[53] Working document towards a preliminary draft revision of Recommendation ITU-R P.1409-1 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater then about 1 GHz

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English	Word	476824 octets	2020-08-03	[53]

Document :	UIT-R WP3M Contribution 53
Titre :	Working document towards a preliminary draft revision of Recommendation ITU-R P.1409-1 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater then about 1 GHz
Reçu le :	2020-07-31
Source :	Russian Federation
AI/Question :	Q233/3
Disponibilité :	Réservé aux utilisateurs TIES [UIT-R]