speed sensing research papers
Accelerometer based sensing of combustion in a high speed HPCR diesel engine
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ABSTRACT The capability to detect combustion in a diesel engine has the potential of being an important control feature to meet increasingly stringent emission regulations and for the development of alternative combustion strategies such as HCCI and PCCI. In this work,
High speed optical imaging photon counting microchannel plate detectors for astronomical and space sensing applications
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ABSTRACT Cross delay line and cross strip high resolution position encoding readouts have the capability of being able to independently record the accurate time of each detected photon event without compromising the imaging performance. This is important for time
High speed optical wavefront sensing with low cost FPGAs
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This paper outlines a study into deployment of a parallel processing scheme on an FPGA to meet the needs of high bandwidth processing in adaptive optics wavefront sensing. By exploiting a multi-stage pipeline approach we have significantly reduced the processing
A Novel Sensing Circuit for 2T-2MTJ MRAM Applicable to High Speed Synchronous Operation
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ABSTRACT We propose a novel sensing circuit for 2T-2MTJ MRAM that can be used for high speed synchronous operation. Proposed bit-line sense amplifier detects small voltage difference in bit-lines and develops it into rail-to-rail swing while maintaining small voltage
Traffic classification and speed estimation in time series of airborne optical remote sensingimages
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ABSTRACT In this paper we propose a new two level traffic parameter estimation approach based on traffic classification into three classes: free flow, congested and stopped traffic in image time series of airborne optical remote sensing data. The proposed method is based
Automatic camera calibration using pattern detection for vision-based speed sensing
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Vision-based automatic traffic monitoring systems require a calibrated camera to measure the speeds of tracked vehicles. Typically this calibration is done by hand. An automatic technique was developed to calibrate the camera for typical viewpoints on highways using
Developments in using GPS for oceanographic remote sensing: retrieval of ocean surface wind speed and wind direction
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nearby buoy data and independent wind speed measurements derived from TOPEX/Poseidon, ERS, and QuikSCAT observations. Wind direction agreement with QuikSCAT measurements appear to be at the 30 degree level. In addition to the actual
Evaluation of ground speed sensing devices under varying ground surface conditions
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Page 1. EVALUATION OF GROUND SPEED SENSING DEVICES UNDER VARYING GROUND SURFACE CONDITIONS By RAMESH VISHWANATHAN Page 2. ii EVALUATION OF GROUND SPEED SENSING DEVICES UNDER VARYING GROUND SURFACE CONDITIONS
Sub-Nyquist sampling of high-speed repetitive waveforms using compressed sensing
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This study presents a sub-Nyquist sampling model using compressed sensing (CS) as a new signal processing framework to acquire and reconstruct sparse signals. High-speed periodic signals were sampled using low frequency sampling circuit and reconstructed via
High-Speed Compressed Sensing Reconstruction on FPGA Using OMP and AMP
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L Bai, P Maechler, M Muehlberghuber, H Kaeslin ,Rn ,iis.ee.ethz.ch ABSTRACT Compressed sensing allows to reconstruct sparse signals sampled at sub-Nyquist rates. However, reconstruction of the original signal requires high computational effort, even for problems of moderate size. Especially for applications with realtime requirements,
High-speed document sensing and misprint detection in digital presses
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ABSTRACT We design and analyze a high-speed document sensing and misprint detection system for real-time monitoring of printed pages. We implemented and characterized a prototype system, comprising a solid-state line sensor and a high-quality imaging lens,
Time-resolved measurements of in-cylinder fuel spray and combustion characteristics using high-speed visualization and ionization sensing, ILASS Americas
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ABSTRACT A time-resolved measurement technique combining the diagnostic tools of high speed flow visualization and high fidelity in-cylinder ionization sensing was implemented to evaluate the fuel air mixture formation and combustion characteristics in a single cylinder
9.4 Menu 3: Speed sensing thresholds and frequency input and output
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This frequency input cannot be used for frequency slaving. The frequency input and output are not'locked'together or synchronised within the drive. The frequency input is used as a speed reference and from this input, the software calculates the correct frequency to put
Remote wind speed sensing for site assessment and normal year correction
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ABSTRACT This thesis aims to give the wind power industry better tools to approach the uncertainties of the wind climate, by describing the wind characteristics in forests, remote wind speed sensing technologies, and normal year correction methods.
