High-Definition TV''
article at the
Wayback Machine The Wayback Machine is a digital archive of the World Wide Web founded by the Internet Archive, a nonprofit based in San Francisco, California. Created in 1996 and launched to the public in 2001, it allows the user to go "back in time" and see ...

''22.2 Standardization of Multichannel Sound System''
Japanese article at the
Wayback Machine The Wayback Machine is a digital archive of the World Wide Web founded by the Internet Archive, a nonprofit based in San Francisco, California. Created in 1996 and launched to the public in 2001, it allows the user to go "back in time" and see ...
Film sound production Film and video technology Surround sound Ultra-high-definition television {{Sound-tech-stub