# IEEE Transactions on Instrumentation and Measurement

## Filter Results

Displaying Results 1 - 25 of 33

Publication Year: 2012, Page(s):C1 - 2857
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• ### IEEE Transactions on Instrumentation and Measurement publication information

Publication Year: 2012, Page(s): C2
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• ### Guest Editorial Special Section on IMEKO 2011 International Workshop on ADC Modeling, Testing and Data Converter Analysis and Design and the IEEE 2011 ADC Forum

Publication Year: 2012, Page(s):2858 - 2859
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• ### High-Efficiency Cascade $SigmaDelta$ Modulators for the Next Generation Software-Defined-Radio Mobile Systems

Publication Year: 2012, Page(s):2860 - 2869
Cited by:  Papers (6)
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This paper overviews a number of ΣΔ modulation techniques to implement efficient analog-to-digital converters intended for low-voltage wideband multimode wireless telecom systems. The ΣΔ architectures under study combine different strategies-unity signal transfer function (USTF), resonation, loop-filter order reconfiguration, and concurrency-in order to increase perform... View full abstract»

• ### A Beam Phase and Energy Measurement Instrument Based on Direct RF Signal IQ Undersampling Technique

Publication Year: 2012, Page(s):2870 - 2878
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A diagnostic instrument being designed to measure the beam phase and energy of the drift tube linac in the proton accelerator of the China Spallation Neutron Source is described, and the characterization of the system is presented. The signals received from fast current transformers are radio-frequency (RF) signals with a frequency of 352.2 MHz and a dynamic range from -30 to 3.5 dBm. The RF signa... View full abstract»

• ### Audio Telecom ADC Featuring Click-Free Gain Control Technique, Dithering Insertion, and Idle Tone Shifting

Publication Year: 2012, Page(s):2879 - 2887
Cited by:  Patents (1)
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Applying pulsewidth modulation (PWM) to control the gain in audio codecs for mobile applications leads to several advantages, such as the smooth control of tuning parameters, smaller silicon area, and lower power consumption, as compared with other tuning techniques using programmable gain amplifiers and zero crossing detectors. The PWM has to be embedded into the main signal path, preferably in a... View full abstract»

• ### Improvement in Spectral Properties of Quantization Noise of Harmonic Signal Using Multiresolution Quantization

Publication Year: 2012, Page(s):2888 - 2895
Cited by:  Papers (4)
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Multiresolution quantization (MQ) is used in modern equipment designed for wideband spectrum measurements with high dynamic range. Such time-domain measurement systems significantly reduce measurement time. Only basic theoretical analyses of the possible influences of MQ on the fidelity of the measured spectrum have been performed until today. Therefore, the real contribution of the method to the ... View full abstract»

• ### A Power-Optimal Design Methodology for High-Resolution Low-Bandwidth SC $DeltaSigma$ Modulators

Publication Year: 2012, Page(s):2896 - 2904
Cited by:  Papers (6)
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In this paper, a methodology for the power-optimal design of high-resolution low-bandwidth switched-capacitor ΔΣ modulators (ΔΣMs) is presented. The most power-efficient ΔΣ architecture is identified among single-loop feedback and feedforward topologies with different loop orders N, oversampling ratios OSR, and quantizer resolutions B.... View full abstract»

• ### Exploiting Pseudorandom Sequences to Enhance Noise Immunity for Air-Coupled Ultrasonic Nondestructive Testing

Publication Year: 2012, Page(s):2905 - 2915
Cited by:  Papers (17)
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The application of a pulse-compression procedure based on pseudorandom m-sequences to air-coupled ultrasonic nondestructive testing is presented. The signal-to-noise ratio enhancement assured by this technique is theoretically analyzed and experimentally verified, particularly focusing on the positive effect of the procedure to reduce quantization noise. The possibility of faithfully reconstructin... View full abstract»

• ### Quaternion-Optimization-Based In-Flight Alignment Approach for Airborne POS

