搜索结果: 1-15 共查到“电子科学与技术 voltage”相关记录27条 . 查询时间(0.129 秒)
High-Input Impedance Voltage-Mode Multifunction Filter with Four Grounded Components and Only Two Plus-Type DDCCs
Voltage-Mode Multifunction Four Grounded Components Two Plus-Type DDCCs
2010/12/3
This paper introduces a novel voltage-mode multifunction biquadratic filter with single input and four outputs using two plus-type differential difference current conveyors (DDCCs) and four grounded p...
Voltage/Current-Mode Multifunction Filters Using Current-Feedback Amplifiers and Grounded Capacitors
Voltage/Current-Mode Multifunction Filters Current-Feedback Amplifiers Grounded Capacitors
2010/12/3
One configuration for realizing voltage-mode multifunction filters and another configuration for realizing current-mode multifunction filters each using two current-feedback amplifiers (CFAs) are pres...
Experimental studies of a scaled-down TSR-based SVC and TCR-based SVC prototype for voltage regulation and compensation
Flexible AC Transmission Systems (FACTS) Thyristor Switched Reactor-Based Static VAr Compensator Voltage Regulation
2010/10/12
In this paper, prototypes of two shunt flexible AC transmission system (FACTS) devices, a thyristor switched reactor (TSR)-based static VAr compensator (SVC) and a thyristor controlled reactor (TCR)-b...
Effect of transformer on stochastic estimation of voltage sag due to faults in the power system: a PSCAD/EMTDC simulation
Faults voltage sag type of transformer PSCAD/EMTDC uniform fault distribution number of sags
2010/10/12
Voltage sags in the electric power system are mostly due to faults in the power system. Voltage sag is characterized by its magnitude (the retained voltage), phase-angle jump, unbalance in the sag in ...
Electronically Tunable Dual-Input Integrator Employing a Single CDBA and a Multiplier: Voltage Controlled Quadrature Oscillator Design
Dual-Input Integrator a Single CDBA a Multiplier Quadrature Oscillator Design
2010/12/3
A new dual-input differential input active integrator using a current differencing buffered amplifier (CDBA) is proposed. A multiplier element is appropriately used in the circuit whose control voltag...
Extra-High-Voltage DC-DC Boost Converters Topology with Simple Control Strategy
Extra-High-Voltage DC-DC Boost Converters Topology Simple Control Strategy
2009/9/4
This paper presents the topology of operating DC-DC buck converter in boost mode for extra-high-voltage applications. Traditional DC-DC boost converters are used in high-voltage applications, but they...
Sigma-Delta Voltage to Frequency Converter With Phase Modulation Possibility
Sigma-Delta Voltage Frequency Converter Phase Modulation Possibility
2009/7/28
Voltage to frequency converter (VFC) is an oscillator whose frequency is linearly proportional to control voltage. There are two common VFC architectures: the current steering multivibrator and the ch...
A new CMOS Differential OTRA Design for the Low Voltage Power Supplies in the Sub-Micron Technologies
OTRA transimpedance amplifier low voltage power supply
2009/7/28
In this study, a new CMOS differential OTRA topology is proposed. This topology can operate with a very low voltage power supply as \pm 0.6V. In this design, CMOS 0.13 m m STMicroelectronics technolog...
Comment on “Voltage-Mode All-Pass Filters Including Minimum Component Count Circuits”
Voltage-Mode All-Pass Filters Minimum Component Count Circuits
2010/12/3
This comment is related to the recently published article “Active and Passive Electronic Components” by S. Maheshwari (2007), which presents single current differencing buffered amplifier (CDBA) and c...
Low Voltage Squarer Using Floating Gate MOSFETs
Analog signal processing floating gate MOSFETs low-voltage
2010/2/2
A new low-voltage floating gate MOSFET (FGMOS)
based squarer using square law characteristic of the FGMOS is
proposed in this paper. The major advantages of the squarer are simplicity,
rail-to-rail...
Artificial Voltage-Controlled Capacitance and Inductance using Voltage-Controlled Transconductance
voltage-controlled capacitance voltage-controlled inductance varactor diode variable transconductance
2010/2/2
In this paper, a technique is proposed to implement
an artificial voltage-controlled capacitance or inductance which can
replace the well-known varactor diode in many applications. The
technique is...
ABB to Upgrade Control and Valve Cooling System for High Voltage Direct Current Station
cooling systems
2007/2/2
30 Jan 2007，ABB announced that it has recently been selected by the Public Service Company of New Mexico to upgrade the control and the valve cooling systems of their existing ABB high voltage direct ...
Voltage-Mode All-Pass Filters Including Minimum Component Count Circuits
Voltage-Mode All-Pass Filters Minimum Component Count Circuits
2010/12/6
This paper presents two new first-order voltage-mode all-pass filters using a single-current differencing buffered amplifier and four passive components. Each circuit is compatible to a current-contro...
Voltage-Mode Universal Biquadratic Filter Using Two OTAs
Voltage-Mode Biquadratic Filter OTAs
2010/12/7
A four-inputs and two-outputs voltage-mode universal biquadratic filter using only two operational transconductance amplifiers (OTAs) and two capacitors is presented. The new circuits offer several ad...
Voltage-Controlled Small Signal Analysis of Real Space Transfer Transistor
Real space transfer (RST) Parameter extraction
2010/12/7
The research of determining the small signal equivalent circuit of the real space transfer (RST) transistor is investigated in this work. We propose a voltage-controlled mode model, called parameter e...