FIELD: multichannel digital television systems including aspects related to navigation over channels.
SUBSTANCE: proposed television system is characterized in that rights of access to certain program or channel are accepted and analyzed by decoder that takes decision on whether user can be given full sound or visual access to this program or channel when they are displayed in certain window of mosaic structure.
EFFECT: enhanced reliability of protection against unwanted access to program or channel.
80 cl, 15 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
RU2267151C2 |
| NAVIGATION | 2000 |
|
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| METHOD AND DEVICE FOR DISPLAYING ELECTRIC PROGRAM MENU | 1997 |
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| SYSTEM AND METHOD FOR SUPPORT OF APPLICATIONS THAT ARE MINIMISED WITH EXPANDED SET OF FUNCTIONS | 2003 |
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RU2336553C2 |
