CONTROL DEVICE FOR SHIELDING A ROOM

摘要

A control device (100) is provided that shields a room from incoming sign als. For this purpose it comprises a receiving device (104), an interference device (105) and a transmitting device (106). By the receiving device (100) transmission signals are received, from which an interference signal is det ermined in order to interfere with the transmission signal. This interferenc e signal is emitted by way of the transmitting device (106).