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The Bell Atlantic Network Services, Inc. patent solves the following problem:
Distribution of full motion video data developed from the early television broadcasting to meet viewer demand. First distribution of video with point-to-point wiring between a camera and a video monitor. This was followed by scheduled television broadcasting programming over the public air waves. In 1960, Community Antenna Television (CATV) is chartered to provide on-air television signals to viewers in broadcast reception fringe areas. Later, under FCC regulations, the CATV industry needed to provide local access and original programming in addition to the air-to-distribute broadcast signals.
Our analysis of this patent is as follows:
Bell Atlantic Network Services, Inc.’s patent US 5621728 A deals with Level 1 gateway controlling broadband communications for video dial tone networks.
With advanced digital network to provide selective point-to-point communication between subscribers and broadband terminal server equipment operated by a plurality of independent information service providers, defeated by the network is controlled by equipment , purpose recognized as a Level 1 Gateway. An enhanced video dial tone network in addition to providing an array of broadcast services from multiple providers, the Level 1 Gateway also provides height control at least some of the broadcast service. The Level 1 Gateway to do a variety of functions including communication management port to send information between the subscribers and servers, exempting information processing and management sessions. The Level 1 Gateway menu providers and broadcast services, even as a function of the providers and services available through a particular part of the network or in a personal manner specified individuals subscribers. The Level 1 Gateway also provide a PIN number to functionality, eg to allow parents to limit the providers and broadcast services that their children can access. The Level 1 Gateway is himself an interactive device that subscribers can input information and receive display information from the Gateway to define or change their own video dial tone service through the network.
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