Telecommunications – Receiver or analog modulated signal frequency converter – With particular receiver circuit
Patent
1992-03-30
1994-05-17
Eisenzopf, Reinhard J.
Telecommunications
Receiver or analog modulated signal frequency converter
With particular receiver circuit
455327, 333204, H04B 116
Patent
active
053136624
ABSTRACT:
A bandpass filter, having an input port and an output port, comprises a first microstrip split-ring resonator coupled to input port, and a second microstrip split-ring resonator coupled to the first microstrip split-ring resonator, and coupled to the output port. A lumped or distributed capacitance is disposed between the first microstrip split-ring resonator and the second microstrip split-ring resonator.
REFERENCES:
patent: 4470096 (1984-09-01), Guertin
patent: 4513263 (1985-04-01), Minnis
patent: 4763340 (1988-08-01), Yoneda et al.
patent: 4876744 (1989-10-01), Endo et al.
patent: 4949398 (1990-08-01), Maas
patent: 5124675 (1992-06-01), Komazaki et al.
Mirdn, "A Hybrid UHF Narrow-Band Filter Design" IEEE Transactions on Circuits & Systems pp. 353-357 vol. 38, No. 2, Apr. 1, 1991.
Avanic Branko
Ooi Leng H.
Yeh Peter J.
Babayi Robert S.
Buchenhorner Michael J.
Eisenzopf Reinhard J.
Ghomeshi M. Mansour
Motorola Inc.
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