Active and Passive Electronic Components / 2017 / Article / Tab 2

Research Article

All-Pass Filter Based Linear Voltage Controlled Quadrature Oscillator

Table 2

Comparative description of recent QO designs.

Ref.Device usedElectronic tunabilityLinear tuning law reported (Hz)Tuning byTHD (%)

[5]DO-CCIINoNo2.33 M1.17~2.82
[10]VDIBAYesNo8.5 M2.25
[12]CFANoNo909 K
[14]CFANoNo398 K1.42
[23]OTAYesYes64 K
[24]VOANoNo160 K
[25]CFOANoNo159 K3.16
[26]CDTAYesNo1.73 M3.0
[27]CCCDBAYesNo419 K2~1.2
[28]CCCCTAYesNo1.1 M1~2.9
[29]OTAYesNo1.59 M1~2.2
ProposedCFA-MMCCYesYes~10.2 M0.9 ~2.8

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