Device for and method of updating functions in a digital broadcasting signal receiver

摘要

A device and a method of updating a function in a digital broadcasting signal receiver. The device includes a storage section storing data for executing various functions provided to a digital broadcasting receiving section; a program specific information/service information (PSI/SI) extraction section extracting PSI/SI from a received digital broadcasting signal; and a function realization section identifying a supported function from the digital broadcasting signal according to the PSI/SI and searching the data for executing the identified function from the storage section so that the identified function can be executed in the digital broadcasting receiving section.