| 摘要 |
A digital broadcast receiver has a storage device and a processing device. The storage device is configured to store a questionnaire received from at least one service provider of a digital broadcast system, and answers to the questionnaire. The questionnaire comprises a data structure common to at least two service providers. The processing device is configured to manipulate the questionnaire and answers. The questionnaire pertains to viewer preferences, demographics, and interests (PDI) information. |
