# IEEE Transactions on Instrumentation and Measurement

## Filter Results

Displaying Results 1 - 25 of 85

Publication Year: 2013, Page(s):C1 - 1395
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• ### IEEE Transactions on Instrumentation and Measurement publication information

Publication Year: 2013, Page(s): C2
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• ### Report to TIM Editor on CPEM 2012

Publication Year: 2013, Page(s): 1396
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• ### Guest Editorial

Publication Year: 2013, Page(s):1397 - 1399
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• ### Software Platform for PMU Algorithm Testing

Publication Year: 2013, Page(s):1400 - 1406
Cited by:  Papers (8)
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This paper describes a software platform used for the testing of phasor measurement unit (PMU) algorithms. The platform is implemented in MATLAB and consists of two parts. The first one permits the insertion of the simulation parameters, whereas the second one is the actual simulator for the algorithms. This second program contains a waveform generator including modulation and filtering. It also p... View full abstract»

• ### Sampling Systems With Fractional Delay and PCA Applied to High-Accuracy Measurements

Publication Year: 2013, Page(s):1407 - 1412
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For high-accuracy electrical measurements, sampling errors can contribute significantly to increase the incertitude. The fractional delay (FD) sampling technique is a simple and very efficient technique to reduce sampling errors, improving the measurement accuracy. Here, we combine the FD sampling technique with principal component analysis, applying this technique to high-accuracy ac voltage meas... View full abstract»

• ### Traceable Measurement of Source and Receiver EVM Using a Real-Time Oscilloscope

Publication Year: 2013, Page(s):1413 - 1416
Cited by:  Papers (12)
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A method to traceably calibrate wideband code-division multiple-access (WCDMA) error vector magnitude (EVM) contributions of a source or a receiver is described using a real-time digital oscilloscope as the reference receiver. The results and uncertainties are presented for a receiver calibrated using four WCDMA sources from different manufacturers. The weighted mean EVM of the receiver at 900 MHz... View full abstract»

• ### Calibration of Phasor Measurement Unit at NIST

Publication Year: 2013, Page(s):1417 - 1422
Cited by:  Papers (23)
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This paper describes the basic operating principles of Phasor Measurement Units (PMUs) and their time requirements to estimate absolute phase angles. A National Institute of Standards and Technology (NIST) PMU calibration system that tests PMU performance necessary to meet the IEEE synchrophasor standard requirements is discussed. The calibration of voltage, current, and time measurements for the ... View full abstract»

• ### Switching Sampling Power Meter for Frequencies Up to 1 MHz

Publication Year: 2013, Page(s):1423 - 1427
Cited by:  Papers (8)
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This paper describes a power measurement setup that is able to measure power up to the MHz region. The setup consists of a commercial digitizer together with a switch unit, and buffer amplifiers to alternately measure the voltage and current channel. A reference AC voltmeter provides an absolute reference by simultaneous measurement of the rms voltage of one channel, which significantly reduces th... View full abstract»

• ### High-Accuracy Estimations of Frequency, Amplitude, and Phase With a Modified DFT for Asynchronous Sampling

Publication Year: 2013, Page(s):1428 - 1435
Cited by:  Papers (11)
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High-accuracy frequency, amplitude, and phase estimation methods for asynchronous sampling are presented. The proposed estimation methods are based on phase difference estimation, compensation of number of samples, and a modified discrete Fourier transform. This study focused on processing signals in substation automation systems that comply with IEC 61850. Some simulation tests were conducted in ... View full abstract»

• ### Uncertainty Estimate Associated With the Electric Field Induced Inside Human Bodies by Unknown LF Sources

Publication Year: 2013, Page(s):1436 - 1442
Cited by:  Papers (2)
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This paper is focused on the uncertainty estimate of a hybrid experimental-numerical procedure for the evaluation of the electric field induced in a human model radiated by a low-frequency magnetic field produced by unknown sources. The procedure is based on magnetic field measurements in a limited number of points around the field source and makes use of the boundary element method. The uncertain... View full abstract»

• ### Improvement of Formula and Uncertainty of the Reference Magnetic Field for AC Magnetometer Calibration

Publication Year: 2013, Page(s):1443 - 1449
Cited by:  Papers (1)
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In this paper, an ac magnetic field standard system for ac magnetometer calibration is described. The target field strength and frequency range are 7.162 A/m (9 μT ) and 50-60 Hz, respectively. The system to generate a reference magnetic field is based on the Helmholtz coil formula. However, this well-known formula is precise only for dc magnetic fields. Therefore, we improve the formula fo... View full abstract»

• ### Optimization of $hbox{Mn}_{3}hbox{Ag}_{1 - x} hbox{Cu}_{x}hbox{N}$ Antiperovskite Compound Fabrication for Resistance Standard

Publication Year: 2013, Page(s):1450 - 1453
Cited by:  Papers (5)
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We performed a detailed evaluation of the temperature coefficient of resistance of manganese nitride antiperovskite compounds, i.e., Mn3Ag1-xCuxN, around 23 °C. The second-order term of the temperature coefficient β was found to show a rough correlation with the Cu content. For a Cu content x = 0.4, the compound Mn3... View full abstract»

• ### Graphene Epitaxial Growth on SiC(0001) for Resistance Standards

Publication Year: 2013, Page(s):1454 - 1460
Cited by:  Papers (15)
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A well-controlled technique for high-temperature epitaxial growth on 6H-SiC(0001) substrates is shown to allow the development of monolayer graphene that exhibits promise for precise metrological applications. Face-to-face and face-to-graphite annealing in a graphite-lined furnace at 1200 °C-2000 °C with a 101-kPa Ar background gas lowers the rates of SiC decomposition and Si sublima... View full abstract»