Maximum torque control of IPM used in the air-conditioner of electric automobile and speed sensing using virtual encoder
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Z Lei, DY Song, KS Jeong, DO Kim, TU Jung, SJ Park ABSTRACT Recently the research and development of electric compressor in the electric automobile has being developed fast. In this paper a novel curve fitting method for getting maximum torque per unit current is made by the multiply function suitable for the
Investigation of Rotor Position and Speed Self-Sensing for PMSM Based On Grey Prediction
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X Zhu, Y Li ABSTRACT For the fact that the running of permanent magnet synchronous motor has a strong characteristic of periodicity and orderliness, the new rotor position and speed self-sensing technique is proposed using grey system prediction theory. The valid predictors which are
DYMANIC FORCE SENSING–DYNAMIC AXIS SCALE WITH HIGH SPEED AND HEAVY RUNNING VEHICLE
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K Tada, S Hayashida, T Uchimaru, E Tada ABSTRACT As the dynamic force for measuring objects in any motion is required for a system to measure inertia mass in dynamic motion. The authors have proved that it is possible to obtain in no-time the inertia mass of the moving object under dynamic states, by solving
Assessment of high speed internet for remote sensing data acquisition and exchange in Colombia and Latin America
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ABSTRACT This paper assesses the potential of high-speed Internet as a medium for transferring large satellite imagery data sets between the United States and Colombia, between Colombia and other Latin American countries and within Colombia. Our analysis
Real-time Three-dimensional Sensing for a Moving/Deforming Object ggj using High-speedVision for Numerous-point Analysis
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Page 1. Real-time Three-dimensional Sensing for a Moving/Deforming Object g g j using High-speed Vision for Numerous-point Analysis Yoshihiro Watanabe, Takashi Komuro, Masatoshi Ishikawa (Univ. of Tokyo) •Observe a Purpose object shape
Team 4: Problems Associated with Remotely Sensing Wind Speed
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ABSTRACT Atmospheric turbulence combined with wind causes optical scintillations. By measuring this optical scintillation we can gain insight into our turbulent atmosphere. The main objective of this research area is to measure the average wind speed along the path
High Precision, Wide Speed Range Rotation Sensing with UFDC-1
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ABSTRACT The application specific paper describes a high precision, wide speed rotation sensing approach based on the Universal Frequency-to-Digital Converter (UFDC-1). Such design approach lets significantly simplify the design process, reduce time-to-market and
High-speed Document Sensing and Imaging–Optical System
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X Zhang ,scien.stanford.edu Digital imaging systems are everywhere these days. Digital cameras and camcorders are examples at the consumer end of the spectrum. The goal of these systems is to produce pleasing pictures. In industrial applications, large and complex pieces of equipment are
2225 High Speed Machine Vision Sensing of Cotton Lint Trash h
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MG Pelletier ,icac.org ABSTRACT As machine design in the cotton ginning industry advances, the trend is towards systems that allow for dynamic adjustment of cleaning capabilities. There is however, a lack of real-time sensors suitable for detection of the trash content that would allow for
OPTIMAL CONTROLLERS FOR VARIABLE SPEED SELF-CONTROLLED SYNCHRONOUS MOTOR DRIVES USING TERMINAL VOLTAGE SENSING
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HGHAM Sharaf ,vmth.bu.edu.eg ABSTRACT in lack of large commutating components,/'makes these drives attractive for high this paper describes digital implementa-power applications. Previous efforts tion of robust multivariable linear quad-/2, 3, 4, 5, 6/to control the SCSM drive sys-ratic gaussian
High-Speed VLSI Architecture Based on Massively Parallel Processor Arrays for Real-Time Remote Sensing Applications
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AC Atoche, JE Lopez, PP Muñoz, SS Aguilar Developing computationally efficient processing techniques for massive volumes of hyperspectral data is critical for space-based Earth science and planetary exploration (see
Position Sensing and Signal Transmission of Linear Synchronous Motor for High SpeedMaglev
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LHZ Shutian, W Xiaoxin ,Group ABSTRACT Maglev train is an application of linear synchronous motor (LSM) in which the mechanical motion is in synchronism with the magnetic field. To achieve high performance motion control with a LSM, a position sensor is typically required. On the investigation of
Channel Estimation Based on Compressed Sensing in High-speed Underwater Acoustic Communication
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ABSTRACT The underwater acoustic (UA) channel is dispersive in both time and frequency with severe frequency-dependent signal attenuation. Efficient channel estimation and tracking are crucial to coherent high-rate UA communication. In this paper, we propose a
Development of high-speed and real-time sensing technique of thermal diffusivity by the forced Rayleigh scattering method
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M Motosuke, Y Nagasaka ,thermophysics.ru ABSTRACT The objective of this work is to develop a high-speed, real-time, and micro-scale thermal-diffusivity monitoring system for a time-resolved investigation of transient phenomenon or for a tool to feedback control on material processing. The forced Rayleigh
Remote sensing of sound speed in the ocean via Brillouin scattering
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ABSTRACT A Brillouin LIDAR approach to range-resolved, remote measurements of sound speed (and temperature) in the ocean is described. Two greatly simplified versions can also provide (1) for very accurate measurements of the particulate scattering function p (?) at
A New Music Keyboard with Continuous Key-position Sensing and High-speedCommunication
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A Freed, R Avizienis ,cnmat.berkeley.edu ABSTRACT We describe a new music keyboard with independent, continuous position sensing capable of communicating gestural nuance available on manual tracker organs, harpsichords and pianos. We explain how the additional functionality can be obtained at a
Automated speed detection of moving vehicles from remote sensing images
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ABSTRACT A new method is developed to detect the speed of moving vehicles from two consecutive digital aerial images and a pair of QuickBird (QB) panchromatic and multi- spectral images. Since two consecutive digital aerial images taken by UCD have an 80%
Improved microwave remote sensing of hurricane wind speed and rain rates using the Hurricane Imaging Radiometer (HIRAD)
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ABSTRACT The Hurricane Imaging Radiometer (HIRAD) is a new imaging technology microwave remote sensor for hurricane observations that is currently under development by NASA Marshall Space Flight Center in partnership with the NOAA Hurricane Research
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