Patent ID: 6381469
Filing Date: 2002-04-30
Classification: H03G,H04M,H04W

Abstract:
In a radio telephone hand-carriable by a user, the radio telephone having a radio receiver and a radio transmitter, the radio receiver for receiving a downlink signal transmitted thereto and having a decoder for decoding a representation of the downlink signal and for forming a decoded signal therefrom, a combination with the radio receiver of:an audio frequency equalizer coupled to the radio receiver of the radio telephone to form a portion thereof and housed together therewith, and to receive an electrical signal representative of the decoded signal formed by the decoder of the radio receiver, the electrical signal defined by a signal bandwidth, the signal bandwidth divisible into bandwidth-frequency regions, said audio frequency equalizer for selectively amplifying the electrical signal at selectable amplification levels, each bandwidth frequency region into which the signal is divided amplified at a separately-selectable amplification level; and a user interface coupled to said frequency equalizer and hand carriable together with the radio receiver of the radio telephone, said user interface selectably actuable by the user to cause said frequency equalizer to amplify each bandwidth frequency region at the separately-selectable amplification level, said user interface forming a portion of the radio telephone and housed together therewith and hand-carriable by the user together with the radio telephone.