Jose Lasa
Madrid, Comunidad de Madrid, España
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I'm a technology and data executive leader with over 14 years of experience driving…
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🚀 **Join the Tractor Team: Sr. Program Manager, Digital Strategy & Analytics** 🚀 We're looking for a passionate, player-coach who thrives at the…
🚀 **Join the Tractor Team: Sr. Program Manager, Digital Strategy & Analytics** 🚀 We're looking for a passionate, player-coach who thrives at the…
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Are you looking for an open-source Python library to build end-to-end AI and data production applications? Taipy is the answer for you. It's…
Are you looking for an open-source Python library to build end-to-end AI and data production applications? Taipy is the answer for you. It's…
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Experiencia
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Publicaciones
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Complete Integrated Cardiac Sensing Channel for Pacemakers
5th Argentine Conference of Micro-Nanoelectronics, Technology and Applications
A novel complete integrated integrated circuit for cardiac sensing is presented. The design eliminates the use of external components, while also keeping up with the safety requirements and low power consumption of implantable medical devices. The work was developed using a high-voltage technology (HV, XC06 technology was selected [1]). The first stage consists of a completely integrated high pass preamplifier, with 25db gain, 4.5u Vrms input referred noise (70-200Hz), and 600nW power…
A novel complete integrated integrated circuit for cardiac sensing is presented. The design eliminates the use of external components, while also keeping up with the safety requirements and low power consumption of implantable medical devices. The work was developed using a high-voltage technology (HV, XC06 technology was selected [1]). The first stage consists of a completely integrated high pass preamplifier, with 25db gain, 4.5u Vrms input referred noise (70-200Hz), and 600nW power consumption. The second stage is a 55-180Hz GmC filter that incorporates the ability to filter input signals with a high common mode input up to 15V. Moreover, a novel full wave precision rectifier and a low power comparator are presented to complete the cardiac sensing channel.
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On the design of micro power practical GmC filters for biomedical applications
24th Symposium on Integrated Circuits and Systems Design
Transconductor-capacitor or simply GmC filters and amplifiers are an attractive option for the design of biomedical circuits because of their extremely low power consumption. GmC filters for the analog processing of sensed outputs and biomedical signals, can be realized consuming as little as a few tens or hundreds nA current (a negligible power budget for a primary battery). Minimum or no external components are required, but there is always uncertainty in the transfer function of the filter…
Transconductor-capacitor or simply GmC filters and amplifiers are an attractive option for the design of biomedical circuits because of their extremely low power consumption. GmC filters for the analog processing of sensed outputs and biomedical signals, can be realized consuming as little as a few tens or hundreds nA current (a negligible power budget for a primary battery). Minimum or no external components are required, but there is always uncertainty in the transfer function of the filter. This paper shows the development of fully integrated GmC filters for medical applications, emphasizing on the variability of their response with technology parameters that may change from an integrated circuit to another or from a fabrication batch to another. GmC filters, amplifiers and rectifiers will be presented. Two examples are discussed: a GmC band pass amplifier for a piezoelectric accelerometer to estimate physical activity and a robust GmC cardiac sensing channel.
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A fully integrated preamplifier for cardiac sensing in a HVCMOS technology
32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society
A novel fully integrated preamplifier stage for cardiac activity sensing is presented. The proposed design takes advantage of the High Voltage CMOS (HV) technology properties to comply with the safety requirements of implantable devices without the addition of external decoupling capacitors. The power consumption is minimum; while the input referred noise is kept well below the minimum signal to be sensed. This first stage is a high pass filter with a cut off frequency at 75Hz, and 25dB gain…
A novel fully integrated preamplifier stage for cardiac activity sensing is presented. The proposed design takes advantage of the High Voltage CMOS (HV) technology properties to comply with the safety requirements of implantable devices without the addition of external decoupling capacitors. The power consumption is minimum; while the input referred noise is kept well below the minimum signal to be sensed. This first stage is a high pass filter with a cut off frequency at 75Hz, and 25dB gain. Simulation results are presented, the circuit is being fabricated in a 0.6um technology.
Otros autoresVer publicación
Proyectos
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AntelSat
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AntelSat was the first Uruguayan Satellite in space. It was a 2U Cubesat with several elements capable of gathering information, such as Color and Infrared cameras.
