Patent ID: 7692725

Claim:
A television receiver for receiving television broadcasts, each delivering the same television program compressed into images of at least two different resolutions, the television receiver comprising: first signal processing means for receiving a first television broadcast channel among plural television broadcast channels in response to a channel selector signal, and for expanding an image of a higher resolution among the images of different resolutions delivered by the received first television broadcast channel and outputting the expanded image of a higher resolution; second signal processing means for receiving a second television broadcast channel among the plural television broadcast channels in response to a channel selector signal, and for expanding an image of a lower resolution among the images of different resolutions delivered by the received second television broadcast channel and outputting the expanded image of a lower resolution; display control means for displaying the image output from the first signal processing means on a first area of a display, and for displaying the image output from the second signal processing means on a second area of the display; and channel-switch instructing means, responsive to an entered channel switch instruction to switch the television broadcast channel whose image is displayed on the first area of the display to the second television broadcast channel, for instructing the display control means to display the image of the television program being delivered by the received second television broadcast channel output from the second signal processing means on the first area of the display until the first signal processing means which has received the second television broadcast channel in response to the channel switch instruction outputs an image of the television program being delivered by the received second television broadcast channel.