The name of a broadcasting station, transmitting broadcast signals being received by a user, is to be informed extremely readily to the user. A radio receiver (2) transmits frequency data corresponding to the frequency of FM broadcast signals being received, and territory data corresponding to the territory...http://www.google.com.au/patents/US7440726?utm_source=gb-gplus-sharePatent US7440726 - Information providing method for transmitting broadcast signals being received by a user