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Integrated Circuit for Cardiac Sensing
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The first part of the project consisted in designing a complete integrated amplifier for cardiac sensing, taking advantage of the HV-CMOS technology and taking into consideration the needs of implantables devices, minimizing the energy consumption.
A second part of the project consisted in designing a group of filters-amplifiers, using the switched capacitors wich will play the roll of a second stage of amplification. This design minimized the power consumption and reduced the problems…The first part of the project consisted in designing a complete integrated amplifier for cardiac sensing, taking advantage of the HV-CMOS technology and taking into consideration the needs of implantables devices, minimizing the energy consumption.
A second part of the project consisted in designing a group of filters-amplifiers, using the switched capacitors wich will play the roll of a second stage of amplification. This design minimized the power consumption and reduced the problems of charge injection.
In addition a low power consumption ultra low offset comparator was designed in order to complete the entire system of cardiac sensing.
This work is part of a master thesis in electrical engineering.Otros creadoresVer proyecto -
Design and Characterization of Low Noise Integrated Amplifiers
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Noise is a fundamental limitation to the development of analog integrated circuits. The problem becomes crucial in the case of implantable medical devices, because of power consumption restrictions, normally in the order of a few microwatts or less. This project deals with the design and characterization, of integrated amplifiers with a reduced input noise, low power consumption of a few microwatts.
To maximize the capability to extend the research to real products, the circuits were…Noise is a fundamental limitation to the development of analog integrated circuits. The problem becomes crucial in the case of implantable medical devices, because of power consumption restrictions, normally in the order of a few microwatts or less. This project deals with the design and characterization, of integrated amplifiers with a reduced input noise, low power consumption of a few microwatts.
To maximize the capability to extend the research to real products, the circuits were fabricated in a HV technology, normally employed for the development of integrated circuits for implantable medical devices. Also the benefits of HV technology regarding noise, and safety of medical circuits was investigated. The characterization of amplifiers in the frequency span of biological signals, requires precise low noise measurements at low frequency; the project includes the acquisition of laboratory instruments for this purposeOtros creadoresVer proyecto
Reconocimientos y premios
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Make the Difference Award
Walmart
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Scholarship to carry out a Masters in Human Resources
FUNIBER
The scholarship was awarded based on merits.
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Programa de Proyectos Conjuntos de Investigación en el Mercosur.
ANII en conjunto con Secretaría de Políticas Universitarias – Ministerio de Educación de Argentina
El objetivo general del Programa consiste en estimular el intercambio de docentes e investigadores de los Estados Miembros y Asociados del MERCOSUR, vinculados a Programas de Posgrado de las Instituciones de Enseñanza de Educación Superior, procurando la formación de recursos humanos de alto nivel en las diversas áreas del conocimiento.
Grupo de Investigación: Dr. Alfredo Arnaud, MSc. Matías Miguez,
MSc. Joel Gak, MSc. José Lasa, Ing. Guillermo Costa. (Universidad Católica del…El objetivo general del Programa consiste en estimular el intercambio de docentes e investigadores de los Estados Miembros y Asociados del MERCOSUR, vinculados a Programas de Posgrado de las Instituciones de Enseñanza de Educación Superior, procurando la formación de recursos humanos de alto nivel en las diversas áreas del conocimiento.
Grupo de Investigación: Dr. Alfredo Arnaud, MSc. Matías Miguez,
MSc. Joel Gak, MSc. José Lasa, Ing. Guillermo Costa. (Universidad Católica del Uruguay).
Institución Espejo: Universidad Nacional del Sur, Bahía Blanca, Argentina. -
Fondo de Investigación Aplicada “Fondo María Viñas”
ANII - Agencia Nacional de Investigación e Innovación
El Fondo está dirigido al financiamiento de proyectos de investigación Aplicada en todas las áreas del conocimiento. Es decir, aquellos proyectos que consisten en trabajos originales realizados para adquirir nuevos conocimientos dirigidos fundamentalmente hacia un objetivo práctico específico. Este tipo de investigación implica la consideración de todos los conocimientos existentes y su profundización, en un intento de solucionar problemas específicos.
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Scholarship to carry out a Masters in Electrical Engineering
Universidad Católica del Uruguay
The scholarship was awarded based on merits.
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Francés
Competencia básica profesional
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German
Competencia básica limitada
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Portuguese
Competencia básica limitada
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Dutch
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