Patent ID: 6359632
Filing Date: 2002-03-19
Classification: H04H

Abstract:
Audio processing apparatus comprising:(i) an audio processor operable to apply audio processing operations to two or more input audio channels; (ii) user-operable adjustment controls for adjusting processing parameters associated with said audio processing operations; (iii) a display screen for displaying icons representing audio processing operations for each of said input audio channels, the display colour of at least a part of an icon being defined by a logical colour index; (iv) a data array mapping a set of logical colour indices to colours for display on said display screen; and (v) a detector for detecting user operation of said adjustment controls associated with an input audio channel and, in response to such a detection, for changing said display colour of at least the part of said icon associated with that channel by changing said display colour defined in said data array for the corresponding logical colour index; whereby said detector is operable to detect the proximity of a user's hand to at least one of said adjustment controls when said user's hand is not touching said adjustment control.