Wave transmission lines and networks – Coupling networks – Equalizers
Patent
1980-12-08
1982-08-17
Gensler, Paul L.
Wave transmission lines and networks
Coupling networks
Equalizers
330294, H03H 703
Patent
active
043452221
ABSTRACT:
Stray reactance compensation is provided in a split phase delay equalizer by inserting an auxiliary compensating small reactance in the substantially real arm circuit branch which provides a third order response equal and opposite to the deviation from second to third order in the amplitude response curve caused by stray reactance deviated phase reversal from the ideal.
REFERENCES:
patent: 3517223 (1970-06-01), Gaunt, Jr.
patent: 3868604 (1975-02-01), Tongue
A. H. Naegeli, "IF Filters for the 8901A Modulation Analyzer", Hewlett Packard Journal, Nov. 1979, p. 10.
H. Shiki et al., "IF Variable Equalizers for FM Microwave Radio Links" IEEE Transactions on Communications, vol. COM-22,7, Jul. 1974, pp. 941-950.
V. Cunningham, "Design Single Section Delay Equalizers", Electronic Design 19, Sep. 13, 1976, pp. 82-87.
S. Rosenfield et al., "Group Delay Equalization in Communications Systems", Comstron Application Data Bulletin 175, pp. 1-9.
Arthur B. Williams, "Unconventional Active Filters", Active Filter Design, 1975, pp. 93, 95, 97, 99, 100.
Gensler Paul L.
Greenberg Howard R.
Hamann H. Fredrick
Lutz Bruce C.
Rockwell International Corporation
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