US Patent 7248839 Arrangement for operating various terminal devices

In a first embodiment, the invention relates to an arrangement for operating a plurality of terminal devices (6) on a common antenna (4) with a coupling network (2) comprising a first separator (8) associated with the antenna (4) and a second separator (10) associated with the respective terminal (6). In a second embodiment, the invention relates to an arrangement for operating a plurality of terminal devices (6) on a common transmitting antenna (4″) and on a common receiving antenna (4) which is separate from the common transmitting antenna (4″) with a coupling network (2) comprising a separator (10) which is associated with the respective terminal.