Voltage controlled oscillator having a ring oscillator circuit

Details Voltage controlled oscillator having a ring oscillator circuit Voltage controlled oscillator having a ring oscillator circuit

1997-12-24

1999-10-05

Mis, David

Oscillators

Ring oscillators

331 74, 331177R, H03B 524

Patent

active

059631023

ABSTRACT:
A voltage controlled oscillator (VCO) includes a ring oscillator controlled by an input voltage and having a ring structure, the ring oscillator including a plurality of CMOS inverter amplifiers each having an input and an output, the output of a CMOS inverter amplifier being connected to the input of a next CMOS inverter amplifier, and an inverter for inverting an output value of the ring oscillator.

REFERENCES:
patent: 5485126 (1996-01-01), Gersbach et al.
patent: 5491441 (1996-02-01), Goetschel et al.
patent: 5512861 (1996-04-01), Sharma
patent: 5559473 (1996-09-01), Anderson et al.
patent: 5594391 (1997-01-01), Yoshizawa
Chauhan, A.S. et al; "Pulse Generation Employing Saturation-Controlled Transistor Inverters"; Int. J. Electronics, 1982, vol. 53, No. 3.; Sep. 1982, pp. 223-232.

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