Full service network
US5608447A · kind A · utility
193Cited by
55References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 1994 |
| Grant date | Mar 4, 1997 |
| Priority date | — |
| Expiry date | May 27, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/17318
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A digital switching network is described which accommodates a full range of broadband and narrowband digital technologies, including video, wideband data, narrowband data, video-on-demand and telephone channels in an integrated manner. Optical fiber connects information sources to the switching component of the network utilizing a standardized transport stream such as SONET OC-N. A broadband ATM switch, a digital cross-connect switch or other distribution mechanisms may be utilized to interconnect information sources and subscribers. A level 1 gateway is utilized to control access to all information resources on the network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.