Receiving unit for two-way broadcasting including automatic display of operating state of a transmitting system

摘要

A television broadcast receiver capable of transmitting user input data to a predetermined destination associated with the broadcast side and having a remote commander with a two-way button for switching the mode of a television receiver between a mode responsive and a mode nonresponsive to a two-way broadcast program. Buttons provided on the commander are assigned both the function as channel selection buttons of a receiving unit, or the function of data input means for inputting data representing a reply to a two-way broadcast program.