H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
Dispositif de filtrage auto-adaptatif en direction et polarisation d'ondes radio-electriques recues sur un reseau d'antennes couplees a un recepteur
Antenne boucle large bande à alimentation dissymétrique, notamment antenne pour émission, et antenne réseau formée d'une pluralité de telles antennes