Wave transmission lines and networks – Automatically controlled systems – With control of equalizer and/or delay network
Patent
1974-09-03
1976-07-06
Gensler, Paul L.
Wave transmission lines and networks
Automatically controlled systems
With control of equalizer and/or delay network
310 98, H03H 920, H03H 932
Patent
active
039684610
ABSTRACT:
A surface wave TV I.F. filter has a transducer with two passbands. Each is unsymmetrical with respect to itself and a mirror image of the other. A second transducer suppresses one of the passbands.
REFERENCES:
patent: 3723919 (1973-03-01), Adler
patent: 3803520 (1974-04-01), Bristol et al.
patent: 3835422 (1974-09-01), Hartemann
patent: 3855556 (1974-12-01), Hartmann
Mitchell Richard Frank
Parker David William
Rapson Bernard David
Gensler Paul L.
Steckler Henry I.
Trifari Frank R.
U.S. Philips Corporation
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