Telecommunications – Receiver or analog modulated signal frequency converter – Frequency conversion between signal source and receiver
Patent
1984-05-29
1986-02-04
Ng, Jin F.
Telecommunications
Receiver or analog modulated signal frequency converter
Frequency conversion between signal source and receiver
455189, 455301, 455315, H04B 126
Patent
active
045690847
ABSTRACT:
A CATV converter of a dual frequency conversion type is constructed in a chassis divided into compartments for accommodating respective stages between the input and output terminals. The primary and secondary local oscillators are disposed apart with other compartments interposed therebetween thereby to enhance the input to output isolation.
REFERENCES:
patent: 3643168 (1972-02-01), Manicki
patent: 4214212 (1980-07-01), Dipietromaria
patent: 4352209 (1982-09-01), Ma
patent: 4353132 (1982-10-01), Saitoh et al.
patent: 4494095 (1985-01-01), Noji et al.
Fasse W. G.
Kane, Jr. D. H.
NEC Kansai, Ltd.
Ng Jin F.
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