22.2 surround sound

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: 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