Method and apparatus for controlling access in a video distribut

Details Method and apparatus for controlling access in a video distribut Method and apparatus for controlling access in a video distribut

1997-08-01

1999-09-14

Faile, Andrew I.

Television

Two-way video and voice communication

User positioning

348 7, 709217, H04N 714

Patent

active

059530510

ABSTRACT:
A method and apparatus are provided for use in a video transmission network having a number of sites, identified in a database associated with the network, from which video information can be transmitted or to which video information can be sent for controlling access of selected sites in the network to other sites in the network by associating selected sites with each other by grouping the sites into a site group in accordance with preselected criteria; identifying the associated sites by identification information stored in the database for the sites; associating a subscriber with a selected site group in accordance with preselected criteria; and granting access to each subscriber to all sites within the selected site group with which it is associated.

REFERENCES:
patent: 4710917 (1987-12-01), Tompkins et al.
patent: 5343240 (1994-08-01), Yu
patent: 5491797 (1996-02-01), Thompson et al.
patent: 5631904 (1997-05-01), Fitser et al.
patent: 5784561 (1998-07-01), Bruno et al.

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