Telecommunications – Interference signal transmission
Patent
1989-04-21
1991-01-01
Strecker, Gerard R.
Telecommunications
Interference signal transmission
455 5, 455 67, 358 86, H04H 100
Patent
active
049824406
ABSTRACT:
A two-way CATV network which in the preferred embodiment uses gating upstream narrowband filters in the distribution lines and/or trunks to substantially reduce upstream noise gathering. The filters sense the upstream signal energy and open in the event the energy exceeds a predetermined threshold.
REFERENCES:
patent: 3750022 (1973-07-01), Curry et al.
patent: 3924187 (1975-12-01), Dormans
patent: 4494138 (1985-01-01), Shimp
Dufresne Michel
Methot Francois
Sammoun Samir
Tessier Alain
Charouel Lisa
Strecker Gerard R.
Videotron LTEE
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