The Liaison 22 is a standard of connection of NATO for the transmission and the reception tactical wireless telegraphies of information between military units.
HistoryThe development of the Connection 22 began in 1992 within the program NATO Improved Link 11 (NILE) (Connection 11 improved of l´OTAN) with for objective replacing Connection 11 and laying out of an optimal interworking with the Liaison 16. The participating nations of l´OTAN to this program are the Canada, the France, the Germany, the Italy, the Spain, the the United Kingdom and the E. - U..
Operating processThe Connection 22 transmits tactical data in fixed Datagramme S of 72 Bit S, this format being compatible with the Liaison 16. Like connection 16, the channels of communication are divided between the units by the use of the protocol AMRT. One of the specifications of NATO for the Connection 22 is STANAG 5522 (NATO Standardization Agreement).
The Connection 22 can implement up to 8 simultaneous networks radio S within a super network, each network employing a modulation radio HF or UHF of its choice within a broad range of modulations available. A military unit can take part up to 4 of these network simultaneously. The connections UHF are intended for the communications of optical range only and the connections HF with the communications of long range (up to 300 thousand nautical).
- French Demonstrator of capacity Connection 22 @ Ministère of Defense - France
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