Patent ID: 6167139
Filing Date: 2000-12-26
Classification: H04N,H04S

Abstract:
An apparatus for controlling sound for an audio/video appliance having a sound control section for controlling and outputting volume and tone of a sound signal, a sound output section for outputting the sound signal from the sound control section to a speaker, and a key input section for adjusting the volume and tone of the sound signal, the apparatus comprising:a memory for storing threshold values of the tone level corresponding to different levels of the volume, respectively;a controller, connected to the sound control section, the key input section and the memory, the controller being arranged to select the threshold value from the memory that corresponds to a volume level set using the key input section and control the display of symbols indicative of the volume and tone levels in accordance with the input of the key input section and the selected threshold value;an on-screen display (OSD) processor for processing an OSD signal corresponding to data to be displayed as the symbols inputted from the controller;an image output section for outputting the OSD signal from the OSD processor being superimposed on an image signal; anda display for displaying the OSD signal superimposed on the image signal.