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In this paper, an application of CCCII for a building block of a current-mode analog multiplier/divider is proposed. The proposed schematic is realized by employing only CCCIIs as active circuit elements and no requiring any external passive circuit elements. With a proper selection of the applied input currents, the proposed schematic can perform the functions as a four-quadrant current multiplication,...
A new technique has been developed for frequency to voltage converter. This technique, based on a very simple operating principle, comprises a differentiator, two RMS-DC converters, and a divider. The proposed converter provides an accurate output and a linear transfer characteristic. Moreover, its output response has input-amplitude independent characteristic. The performance of this converter is...
This paper presents an analog multiplier based on non-inverting (positive type) second generation current conveyor (CCII+). The proposed circuit can perform as a four-quadrant multiplier. The circuit employs only two positive type second generation current conveyors and two n-channel JFET transistors. The circuit does not require any external passive circuit elements. Simulation results are included...
This paper presents a current-mode analog multiplier/divider based on current conveyors. The proposed circuit employs only two second-generation current conveyors with controlled current gains (KCCIIs). The circuit is active only; it does not require any external passive element. Then, it is suitable for implementation as integrated circuit. The proposed circuit can perform as either a four-quadrant...
This paper presents a CMOS transconductor linearization by connecting square-rooter to a source couple pair circuit. A novel square-rooting circuit is proposed for low voltage operation. The proposed transconductance circuit is compact and consumes lower quiescent power, compared with the existing transconductors using the same realization technique. The circuit performances verification by PSPICE...
A noninteracting electronically tunable universal filter is proposed in this paper. The proposed circuit can simultaneously realize highpass, lowpass and bandpass transfer functions without changing the circuit topology. Also, the circuit is implemented by using four CCCIIs with controlled current gain and two grounded capacitors which is suitable for IC implementation. Moreover, the proposed circuit...
A low voltage four-quadrant analog multiplier circuit is presented. Based on triode region operation of MOSFET, the multiplier circuit can be simply realized by connecting a pair of PMOS with three flipped voltage follower circuits. As a result, the proposed circuit is compact and can be operated under low voltage supply. Circuit simulation using SPICE with 0.35 micron CMOS model parameter shows that...
This paper presents the development of an intelligent genetic algorithm (GA) technique for training of a generalized regression neural network (GRNN) controller to achieve a compact network and to decrease battery charging time on a cost-effective RISC microcontroller. The suitable input-output data were selected from GA mechanism to establish GRNN. The computational complexity of GRNN can be reduced...
This paper presents the development of a maximum power point tracking algorithm using an artificial neural network for a solar power system. By applying a three layers neural network and some simple activation functions, the maximum power point of a solar array can be efficiently tracked. The tracking algorithm integrated with a solar-powered battery charging system has been successfully implemented...
A novel current mode first order all-pass filter with electronically tunable feature based on second generation current controlled conveyor (CCCII) is presented. The configuration of the proposed circuit is simple and very attractive for monolithic circuits owing to using only one grounded capacitor and two CCCIIs. Phase shift characteristic of the current mode all-pass filter can be controlled by...
This paper proposes a novel current mode high Q bandpass filter with electronically tunable features based on second generation current controlled conveyor (CCCII). The configuration of the proposed circuit is simple and very attractive for monolithic circuits owing to using a few grounded passive components. The center frequency and pole-Q can be independently adjusted via DC bias currents of CCCIIs...
This paper presents the development of a maximum power point tracking algorithm using an artificial neural network for a solar power system. By applying a three layers neural network and some simple activation functions, the maximum power point of a solar array can be efficiently tracked. The tracking algorithm integrated with a solar-powered battery charging system has been successfully implemented...
A frequency/voltage convertor with theoretically zero output ripple is presented. It has a simpler structure and four times faster response than an earlier system. Moreover, it may easily be modified to a switched-capacitor version, if so desired.<<ETX>>
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