All Topics  
WINDS

 

 
   Email Print
   Bookmark   Link
 

 

WINDS
 
 
  Topics WINDS Topic Home

WINDS (Wideband InterNetworking engineering test and Demonstration Satellite, also known as Kizuna), is a Japan
Japan

Japan is an island country in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, People's Republic of 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....
ese communication satellite. Launch was originally scheduled for 2007. The launch date was eventually set for 15 February 2008, however a problem detected in a second stage manoeuvring thruster delayed it to 23 February. Lift-off occurred at 08:55 GMT on 23 February, and the satellite separated from the carrier rocket, into a Geosynchronous transfer orbit at 09:23, launched by an H-IIA
H-IIA

The H-IIA is a family of liquid-fuelled rockets providing an expendable launch system for the purpose of launching satellites into geostationary orbit....
 carrier rocket from the Tanegashima Space Center
Tanegashima Space Center

The is one of Japan space development facilities. It is located on Tanegashima, an island located 115 km south of Kyushu. It was established in 1969 when the National Space Development Agency of Japan was formed....
.






Discussion
Ask a question about 'WINDS'
Start a new discussion about 'WINDS'
Answer questions from other users
Full Discussion Forum



Encyclopedia


WINDS (Wideband InterNetworking engineering test and Demonstration Satellite, also known as Kizuna), is a Japan
Japan

Japan is an island country in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, People's Republic of 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....
ese communication satellite. Launch was originally scheduled for 2007. The launch date was eventually set for 15 February 2008, however a problem detected in a second stage manoeuvring thruster delayed it to 23 February. Lift-off occurred at 08:55 GMT on 23 February, and the satellite separated from the carrier rocket, into a Geosynchronous transfer orbit at 09:23, launched by an H-IIA
H-IIA

The H-IIA is a family of liquid-fuelled rockets providing an expendable launch system for the purpose of launching satellites into geostationary orbit....
 carrier rocket from the Tanegashima Space Center
Tanegashima Space Center

The is one of Japan space development facilities. It is located on Tanegashima, an island located 115 km south of Kyushu. It was established in 1969 when the National Space Development Agency of Japan was formed....
. It will be used to relay the internet
Internet

The Internet is a global network of interconnected computers, enabling users to share information along multiple channels. Typically, a computer that connects to the Internet can access information from a vast array of available server and other computers by moving information from them to the computer's local memory....
 to Japanese homes and businesses, through Ka-Band signals. It will also develop technologies to be utilised by future Japanese communication spacecraft. It is part of Japan's i-Space program, and is to be operated by JAXA and NICT.

JAXA claim that WINDS will be able to provide 155 Mbit
Megabit

A megabit is a unit of Computer data storage, abbreviated Mbit .1 megabit = 106 = 1,000,000 bits which is equal to 125,000 bytes....
/s download speed to home users with 45-centimetre
Centimetre

A centimetre is a Units of measurement of length in the metric system, equal to one hundredth of a metre, which is the current International System of Units SI base unit of length....
 diameter satellite dishes, whilst providing industrial users, via 5-metre
Metre

The metre or meter is a Unit of measurement of length. It is the SI base unit of length in the metric system and in the International System of Units , used around the world for general and scientific purposes....
 diameter dishes, with 1.2 Gbit
Gigabit

Gigabit is a unit of Computer data storage, with the symbol Gbit .1 gigabit = 109 = 1,000,000,000 bits The gigabit is closely related to the gibibit, which is unambiguously equal to 230 bits = 1,073,741,824 bits....
/s speeds.

WINDS has a launch mass of 4,850 kg, reducing to around 2,750 kg when in orbit. The spacecraft is 8 m x 3 m x 2 m in size, and its solar panels have a span of 21.5 metres. It has three-axis stabilisation, and a design life expectancy of five years.

See also

  • H-IIA
    H-IIA

    The H-IIA is a family of liquid-fuelled rockets providing an expendable launch system for the purpose of launching satellites into geostationary orbit....
  • JAXA


External links