• ### Native Graphene Oxides at Graphene Edges

Publication Year: 2013, Page(s):1461 - 1466
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Electronic properties of graphene edges on a SiO2 substrate have been examined using scanning probe microscopy. Distinctive dot-like protrusions appearing nearly periodically on the edges of graphene were observed, and the density of the protrusions increased as the number of graphene layers increased. Imaging analysis revealed that the electrostatic properties of these protrusions are ... View full abstract»

• ### A New NVNA Phase Reference for Polyharmonic Intermodulation Measurements

Publication Year: 2013, Page(s):1467 - 1472
Cited by:  Papers (9)
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The step-recovery-diode-based impulse generator is a classical picosecond-level impulse-formation technique, whose strong harmonic nonlinearity under sinusoidal stimulus is widely utilized as the phase reference of the nonlinear vector network analyzer (VNA) (NVNA) and large-signal network analyzer for wideband measurements. This paper further exploits its intermodulation nonlinearity under multit... View full abstract»

• ### Development of a Measurement Setup for High Impulse Currents

Publication Year: 2013, Page(s):1473 - 1478
Cited by:  Papers (3)
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The understanding of high-current events such as short-circuit transients and impulse currents is important for power quality management. The work carried out and presented in this paper is focused on the characterization of commercial current transducers for traceable on-site measurements of 8/20 μs (rise/fall time) impulse currents up to 50 kA peak value with a target uncertainty of 0.1% ... View full abstract»

• ### The Evaluation of Phasor Measurement Units and Their Dynamic Behavior Analysis

Publication Year: 2013, Page(s):1479 - 1485
Cited by:  Papers (14)
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The dynamic behavior of phasor measurement units (PMUs) is not only the key point to dynamic phasor algorithm improvement but also the basis for the successful implementation of PMUs in power system dynamic security monitoring and control. In this paper, the dynamic performance of PMUs is evaluated, and their dynamic behaviors are analyzed. PMUs from the four largest Chinese manufacturers are test... View full abstract»

• ### Magnetic Shielding Effectiveness of Current Comparator

Publication Year: 2013, Page(s):1486 - 1490
Cited by:  Papers (3)
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This paper describes the calculation of the magnetic shielding effectiveness in current comparators, considering the air gap which is inevitable for the magnetic shielding. The method was verified to be accurate and effective by finite-element method analysis. Experiments were implemented to investigate the effect of the air gap as well. View full abstract»

• ### Status of the BIPM Watt Balance

Publication Year: 2013, Page(s):1491 - 1498
Cited by:  Papers (16)
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This paper presents the progress made to improve and develop the Bureau International des Poids et Mesures (BIPM) watt balance during the last two years. A reduction by a factor of five of the type A uncertainty was achieved by refining the velocity measurement. The BIPM simultaneous weighing and moving approach was experimentally compared to a bifilar coil technique. The relative difference to th... View full abstract»

• ### Current State of Avogadro ${}^{28}$Si sphere S8

Publication Year: 2013, Page(s):1499 - 1505
Cited by:  Papers (6)
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In 2011, the first determination of the Avogadro constant with 28Si material was published with an overall relative uncertainty of 3 × 10-8. The results were based on measurements of a very pure single crystal of highly enriched silicon-28. Where the result of crystal properties, molar mass, and lattice constant could be performed with satisfying uncertainty, the measu... View full abstract»

• ### Elimination of Mass-Exchange Errors in the NRC Watt Balance

Publication Year: 2013, Page(s):1506 - 1511
Cited by:  Papers (9)
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We report on the evaluation, correction, and subsequent elimination of the mass-exchange errors in the National Research Council (NRC) of Canada watt balance. Two effects arising from mass exchanges during the weighing phase initially produced significant systematic errors in the measurements of the Planck constant (h). These effects were estimated, and corresponding corrections were applie... View full abstract»

• ### Johnson Noise Thermometry Measurement of the Boltzmann Constant With a 200 $Omega$ Sense Resistor

Publication Year: 2013, Page(s):1512 - 1517
Cited by:  Papers (3)
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In 2010, the National Institute of Standards and Technology measured the Boltzmann constant k with an electronic technique that measured the Johnson noise of a 100 Ω resistor at the triple point of water and used a voltage waveform synthesized with a quantized voltage noise source (QVNS) as a reference. In this paper, we present measurements of k using a 200 Ω sense res... View full abstract»

• ### Flat Frequency Response in the Electronic Measurement of Boltzmann's Constant

Publication Year: 2013, Page(s):1518 - 1523
Cited by:  Papers (13)
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A new quantum-voltage-calibrated Johnson noise thermometer was developed at the National Institute of Metrology to demonstrate the electrical approach that determines Boltzmann's constant k, by comparing electrical and thermal noise power. A measurement with an integration period of 19 h and a bandwidth of 638 kHz results in a relative offset of 1 × 10-6, from the current ... View full abstract»

• ### Design of the Permanent-Magnet System for NIST-4

Publication Year: 2013, Page(s):1524 - 1530
Cited by:  Papers (17)
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A new watt balance, i.e., NIST-4, is currently being designed at the National Institute of Standards and Technology. This apparatus will be used to realize the unit of mass after the redefinition of the kilogram has taken effect. In order to ensure smooth operation at regular mass realizations, the watt balance should be easy to use and reliable. To meet these requirements, a permanent-magnet syst... View full abstract»

## Aims & Scope

Papers are sought that address innovative solutions to the development and use of electrical and electronic instruments and equipment to measure, monitor and/or record physical phenomena for the purpose of advancing measurement science, methods, functionality and applications.

Full Aims & Scope

Editor-in-Chief