Search Results - "Roset, X."

Ocean bottom seismometer: design and test of a measurement system for marine seismology by Mànuel, Antoni, Roset, Xavier, Del Rio, Joaquin, Toma, Daniel Mihai, Carreras, Normandino, Panahi, Shahram Shariat, Garcia-Benadí, A, Owen, Tim, Cadena, Javier

“…The Ocean Bottom Seismometer (OBS) is a key instrument for the geophysical study of sea sub-bottom layers. At present, more reliable autonomous instruments…”
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Near real-time determination of earthquake source parameters from the coastal ocean by Toma, Daniel M., Artero-Delgado, C., del Rio, J., Trullol, E., Roset, X.

“…In this paper we present a moored-buoy system for collecting near real-time seismic data from the coastal ocean. This easy to handle and sophisticated…”
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New generation of ocean bottom seismometers by Manuel, A., Del Rio, J., Olivar, G., Torruella, H., Roset, X., Danobeitia, J.J., Bermudez, A., Owen, T.

“…We present the newest development of an ocean bottom seismometer. The equipment represents the achievement of a joint work from different scientific and…”
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The unit control of an acquisition system for Ocean Bottom Seismometer (OBS) by Carreras, N., Roset, X., Shahriat, S., Artero, C., Manuel-Lazaro, A., Owen, T., Antonijuan, J.

“…In this paper we talk about an acquisition system for seismic data. The Ocean Bottom Seismometer (OBS) is equipment designed to obtain the seismic marine data…”
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Calibration process of geophones by Roset, X., Garcia-Benadi, A., Manuel, A., Gonzalez, J.

“…The purpose of this article is to detail the process of characterization of an geophone in order to obtain the associated uncertainty and its sensitivity…”
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Geophone calibration by means of hyperbaric chamber by Roset, X., Nogueras, M., Garcia, A., del Rio, J., Sarria, D.

“…This work proposes the use of a hyperbaric chamber in order to verify and validate the calibration in a marine geophone sensor before and after the pressure…”
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Design, Characterization and Calibration of a Short-Period Ocean Bottom Seismometer (OBS) by Shariat-Panahi, S., Manuel, A., Alegria, F., Roset, X., Bermudez, A., Sallares, V.

“…First part of this paper presents an ocean bottom seismometers (OBS) designed and constructed for mid-term deployments in order to study the earth dynamics and…”
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Calibration and modelling of a bottom sea geophone based on Virtual Instrument by Roset, X., Manuel-Lazaro, A., Shariat-Panahi, S., del Rio, J.

“…This development is a characterization of a geophone sensor with a calibrator and a shaker table in order to obtain the significant parameters and to test the…”
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Implementation of fuzzy logic controller for DC/DC converters using field programmable gate array (FPGA) by Ramos, R., Roset, X., Manuel, A.

“…The implementation of a FPGA based fuzzy controller for DC/DC converters is described in this paper. The fuzzy control developed is evaluated with experimental…”
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Virtual instrumentation for power supply harmonic measurement by Manuel, A., Ramos, R., Gomez, J.A., Gomariz, S., Roset, X., Garrido, A.

“…The work reported here presents a virtual instrument (VI) for total harmonic distortion (THD) measurement index with a high accuracy, this is due to the use of…”
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Contributions to model characterization of geophone sensor by Roset, X., del Rio, J., Manuel, A., Palomera-Garcia, R.

“…In an oceanographic campaign of seismic prospecting it is often needed equipments with geophones to measure the motion of the sea bed. Normally, the signal is…”
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Design of a Geophone sensor for Marine Deep Seismology by Manuel-Lazaro, A., Roset, X., Manuel-Gonzalez, A., Shariat-Panahi, S., Soler, P., Del Rio, J.

“…We present the newest development of a geophone sensor. The equipment represents the achievement of a joint work from different scientific and technological…”
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Sinusoidal signal generation in a switching DC-DC boost converter by means of inverse adaptive control by Ramos, R., Manuel, A., Guinjoan, F., Biel, D., Roset, X.

“…An inverse adaptive control scheme for sinusoidal generation in a DC-DC switching boost converter is presented. The control block resulting from the…”
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Low power and easy to use ocean bottom seismometer (OBS) for long period surveys by Panahi, S.S., cadena, J., Roset, X., Manuel, A., Ventosa, S.S., Bermudez, T., Sallares, V.

“…The OBS (ocean bottom seismometer) has been a key instrument for geophysical study of sea subbottom layers in the last decades. Now scientists are demanding…”
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Circular convolution a method for DC-DC switching converters nonparametric characterization by Ramos, R., Manuel, A., Gomez, J.A., Roset, X., Guinjoan, F., Garrido, A.

“…This work deals with PWM switching regulator's frequency characterization in the time domain. The circular convolution measurement method is analyzed and…”
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Transfer function characterization by the phasorial method by Ramos, R., Lazaro, A.M., Guinjoan, F., Roset, X.

“…This paper introduces a computer-based virtual instrument (VI) for system frequency characterization in high noise presence by using a method based on…”
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Signal switching in automated test system for the transfer function characterization by Manuel, A., Roset, X., Gomez, J., Garrido, A., Carlosena, A., Romos, R.

“…This paper is focussed on a low cost modular instrumentation system achievement. A GPIB interface target using VLSI specialized integrated circuits and several…”
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GPIB modular instrumentation system for the transfer function characterization by Garrido, A., Manuel, A., Gomez, J.A., Roset, X., Ramos, R.

“…This paper is focused on a low cost modular instrumentation system achievement. A GPIB interface target using VLSI specialized integrated circuits and several…”
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