Patent ID: 7847865
Filing Date: 2010-12-07
Classification: H04N

Abstract:
1. A digital television broadcasting receiving apparatus being capable of receiving a digital television broadcasting signal containing a channel data signal corresponding to each channel and having a memory unit storing an operation program for controlling said digital television broadcasting receiving apparatus, said digital television broadcasting receiving apparatus comprising: a decoding unit for executing a process of decoding the channel data signal into video and audio signals; a decision unit for judging whether or not a channel change-over process occurs; a storage unit for storing, in a predetermined area of said memory unit, an update operation program for updating the operation program, the update operation program being contained in the digital television broadcasting signal to be transmitted; and a processing unit for, if said decision unit judges that the channel change-over process occurred, executing an update process for said memory unit to make the update operation program stored in the predetermined area of said memory unit be executable, the update processing being executed during a period from a time when the channel change-over process occurred to a time when said decoding unit starts a decoding process for the channel data signal newly selected by the channel change-over process.