Multi-tuner television receiving apparatus and method of...

Details Multi-tuner television receiving apparatus and method of... Multi-tuner television receiving apparatus and method of...

2006-10-03

2006-10-03

Srivastava, Vivek (Department: 2623)

Interactive video distribution systems

Access control or blocking

C348S731000, C348S528000

Reexamination Certificate

active

07117514

ABSTRACT:
A process and network able to restrict a video appliance equipped with either a single tuner or with multiple tuners, from receiving and subsequently displaying video image signals represented by an accompanying broadcast discretionary control data to include a high level of objectional content. A multi-tuner television receiving appliance may be constructed with at least two tuners receiving a program; a viewing restricting portion detecting a discretionary control data of the program received through one of the tuners and blocking AGC signals of the tuner receiving the program when the discretionary control data is greater than a discretionary threshold; a control portion blocking AFT signals of the other tuners when the viewing of the program received the receiving tuner is restricted.

REFERENCES:
patent: 3684823 (1972-08-01), McVoy
patent: 3885089 (1975-05-01), Callais et al.
patent: 4769838 (1988-09-01), Hasegawa
patent: 6188870 (2001-02-01), Glaab

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