H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/24
H04N 7/14 (2006.01) H04N 7/10 (2006.01) H04N 7/173 (2006.01)
Patent
CA 1327238
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.
564762
Dufresne Michel
Methot Francois
Sammoun Samir
Tessier Alain
Shapiro Cohen
Videotron Ltee
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