CPC Subgroup
H04B 1/3822 specially adapted for use in vehicles (H04B1/3827 takes precedence)
Full Title
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 > 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 > specially adapted for use in vehicles (H04B1/3827 takes precedence)