4A Little on Associated Hardware
4.1. Voltage-controlled oscillator
We present, herafter, a synoptic of a voltage-controlled oscillator, kernel of the so-called phase-locked loop, with its associate noise phase.
Figure 4.1. Voltage-controlled oscillator
Figure 4.2. Power: harmonic rejection
Figure 4.3. Pushing/pulling of a VCO
Figure 4.4. Phase noise
Figure 4.5. Phase noise caused by parasite signals. We note that LO stands for local oscillator
Figure 4.6. Block schema of a phase-locked loop
Figure 4.7. Diagram circuit of a VCO
Figure 4.8. Adaptation at output
Figure 4.9. Adaptation and layout of an antenna
Figure 4.10. Important parameters of a VCO
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