Patent ID: 7961258

Claim:
An image display apparatus equipped with a tuner, a memory and a speaker, and having a sound control function, wherein the apparatus comprises: a DeMux for demultiplexing a broadcast signal of a channel that is tuned through the tuner at user's request into image signal, voice signal, and program specific information; a sound data extractor for extracting sound data which is an object generating the voice signal and the sound level from the program specific information demultiplexed by the DeMux; an image signal processor for receiving the image signal demultiplexed by the DeMux and processing the image signal to be displayable, and processing all menu screens to be displayable in an OSD form; a controller for extracting from the program specific information a program genre information and sound level information of the program genre where the broadcast signal belongs, and varying the sound level of the voice signal according to the program genre; and a voice signal processor for varying the sound level of the voice signal demultiplexed by the DeMux, according to a control signal from the controller, and processing the voice signal to be outputable by the speaker.