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Vector Network Analyzer

Low-cost Vector Network Analyzer for Biomedical Applications

Low-cost Vector Network Analyzer for Biomedical Applications

... portable vector network analyzer (VNA) which covered operating frequency between 1MHz to 3GHz is used for vector reflection coefficient and standing wave ratio (swr) of the various microstrip ...

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The Realization of the Millimeter Wave Imaging System Based on Vector Network Analyzer

The Realization of the Millimeter Wave Imaging System Based on Vector Network Analyzer

... the vector network analyzer hand spread spectrum module, the attenuation characteristics of THz wave near the 75 GHZ to 110 GHZ(W), the characteristics or internal defects of the object can be ...

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CHARACTERIZATION OF X-BAND MICROWAVE COMPONENTS USING VECTOR NETWORK ANALYZER E5071C

CHARACTERIZATION OF X-BAND MICROWAVE COMPONENTS USING VECTOR NETWORK ANALYZER E5071C

... using vector network analyzer and gives different parameters like magnitude, phase, and group delay over certain frequency range in a single ...

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Measurement of Electrical Conductivity for a Biomass Fire

Measurement of Electrical Conductivity for a Biomass Fire

... Dielectric permittivity and propagation constant of the fire was determined by using a Hewlett- Packard 8577C vector network analyzer. The analyzer was connected to a 733 MHz computer for ...

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Study on Small Signal Modeling of GaN HEMT Devices

Study on Small Signal Modeling of GaN HEMT Devices

... The establishment of accurate device model is very important for circuit design, and the parameter is its crucial step. This paper mainly focuses on the modeling of CGH40010F device, which is divided into three steps. ...

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W-Band Microstrip-to-Waveguide Transition Using via Fences

W-Band Microstrip-to-Waveguide Transition Using via Fences

... The fabricated transition is measured in a back-to-back configuration using an HP8510C vector network analyzer. In W-band, the measured insertion loss is about 3.2 dB, which includes los[r] ...

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Multi-Layer Substrate Integrated Waveguide E-Plane Power Divider

Multi-Layer Substrate Integrated Waveguide E-Plane Power Divider

... Abstract—A new multilayer power divider with Substrate Integrated Waveguide (SIW) technology is proposed. In this work, two-way and four-way power divider realizations by two-layer and three-layer SIW, respectively, are ...

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Genetic Algorithm Optimized Electromagnetic Band Gap Structure for Wide Band Noise Suppression

Genetic Algorithm Optimized Electromagnetic Band Gap Structure for Wide Band Noise Suppression

... Abstract—Ground bounce noise (GBN) is a major concern in high speed electronic circuits. In this paper a Genetic Algorithm (GA) optimized electromagnetic band gap (EBG) structure is proposed for suppression of the GBN. ...

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Determination of the Complex Permittivity Values of Planar Dielectric Substrates by Means of a Multifrequency PSO-Based Technique

Determination of the Complex Permittivity Values of Planar Dielectric Substrates by Means of a Multifrequency PSO-Based Technique

... measurements. The input data for the reconstruction process have been measured at the frequencies f 1 = 1.0 GHz, f 2 = 1.5 GHz, f 3 = 2.0 GHz, f 4 = 2.5 GHz, and f 5 = 3 GHz with a vector network ...

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Measurement consistency and the effect of ground planes on common mode crosstalk

Measurement consistency and the effect of ground planes on common mode crosstalk

... a Vector Network Analyzer (VNA) using Baluns, balanced measurement using Baluns with an EMI Test Receiver (transceiver), balanced measurement using Baluns with a Spectrum Analyzer (SA) and ...

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Comparison of Open-Ended Coax and TDR sensors for the measurement of soil dielectric permittivity in microwave frequencies

Comparison of Open-Ended Coax and TDR sensors for the measurement of soil dielectric permittivity in microwave frequencies

... A b s t r a c t. The study presents a comparison of two sensors for the determination of the complex permittivity of soil: a three- rod TDR probe and an Open-Ended Coax probe. The measurements were performed using a TDR ...

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Calibration of vector network analyzers on the basis of the LRR-method

Calibration of vector network analyzers on the basis of the LRR-method

... Abstract. The LRR method for the calibration of vector net- work analyzers is presented. This method belongs to the self calibration procedures where the calibration circuits might be partly unknown. The LRR ...

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Obstacle-based self-calibration techniques for the determination of the permittivity of liquids

Obstacle-based self-calibration techniques for the determination of the permittivity of liquids

... a vector network analyzer, different methods like the line-network- method and the reflective method are ...obstacle network within a measurement cell filled with the dielectric ...

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Systematic Calibration of Two-Port Network Analyzer for Measurement and Engineering of Waveforms at Radio Frequency

Systematic Calibration of Two-Port Network Analyzer for Measurement and Engineering of Waveforms at Radio Frequency

... The waveform measurement systems rely on the ease, accuracy and flexibility of the associated calibration algorithms for the overall confidence in the measured data. In principle the calibration algorithm used for error ...

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Artificial Intelligence for Speech Recognition Based on Neural Networks

Artificial Intelligence for Speech Recognition Based on Neural Networks

... a network structure determines the features of neural ...handles vector signals from the previous ...neural network, consisting of the input (switch gear), intermediate (hidden), and the output layer ...

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A Conceptual Approach To Compute The Geolocation Of Ip Addresses At The National Level Based On Machine Learning

A Conceptual Approach To Compute The Geolocation Of Ip Addresses At The National Level Based On Machine Learning

... the network is usually different from one ISP to another, and depends on the area as well as the ...the network is not saturated whereas in the evening it will not be the case since people are going back ...

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One Decade Microwave Forward Network Analyzer Based on the Multi-Port Technique

One Decade Microwave Forward Network Analyzer Based on the Multi-Port Technique

... The conclusion drawn after the examination of these plots is that the results show relatively low deviations and confirm the performance of the third order model for all the frequencies considered. The system has been ...

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Network Analyzer and Report Generation Tool for NS 2 using TCL Script

Network Analyzer and Report Generation Tool for NS 2 using TCL Script

... communication network atmosphere forgives the network simulation output in the form of simulation for the provided network scenarios which being studied ...

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Testing of faults in 
		VLSI circuits using online 
		bist technique based on window of vectors

Testing of faults in VLSI circuits using online bist technique based on window of vectors

... vector is decoded in the word decoder. The output of the Word decoder is stored in the decoded output module. The input vector which corresponds to the fault is called test vector. And this test ...

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Improving Coverage of an Inuktitut Morphological Analyzer Using a Segmental Recurrent Neural Network

Improving Coverage of an Inuktitut Morphological Analyzer Using a Segmental Recurrent Neural Network

... We train two separate neural analyzers. The first outputs a coarse-grained label indicating the type of each analyzed morpheme, as in the ex- ample in the previous paragraph. The second outputs the unique ID of each ...

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