End-user interface for inputting end-user data, e.g. PIN [Personal Identification Number] or preference data

Full Title

Selective content distribution, e.g. interactive television or video on demand [VOD] > Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB [set-top-box]; Operations thereof > End-user applications > End-user interface for inputting end-user data, e.g. PIN [Personal Identification Number] or preference data

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC COMMUNICATION TECHNIQUE

Subclass:

PICTORIAL COMMUNICATION, e.g. TELEVISION