Oscillators – Solid state active element oscillator – Significant distributed parameter resonator
Patent
1990-05-18
1991-08-27
Grimm, Siegfried H.
Oscillators
Solid state active element oscillator
Significant distributed parameter resonator
331177V, H03B 532
Patent
active
050436813
ABSTRACT:
A voltage controlled oscillator includes a resonant circuit formed of an impedance in series with a voltage variable capacitance. The impedance consists of a surface acoustic wave resonator in parallel with either an inductance coil or another acoustic wave resonator.
REFERENCES:
patent: 4011526 (1977-03-01), Kinsman
patent: 4193045 (1980-03-01), Houkawa et al.
patent: 4581592 (1986-04-01), Bennett
patent: 4924195 (1990-05-01), Gonda
Sone Takehiko
Tanemura Takeshi
Alps Electric Co. ,Ltd.
Grimm Siegfried H.
Kivlin B. Noel
Shoup Guy W.
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