Publication Year: 2012, Page(s):2916 - 2923
Cited by:  Papers (17)
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Position and Orientation System (POS) is a key technology that provides motion compensation information for imaging sensor in airborne remote sensing. In-flight alignment (IFA) is an important alignment method that can improve reaction speed and accuracy of measurement for airborne POS. The traditional IFA methods based on the Kalman filter and the adaptive extended Kalman filter (AEKF) are severe... View full abstract»

• ### A High-Resolution Ultrasonic Distance Measurement System Using Vernier Caliper Phase Meter

Publication Year: 2012, Page(s):2924 - 2931
Cited by:  Papers (10)
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An ultrasonic distance measurement system for use in air is presented. The measurement is based upon the two-frequency continuous-wave (TFCW) phase-shift method. In the system, two Vernier caliper phase meters are used to measure the phase-shift data. The phase meter circuit developed to emulate the Vernier caliper to measure the phase shift is able to eliminate the measuring error and produce hig... View full abstract»

• ### An Efficient Pre-Processing Scheme to Enhance Resolution in Band-Pass Signals Acquisition

Publication Year: 2012, Page(s):2932 - 2940
Cited by:  Papers (14)
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The paper presents a pre-processing scheme to enhance the resolution of data acquisition systems (DASs) in the presence of band-pass input signals. The proposed solution permits to acquire a seamless data stream with improved resolution and is designed to be efficient in terms of hardware requirements and processing time. In the paper, details on the designed architecture are given, along with an ... View full abstract»

• ### Testing ADC Spectral Performance Without Dedicated Data Acquisition

Publication Year: 2012, Page(s):2941 - 2952
Cited by:  Papers (1)
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Static linearity and spectral performance are the most important parameters that need to be measured in an analog-to-digital converter (ADC) test. Testing these two types of parameters contributes the most significant part of ADC test cost. The relationship between integral nonlinearity (INL) and spectral performance has been used to reduce test cost in many research works. This paper comprehensiv... View full abstract»

• ### Approximate ML Estimation of the Period and Spectral Content of Multiharmonic Signals Without User Interaction

Publication Year: 2012, Page(s):2953 - 2959
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The goal of this paper is to construct an approximate maximum-likelihood estimator to accurately estimate the period and spectral contents of a noisy periodic signal that has many frequency components. This is accomplished without user interaction. The signal data record has a total number of periods that is not necessarily an integer but is greater than four. Furthermore, the number of samples pe... View full abstract»

• ### Reducing the Analog and Digital Bandwidth Requirements of RF Receivers for Measuring Periodic Sparse Waveforms

Publication Year: 2012, Page(s):2960 - 2971
Cited by:  Papers (8)
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In this paper, a prototype setup for measuring wideband periodic waveforms whose bandwidth surpasses the analog bandwidth of a radio-frequency receiver is presented. Three major challenges arise in the analog-to-digital stage when measuring such wideband waveforms: the availability of a high sampling rate based on a good amplitude resolution; the availability of the required analog bandwidth to ca... View full abstract»

• ### A Metrological Comparison Between Different Methods for Harmonic Pollution Metering

Publication Year: 2012, Page(s):2972 - 2981
Cited by:  Papers (10)
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Several proposals can be found, in the literature, to split the responsibility for the injection of harmonic pollution between the different loads and between loads and source. The methods have been tested mainly by means of simulations performed on an industrial test system identified by the IEEE Task Force on Harmonics Modeling and Simulation. The main problem of the simulation results is that t... View full abstract»

• ### RoSe: A Subgigahertz Wireless Sensor Platform With Housing-Integrated Overmolded Antenna

Publication Year: 2012, Page(s):2982 - 2992
Cited by:  Papers (5)
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A wireless sensor platform for use in ultralow-power wireless sensor networks (WSNs) is presented. The proposed round sensor (RoSe) node is physically robust, is resistant to humidity, and has a housing that can be in direct contact with food. These characteristics are achieved via injection molding technology which is investigated at both the component and the system levels. The results of inject... View full abstract»

• ### Finding the Probability Distribution Functions of $S$ -Parameters and Their Monte Carlo Simulation

