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 (7680×4320) of HDTV (1920x1080)). It has been developed by NHK Science & Technical Research Laboratories. It uses 24 speakers (including two subwoofers) arranged in three layers.
Channels
The channel numbers and labels are: 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 NAB Show 2009, Las Vegas, US IBC 2010, Amsterdam, Netherlands IBC 2011, Amsterdam, Netherlands 2012 Summer Olympics, Bradford/Glasgow/London, UK
Reviews Ultra HD draws crowds, interest at NAB2006 at Broadcast Engineering Magazine, May 2, 2006
See also
Ultra-high-definition television Surround sound NHK BS8K
References
External links 22.2 Multichannel Sound System for Ultra High-Definition TV article at the Wayback Machine 22.2 Standardization of Multichannel Sound System Japanese article at the Wayback Machine