Patent ID: 7865170

Claim:
An RF radio having a radio band configured to receive warning alert data, said radio comprising: a radio receiver for receiving broadcast radio wave signals; a single tuner adjustable for selecting radio wave signal channels within a first radio band and radio wave signal channels within a second radio band, wherein the second radio band comprises a plurality of channels adapted to provide warning alert data; and a controller for controlling the tuner to select a radio wave signal channel within the first radio band, wherein the controller controls the tuner to periodically switch to a frequency within the second radio band to generate an IF signal comprising warning alert data from the plurality of channels to simultaneously monitor the plurality of channels while the tuner is controlled to the frequency in the second radio band and determine presence of warning alert data on one or more of the plurality of channels in the second radio band, and wherein the controller initiates receipt of the warning alert data when the warning alert data is determined to be present.