International Journal of Microwave Science and Technology / 2013 / Article / Fig 3

Research Article

An Inductorless Cascaded Phase-Locked Loop with Pulse Injection Locking Technique in 90nm CMOS

Figure 3

Voltage and current waveforms at differential output nodes of a VCO; (a) integral subharmonic locking ( ), (b) half-integral subharmonic locking ( ).
584341.fig.003a
(a)
584341.fig.003b
(b)

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