22.2
Encyclopedia
22.2 or Hamasaki 22.2 is the surround sound
component of Ultra High Definition Television (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.
Surround sound
Surround sound encompasses a range of techniques such as for enriching the sound reproduction quality of an audio source with audio channels reproduced via additional, discrete speakers. Surround sound is characterized by a listener location or sweet spot where the audio effects work best, and...
component of Ultra High Definition Television (a new television standard with 16 times the pixel resolution of HDTV
High-definition television
High-definition television is video that has resolution substantially higher than that of traditional television systems . HDTV has one or two million pixels per frame, roughly five times that of SD...
). It has been developed by NHK
NHK
NHK is Japan's national public broadcasting organization. NHK, which has always identified itself to its audiences by the English pronunciation of its initials, is a publicly owned corporation funded by viewers' payments of a television license fee....
Science & Technical Research Laboratories. It uses 24 speakers (including two subwoofers) arranged in three layers.
Channels
| 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 |
Demonstrations
- Expo 2005Expo 2005Expo 2005 was the World's Fair held for 185 days between Friday, March 25 and Sunday, September 25, 2005, in Aichi Prefecture, Japan, east of the city of Nagoya. It was a Specialized International Exhibition under the scheme of the 1972 protocol of the Convention relating to International Exhibitions...
, Aichi, JapanJapanJapan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south... - NAB Show 2006, Las VegasLas Vegas metropolitan areaThe Las Vegas Valley is the heart of the Las Vegas-Paradise, NV MSA also known as the Las Vegas–Paradise–Henderson MSA which includes all of Clark County, Nevada, and is a metropolitan area in the southern part of the U.S. state of Nevada. The Valley is defined by the Las Vegas Valley landform, a ...
- IBCInternational Broadcasting ConventionThe International Broadcasting Convention, more commonly known by its acronym IBC, is an annual trade show for broadcasters, content creators/providers, equipment manufacturers, professional and technical associations, and other participants in the Broadcasting industry...
2006, AmsterdamAmsterdamAmsterdam is the largest city and the capital of the Netherlands. The current position of Amsterdam as capital city of the Kingdom of the Netherlands is governed by the constitution of August 24, 1815 and its successors. Amsterdam has a population of 783,364 within city limits, an urban population...
, NetherlandsNetherlandsThe Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders... - IBCInternational Broadcasting ConventionThe International Broadcasting Convention, more commonly known by its acronym IBC, is an annual trade show for broadcasters, content creators/providers, equipment manufacturers, professional and technical associations, and other participants in the Broadcasting industry...
2008, AmsterdamAmsterdamAmsterdam is the largest city and the capital of the Netherlands. The current position of Amsterdam as capital city of the Kingdom of the Netherlands is governed by the constitution of August 24, 1815 and its successors. Amsterdam has a population of 783,364 within city limits, an urban population...
, NetherlandsNetherlandsThe Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders... - NAB Show 2009, Las VegasLas Vegas metropolitan areaThe Las Vegas Valley is the heart of the Las Vegas-Paradise, NV MSA also known as the Las Vegas–Paradise–Henderson MSA which includes all of Clark County, Nevada, and is a metropolitan area in the southern part of the U.S. state of Nevada. The Valley is defined by the Las Vegas Valley landform, a ...
- IBCInternational Broadcasting ConventionThe International Broadcasting Convention, more commonly known by its acronym IBC, is an annual trade show for broadcasters, content creators/providers, equipment manufacturers, professional and technical associations, and other participants in the Broadcasting industry...
2010, AmsterdamAmsterdamAmsterdam is the largest city and the capital of the Netherlands. The current position of Amsterdam as capital city of the Kingdom of the Netherlands is governed by the constitution of August 24, 1815 and its successors. Amsterdam has a population of 783,364 within city limits, an urban population...
, NetherlandsNetherlandsThe Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders... - IBCInternational Broadcasting ConventionThe International Broadcasting Convention, more commonly known by its acronym IBC, is an annual trade show for broadcasters, content creators/providers, equipment manufacturers, professional and technical associations, and other participants in the Broadcasting industry...
2011, AmsterdamAmsterdamAmsterdam is the largest city and the capital of the Netherlands. The current position of Amsterdam as capital city of the Kingdom of the Netherlands is governed by the constitution of August 24, 1815 and its successors. Amsterdam has a population of 783,364 within city limits, an urban population...
, NetherlandsNetherlandsThe Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...
External links
- 22.2 Multichannel Sound System for Ultra High-Definition TV Kimio Hamasaki, Toshiyuki Nishiguchi, Reiko Okumura, Yasushige Nakayama and Akio Ando NHK Science & Technical Research Laboratories, Tokyo, 157-8510, Japan
- 22.2マルチチャンネル 音響方式の標準化動向 NHK STRL R&D No.126