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22.2 or Hamasaki 22.2 (named after Kimio Hamasaki, a senior research engineer at NHK Science & Technology Research Laboratories in Japan) is the surround sound component of Super Hi-Vision (a new television standard with 16 times the pixel resolution of HDTV). It has been developed by NHK Science & Technical Research Laboratories. It uses 24 speakers (including two subwoofers) arranged in three layers.[1] Channels The channel numbers and labels are:[2] AES
Pair No./Ch No. | Channel
No. | Label | Name |
|---|
| 1/1 | 1 | FL | Front left | | 1/2 | 2 | FR | Front right | | 2/1 | 3 | FC | Front center | | 2/2 | 4 | LFE1 | LFE-1 | | 3/1 | 5 | BL | Back left | | 3/2 | 6 | BR | Back right | | 4/1 | 7 | FLc | Front left center | | 4/2 | 8 | FRc | Front right center | | 5/1 | 9 | BC | Back center | | 5/2 | 10 | LFE2 | LFE-2 | | 6/1 | 11 | SiL | Side left | | 6/2 | 12 | SiR | Side right | | 7/1 | 13 | TpFL | Top front left | | 7/2 | 14 | TpFR | Top front right | | 8/1 | 15 | TpFC | Top front center | | 8/2 | 16 | TpC | Top center | | 9/1 | 17 | TpBL | Top back left | | 9/2 | 18 | TpBR | Top back right | | 10/1 | 19 | TpSiL | Top side left | | 10/2 | 20 | TpSiR | Top side right | | 11/1 | 21 | TpBC | Top back center | | 11/2 | 22 | BtFC | Bottom front center | | 12/1 | 23 | BtFL | Bottom front left | | 12/2 | 24 | BtFR | Bottom front right |
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, Aichi, Japan
- NAB Show 2006, Las Vegas, US
- IBC 2006, Amsterdam, Netherlands
- IBC 2008, Amsterdam, Netherlands[3]
- NAB Show 2009, Las Vegas, US
- IBC 2010, Amsterdam, Netherlands
- IBC 2011, Amsterdam, Netherlands
- 2012 Summer Olympics, Bradford/Glasgow/London, UK[4]
Reviews - [https://web.archive.org/web/20140103075116/http://broadcastengineering.com/hdtv/ultra-hd-draws-crowds-interest-nab2006 Ultra HD draws crowds, interest at NAB2006] at [https://web.archive.org/web/20140201155636/http://broadcastengineering.com/ Broadcast Engineering Magazine], May 2, 2006
See also - Ultra-high-definition television
- Surround sound
References 1. ^{{cite web |url=http://www.nhk.or.jp/strl/publica/bt/en/fe0045-6.pdf |title=22.2 Multichannel Audio Format Standardization Activity |publisher=NHK World |accessdate=February 17, 2014}}
2. ^{{cite journal | year =2008 | month = | title =Ultra High Definition Television - Audio Characteristics And Audio Channel Mapping For Program Production | series = | publisher =Society of Motion Picture and Television Engineers | id =SMPTE ST 2036-2:2008}}
3. ^{{cite journal |last = Sangani |first = Kris |date = 2008-10-11 |title = A game of leapfrog |journal = Engineering & Technology |volume = 3 |issue = 17 |pages = 8 |url = http://kn.theiet.org/magazine/issues/0817/game-o-leapfrog-0817.cfm |accessdate = 2008-10-31 |doi = 10.1049/et:20081720 |archive-url = https://web.archive.org/web/20090110085701/http://kn.theiet.org/magazine/issues/0817/game-o-leapfrog-0817.cfm |archive-date = 2009-01-10 |dead-url = yes |df = }}
4. ^{{cite news| url=https://www.theguardian.com/media/2011/aug/28/bbc-3d-vision-london-olympics | location=London | work=The Guardian | first=Mark | last=Sweney | title=BBC plans to use 3D and 'super hi-vision' for London Olympics | date=2011-08-28}}
External links - [https://web.archive.org/web/20121021093055/http://www.nhk.or.jp/digital/en/technical/pdf/IBC2007_08040907.pdf 22.2 Multichannel Sound System for Ultra High-Definition TV] article at the Wayback Machine
- [https://web.archive.org/web/20121021180729/http://www.nhk.or.jp/strl/publica/rd/rd126/PDF/P04-13.pdf 22.2 Standardization of Multichannel Sound System] Japanese article at the Wayback Machine
{{Video formats}}{{Sound-tech-stub}} 4 : Film sound production|Film and video technology|Surround sound|Ultra-high-definition television |