Patent ID: 7281259
Filing Date: 2007-10-09
Classification: H04H,H04N

Abstract:
1. A channel selection device used in a digital/analog broadcasting receiver comprising: a receiver for receiving an encoded digital/analog broadcasting signal originated from a broadcasting station, a digital/analog decoder for decoding the digital/analog broadcasting signal received from the receiver and then outputting the signal to a display device for displaying an image, a memory for storing channel information contained in the broadcasting signal decoded by the digital decoder, a control unit for controlling the sections of the receiver, and an input device for inputting a user's instruction for channel selection to the control unit, wherein the device receives a digital broadcast and an analog broadcast which are originated through different channels, the digital broadcast has, in one main channel, one or a plurality of sub-channels for originating contents therethrough, the sub-channels are assigned virtual channels headed by the same channel number as the main channel in the analog broadcast and the control unit controls the device such that the receiver receives the broadcasting signal of a selected channel upon reception of the channel selection instruction from the input device, and the digital decoder decodes the received broadcasting signal, in order to obtain the channel information contained in the decoded broadcasting signal and then store the channel information in the memory, and wherein the input device includes an UP/DOWN key solely dedicated for instructing the control unit to select a sub-channel adjacent in upward/downward direction in the same main channel, and another UP/DOWN key for instructing the control unit to select a main channel in an upward/downward direction, wherein the control unit