Publication Year: 2012, Page(s):2993 - 3002
Cited by:  Papers (3)
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This paper presents the probability distribution function (PDF) of the ratio of two random waves. This result is used to obtain the PDF of S-parameters random errors in magnitude (in decibels) and phase, which are the quantities that most engineers work with. These results are further used on the development of a Monte Carlo simulation method in order to predict the variability of frequency... View full abstract»

• ### A Measurement Standard for Vehicle Localization and Its ISO-Compliant Measurement Uncertainty Evaluation

Publication Year: 2012, Page(s):3003 - 3013
Cited by:  Papers (4)
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A fully autonomous road traffic has already been desired for years but could not be realized until now. Aside from the capability of the vehicles to communicate with each other (C2C) or with the infrastructure (C2I), the main obstacle for the realization of a fully autonomous traffic is a sufficiently accurate and reliable localization. The localization of vehicles, i.e., the real-time measurement... View full abstract»

• ### Measurement Setup for Imaging Applications Using Frequency Scanning Illumination

Publication Year: 2012, Page(s):3014 - 3023
Cited by:  Papers (4)
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A measurement setup for imaging applications is presented. The idea is to reuse an existing antenna measurement setup to develop the imaging system by using a frequency scanning antenna array that focuses the incident field on the object under test (OUT) at different angular positions by means of a frequency sweep. From the measured total field data, an inverse technique based on source reconstruc... View full abstract»

• ### Simulation of a QMS Including the Effects of Pressure in the Electron-Impact Ion Source

Publication Year: 2012, Page(s):3024 - 3030
Cited by:  Papers (1)
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This paper is concerned with the computer modeling of a quadrupole mass spectrometer (QMS) to include the effect of pressure in the ion source. The paper simulates the spectra over the pressure range from 10-6 to 10-4 mbar. An important contribution is the development of a novel procedure to include pressure dependence of the ion source to allow better prediction of instrumen... View full abstract»

• ### Determination of Dynamic Material Properties of Silicone Rubber Using One-Point Measurements and Finite Element Simulations

Publication Year: 2012, Page(s):3031 - 3038
Cited by:  Papers (9)
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The dynamic Young's modulus, Poisson's ratio, and the damping factor of silicone rubber are determined from a laser triangulation measurement of the top surface motion of a flat cylindrical sample excited by a shaker. These material parameters are estimated on the basis of an Inverse Method that minimizes the difference between measured data and a prediction from a finite-element model (FEM), in w... View full abstract»

• ### Material Characterization Using Complementary Split-Ring Resonators

Publication Year: 2012, Page(s):3039 - 3046
Cited by:  Papers (60)
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A microwave method based on complementary split-ring resonators (CSRRs) is proposed for dielectric characterization of planar materials. The technique presents advantages such as high measurement sensitivity and eliminates the extensive sample preparation procedure needed in resonance-based methods. A sensor in the shape of CSRRs working at a 0.8-1.3 GHz band is demonstrated. The sensor is etched ... View full abstract»

• ### Experimental Investigation of Electromagnetic Obstacle Detection for Visually Impaired Users: A Comparison With Ultrasonic Sensing

Publication Year: 2012, Page(s):3047 - 3057
Cited by:  Papers (21)
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The use of electromagnetic (EM) fields for obstacle detection to aid mobility of visually impaired people is presented in this paper. The method proposed is based on the launch of EM pulses and on the measurement of the reflected signal which explores a region in front of the user of about 3 m. A laboratory system is set up, its performances (detecting the presence and the distance of obstacles) a... View full abstract»

• ### Error Analysis and Gyro-Bias Calibration of Analytic Coarse Alignment for Airborne POS

Publication Year: 2012, Page(s):3058 - 3064
Cited by:  Papers (30)
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The Position and Orientation System is integrated measurement equipment for airborne remote sensing system. The calibration of gyro biases is an effective way to reduce azimuth misalignment and navigation error of strapdown inertial navigation system (SINS). According to the analytic-coarse-alignment principle, the sensitivities of Euler angles with respect to inertial sensor biases are analyzed u... 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