Active inductive simulator and impedance multiplier

A tunable inductor simulator and impedance multiplier circuit, comprising:

• only one second-generation voltage-mode conveyor (VCII+), only one operational transconductance amplifier (OTA) and only two passive elements selected from the group consisting of a first impedance Z1 and a second impedance Z2;
• wherein the one second generation voltage-mode conveyor circuit (VCII+) is configured with a positive VCII+ input terminal Y, a first output terminal Z, and a second output terminal X, wherein the VCII+ has a current gain β;
• and a voltage gain α;
• a voltage source Vs, configured to generate an output current at a frequency s;
• wherein the first impedance Z1 is connected between the voltage source and the positive VCII+ input terminal Y, wherein an internal circuit of the first impedance Z1, comprises a resistor R1, in parallel with a capacitor C1;
• wherein the second impedance Z2 is connected between the second output terminal X, and a ground terminal, wherein an internal circuit of the second impedance Z2 comprises a resistor R2 in parallel with a capacitor C2;
• and
• wherein the operational transconductance amplifier OTA is configured to have a transconductance gain gm, wherein the OTA includes a positive OTA input terminal, a negative OTA input terminal, an OTA output terminal, and a current bias IB input terminal, wherein:
• the positive OTA input terminal is connected to one of the first output terminal Z and the ground terminal;
• the negative OTA input terminal is connected to one of the first output terminal Z and the ground terminal;
• and
• the OTA output terminal is connected to the first impedance Z1, wherein the active inductor simulator and impedance multiplier circuit is configured to be tunable by a selection of a value for R1, a value for C1, a value for R2 and a value for C2.