搜索结果: 1-15 共查到“电子科学与技术 technique”相关记录16条 . 查询时间(0.031 秒)
New blue light technique could enable advances in understanding nanoscale technologies（图）
蓝光技术 纳米级技术 半导体 电子产品
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2023/6/26
A team of Brown University researchers created a solution to a nanoscale resolution challenge that has for decades limited the study of materials that could lead to more energy efficient semiconductor...
UCLA and USC scientists devise breakthrough technique for mapping temperature in tiny electronic devices
UCLA and USC scientists mapping temperature tiny electronic devices
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2015/3/4
Overheating is a major problem for the microprocessors that run our smartphones and computers. But a team of UCLA and USC scientists have made a breakthrough that should enable engineers to design mic...
Determining wave propagation characteristics of MV XLPE power cable using time domain reflectometry technique
Cross-linked polyethylene distribution power cables time domain reflectometry propagation constant attenuation constant phase constant propagation velocity
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2011/3/22
In this paper, the wave propagation characteristics of single-phase medium voltage (MV) cross-linked polyethylene (XLPE) power cable are determined using time domain reflectometry (TDR) measurement te...
Radiowave propagation studies in tunnels using ADI-PE technique
Applied sciences Alternating direction implicit Radiowave propagation Tunnels
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2014/11/7
Due to the growth of mobile communication systems, there is an increasing demand for numerical techniques capable of predicting signal strength in subway, railway and underground road tunnels. In this...
VLSI-cell placement technique for Architecture of Field Programmable Gate Array (FPGA) design
Field Programmable Gate Array (FPGA) Space Vector Pulse Width Modulation (SVPWM) Configurable Logic Blocks (CLBs)
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2010/1/11
The Field Programmable Gate Array (FPGA) is an on field programmable device which can be designed for different applications. Various types of software are available for its synthesis. The cell placem...
Acoustic Noise Reduction in Single Phase SRM Drives by Random Switching Technique
Single phase switched reluctance motor (SRM) harmonic spread factor (HSF) random switching technique
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2010/2/2
It is known that if harmonic spectra are decreased, then
acoustic noise also decreased. Hence, this paper deals with a new
random switching strategy using DSP TMS320F2812 to decrease the
harmonics ...
Using Nanotubes in Computer Chips--A new technique for growing carbon nanotubes should be easier to integrate with existing semiconductor manufacturing processes
nanotubes computer chips existing semiconductor
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2009/9/15
Researchers in the lab of MIT materials science professor Carl V. Thompson grew dense forests of crystalline carbon nanotubes on a metal surface at temperatures close to those characteristic of compu...
Diagnose of Air Quality by Laser Sensing Technique
Air quality LIF Radicals OH reactivity
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2009/6/1
To know the air quality of the urban atmosphere, precise measurement of key species is essentially important such as NOx and VOCs because they are very reactive and some of them are toxic. NOx indicat...
Cutting Technique for Civil Engineering Using a High-Power Laser
High average power laser Cutting technique Concrete cutting
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2009/6/1
The cutting performance of concrete using a laser-based hybrid technique was investigated. Experimental conditions included 7 kW laser power, 10 mm laser beam diameter, and 1.25-50 mm/s scanning speed...
Applying Closing Phase-Angle Control Technique in Bounce Reduction of AC Permanent Magnet Contactor
Phase-Angle Control Technique Bounce Reduction AC Permanent Magnet Contactor
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2010/12/3
A new low-cost electronic control circuit actuator is proposed for minimizing the bouncing times of an AC permanent magnet (PM) contactor after two contacts closing. The proposed new actuator overcome...
Chua’s Circuit Regulation Using a Nonlinear Adaptive Feedback Technique
Chaos Adaptive control Nonlinear control Chua's circuit
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2010/2/2
Chua’s circuit is one of the most important electronic
devices that are used for Chaos and Bifurcation studies. A central role
of secure communication is devoted to it. Since the adaptive control
i...
THE DISTRIBUTION OF THE ELECTRICFIELD AND OF THE CURRENT DENSITY IN CASE OF ELECTROCORROSION COUNTERMEASURES USING THE SACRIFICE ANODES TECHNIQUE
electrocorrosion sacrifice anodes technique
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2010/1/12
An electric field oriented from sea water towards the ship, can develop an extraction work. The corrosion process was thus diminished, by a change in the ship’s hull mass, due to a continuous tore of ...
CMOS Wideband Amplifier with an Active Shunt Peaking Technique
CMOS Wideband Amplifier Shunt Peaking Technique
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2010/7/15
Using an active shunt peaking technique to increase the bandwidth of the normal differential amplifier has been proposed. Based on this approach, the bandwidth of the CMOS differential amplifier could...
A Simple Binary Run-Length Compression Technique for Non-Binary Sources Based on Source Mapping
A Simple Binary Run-Length Compression Technique Non-Binary Sources Source Mapping
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2010/12/8
In this paper, we propose a very simple and efficient binary run-length compression technique for non-binary sources. The technique is based on mapping the non-binary information source into an equiva...
Fabrication of Schottky-Barrier Diodes Using a Thick Film Technique
Schottky-Barrier Diodes a Thick Film Technique
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2010/12/23
Schottky-barrier diodes have been fabricated using a thick-film technique. A change in V–I characteristic with firing temperature has been observed. This technique is compatible with hybrid circuit te...